783
FNUS53 KDTX 171857
FWFDTX
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
257 PM EDT SUN MAY 17 2026
DISCUSSION
WARM AND HUMID CONDITIONS WITH CHANCES FOR SHOWERS AND
THUNDERSTORMS WILL PREVAIL THIS EVENING THROUGH TUESDAY NIGHT. THE
PASSAGE OF A COLD FRONT LATE TUESDAY WILL DRIVE COOLER AND DRIER
CONDITIONS BACK INTO THE AREA BY WEDNESDAY.
MIZ047-048-053-060-061-181415-
MIDLAND-BAY-SAGINAW-SHIAWASSEE-GENESEE-
INCLUDING THE CITIES OF MIDLAND-BAY CITY-SAGINAW-OWOSSO-FLINT
257 PM EDT SUN MAY 17 2026
REST OF THE AFTERNOON
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT). SCATTERED SHOWERS
AND THUNDERSTORMS AFTER 2 PM. CHANCE OF
PRECIPITATION 50 PERCENT.
MAX TEMPERATURE.....70-76.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........45-55 PERCENT.
24 HR TREND......5 PERCENT WETTER.
20-FOOT WINDS.......EAST 5 TO 10 MPH BECOMING SOUTHEAST EARLY IN
THE AFTERNOON.
MIXING HEIGHT.......4730-5230 FT AGL.
TRANSPORT WINDS.....WEST AROUND 5 MPH BECOMING SOUTHEAST 10 TO 15
MPH IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (782).
PCPN AMOUNT.........0.11-0.25 IN.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) UNTIL 2 AM, THEN
PARTLY CLOUDY (40-50 PERCENT). SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 11 PM.
CHANCE OF PRECIPITATION 30 PERCENT.
MIN TEMPERATURE.....60-64.
24 HR TREND......14 DEGREES WARMER.
MAX HUMIDITY........81-91 PERCENT.
24 HR TREND......20 PERCENT DRIER.
20-FOOT WINDS.......SOUTHEAST AROUND 10 MPH BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT.
MIXING HEIGHT.......940-1140 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (27).
PCPN AMOUNT.........0.06-0.10 IN.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). CHANCE OF SHOWERS
AFTER 2 PM UNTIL 5 PM. CHANCE OF THUNDERSTORMS
AFTER 2 PM. SHOWERS LIKELY AFTER 5 PM. CHANCE
OF PRECIPITATION 60 PERCENT.
MAX TEMPERATURE.....80-84.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........46-56 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......3810-4310 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 25 TO 30 MPH.
SMOKE DISPERSAL.....EXCELLENT (1055).
PCPN AMOUNT.........0.11-0.25 IN.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 2 AM, THEN
PARTLY CLOUDY (50-60 PERCENT). CHANCE OF
THUNDERSTORMS UNTIL 11 PM. CHANCE OF SHOWERS
UNTIL 2 AM. CHANCE OF PRECIPITATION 40 PERCENT.
MIN TEMPERATURE.....62-66.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........90-100 PERCENT.
24 HR TREND......10 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......590-790 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR (53).
PCPN AMOUNT.........0.11-0.25 IN.
MIZ049-054-055-062-181415-
HURON-TUSCOLA-SANILAC-LAPEER-
INCLUDING THE CITIES OF BAD AXE-CARO-SANDUSKY-LAPEER
257 PM EDT SUN MAY 17 2026
REST OF THE AFTERNOON
SKY/WEATHER.........PARTLY CLOUDY (55-65 PERCENT). SCATTERED SHOWERS
AND THUNDERSTORMS AFTER 2 PM. CHANCE OF
PRECIPITATION 40 PERCENT.
MAX TEMPERATURE.....68-74.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........43-53 PERCENT.
24 HR TREND......14 PERCENT WETTER.
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH BECOMING EAST IN THE
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......4610-5110 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 5 MPH BECOMING SOUTHEAST IN THE
LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (600).
PCPN AMOUNT.........0.11-0.25 IN.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) UNTIL 2 AM, THEN
PARTLY CLOUDY (55-65 PERCENT). SCATTERED RAIN
SHOWERS AND ISOLATED THUNDERSTORMS UNTIL 11 PM.
CHANCE OF PRECIPITATION 40 PERCENT.
MIN TEMPERATURE.....56-62.
24 HR TREND......13 DEGREES WARMER.
MAX HUMIDITY........85-95 PERCENT.
24 HR TREND......19 PERCENT DRIER.
20-FOOT WINDS.......SOUTHEAST AROUND 10 MPH BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT.
MIXING HEIGHT.......880-1080 FT AGL.
TRANSPORT WINDS.....SOUTHEAST AROUND 15 MPH BECOMING SOUTH IN THE
LATE EVENING AND OVERNIGHT.
SMOKE DISPERSAL.....POOR (20).
PCPN AMOUNT.........0.11-0.25 IN.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF SHOWERS
AFTER 2 PM. CHANCE OF THUNDERSTORMS AFTER 5 PM.
CHANCE OF PRECIPITATION 50 PERCENT.
MAX TEMPERATURE.....82-86.
24 HR TREND......7 DEGREES WARMER.
MIN HUMIDITY........42-49 PERCENT.
24 HR TREND......13 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......4630-5130 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....EXCELLENT (1183).
PCPN AMOUNT.........0.11-0.25 IN.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) UNTIL 2 AM, THEN
PARTLY CLOUDY (55-65 PERCENT). CHANCE OF
SHOWERS AND THUNDERSTORMS UNTIL 2 AM. CHANCE OF
PRECIPITATION 60 PERCENT.
MIN TEMPERATURE.....60-66.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........90-100 PERCENT.
24 HR TREND......11 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......580-780 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR (64).
PCPN AMOUNT.........0.11-0.25 IN.
MIZ063-068>070-075-076-082-083-181415-
ST CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
INCLUDING THE CITIES OF PORT HURON-HOWELL-PONTIAC-WARREN-ANN
ARBOR-DETROIT-ADRIAN-MONROE
257 PM EDT SUN MAY 17 2026
REST OF THE AFTERNOON
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT). ISOLATED SHOWERS
AND THUNDERSTORMS AFTER 2 PM UNTIL 5 PM, THEN
SCATTERED SHOWERS AND THUNDERSTORMS. CHANCE OF
PRECIPITATION 30 PERCENT.
MAX TEMPERATURE.....78-84.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........46-56 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......SOUTH 5 TO 10 MPH.
MIXING HEIGHT.......5220-5720 FT AGL.
TRANSPORT WINDS.....WEST AROUND 10 MPH BECOMING SOUTH 15 TO 20 MPH
IN THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....EXCELLENT (900).
PCPN AMOUNT.........0.11-0.25 IN.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). CHANCE OF
PRECIPITATION 20 PERCENT.
MIN TEMPERATURE.....62-68.
24 HR TREND......10 DEGREES WARMER.
MAX HUMIDITY........85-95 PERCENT.
24 HR TREND......16 PERCENT DRIER.
20-FOOT WINDS.......SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......940-1140 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
SMOKE DISPERSAL.....POOR (20).
PCPN AMOUNT.........0.06-0.10 IN.
MONDAY
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF SHOWERS
AFTER 2 PM. CHANCE OF THUNDERSTORMS AFTER 5 PM.
CHANCE OF PRECIPITATION 40 PERCENT.
MAX TEMPERATURE.....83-88.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........42-51 PERCENT.
24 HR TREND......3 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......5560-6060 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....EXCELLENT (1512).
PCPN AMOUNT.........0.11-0.25 IN.
MONDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) UNTIL 2 AM, THEN
PARTLY CLOUDY (50-60 PERCENT). CHANCE OF
THUNDERSTORMS UNTIL 11 PM. CHANCE OF SHOWERS
UNTIL 2 AM. CHANCE OF PRECIPITATION 40 PERCENT.
MIN TEMPERATURE.....64-70.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........88-98 PERCENT.
24 HR TREND......7 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......640-840 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
SMOKE DISPERSAL.....POOR (55).
PCPN AMOUNT.........0.11-0.25 IN.
FORECAST DAYS 3 THROUGH 7
TUESDAY
MOSTLY CLOUDY. SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS
IN THE UPPER 40S. HIGHS IN THE MID 80S. WEST WINDS AROUND 15 MPH.
WEDNESDAY
MUCH COOLER. PARTLY CLOUDY. LOWS AROUND 40. HIGHS
AROUND 60. NORTH WINDS AROUND 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE LOWER
60S. EAST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE UPPER 60S.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE LOWER
50S. HIGHS IN THE LOWER 70S.
SC
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page