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

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000
FNUS53 KDTX 222004
FWFDTX

Fire Weather Planning Forecast for Southeast Michigan
National Weather Service Detroit/Pontiac MI
404 PM EDT Thu Jun 22 2017

.DISCUSSION...Hot and humid conditions are expected this afternoon
with highs approaching 90 and minimum RH values ranging from 50 to
60 percent. Shower and thunderstorm development will be possible
this evening as an influx of moisture surges north ahead of an
approaching low pressure system. Showers and thunderstorms will
become likely late tonight through Friday morning as a cold front
pushes south through the region. Slightly cooler conditions are
expected by Friday afternoon with temperatures in the upper 70s to
lower 80s while minimum RH values again range from 50 to 60 percent
as moisture lingers across the region.

MIZ047-048-053-060-061-231215-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
404 PM EDT Thu Jun 22 2017

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of
                    showers and thunderstorms until 11 pm then
                    showers with thunderstorms likely. Chance of
                    precipitation 80 percent.
Min temperature.....65-70.
   24 hr trend......9 degrees warmer.
Max humidity........96 percent.
   24 hr trend......9 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......400-600 ft agl.
Transport winds.....Southwest around 20 mph increasing to around 30
                    mph after midnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.51-0.75 in.

.FRIDAY...
Sky/weather.........Partly cloudy (65-75 percent). Showers and
                    thunderstorms likely until 8 am then chance
                    of showers and thunderstorms until 3 pm. Chance
                    of precipitation 70 percent.
Max temperature.....75-80.
   24 hr trend......8 degrees cooler.
Min humidity........48-55 percent.
   24 hr trend......17 percent drier.
20-foot winds.......Northwest winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......6780-7280 ft agl.
Transport winds.....North around 20 mph becoming northwest 10 to 15
                    mph in the late morning and afternoon.
Smoke dispersal.....Excellent (1400).
Pcpn amount.........0.11-0.25 in.

.FRIDAY NIGHT...
Sky/weather.........Mostly clear (35-45 percent).
Min temperature.....53-58.
   24 hr trend......14 degrees cooler.
Max humidity........86-92 percent.
   24 hr trend......4 percent drier.
20-foot winds.......West winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......120-320 ft agl.
Transport winds.....West 10 to 15 mph decreasing to around 5 mph
                    after midnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........None.

.SATURDAY...
Sky/weather.........Partly cloudy (45-55 percent). A slight chance
                    of until 2 pm. Chance of showers after 2 pm.
                    Chance of precipitation 30 percent.
Max temperature.....Around 71.
   24 hr trend......8 degrees cooler.
Min humidity........55 percent.
   24 hr trend......3 percent wetter.
20-foot winds.......West winds 5 to 10 mph increasing to around 15
                    mph early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......7340-7840 ft agl.
Transport winds.....West 10 to 15 mph increasing to around 20 mph
                    early in the afternoon.
Smoke dispersal.....Excellent (1290).
Pcpn amount.........0.01-0.05 in.


$$

MIZ049-054-055-062-231215-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
404 PM EDT Thu Jun 22 2017

.TONIGHT...

Sky/weather.........Mostly cloudy (80-90 percent). Chance of
                    showers and thunderstorms until 11 pm then
                    showers with thunderstorms likely. Chance of
                    precipitation 90 near percent.
Min temperature.....64-69.
   24 hr trend......11 degrees warmer.
Max humidity........97 percent.
   24 hr trend......7 percent wetter.
20-foot winds.......Southwest winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......160-360 ft agl.
Transport winds.....Southwest around 15 mph increasing to around 35
                    mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.51-0.75 in.

.FRIDAY...
Sky/weather.........Mostly cloudy (65-75 percent). Showers and
                    thunderstorms likely until noon then chance
                    of showers and thunderstorms until 3 pm. Chance
                    of precipitation 80 percent.
Max temperature.....72-77.
   24 hr trend......9 degrees cooler.
Min humidity........55-65 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Northwest winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......4650-5150 ft agl.
Transport winds.....Northwest around 20 mph decreasing to 10 to 15
                    mph in the late morning and afternoon.
Smoke dispersal.....Excellent (820).
Pcpn amount.........0.26-0.50 in.

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (40-50 percent).
Min temperature.....53-58.
   24 hr trend......14 degrees cooler.
Max humidity........84-93 percent.
   24 hr trend......4 percent drier.
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 10 to 15 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........None.

.SATURDAY...
Sky/weather.........Partly cloudy (45-55 percent). A slight chance
                    of until 2 pm. Chance of showers after 2 pm.
                    Chance of precipitation 40 percent.
Max temperature.....Around 70.
   24 hr trend......6 degrees cooler.
Min humidity........54-64 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.......7140-7640 ft agl.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....Excellent (1210).
Pcpn amount.........0.01-0.05 in.


$$

MIZ063-068>070-075-076-082-083-231215-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
404 PM EDT Thu Jun 22 2017

.TONIGHT...

Sky/weather.........Mostly cloudy (75-85 percent). A slight chance
                    of showers and thunderstorms until 7 pm then
                    chance of showers and thunderstorms until
                    1 am then showers and thunderstorms likely.
                    Chance of precipitation 70 percent.
Min temperature.....Around 70.
   24 hr trend......10 degrees warmer.
Max humidity........93-98 percent.
   24 hr trend......6 percent wetter.
20-foot winds.......Southwest winds 15 to 20 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......1310-1510 ft agl.
Transport winds.....Southwest around 30 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.26-0.50 in.

.FRIDAY...
Sky/weather.........Mostly cloudy (70-80 percent). Showers and
                    thunderstorms likely until 1 pm then chance
                    of showers and thunderstorms until 4 pm. Chance
                    of precipitation 70 percent.
Max temperature.....Around 80.
   24 hr trend......9 degrees cooler.
Min humidity........53-63 percent.
   24 hr trend......9 percent drier.
20-foot winds.......Southwest winds around 10 mph becoming
                    northwest early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......4070-4570 ft agl.
Transport winds.....Southwest around 20 mph becoming northwest in
                    the late morning and afternoon.
Smoke dispersal.....Excellent (820).
Pcpn amount.........0.26-0.50 in.

.FRIDAY NIGHT...
Sky/weather.........Partly cloudy (45-55 percent).
Min temperature.....55-60.
   24 hr trend......13 degrees cooler.
Max humidity........82-92 percent.
   24 hr trend......5 percent drier.
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 10 to 15 mph.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.01-0.05 in.

.SATURDAY...
Sky/weather.........Partly cloudy (40-50 percent). A slight chance
                    of showers after 2 pm. Chance of precipitation
                    30 percent.
Max temperature.....70-75.
   24 hr trend......7 degrees cooler.
Min humidity........48-58 percent.
   24 hr trend......4 percent drier.
20-foot winds.......West winds 5 to 10 mph increasing to around 15
                    mph early in the afternoon.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......7480-7980 ft agl.
Transport winds.....West 10 to 15 mph.
Smoke dispersal.....Excellent (1210).
Pcpn amount.........0.01-0.05 in.


$$


.FORECAST DAYS 3 THROUGH 7...

.SUNDAY...Partly cloudy. Chance of showers and a slight chance of
thunderstorms. Lows in the lower 50s. Highs around 70. West winds
around 10 mph.
.MONDAY...Partly cloudy. Chance of showers and a slight chance of
thunderstorms. Lows in the lower 50s. Highs in the upper 60s. West
winds around 10 mph.
.TUESDAY...Partly cloudy. Chance of showers and a slight chance of
thunderstorms. Lows in the lower 50s. Highs in the lower 70s.
Northwest winds around 5 mph.
.WEDNESDAY...Mostly clear. Lows in the mid 50s. Highs in the mid
70s.
.THURSDAY...Partly cloudy. Chance of showers. Lows around 60. Highs
in the upper 70s.

$$

BT



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