Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Detroit/Pontiac, MI

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FNUS53 KDTX 261909
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
309 PM EDT Thu Apr 26 2018

.DISCUSSION...Mostly cloudy and cooler temperatures Friday and
Saturday will keep a floor on RH values around 40 percent despite
dewpoints gradually falling into the 20s through Saturday. RH
bottoms out on Sunday around 30 percent under building high
pressure. Northwest wind may gust up to 20 mph Saturday afternoon.
Aggressive warming trend early next week as temperatures rise
through the 60s Monday and well into the 70s Tuesday and Wednesday.
The warmest weather will be accompanied by SW wind gusts to 25 mph.

MIZ047-048-053-060-061-271215-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
309 PM EDT Thu Apr 26 2018

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent). Chance of
                    precipitation 20 percent.
Min temperature.....36-41.
   24 hr trend......8 degrees warmer.
Max humidity........76-85 percent.
   24 hr trend......19 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......100-300 ft agl.
Transport winds.....Southwest 5 to 10 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........None.

.FRIDAY...
Sky/weather.........Partly cloudy (60-70 percent). Chance of showers
                    after 8 am until 2 pm. A slight chance of after
                    2 pm. Chance of precipitation 50 percent.
Max temperature.....50-55.
   24 hr trend......6 degrees cooler.
Min humidity........40-50 percent.
   24 hr trend......20 percent wetter.
20-foot winds.......West winds 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.......5220-5720 ft agl.
Transport winds.....Southwest around 5 mph becoming west in the
                    late morning and afternoon.
Smoke dispersal.....Excellent (690).
Pcpn amount.........0.01-0.05 in.

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (55-65 percent) until 8 pm then
                    mostly cloudy (75-85 percent). A slight chance
                    of until 8 pm. Chance of showers after
                    8 pm. A slight chance of snow showers after
                    4 am. Chance of precipitation 50 percent.
Min temperature.....33-38.
   24 hr trend......3 degrees cooler.
Max humidity........87 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1970-2170 ft agl.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....Poor (30).
Pcpn amount.........0.11-0.25 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (70-80 percent). Chance of rain
                    showers and a slight chance of snow showers
                    until 8 am then a slight chance of rain
                    showers. Chance of precipitation 40 percent.
Max temperature.....43-48.
   24 hr trend......10 degrees cooler.
Min humidity........38-48 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Northwest winds 10 to 15 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......4710-5210 ft agl.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Excellent (1080).
Pcpn amount.........0.01-0.05 in.


$$

MIZ049-054-055-062-271215-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
309 PM EDT Thu Apr 26 2018

.TONIGHT...

Sky/weather.........Mostly clear (25-35 percent).
Min temperature.....35-40.
   24 hr trend......5 degrees warmer.
Max humidity........86-96 percent.
   24 hr trend......7 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......100-300 ft agl.
Transport winds.....West around 5 mph becoming southwest in the
                    late evening and overnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........None.

.FRIDAY...
Sky/weather.........Partly cloudy (60-70 percent). Chance of showers
                    after 8 am. Chance of precipitation 50 percent.
Max temperature.....50-55.
   24 hr trend......5 degrees cooler.
Min humidity........46-56 percent.
   24 hr trend......17 percent wetter.
20-foot winds.......Southwest winds around 5 mph becoming northwest
                    early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......4960-5460 ft agl.
Transport winds.....Southwest 5 to 10 mph becoming northwest early
                    in the afternoon.
Smoke dispersal.....Excellent (750).
Pcpn amount.........0.01-0.05 in.

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (60-70 percent) until 10 pm then
                    mostly cloudy (75-85 percent). Chance of rain
                    showers. Chance of snow showers after 1 am.
                    Chance of precipitation 50 percent.
Min temperature.....32-37.
   24 hr trend......3 degrees cooler.
Max humidity........90 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1310-1510 ft agl.
Transport winds.....North 10 to 15 mph.
Smoke dispersal.....Poor (60).
Pcpn amount.........0.11-0.25 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
                    and snow showers until noon then a slight
                    chance of showers. Chance of precipitation
                    50 percent.
Max temperature.....40-45.
   24 hr trend......12 degrees cooler.
Min humidity........48-58 percent.
   24 hr trend......5 percent wetter.
20-foot winds.......North winds 10 to 15 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......4480-4980 ft agl.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Excellent (1020).
Pcpn amount.........0.01-0.05 in.


$$

MIZ063-068>070-075-076-082-083-271215-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
309 PM EDT Thu Apr 26 2018

.TONIGHT...

Sky/weather.........Mostly clear (20-30 percent).
Min temperature.....36-41.
   24 hr trend......7 degrees warmer.
Max humidity........85-95 percent.
   24 hr trend......12 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......100-300 ft agl.
Transport winds.....West around 5 mph becoming southwest in the
                    late evening and overnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........None.

.FRIDAY...
Sky/weather.........Partly cloudy (55-65 percent). Chance of showers
                    after 8 am until 2 pm then a slight chance of
                    showers. Chance of precipitation 50 percent.
Max temperature.....57-62.
   24 hr trend......2 degrees cooler.
Min humidity........42-52 percent.
   24 hr trend......1 percent drier.
20-foot winds.......Southwest winds 5 to 10 mph becoming west early
                    in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6390-6890 ft agl.
Transport winds.....Southwest 5 to 10 mph becoming west around 15
                    mph early in the afternoon.
Smoke dispersal.....Excellent (1370).
Pcpn amount.........0.01-0.05 in.

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (55-65 percent) until 10 pm then
                    mostly cloudy (75-85 percent). A slight chance
                    of showers until 8 pm then chance of
                    showers. Chance of snow showers after
                    5 am. Chance of precipitation 50 percent.
Min temperature.....34-39.
   24 hr trend......4 degrees cooler.
Max humidity........84-92 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......North winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1690-1890 ft agl.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....Poor (10).
Pcpn amount.........0.11-0.25 in.

.SATURDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of rain
                    and snow showers until noon then a slight
                    chance of showers. Chance of precipitation
                    50 percent.
Max temperature.....43-48.
   24 hr trend......11 degrees cooler.
Min humidity........44-54 percent.
   24 hr trend......Unchanged.
20-foot winds.......Northwest winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6870-7370 ft agl.
Transport winds.....Northwest around 20 mph.
Smoke dispersal.....Excellent (1430).
Pcpn amount.........0.01-0.05 in.


$$


.FORECAST DAYS 3 THROUGH 7...

.SUNDAY...Mostly clear. Lows around 30. Highs in the mid 50s.
Northwest winds around 10 mph.
.MONDAY...Clear. Lows in the mid 30s. Highs in the mid 60s. West
winds around 10 mph.
.TUESDAY...Mostly clear. Lows in the upper 40s. Highs in the lower
70s. Southwest winds around 10 mph.
.WEDNESDAY...Partly cloudy. Chance of showers and a slight chance of
thunderstorms. Lows in the mid 50s. Highs in the lower 70s.
.THURSDAY...Showers likely and a slight chance of thunderstorms.
Lows in the lower 50s. Highs in the upper 60s.

$$

AM



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