444  
FNUS73 KDTX 041419  
FWSDTX  
 
SPOT FORECAST FOR GRAHAM LAKE FEN...MDNR  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
919 AM EST TUE NOV 4 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1200 EST ON NOVEMBER 04.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
DRY AND SEASONABLE ON TUESDAY AS HIGH PRESSURE  
WORKS THROUGH THE OHIO VALLEY. WARMER AND WINDY AGAIN WEDNESDAY  
WITH A FEW SHOWERS POSSIBLE AS LOW PRESSURE TRACKS EAST ACROSS  
NORTHERN LOWER MICHIGAN.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
MAX TEMPERATURE.....AROUND 58.  
MIN HUMIDITY........34 PERCENT.  
SURFACE WINDS (MPH).WEST WINDS 6 TO 13 MPH.  
DEWPOINT............31.  
EYE LEVEL WINDS.....WEST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......4900 FT AGL.  
TRANSPORT WINDS.....WEST 18 TO 24 MPH...DECREASING TO AROUND 12 MPH  
LATE IN THE AFTERNOON.  
SMOKE DISPERSAL....EXCELLENT (MAX...992).  
 
TIME (EST) 7AM 8AM 9AM 10A 11A 12P  
SKY (%)..........28 42 39 44 58 61  
WEATHER COV......  
WEATHER TYPE.....  
TEMP.............55 57 57 57 56 55  
RH...............42 37 36 34 35 37  
EYE LVL WND DIR.W W W W W W  
EYE LVL WND SPD.10 10 10 8 7 5  
EYE LVL WND GST.18 18 18 16 14 10  
MIX HGT (KFT)....4.0 4.7 4.9 4.8 3.7 0.9  
TRANSP WIND DIR..W W W W W W  
TRANSP WIND SPD..23 24 23 22 18 12  
SMOKE DISPER......80 99 98 91 59 9  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT)BECOMING PARTLY  
CLOUDY (35-45 PERCENT)BECOMING MOSTLY CLOUDY  
(75-85 PERCENT).  
MIN TEMPERATURE.....AROUND 43.  
MAX HUMIDITY........88 PERCENT.  
SURFACE WINDS (MPH).SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE  
EVENING...BECOMING LIGHT, THEN BECOMING SOUTH  
5 TO 9 MPH WITH GUSTS TO AROUND 21 MPH IN THE  
LATE EVENING AND OVERNIGHT.  
DEWPOINT............31...INCREASING TO 36 AFTER 3 AM.  
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH EARLY IN THE  
EVENING...BECOMING LIGHT, THEN BECOMING SOUTH  
UP TO 7 MPH WITH GUSTS TO AROUND 17 MPH IN THE  
LATE EVENING AND OVERNIGHT.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 18 MPH.  
SMOKE DISPERSAL....POOR (MIN...29).  
 
TIME (EST) 1 PM 3 PM 5 PM 7 PM 9 PM 11 PM  
SKY (%)..........68 41 85 81 77 82  
WEATHER COV......  
WEATHER TYPE.....NONE NONE NONE NONE NONE NONE  
TEMP.............52 46 46 45 44 44  
RH...............42 52 52 56 63 73  
EYE LVL WND DIR.SW SW S S S S  
EYE LVL WND SPD.4 2 4 5 6 6  
EYE LVL WND GST.8 7 10 11 14 14  
MIX HGT (KFT)....600 400 400 400 500 400  
TRANSP WIND DIR..SW SW SW S S S  
TRANSP WIND SPD..10 9 12 13 15 17  
SMOKE DISPER......5 3 4 5 7 7  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT)BECOMING MOSTLY  
SUNNY (45-55 PERCENT). CHANCE OF RAIN.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........64 PERCENT.  
SURFACE WINDS (MPH).SOUTHWEST WINDS 9 TO 15 MPH WITH GUSTS TO  
AROUND 30 MPH...BECOMING NORTHWEST 17 TO 18 MPH  
WITH GUSTS TO AROUND 35 MPH LATE IN THE  
AFTERNOON.  
DEWPOINT............42...INCREASING TO 46 IN THE LATE MORNING AND  
EARLY AFTERNOON, THEN DECREASING TO 41 LATE  
IN THE AFTERNOON.  
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 7 MPH WITH GUSTS TO  
AROUND 18 MPH...BECOMING NORTHWEST AROUND 14  
MPH WITH GUSTS TO AROUND 28 MPH IN THE  
AFTERNOON.  
MIXING HEIGHT.......3500 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 20 TO 29 MPH...BECOMING WEST 31 TO 36  
MPH IN THE LATE MORNING AND EARLY AFTERNOON,  
THEN BECOMING NORTHWEST 33 TO 37 MPH LATE IN  
THE AFTERNOON.  
SMOKE DISPERSAL....EXCELLENT (MAX...1088).  
 
TIME (EST) 1 AM 4 AM 7 AM 10 AM  
SKY (%)..........82 70 74 66  
WEATHER COV...... CHANCE CHANCE CHANCE  
WEATHER TYPE.....NONE RAIN RAIN RAIN  
TEMP.............45 51 58 56  
RH...............82 85 70 64  
EYE LVL WND DIR.SW SW W NW  
EYE LVL WND SPD.7 11 13 14  
EYE LVL WND GST.18 22 26 28  
MIX HGT (KFT)....500 1700 2600 3500  
MIXNG WIND......SW 20 SW 29 W 32 NW 37  
SMOKE DISPER......9 41 74 109  
 
 
FORECASTER...MANN  
REQUESTED BY...JEFF CORSER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2525061.0/DTX  
.DELDT 11/04/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CORSERJ@MICHIGAN.GOV  
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