Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
548 FNUS53 KDTX 200743 FWFDTX Fire Weather Planning Forecast for Southeast Michigan National Weather Service Detroit/Pontiac MI 343 AM EDT Thu Jun 20 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .DISCUSSION...Hot and humid weather persists over most of Southeast Michigan today with minimum RHs in the 50 to 60 percent range and modest southwest flow. Periods of isolated to scattered thunderstorms are expected over the next 36 hours. MIZ047-048-053-060-061-202115- Midland-Bay-Saginaw-Shiawassee-Genesee- Including the cities of Midland-Bay City-Saginaw-Owosso-Flint 343 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Partly cloudy (50-60 percent). Chance of showers and thunderstorms until 8 am, then slight chance of showers and thunderstorms until 2 pm, then chance of showers and thunderstorms. Chance of precipitation 40 percent. Max temperature.....76-80. 24 hr trend......8 degrees cooler. Min humidity........59-69 percent. 24 hr trend......16 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.......3230-3730 ft agl. Transport winds.....Northeast around 10 mph. Smoke dispersal.....Fair (224). Pcpn amount.........0.26-0.50 in. .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). Min temperature.....62-67. 24 hr trend......4 degrees cooler. Max humidity........90-100 percent. 24 hr trend......3 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.......740-940 ft agl. Transport winds.....East 5 to 10 mph. Smoke dispersal.....Poor (8). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (45-55 percent). Chance of showers and thunderstorms after 2 pm. Chance of precipitation 50 percent. Max temperature.....78-82. 24 hr trend......1 degree warmer. Min humidity........58-68 percent. 24 hr trend......2 percent wetter. 20-foot winds.......Northeast around 5 mph becoming northwest in the late morning and afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......4070-4570 ft agl. Transport winds.....Southeast around 5 mph becoming west in the late morning and afternoon. Smoke dispersal.....Fair (252). Pcpn amount.........0.11-0.25 in. $$ MIZ049-054-055-062-202115- Huron-Tuscola-Sanilac-Lapeer- Including the cities of Bad Axe-Caro-Sandusky-Lapeer 343 AM EDT Thu Jun 20 2024 .TODAY... Sky/weather.........Mostly cloudy (55-65 percent) until 8 am, then partly cloudy (45-55 percent). Chance of showers and thunderstorms until 8 am, then slight chance of showers and thunderstorms. Chance of precipitation 30 percent. Max temperature.....76-80. 24 hr trend......11 degrees cooler. Min humidity........63-73 percent. 24 hr trend......16 percent wetter. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......2940-3440 ft agl. Transport winds.....Northeast around 10 mph. Smoke dispersal.....Fair (206). Pcpn amount.........0.11-0.25 in. .TONIGHT... Sky/weather.........Partly cloudy (40-50 percent). Min temperature.....59-64. 24 hr trend......4 degrees cooler. Max humidity........90-97 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......740-940 ft agl. Transport winds.....Northeast 5 to 10 mph. Smoke dispersal.....Poor (4). Pcpn amount.........None. .FRIDAY... Sky/weather.........Partly cloudy (45-55 percent). Chance of showers after 2 pm. Chance of thunderstorms after 5 pm. Chance of precipitation 30 percent. Max temperature.....78-82. 24 hr trend......3 degrees warmer. Min humidity........61-71 percent. 24 hr trend......1 percent drier. 20-foot winds.......Northeast around 5 mph becoming north in the late morning and afternoon. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3780-4280 ft agl. Transport winds.....North around 5 mph becoming west in the late morning and afternoon. Smoke dispersal.....Fair (212). Pcpn amount.........0.11-0.25 in. $$ MIZ063-068>070-075-076-082-083-202115- St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe- Including the cities of Port Huron-Howell-Pontiac-Warren-Ann Arbor-Detroit-Adrian-Monroe 343 AM EDT Thu Jun 20 2024 ...HEAT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TODAY... Sky/weather.........Partly cloudy (45-55 percent). Showers likely and chance of thunderstorms until 5 am, then slight chance of showers and thunderstorms until 11 am, then chance of showers and thunderstorms. Chance of precipitation 60 percent. Max temperature.....82-86. 24 hr trend......2 degrees cooler. Min humidity........53-63 percent. 24 hr trend......8 percent wetter. 20-foot winds.......Light winds becoming northeast 5 to 10 mph. Haines Index........3 or very low potential for large plume dominated fire growth. Mixing height.......3930-4430 ft agl. Transport winds.....Northwest around 5 mph becoming northeast. Smoke dispersal.....Fair (250). Pcpn amount.........0.51-0.75 in. .TONIGHT... Sky/weather.........Partly cloudy (45-55 percent). Slight chance of showers and thunderstorms until 11 pm. Chance of precipitation 20 percent. Min temperature.....64-68. 24 hr trend......3 degrees cooler. Max humidity........90-100 percent. 24 hr trend......2 percent wetter. 20-foot winds.......Northeast 5 to 10 mph until early morning becoming light. 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 (5). Pcpn amount.........0.11-0.25 in. .FRIDAY... Sky/weather.........Partly cloudy (40-50 percent). Chance of showers and thunderstorms after 2 pm. Chance of precipitation 40 percent. Max temperature.....84-90. 24 hr trend......1 degree cooler. Min humidity........52-62 percent. 24 hr trend......2 percent wetter. 20-foot winds.......Northwest around 5 mph becoming west in the late morning and afternoon. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......4880-5380 ft agl. Transport winds.....West around 5 mph. Smoke dispersal.....Fair (288). Pcpn amount.........0.11-0.25 in. $$ .FORECAST DAYS 3 THROUGH 7... .SATURDAY...Partly cloudy. Chance of showers and thunderstorms. Lows in the upper 60s. Highs around 90. South winds around 5 mph. .SUNDAY...Partly cloudy. Showers likely and chance of thunderstorms. Lows in the lower 70s. Highs in the mid 80s. Southwest winds around 15 mph. .MONDAY...Mostly clear. Lows in the lower 60s. Highs in the lower 80s. Northwest winds around 10 mph. .TUESDAY...Partly cloudy. Lows in the lower 60s. Highs in the upper 80s. .WEDNESDAY...Partly cloudy. Chance of showers. Lows in the upper 60s. Highs in the mid 80s. $$ KGK