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

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000
FNUS53 KDTX 211955
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
355 PM EDT Mon Aug 21 2017

.DISCUSSION...A low pressure system will lift through the state
tonight before pulling a cold front across the area on Tuesday. High
daytime relative humidity with showers and thunderstorms late
tonight through Tuesday will minimize any fire weather concerns.
Much cooler and less humid conditions will move in behind the front
Wednesday through the second half of the week.

MIZ047-048-053-060-061-221215-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
355 PM EDT Mon Aug 21 2017

.TONIGHT...

Sky/weather.........Partly cloudy (55-65 percent) until midnight then
                    mostly cloudy (75-85 percent). Chance of
                    showers and thunderstorms until 2 am then
                    showers and thunderstorms likely. Chance of
                    precipitation 70 percent.
Min temperature.....Around 70.
   24 hr trend......6 degrees warmer.
Max humidity........95 percent.
   24 hr trend......5 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.........0.26-0.50 in.

.TUESDAY...
Sky/weather.........Partly cloudy (55-65 percent). Showers and
                    thunderstorms likely until 2 pm then chance
                    of showers and thunderstorms. Chance of
                    precipitation 80 percent.
Max temperature.....75-80.
   24 hr trend......9 degrees cooler.
Min humidity........53-62 percent.
   24 hr trend......8 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph becoming west
                    early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......5590-6090 ft agl.
Transport winds.....West 25 to 30 mph.
Smoke dispersal.....Excellent (1280).
Pcpn amount.........0.26-0.50 in.

.TUESDAY NIGHT...
Sky/weather.........Mostly clear (25-35 percent). Chance of showers
                    and thunderstorms until 8 pm. Chance of
                    precipitation 40 percent.
Min temperature.....52-57.
   24 hr trend......16 degrees cooler.
Max humidity........92 percent.
   24 hr trend......Unchanged.
20-foot winds.......West 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.....Northwest around 15 mph becoming west around 5
                    mph in the late evening and overnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.01-0.05 in.

.WEDNESDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....69-74.
   24 hr trend......5 degrees cooler.
Min humidity........47-52 percent.
   24 hr trend......11 percent drier.
20-foot winds.......Northwest winds 5 to 10 mph.
Haines Index........2 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6490-6990 ft agl.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....Excellent (1090).
Pcpn amount.........None.


$$

MIZ049-054-055-062-221215-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
355 PM EDT Mon Aug 21 2017

.TONIGHT...

Sky/weather.........Partly cloudy (55-65 percent) until midnight then
                    mostly cloudy (70-80 percent). Chance of
                    showers and thunderstorms until 2 am then
                    showers and thunderstorms likely. Chance of
                    precipitation 70 percent.
Min temperature.....Around 70.
   24 hr trend......6 degrees warmer.
Max humidity........95 percent.
   24 hr trend......4 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.....South around 5 mph becoming southwest
                    around 15 mph after midnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.26-0.50 in.

.TUESDAY...
Sky/weather.........Partly cloudy (60-70 percent). Showers with
                    thunderstorms likely until 2 pm then chance
                    of showers and thunderstorms. Chance of
                    precipitation 80 percent.
Max temperature.....74-79.
   24 hr trend......8 degrees cooler.
Min humidity........61-70 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph becoming west
                    early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......3970-4470 ft agl.
Transport winds.....Southwest around 25 mph becoming west 30 to 35
                    mph in the late morning and afternoon.
Smoke dispersal.....Excellent (1210).
Pcpn amount.........0.26-0.50 in.

.TUESDAY NIGHT...
Sky/weather.........Mostly clear (25-35 percent). Chance of showers
                    and thunderstorms until 8 pm. Chance of
                    precipitation 70 percent.
Min temperature.....52-57.
   24 hr trend......16 degrees cooler.
Max humidity........85-93 percent.
   24 hr trend......2 percent drier.
20-foot winds.......West 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 10 to 15 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.06-0.10 in.

.WEDNESDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....Around 71.
   24 hr trend......7 degrees cooler.
Min humidity........50-59 percent.
   24 hr trend......10 percent drier.
20-foot winds.......Northwest winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6250-6750 ft agl.
Transport winds.....Northwest 15 to 20 mph.
Smoke dispersal.....Excellent (1140).
Pcpn amount.........None.


$$

MIZ063-068>070-075-076-082-083-221215-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
355 PM EDT Mon Aug 21 2017

.TONIGHT...

Sky/weather.........Partly cloudy (50-60 percent) until 2 am then
                    mostly cloudy (75-85 percent). Chance of
                    showers and thunderstorms. Chance of
                    precipitation 60 percent.
Min temperature.....68-73.
   24 hr trend......6 degrees warmer.
Max humidity........89-98 percent.
   24 hr trend......4 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 10 to 15 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.11-0.25 in.

.TUESDAY...
Sky/weather.........Mostly cloudy (75-85 percent). Chance of
                    showers and thunderstorms until 8 am then
                    showers and thunderstorms likely. Chance of
                    precipitation 70 percent.
Max temperature.....77-82.
   24 hr trend......7 degrees cooler.
Min humidity........61-69 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......West winds 10 to 15 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......3610-4110 ft agl.
Transport winds.....West 25 to 30 mph.
Smoke dispersal.....Excellent (1420).
Pcpn amount.........0.26-0.50 in.

.TUESDAY NIGHT...
Sky/weather.........Partly cloudy (35-45 percent) until 10 pm then
                    clear (5-15 percent). Showers and thunderstorms
                    likely until 8 pm. Chance of precipitation 70
                    percent.
Min temperature.....53-58.
   24 hr trend......17 degrees cooler.
Max humidity........85-95 percent.
   24 hr trend......2 percent drier.
20-foot winds.......Northwest winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......140-340 ft agl.
Transport winds.....Northwest around 20 mph decreasing to around 10
                    mph in the late evening and overnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.06-0.10 in.

.WEDNESDAY...
Sky/weather.........Mostly sunny (30-40 percent).
Max temperature.....71-76.
   24 hr trend......3 degrees cooler.
Min humidity........43-53 percent.
   24 hr trend......17 percent drier.
20-foot winds.......Northwest winds 5 to 10 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6710-7210 ft agl.
Transport winds.....Northwest 10 to 15 mph.
Smoke dispersal.....Excellent (1210).
Pcpn amount.........None.


$$


.FORECAST DAYS 3 THROUGH 7...

.THURSDAY...Partly cloudy. Lows in the lower 50s. Highs in the lower
70s. Northwest winds around 5 mph.
.FRIDAY...Clear. Lows in the upper 40s. Highs in the lower 70s.
North winds around 5 mph.
.SATURDAY...Clear. Lows around 50. Highs in the mid 70s. Northeast
winds around 5 mph.
.SUNDAY...Mostly clear. Lows in the lower 50s. Highs in the mid 70s.
.MONDAY...Partly cloudy. A slight chance of showers. Lows in the
upper 50s. Highs in the mid 70s.

$$

DRC


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