369
FNUS53 KDTX 190753
FWFDTX
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
353 AM EDT MON AUG 19 2019
DISCUSSION
WEAK HIGH PRESSURE WILL EXPAND ACROSS LOWER MICHIGAN
TODAY. THERE WILL BE A GRADUAL PUSH OF DRIER AIR INTO THE SAGINAW
VALLEY AND THUMB TODAY WHERE MIN RH VALUES WILL DROP BELOW 50
PERCENT. THIS DRY AIR PUSH WILL STRUGGLE TO MAKE MUCH INROADS INTO
LOCATIONS SOUTH OF METRO DETROIT AND ANN ARBOR. WEAK HIGH PRESSURE
WILL RESIDE ACROSS THE REGION INTO TUESDAY. A COLD FRONT IS THEN
FORECAST TO MOVE ACROSS THE REGION WEDNESDAY, BRINGING THE NEXT
CHANCE FOR SHOWERS AND THUNDERSTORMS. COOLER AND DRIER AIR WILL
DOMINATE THE REGION THURSDAY AND FRIDAY IN THE WAKE OF THIS FRONT.
MIZ047-048-053-060-061-191915-
MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE-
INCLUDING THE CITIES OF MIDLAND-BAY CITY-SAGINAW-OWOSSO-FLINT
353 AM EDT MON AUG 19 2019
TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). AREAS OF FOG
AFTER 3 AM UNTIL 9 AM.
MAX TEMPERATURE.....77-82.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........38-48 PERCENT.
24 HR TREND......14 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 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.......5480-5980 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH BECOMING SOUTH IN THE
LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
SOUTHWEST EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD (540).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....55-60.
24 HR TREND......2 DEGREES COOLER.
MAX HUMIDITY........89-95 PERCENT.
24 HR TREND......8 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
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 SOUTH IN THE LATE
EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (0).
PCPN AMOUNT.........NONE.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
MAX TEMPERATURE.....80-85.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........39-49 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTHWEST 5 TO 10 MPH IN
THE LATE MORNING AND AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
MIXING HEIGHT.......4730-5230 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 0 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE LATE MORNING AND
AFTERNOON.
SMOKE DISPERSAL.....GOOD (570).
PCPN AMOUNT.........NONE.
MIZ049-054-055-062-191915-
HURON-TUSCOLA-SANILAC-LAPEER-
INCLUDING THE CITIES OF BAD AXE-CARO-SANDUSKY-LAPEER
353 AM EDT MON AUG 19 2019
TODAY
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT) UNTIL NOON, THEN
MOSTLY SUNNY (15-25 PERCENT). AREAS OF FOG
AFTER 3 AM UNTIL 9 AM.
MAX TEMPERATURE.....75-80.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........46-56 PERCENT.
24 HR TREND......17 PERCENT DRIER.
20-FOOT WINDS.......WEST 5 TO 10 MPH BECOMING NORTHWEST IN THE LATE
MORNING AND AFTERNOON.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5190-5690 FT AGL.
TRANSPORT WINDS.....WEST AROUND 5 MPH BECOMING NORTHWEST IN THE
LATE MORNING AND EARLY AFTERNOON, THEN BECOMING
SOUTHWEST EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD (510).
PCPN AMOUNT.........NONE.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....57-62.
24 HR TREND......3 DEGREES COOLER.
MAX HUMIDITY........84-91 PERCENT.
24 HR TREND......8 PERCENT DRIER.
20-FOOT WINDS.......EAST AROUND 5 MPH BECOMING SOUTH UP TO 5 MPH IN
THE LATE EVENING AND OVERNIGHT.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......100-300 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 0 TO 5 MPH.
SMOKE DISPERSAL.....POOR (0).
PCPN AMOUNT.........NONE.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
MAX TEMPERATURE.....80-85.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........45-55 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......LIGHT WINDS BECOMING SOUTH 5 TO 10 MPH IN THE
LATE MORNING AND AFTERNOON.
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5250-5750 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 0 MPH BECOMING SOUTHWEST
AROUND 10 MPH IN THE LATE MORNING AND
AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (690).
PCPN AMOUNT.........NONE.
MIZ063-068>070-075-076-082-083-191915-
ST CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF PORT HURON-HOWELL-PONTIAC-WARREN-ANN
ARBOR-DETROIT-ADRIAN-MONROE
353 AM EDT MON AUG 19 2019
TODAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT) UNTIL NOON, THEN
MOSTLY SUNNY (30-40 PERCENT). AREAS OF FOG
AFTER 3 AM UNTIL 9 AM.
MAX TEMPERATURE.....80-85.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........51-61 PERCENT.
24 HR TREND......11 PERCENT DRIER.
20-FOOT WINDS.......WEST 5 TO 10 MPH.
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
MIXING HEIGHT.......5780-6280 FT AGL.
TRANSPORT WINDS.....WEST 5 TO 10 MPH BECOMING NORTHWEST IN THE LATE
MORNING AND EARLY AFTERNOON, THEN BECOMING WEST
EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (630).
PCPN AMOUNT.........0.01-0.05 IN.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (30-40 PERCENT). PATCHY FOG AFTER
3 AM.
MIN TEMPERATURE.....62-67.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........87-97 PERCENT.
24 HR TREND......6 PERCENT DRIER.
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH BECOMING SOUTHEAST UP TO
5 MPH IN THE LATE EVENING AND OVERNIGHT.
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 EAST 0 TO 5 MPH IN
THE LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (0).
PCPN AMOUNT.........NONE.
TUESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). PATCHY FOG UNTIL
9 AM. CHANCE OF PRECIPITATION 20 PERCENT.
MAX TEMPERATURE.....83-88.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........46-56 PERCENT.
24 HR TREND......4 PERCENT DRIER.
20-FOOT WINDS.......EAST AROUND 5 MPH BECOMING SOUTHWEST IN THE
LATE MORNING AND AFTERNOON.
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED
FIRE GROWTH.
MIXING HEIGHT.......6270-6770 FT AGL.
TRANSPORT WINDS.....EAST AROUND 5 MPH BECOMING SOUTHWEST IN THE
LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (760).
PCPN AMOUNT.........0.01-0.05 IN.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.
NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER 70S.
NORTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER
70S.
SUNDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 80.
TF
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