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

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6
000
FNUS53 KDTX 210736
FWFDTX

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

.DISCUSSION...Fire weather concerns will be minimal through the first
half of the week, limited by high daytime relative humidity today
and numerous showers and thunderstorms late tonight through Tuesday.
The associated cold front will move through southeast Michigan by
Tuesday evening followed by much cooler and less humid conditions
through the second half of the week.

MIZ047-048-053-060-061-211930-
Midland-Bay-Saginaw-Shiawassee-Genesee-
Including the cities of Midland-Bay City-Saginaw-Owosso-Flint
336 AM EDT Mon Aug 21 2017

.TODAY...
Sky/weather.........Partly cloudy (55-65 percent). Patchy fog after
                    3 am until 9 am. Chance of showers and
                    thunderstorms after 2 pm. Chance of
                    precipitation 40 percent.
Max temperature.....82-87.
   24 hr trend......3 degrees warmer.
Min humidity........53-62 percent.
   24 hr trend......13 percent wetter.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6920-7420 ft agl.
Transport winds.....Southwest around 5 mph increasing to 10 to 15
                    mph in the late morning and afternoon.
Smoke dispersal.....Excellent (1080).
Pcpn amount.........0.11-0.25 in.

.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........94 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.....South around 10 mph becoming southwest
                    around 20 mph after midnight.
Smoke dispersal.....Poor (0).
Pcpn amount.........0.26-0.50 in.

.TUESDAY...
Sky/weather.........Partly cloudy (60-70 percent). Showers and
                    thunderstorms likely until 2 pm then chance
                    of showers and thunderstorms. Chance of
                    precipitation 70 percent.
Max temperature.....75-80.
   24 hr trend......9 degrees cooler.
Min humidity........56-64 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.......5060-5560 ft agl.
Transport winds.....Southwest around 15 mph becoming west
                    around 35 mph in the late morning and early
                    afternoon then decreasing to around 25 mph
                    early in the afternoon.
Smoke dispersal.....Excellent (1240).
Pcpn amount.........0.51-0.75 in.


$$

MIZ049-054-055-062-211930-
Huron-Tuscola-Sanilac-Lapeer-
Including the cities of Bad Axe-Caro-Sandusky-Lapeer
336 AM EDT Mon Aug 21 2017

.TODAY...
Sky/weather.........Partly cloudy (50-60 percent). Patchy fog after
                    3 am until 9 am. Chance of showers and
                    thunderstorms after 2 pm. Chance of
                    precipitation 50 percent.
Max temperature.....80-85.
   24 hr trend......3 degrees warmer.
Min humidity........54-64 percent.
   24 hr trend......12 percent wetter.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......6760-7260 ft agl.
Transport winds.....Southwest around 5 mph increasing to around 10
                    mph in the late morning and afternoon.
Smoke dispersal.....Excellent (790).
Pcpn amount.........0.01-0.05 in.

.TONIGHT...
Sky/weather.........Partly cloudy (60-70 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........94 percent.
   24 hr trend......6 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.........0.26-0.50 in.

.TUESDAY...
Sky/weather.........Mostly cloudy (65-75 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........63-71 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.......4480-4980 ft agl.
Transport winds.....Southwest around 15 mph increasing to around 30
                    mph in the late morning and early
                    afternoon then becoming west early in the
                    afternoon.
Smoke dispersal.....Excellent (1310).
Pcpn amount.........0.51-0.75 in.


$$

MIZ063-068>070-075-076-082-083-211930-
St Clair-Livingston-Oakland-Macomb-Washtenaw-Wayne-Lenawee-Monroe-
Including the cities of Port Huron-Howell-Pontiac-Warren-Ann
Arbor-Detroit-Adrian-Monroe
336 AM EDT Mon Aug 21 2017

.TODAY...
Sky/weather.........Partly cloudy (50-60 percent). Patchy fog after
                    3 am until 9 am. Chance of showers and
                    thunderstorms after 2 pm. Chance of
                    precipitation 50 percent.
Max temperature.....84-89.
   24 hr trend......3 degrees warmer.
Min humidity........50-60 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......Southwest winds 5 to 10 mph.
Haines Index........4 or low potential for large plume dominated
                    fire growth.
Mixing height.......7150-7650 ft agl.
Transport winds.....Southwest around 5 mph increasing to around 15
                    mph early in the afternoon.
Smoke dispersal.....Excellent (1050).
Pcpn amount.........0.06-0.10 in.

.TONIGHT...
Sky/weather.........Partly cloudy (60-70 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......5 degrees warmer.
Max humidity........88-97 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.......820-1020 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......6 degrees cooler.
Min humidity........62-70 percent.
   24 hr trend......11 percent wetter.
20-foot winds.......West winds 10 to 15 mph.
Haines Index........3 or very low potential for large plume
                    dominated fire growth.
Mixing height.......5730-6230 ft agl.
Transport winds.....Southwest around 15 mph becoming west 25
                    to 30 mph in the late morning and afternoon.
Smoke dispersal.....Excellent (1500).
Pcpn amount.........0.26-0.50 in.


$$


.FORECAST DAYS 3 THROUGH 7...

.WEDNESDAY...Mostly clear. Chance of showers and thunderstorms. Lows
in the mid 50s. Highs in the mid 70s. Northwest winds around 10 mph.
.THURSDAY...Mostly clear. Lows in the lower 50s. Highs in the lower
70s. North winds around 5 mph.
.FRIDAY...Clear. Lows around 50. Highs in the lower 70s. Northeast
winds around 5 mph.
.SATURDAY...Clear. Lows in the lower 50s. Highs in the mid 70s.
.SUNDAY...Mostly clear. Lows in the mid 50s. Highs in the upper 70s.

$$

SP



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.