Spot Forecast
Issued by NWS Bismarck, ND
Issued by NWS Bismarck, ND
549 FNUS73 KBIS 220822 FWSBIS Spot Forecast for Ghylin...USFWS National Weather Service Bismarck ND 322 AM CDT Wed May 22 2024 Forecast is based on ignition time of 0900 CDT on May 22. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Quiet weather is expected at the burn site today, with a light west-northwest wind and minimum humidity values dipping into the mid 30s. Winds turn northeast tonight and increase with a chance of rain showers. Rain showers become likely at the burn site on Thursday, with some thunderstorms possible. .TODAY... Sky/weather.........Mostly sunny through much of the day, then increasing late afternoon clouds. CWR.................0 percent. Chance of pcpn......0 percent. LAL.................1. Max temperature.....Around 67. Min humidity........35 percent. Wind (20 ft)........West-northwest winds 7 to 10 mph. Mixing height.......7800 ft AGL. Transport winds.....West 12 to 15 mph. Smoke dispersal.....Poor early in the morning increasing to good in the afternoon. Haines Index........5 or moderate potential for large plume dominated fire growth. TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........23 26 24 22 20 29 39 49 49 CWR.............0 0 0 0 0 0 0 0 0 Chc of pcpn (%).0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 Temp............48 53 56 60 61 64 65 66 67 RH..............68 61 53 46 44 40 38 36 35 20 FT wind dir..NW NW WNW WNW WNW WNW WNW WNW WNW 20 FT wind spd..8 8 9 9 9 10 10 8 7 20 FT wind gust.13 13 13 14 14 14 13 13 12 Mix hgt (kft)...1.5 3.0 4.2 5.6 6.9 7.8 7.8 7.4 7.1 Transp wind dir.NW NW W W W W W W W Transp wind spd.12 13 14 14 14 14 14 15 14 Haines index....5 5 5 5 5 5 5 5 5 Dispr kt-ft/1K..15 33 50 68 83 93 94 96 85 .TONIGHT... Sky/weather.........Becoming mostly cloudy. Slight chance of rain showers early in the evening. Chance of rain showers in the late evening and overnight. CWR.................10 percent. Chance of pcpn......40 percent. LAL.................1. Min temperature.....Around 45. Max humidity........89 percent. Wind (20 ft)........Northwest winds 5 to 6 mph shifting to the northeast 8 to 16 mph mid-evening. Mixing height.......400 ft AGL. Transport winds.....West 8 to 12 mph shifting to the northeast 8 to 16 mph in the late evening increasing to 18 to 22 mph after 3 am. Smoke dispersal.....Good early in the evening decreasing to poor late in the night. Haines Index........5 or moderate potential for large plume dominated fire growth. .THURSDAY... Sky/weather.........Mostly cloudy. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. CWR.................45 percent. Chance of pcpn......60 percent. LAL.................1 until 1500, then 2. Max temperature.....Around 57. Min humidity........62 percent. Wind (20 ft)........East winds 16 to 22 mph with gusts to around 30 mph. Gusty and erratic winds expected near thunderstorms late in the afternoon. Mixing height.......2800 ft AGL. Transport winds.....East 22 to 30 mph. Smoke dispersal.....Fair. Haines Index........2 to 5 or very low to moderate potential for large plume dominated fire growth. $$ Forecaster...SCHILD Requested by...D. Mireles Type of request...PRESCRIBED .TAG 2414877.0/BIS .DELDT 05/22/24 .FormatterVersion 2.0.0 .EMAIL Dustin_mireles@fws.gov