Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Rapid City, SD
Issued by NWS Rapid City, SD
867 FNUS53 KUNR 211850 FWFUNR Fire Weather Planning Forecast for NE Wyoming and WRN South Dakota National Weather Service Rapid City SD 1250 PM MDT Tue May 21 2024 .DISCUSSION...Active weather is expected through Memorial Day Weekend with nearly daily chances for showers and thunderstorms. The exception will be Wednesday with only a slight chance for thunderstorms over the Black Hills. Temperatures will be close to seasonal averages through the weekend. A warmer and slightly drier pattern is expected to develop early to mid next week. WYZ314-221015- Northern Campbell- Including Gillette and Weston 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly clear. Slight chance of showers and thunderstorms in the evening. Chc of wetting rain.0 percent. LAL.................2 until 2400, then 1. Min temperature.....Around 37. Max humidity........81-89 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....Southwest around 15 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny then becoming partly sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 67. Min humidity........23 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7900 to 9900 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 42. Max humidity........73-79 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph shifting to the southeast 5 to 10 mph after midnight. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....South around 30 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.50 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 57. Min humidity........40-52 percent. 20-foot winds.......Northwest 10 to 20 mph. Gusts to around 25 mph increasing to gusts to around 35 mph in the afternoon. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 25 mph increasing to around 40 mph in the afternoon. Smoke dispersal.....Fair increasing to excellent in the afternoon. Mixing height.......5400 to 6800 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the lower 30s. Highs in the lower 60s. Northwest winds 15 to 20 mph. .SATURDAY...Partly cloudy. Lows around 40. Highs around 70. Southwest winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 60s. West winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ WYZ315-221015- Southern Campbell- Including Wright and Savageton 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Patchy frost in the evening. Areas of frost after midnight. Chc of wetting rain.20 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 34. Max humidity........91-97 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny then becoming partly sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 64. Min humidity........27 percent. 20-foot winds.......Southwest 15 to 20 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 30 mph increasing to around 40 mph in the afternoon. Smoke dispersal.....Very good increasing to excellent in the afternoon. Mixing height.......7300 to 9200 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 39. Max humidity........75-81 percent. 20-foot winds.......Southwest 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....Southwest around 40 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 2. Max temperature.....Around 58. Min humidity........32-38 percent. 20-foot winds.......West 15 to 25 mph with gusts to around 35 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 35 mph increasing to around 45 mph in the afternoon. Smoke dispersal.....Very good increasing to excellent in the afternoon. Mixing height.......6900 to 8700 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Breezy. Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the lower 30s. Highs in the lower 60s. Northwest winds 15 to 25 mph. .SATURDAY...Partly cloudy. Lows in the upper 30s. Highs in the upper 60s. Southwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 60s. West winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows around 40. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 70s. $$ WYZ316-221015- Crook County Plains- Including Moorcroft, Devils Tower, Hulett, and New Haven 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly clear. Slight chance of showers and thunderstorms in the evening. Areas of frost after midnight. Chc of wetting rain.0 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 35. Max humidity........84-96 percent. 20-foot winds.......West 5 to 10 mph shifting to the south 10 to 15 mph after midnight. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....Southwest 15 to 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 68. Min humidity........22 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....South around 20 mph increasing to southwest around 30 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7900 to 9900 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 41. Max humidity........70-78 percent. 20-foot winds.......South 10 to 15 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....South around 30 mph decreasing to around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.40 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 60. Min humidity........39 percent. 20-foot winds.......Southeast 10 to 15 mph shifting to the west 10 to 20 mph with gusts to around 30 mph in the afternoon. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to west around 40 mph in the afternoon. Smoke dispersal.....Fair increasing to excellent in the afternoon. Mixing height.......5400 to 6800 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and slight chance of thunderstorms. Lows in the lower 30s. Highs around 60. Northwest winds 15 to 20 mph. .SATURDAY...Warmer. Partly cloudy. Lows in the upper 30s. Highs in the lower 70s. Southwest winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 60s. West winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows around 40. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 70s. $$ WYZ317-221015- Weston County Plains- Including Newcastle, Upton, and Rochelle 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Chance of showers and thunderstorms in the evening. Areas of frost after midnight. Chc of wetting rain.30 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 34. Max humidity........93-99 percent. 20-foot winds.......West 10 to 15 mph shifting to the southwest 5 to 10 mph after midnight. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....Southwest 15 to 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Areas of frost in the morning. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 66. Min humidity........25 percent. 20-foot winds.......Southwest 15 to 20 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7600 to 9500 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 42. Max humidity........67-75 percent. 20-foot winds.......South 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....South around 35 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 2. Max temperature.....Around 63. Min humidity........26-32 percent. 20-foot winds.......Southwest 15 to 25 mph with gusts to around 35 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 30 mph increasing to west around 40 mph in the afternoon. Smoke dispersal.....Very good increasing to excellent in the afternoon. Mixing height.......6300 to 7900 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. Northwest winds 15 to 20 mph. .SATURDAY...Partly cloudy. Lows in the upper 30s. Highs in the lower 70s. Southwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 60s. West winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 70s. $$ WYZ318-221015- Wyoming Black Hills- Including Sundance and Four Corners 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Slight chance of showers and thunderstorms in the evening. Areas of frost after midnight. Chc of wetting rain.10 percent. LAL.................3 until 2400, then 1. Min temperature.....33-39. Max humidity........81-97 percent. 20-foot winds.......West 5 to 10 mph shifting to the south 10 to 15 mph after midnight. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West around 15 mph shifting to the southwest after midnight. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....60-68. Min humidity........24-30 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7600 to 9600 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 44. Max humidity........57-65 percent. 20-foot winds.......South 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....South around 35 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.40 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 59. Min humidity........36-42 percent. 20-foot winds.......South 10 to 15 mph shifting to the west 15 to 20 mph in the afternoon. Gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 30 mph increasing to west around 40 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5600 to 7100 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers, snow showers likely and slight chance of thunderstorms. Lows in the lower 30s. Highs in the upper 50s. Northwest winds 15 to 20 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the upper 60s. Southwest winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the lower 60s. West winds 10 to 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 60s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 70s. $$ SDZ327-221015- Butte County Area- Including Belle Fourche, Colony, and Newell 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the evening. Chc of wetting rain.0 percent. LAL.................2 until 2400, then 1. Min temperature.....Around 40. Max humidity........81-87 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 72. Min humidity........24 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....West around 20 mph increasing to southwest around 30 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......8200 to 10300 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 43. Max humidity........74-82 percent. 20-foot winds.......Southeast 5 to 10 mph. Gusts to around 20 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....South around 30 mph becoming east around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.40 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 64. Min humidity........40-48 percent. 20-foot winds.......Northeast 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Northeast around 25 mph increasing to west around 35 mph in the afternoon. Smoke dispersal.....Fair increasing to very good in the afternoon. Mixing height.......4000 to 5000 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the lower 70s. Southeast winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. Northeast winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ319-221015- Northern Black Hills- Including Lead, Deadwood, and Rochford 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Chance of thunderstorms and slight chance of rain showers in the evening. Areas of frost through the night. Chc of wetting rain.10 percent. LAL.................3 until 2400, then 1. Min temperature.....29-37. Max humidity........81-99 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Areas of frost in the morning. Slight chance of showers and thunderstorms in the afternoon. Chc of wetting rain.0 percent. LAL.................1 until 1200, then 2. Max temperature.....56-64. Min humidity........24-30 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 25 mph increasing to southwest around 40 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7300 to 9200 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....38-44. Max humidity........54-62 percent. 20-foot winds.......Southwest 5 to 10 mph. Gusts to around 25 mph in the evening. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....Southwest around 40 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.40 percent. LAL.................1 until 1200, then 3. Max temperature.....54-62. Min humidity........35-43 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest 35 to 40 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......4800 to 6000 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers, snow showers likely and chance of thunderstorms. Lows around 30. Highs in the lower 50s. Northwest winds around 15 mph. .SATURDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the lower 60s. West winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 50s. West winds 10 to 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 30s. Highs in the upper 50s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the mid 60s. $$ SDZ320-221015- Central Black Hills- Including Custer, Hill City, and Keystone 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Chance of showers and thunderstorms in the evening. Areas of frost after midnight. Chc of wetting rain.30 percent. LAL.................3 until 2400, then 1. Min temperature.....30-38. Max humidity........84-98 percent. 20-foot winds.......West 5 to 10 mph with gusts to around 20 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Areas of frost in the morning. Slight chance of showers and thunderstorms in the afternoon. Chc of wetting rain.0 percent. LAL.................1 until 1200, then 2. Max temperature.....57-65. Min humidity........25-31 percent. 20-foot winds.......West 10 to 15 mph. Gusts to around 20 mph increasing to gusts to around 30 mph in the afternoon. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 25 mph increasing to southwest around 40 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7200 to 9000 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....39-45. Max humidity........56-64 percent. 20-foot winds.......Southwest 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....Southwest around 40 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.30 percent. LAL.................1 until 1200, then 3. Max temperature.....56-64. Min humidity........34 percent. 20-foot winds.......West 10 to 20 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 35 mph increasing to west around 45 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5000 to 6300 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Showers likely with possible snow showers and thunderstorms. Lows in the lower 30s. Highs in the mid 50s. Northwest winds around 15 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the mid 60s. Southwest winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs around 60. West winds 10 to 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 30s. Highs in the upper 50s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows around 40. Highs in the upper 60s. $$ SDZ321-221015- Southern Black Hills- Including Pringle, Custer State Park, and Wind Cave 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Rain showers likely and chance of thunderstorms in the evening. Areas of frost after midnight. Chc of wetting rain.40 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 38. Max humidity........87-93 percent. 20-foot winds.......West 5 to 10 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West 15 to 20 mph. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....62-68. Min humidity........28 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 30 mph increasing to southwest around 40 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......6400 to 8100 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 46. Max humidity........57-63 percent. 20-foot winds.......Southwest 5 to 10 mph. Gusts to around 25 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 40 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......200 to 300 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 2. Max temperature.....61-67. Min humidity........32 percent. 20-foot winds.......West 10 to 20 mph with gusts to around 30 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 35 mph increasing to west around 45 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5000 to 6300 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 30s. Highs in the upper 50s. Northwest winds around 15 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. West winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 60s. West winds 10 to 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 60s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs around 70. $$ SDZ322-221015- Fall River County Area- Including Hot Springs, Edgemont, and Ardmore 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Rain showers likely and chance of thunderstorms in the evening. Patchy frost after midnight. Chc of wetting rain.50 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 37. Max humidity........95-100 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........2 very low potential for large plume dominated fire growth. Transport winds.....West 15 to 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 69. Min humidity........25 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West 25 to 30 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7200 to 9100 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 44. Max humidity........66-78 percent. 20-foot winds.......South 10 to 15 mph. Gusts to around 20 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....South around 30 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Slight chance of rain showers in the afternoon. Chc of wetting rain.10 percent. LAL.................1. Max temperature.....Around 67. Min humidity........28 percent. 20-foot winds.......West 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West 35 to 40 mph. Smoke dispersal.....Very good increasing to excellent in the afternoon. Mixing height.......5500 to 6900 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 70s. Southwest winds 10 to 15 mph. .SUNDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the upper 40s. Highs in the upper 60s. West winds 10 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ323-221015- Northern Foot Hills- Including Spearfish and Sturgis 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of showers and thunderstorms in the evening. Chc of wetting rain.0 percent. LAL.................2 until 2400, then 1. Min temperature.....Around 42. Max humidity........70-78 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 25 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West around 25 mph. Smoke dispersal.....Poor. Mixing height.......500 to 600 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 70. Min humidity........25 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7600 to 9600 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 46. Max humidity........54-64 percent. 20-foot winds.......Southwest 5 to 10 mph. Gusts to around 20 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph decreasing to around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Chc of wetting rain.40 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 65. Min humidity........41 percent. 20-foot winds.......Northwest 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West around 25 mph increasing to around 35 mph in the afternoon. Smoke dispersal.....Good increasing to very good in the afternoon. Mixing height.......4400 to 5500 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and chance of thunderstorms. Lows in the upper 30s. Highs around 60. Northwest winds around 20 mph. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows around 40. Highs around 70. Southeast winds 10 to 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the mid 60s. Northwest winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 60s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ324-221015- Eastern Foot Hills- Including Rapid City and Piedmont 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Slight chance of showers and thunderstorms in the evening. Chc of wetting rain.20 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 41. Max humidity........72-80 percent. 20-foot winds.......West 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West 20 to 25 mph. Smoke dispersal.....Poor. Mixing height.......500 to 600 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 71. Min humidity........24 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West around 20 mph increasing to southwest around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7600 to 9600 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 46. Max humidity........56-66 percent. 20-foot winds.......Southwest 5 to 10 mph. Gusts to around 25 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 35 mph decreasing to around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.30 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 69. Min humidity........35 percent. 20-foot winds.......Northwest 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West 25 to 30 mph. Smoke dispersal.....Fair increasing to very good in the afternoon. Mixing height.......4700 to 5900 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Showers likely and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 70s. Southeast winds 10 to 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. Northwest winds 10 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ325-221015- Custer County Plains- Including Hermosa, Fairburn, Buffalo Gap, and Folsom 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Chance of showers and thunderstorms in the evening. Chc of wetting rain.30 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 40. Max humidity........88-96 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 71. Min humidity........26 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7100 to 8900 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 44. Max humidity........69-81 percent. 20-foot winds.......Southwest 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....Southwest around 35 mph decreasing to around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 2. Max temperature.....Around 71. Min humidity........31 percent. 20-foot winds.......West 10 to 20 mph with gusts to around 30 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest 30 to 35 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5000 to 6300 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northwest winds around 15 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows around 40. Highs in the mid 70s. Southwest winds around 10 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. Northwest winds 10 to 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ326-221015- Pine Ridge Area- Including Pine Ridge, Oelrichs, Batesland, and Kyle 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of showers and thunderstorms in the evening. Chc of wetting rain.40 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 38. Max humidity........100 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 71. Min humidity........26 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest 25 to 30 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......6800 to 8600 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 46. Max humidity........70-78 percent. 20-foot winds.......South 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 30 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Sunny then becoming partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.10 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 71. Min humidity........31 percent. 20-foot winds.......West 15 to 20 mph with gusts to around 30 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 30 mph increasing to west around 40 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5200 to 6500 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows around 40. Highs in the mid 70s. Southwest winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs around 70. West winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the lower 40s. Highs in the mid 70s. $$ SDZ328-221015- Perkins County- Including Lemmon and Bison 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of rain showers in the evening. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 40. Max humidity........80-86 percent. 20-foot winds.......West 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Northwest around 25 mph becoming west around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 71. Min humidity........26 percent. 20-foot winds.......West 5 to 10 mph with gusts to around 20 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....West 15 to 20 mph. Smoke dispersal.....Good increasing to very good in the afternoon. Mixing height.......7800 to 9800 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 43. Max humidity........82-88 percent. 20-foot winds.......East 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Southeast around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Slight chance of rain showers in the morning, then rain showers likely in the afternoon. Chc of wetting rain.30 percent. LAL.................1. Max temperature.....Around 63. Min humidity........48-54 percent. 20-foot winds.......Northeast 15 to 25 mph with gusts to around 35 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Northeast around 30 mph. Smoke dispersal.....Fair increasing to good in the afternoon. Mixing height.......3100 to 3900 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and slight chance of thunderstorms. Lows in the mid 30s. Highs in the upper 50s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Lows in the mid 30s. Highs around 70. Southeast winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and slight chance of thunderstorms. Lows in the mid 40s. Highs in the mid 60s. East winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ329-221015- West Central Plains- Including Faith, Ellsworth AFB, New Underwood, and Wall 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Slight chance of showers and thunderstorms in the evening. Chc of wetting rain.10 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 41. Max humidity........81-89 percent. 20-foot winds.......West 10 to 15 mph. Gusts to around 25 mph in the evening. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West around 25 mph decreasing to around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 73. Min humidity........25 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 15 mph increasing to around 30 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7600 to 9600 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 45. Max humidity........70-78 percent. 20-foot winds.......South 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 30 mph decreasing to around 20 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Mostly sunny then becoming mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.30 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 70. Min humidity........36-42 percent. 20-foot winds.......Northeast 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 25 mph shifting to the west in the afternoon. Smoke dispersal.....Fair increasing to very good in the afternoon. Mixing height.......4400 to 5600 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Mostly cloudy. Showers likely and slight chance of thunderstorms. Lows in the upper 30s. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the lower 70s. Southeast winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. Northeast winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ332-221015- Badlands Area- Including Interior, Scenic, Rockyford, and Wanblee 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Chc of wetting rain.20 percent. LAL.................3 until 2400, then 1. Min temperature.....Around 42. Max humidity........96 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 73. Min humidity........26 percent. 20-foot winds.......Southwest 10 to 15 mph with gusts to around 25 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest 25 to 30 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......7100 to 8900 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 48. Max humidity........70-78 percent. 20-foot winds.......South 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 30 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 74. Min humidity........33 percent. 20-foot winds.......Southwest 10 to 20 mph with gusts to around 30 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph increasing to west around 35 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5000 to 6300 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler. Mostly cloudy. Chance of showers and slight chance of thunderstorms. Lows around 40. Highs in the lower 60s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the mid 70s. South winds around 15 mph. .SUNDAY...Partly cloudy. Chance of thunderstorms and slight chance of showers. Lows in the upper 40s. Highs in the lower 70s. Southwest winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ333-221015- Bennett County Area- Including Martin, Tuthill, Allen, and Long Valley 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy. Chance of rain showers in the evening. Slight chance of thunderstorms through the night. Slight chance of rain showers after midnight. Chc of wetting rain.20 percent. LAL.................2. Min temperature.....Around 41. Max humidity........98 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West 20 to 25 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 71. Min humidity........27 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 25 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......6600 to 8300 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 49. Max humidity........69-75 percent. 20-foot winds.......South 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South 30 to 35 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 74. Min humidity........34 percent. 20-foot winds.......Southwest 15 to 20 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest 30 to 35 mph. Smoke dispersal.....Very good increasing to excellent in the afternoon. Mixing height.......5700 to 7200 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler, breezy. Mostly cloudy. Showers likely and chance of thunderstorms. Lows in the upper 30s. Highs around 60. Northwest winds 20 to 25 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the lower 40s. Highs in the lower 70s. Southwest winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs around 70. Southwest winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the lower 70s. $$ SDZ330-221015- Ziebach County- Including Dupree and Glad Valley 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy. Slight chance of rain showers in the evening. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 42. Max humidity........82-88 percent. 20-foot winds.......Northwest 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Northwest around 25 mph becoming west around 15 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 72. Min humidity........26 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Good increasing to very good in the afternoon. Mixing height.......7500 to 9400 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly cloudy then becoming partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 46. Max humidity........81 percent. 20-foot winds.......Southeast 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Southeast 15 to 20 mph. Smoke dispersal.....Poor. Mixing height.......300 to 400 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.30 percent. LAL.................1 until 1200, then 3. Max temperature.....67-73. Min humidity........40-48 percent. 20-foot winds.......East 15 to 25 mph with gusts to around 35 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....East 30 to 35 mph. Smoke dispersal.....Fair increasing to very good in the afternoon. Mixing height.......4100 to 5200 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler. Mostly cloudy. Showers likely and slight chance of thunderstorms. Lows in the upper 30s. Highs in the upper 50s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Lows in the upper 30s. Highs in the lower 70s. Southeast winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. East winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the mid 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ331-221015- Haakon County Area- Including Philip, Kadoka, Belvidere, and Midland 1250 PM MDT Tue May 21 2024 .TONIGHT... Sky/weather.........Mostly cloudy then becoming mostly clear. Slight chance of rain showers in the evening. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 43. Max humidity........86-94 percent. 20-foot winds.......West 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....West around 20 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 73. Min humidity........26 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest 20 to 25 mph. Smoke dispersal.....Fair increasing to excellent in the afternoon. Mixing height.......7000 to 8800 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 48. Max humidity........71-77 percent. 20-foot winds.......South 10 to 15 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 25 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Partly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 74. Min humidity........37 percent. 20-foot winds.......Southeast 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 20 mph increasing to west around 30 mph in the afternoon. Smoke dispersal.....Fair increasing to very good in the afternoon. Mixing height.......5000 to 6300 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler. Mostly cloudy. Showers likely and chance of thunderstorms. Lows around 40. Highs in the upper 50s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows in the upper 30s. Highs in the lower 70s. Southeast winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs around 70. Southeast winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Lows in the mid 40s. Highs in the mid 70s. $$ SDZ334-221015- Mellette and Todd Counties- Including Mission, White River, and Saint Francis 150 PM CDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of rain showers in the evening. Chc of wetting rain.10 percent. LAL.................1. Min temperature.....Around 43. Max humidity........91-97 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 25 mph. Haines Index........4 low potential for large plume dominated fire growth. Transport winds.....West around 25 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 72. Min humidity........30 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....West 20 to 25 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......6700 to 8400 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 51. Max humidity........67-73 percent. 20-foot winds.......South 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 25 mph increasing to around 35 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Mostly sunny. Chance of showers and thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 78. Min humidity........37 percent. 20-foot winds.......Southwest 10 to 20 mph with gusts to around 30 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....Southwest around 35 mph. Smoke dispersal.....Good increasing to excellent in the afternoon. Mixing height.......5500 to 6900 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler, breezy. Mostly cloudy. Showers likely and chance of thunderstorms. Lows in the lower 40s. Highs in the upper 50s. Northwest winds 20 to 25 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows around 40. Highs in the mid 70s. South winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. South winds 15 to 20 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the mid 40s. Highs in the lower 70s. $$ SDZ335-221015- Tripp County- Including Winner, Colome, and Hamill 150 PM CDT Tue May 21 2024 .TONIGHT... Sky/weather.........Partly cloudy then becoming mostly cloudy. Slight chance of rain showers in the evening. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 44. Max humidity........91-97 percent. 20-foot winds.......West 10 to 15 mph with gusts to around 25 mph. Haines Index........3 very low potential for large plume dominated fire growth. Transport winds.....West 20 to 25 mph. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .WEDNESDAY... Sky/weather.........Sunny. Chc of wetting rain.0 percent. LAL.................1. Max temperature.....Around 72. Min humidity........34-40 percent. 20-foot winds.......Southwest 10 to 15 mph. Haines Index........6 high potential for large plume dominated fire growth. Transport winds.....West 20 to 25 mph. Smoke dispersal.....Good increasing to very good in the afternoon. Mixing height.......6200 to 7800 ft agl. .WEDNESDAY NIGHT... Sky/weather.........Mostly clear. Chc of wetting rain.0 percent. LAL.................1. Min temperature.....Around 52. Max humidity........67-75 percent. 20-foot winds.......South 10 to 20 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....South around 25 mph increasing to around 40 mph after midnight. Smoke dispersal.....Poor. Mixing height.......400 to 500 ft agl. .THURSDAY... Sky/weather.........Sunny. Chance of showers and thunderstorms in the afternoon. Chc of wetting rain.20 percent. LAL.................1 until 1200, then 3. Max temperature.....Around 79. Min humidity........42 percent. 20-foot winds.......South 10 to 20 mph with gusts to around 30 mph. Haines Index........5 moderate potential for large plume dominated fire growth. Transport winds.....Southwest 35 to 40 mph. Smoke dispersal.....Good increasing to very good in the afternoon. Mixing height.......4400 to 5600 ft agl. .FORECAST DAYS 3 THROUGH 7... .FRIDAY...Cooler. Mostly cloudy. Chance of showers and thunderstorms. Lows in the mid 40s. Highs in the upper 50s. Northwest winds around 20 mph. .SATURDAY...Warmer. Partly cloudy. Slight chance of showers and thunderstorms. Lows around 40. Highs in the mid 70s. South winds around 15 mph. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. Southeast winds around 15 mph. .MEMORIAL DAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 40s. Highs in the upper 60s. .TUESDAY...Mostly clear. Slight chance of showers and thunderstorms. Lows in the upper 40s. Highs in the lower 70s. $$