698  
FNUS73 KDTX 230959  
FWSDTX  
 
SPOT FORECAST FOR PURDY 25...MIDNR  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
559 AM EDT THU APR 23 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1000 EDT ON APRIL 23.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
MOSTLY DRY CONDITIONS EXPECTED TODAY OUTSIDE OF AN  
ISOLATED SHOWER OR THUNDERSTORM CHANCE WEST OF I-75/US-23. LIGHT  
EAST FLOW THIS MORNING SHIFTS TO THE SOUTH-SOUTHWEST FOR INTERIOR  
LOCATIONS, WHILE MAINTAINING AN EASTERLY COMPONENT CLOSE TO THE  
SHORELINE. MINIMUM RH VALUES BETWEEN 35 AND 50 PERCENT EXPECTED THIS  
AFTERNOON AS PROFILES BECOME WELL-MIXED.  
   
TODAY
 
 
SKY/WEATHER.........SUNNY (20-30 PERCENT).  
MAX TEMPERATURE.....AROUND 66.  
MIN HUMIDITY........45 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS...BECOMING SOUTHEAST 5 TO 9 MPH IN  
THE LATE MORNING AND AFTERNOON.  
DEWPOINT............36...INCREASING TO 45.  
EYE LEVEL WINDS.....SOUTHEAST WINDS UP TO 7 MPH EARLY IN THE  
MORNING...BECOMING LIGHT, THEN BECOMING  
SOUTHEAST UP TO 7 MPH IN THE LATE MORNING AND  
AFTERNOON.  
MIXING HEIGHT.......2700 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 12 MPH.  
SMOKE DISPERSAL....FAIR (MAX...246).  
 
TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%)..........11 13 8 4 18 23 25 27  
WEATHER COV......  
WEATHER TYPE.....  
TEMP.............53 58 61 63 65 66 66 66  
RH...............61 53 51 48 46 45 46 46  
EYE LVL WND DIR.SE SE SE SE SE SE SE SE  
EYE LVL WND SPD.5 6 6 6 7 7 7 7  
EYE LVL WND GST.10 12 12 13 14 14 14 14  
MIX HGT (KFT)....0.7 1.3 1.5 2.0 2.3 2.7 2.6 2.4  
TRANSP WIND DIR..SE SE SE SE S S S SE  
TRANSP WIND SPD..9 10 10 10 10 10 10 12  
SMOKE DISPER......6 11 14 18 21 25 23 24  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT).  
MIN TEMPERATURE.....AROUND 45.  
MAX HUMIDITY........79 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 6 TO 8 MPH.  
DEWPOINT............43...DECREASING TO 39 OVERNIGHT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS 5 TO 6 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 13 TO 14 MPH...BECOMING SOUTH 14 TO  
16 MPH OVERNIGHT.  
SMOKE DISPERSAL....POOR (MIN...43).  
 
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%)..........32 21 32 23 20 47  
WEATHER COV......  
WEATHER TYPE.....NONE NONE NONE NONE NONE NONE  
TEMP.............64 58 53 51 50 48  
RH...............49 57 67 73 70 71  
EYE LVL WND DIR.SE E SE SE SE SE  
EYE LVL WND SPD.6 6 6 5 6 6  
EYE LVL WND GST.14 13 13 12 13 13  
MIX HGT (KFT)....1500 400 400 400 400 400  
TRANSP WIND DIR..E E SE S S S  
TRANSP WIND SPD..13 13 13 14 15 15  
SMOKE DISPER......16 5 4 4 5 5  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). CHANCE OF RAIN  
SHOWERS LATE IN THE AFTERNOON. SLIGHT CHANCE OF  
THUNDERSTORMS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 62.  
MIN HUMIDITY........61 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 9 TO 14 MPH. GUSTS UP TO 25  
MPH.  
DEWPOINT............42...INCREASING TO 46 IN THE AFTERNOON.  
EYE LEVEL WINDS.....SOUTHEAST WINDS 7 TO 11 MPH. GUSTS UP TO 25  
MPH.  
MIXING HEIGHT.......1400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 14 TO 23 MPH.  
SMOKE DISPERSAL....FAIR (MAX...270).  
 
TIME (EDT) 6 AM 9 AM NOON 3 PM  
SKY (%)..........40 36 56 60  
WEATHER COV...... CHANCE  
WEATHER TYPE.....NONE NONE NONE RNSHWR  
TEMP.............46 49 57 61  
RH...............79 73 64 61  
EYE LVL WND DIR.SE SE SE SE  
EYE LVL WND SPD.7 8 11 11  
EYE LVL WND GST.14 17 19 20  
MIX HGT (KFT)....400 500 1100 1400  
MIXNG WIND......SE 14 SE 17 SE 23 SE 22  
SMOKE DISPER......5 8 22 27  
 

 
FORECASTER...BEHNKE  
REQUESTED BY...JEFF VASHER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2611386.0/DTX  
.DELDT 04/23/26  
.FORMATTERVERSION 2.0.0  
.EMAIL VASHERJ@MICHIGAN.GOV  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MI Page Main Text Page