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Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
362 FNUS53 KDTX 191928 FWFDTX Fire Weather Planning Forecast for Southeast Michigan National Weather Service Detroit/Pontiac MI 328 PM EDT Wed Jun 19 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THURSDAY... .DISCUSSION...Hot and humid weather persists over Southeast Michigan today with minimum RHs in the 40s and modest southwest flow. Isolated to scattered showers and thunderstorms are expected later this afternoon and evening. MIZ047-048-053-060-061-192115- Midland-Bay-Saginaw-Shiawassee-Genesee- Including the cities of Midland-Bay City-Saginaw-Owosso-Flint 328 PM EDT Wed Jun 19 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT... Sky/weather.........Partly cloudy (35-45 percent). Slight chance of showers and thunderstorms. Chance of precipitation 20 percent. Min temperature.....64-68. 24 hr trend......6 degrees cooler. Max humidity........87-97 percent. 24 hr trend......5 percent wetter. 20-foot winds.......Southwest around 5 mph becoming northwest in the late evening and early morning, then becoming northeast after midnight. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......840-1040 ft agl. Transport winds.....Southwest around 10 mph becoming northeast in the late evening and overnight. Smoke dispersal.....Poor (17). Pcpn amount.........0.11-0.25 in. .THURSDAY... Sky/weather.........Partly cloudy (45-55 percent). Slight chance of showers and thunderstorms until 2 pm, then chance of showers and thunderstorms. Chance of precipitation 40 percent. Max temperature.....76-82. 24 hr trend......8 degrees cooler. Min humidity........54-64 percent. 24 hr trend......12 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3410-3910 ft agl. Transport winds.....Northeast around 10 mph. Smoke dispersal.....Fair (223). Pcpn amount.........0.26-0.50 in. .THURSDAY NIGHT... Sky/weather.........Partly cloudy (35-45 percent). Min temperature.....61-66. 24 hr trend......4 degrees cooler. Max humidity........84-94 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......680-880 ft agl. Transport winds.....Northeast 5 to 10 mph. Smoke dispersal.....Poor (9). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (40-50 percent). Chance of showers. Chance of thunderstorms after 2 pm. Chance of precipitation 50 percent. Max temperature.....78-84. 24 hr trend......2 degrees warmer. Min humidity........51-61 percent. 24 hr trend......1 percent wetter. 20-foot winds.......Northeast around 5 mph becoming north in the late morning and afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3360-3860 ft agl. Transport winds.....Northeast around 5 mph becoming northwest in the late morning and afternoon. Smoke dispersal.....Fair (254). Pcpn amount.........0.06-0.10 in. $$ MIZ049-054-055-062-192115- Huron-Tuscola-Sanilac-Lapeer- Including the cities of Bad Axe-Caro-Sandusky-Lapeer 328 PM EDT Wed Jun 19 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). Chance of showers and thunderstorms until 2 am, then slight chance of showers and thunderstorms. Chance of precipitation 50 percent. Min temperature.....62-66. 24 hr trend......7 degrees cooler. Max humidity........89-99 percent. 24 hr trend......8 percent wetter. 20-foot winds.......Southwest around 5 mph becoming north in the late evening and early morning, then becoming northeast after midnight. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......840-1040 ft agl. Transport winds.....Southwest around 10 mph becoming northeast in the late evening and overnight. Smoke dispersal.....Poor (14). Pcpn amount.........0.11-0.25 in. .THURSDAY... Sky/weather.........Partly cloudy (30-40 percent). Chance of showers and thunderstorms after 2 pm. Chance of precipitation 30 percent. Max temperature.....76-82. 24 hr trend......10 degrees cooler. Min humidity........57-64 percent. 24 hr trend......12 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......2650-3150 ft agl. Transport winds.....Northeast 5 to 10 mph. Smoke dispersal.....Fair (194). Pcpn amount.........0.11-0.25 in. .THURSDAY NIGHT... Sky/weather.........Partly cloudy (35-45 percent). Min temperature.....Around 61. 24 hr trend......3 degrees cooler. Max humidity........83-93 percent. 24 hr trend......5 percent drier. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......640-840 ft agl. Transport winds.....Northeast 5 to 10 mph. Smoke dispersal.....Poor (8). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (40-50 percent). Chance of showers. Chance of thunderstorms after 2 pm. Chance of precipitation 30 percent. Max temperature.....78-82. 24 hr trend......3 degrees warmer. Min humidity........56-66 percent. 24 hr trend......2 percent drier. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3290-3790 ft agl. Transport winds.....North around 5 mph becoming 5 to 10 mph in the late morning and afternoon. Smoke dispersal.....Fair (260). Pcpn amount.........0.06-0.10 in. $$ MIZ063-068>070-075-076-082-083-192115- St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe- Including the cities of Port Huron-Howell-Pontiac-Warren-Ann Arbor-Detroit-Adrian-Monroe 328 PM EDT Wed Jun 19 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THURSDAY... .TONIGHT... Sky/weather.........Partly cloudy (50-60 percent). Chance of showers and thunderstorms until 11 pm, then slight chance of showers and thunderstorms. Chance of precipitation 30 percent. Min temperature.....66-72. 24 hr trend......3 degrees cooler. Max humidity........89-99 percent. 24 hr trend......8 percent wetter. 20-foot winds.......Southwest 5 to 10 mph becoming northeast after midnight. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......780-980 ft agl. Transport winds.....Southwest around 5 mph becoming north after midnight. Smoke dispersal.....Poor (6). Pcpn amount.........0.11-0.25 in. .THURSDAY... Sky/weather.........Partly cloudy (35-45 percent). Slight chance of showers and thunderstorms until 2 pm, then chance of showers and thunderstorms. Chance of precipitation 50 percent. Max temperature.....82-86. 24 hr trend......3 degrees cooler. Min humidity........49-59 percent. 24 hr trend......4 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4350-4850 ft agl. Transport winds.....Northeast around 5 mph becoming south in the late morning and early afternoon, then becoming northwest early in the afternoon. Smoke dispersal.....Fair (251). Pcpn amount.........0.26-0.50 in. .THURSDAY NIGHT... Sky/weather.........Partly cloudy (35-45 percent). Min temperature.....64-68. 24 hr trend......2 degrees cooler. Max humidity........89-99 percent. 24 hr trend......3 percent drier. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......640-840 ft agl. Transport winds.....Northeast around 5 mph. Smoke dispersal.....Poor (5). Pcpn amount.........0.11-0.25 in. .FRIDAY... Sky/weather.........Partly cloudy (35-45 percent). Chance of showers and thunderstorms after 2 pm. Chance of precipitation 40 percent. Max temperature.....84-90. 24 hr trend......1 degree warmer. Min humidity........45-55 percent. 24 hr trend......3 percent wetter. 20-foot winds.......North around 5 mph becoming northwest in the late morning and afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4960-5460 ft agl. Transport winds.....Northwest 5 to 10 mph. Smoke dispersal.....Good (481). Pcpn amount.........0.11-0.25 in. $$ .FORECAST DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 60s. Highs around 90. South winds around 5 mph. .SUNDAY...Mostly cloudy. Showers likely and chance of thunderstorms. Lows around 70. Highs in the mid 80s. Southwest winds around 10 mph. .MONDAY...Mostly clear. Lows in the lower 60s. Highs in the lower 80s. Northwest winds around 10 mph. .TUESDAY...Mostly clear. Lows in the lower 60s. Highs in the upper 80s. .WEDNESDAY...Partly cloudy. Chance of showers. Lows in the upper 60s. Highs in the mid 80s. $$ AM