001  
FNUS73 KMQT 271350  
FWSMQT  
 
SPOT FORECAST FOR THOMPSON PLAINS RX...MICHIGAN DNR  
NATIONAL WEATHER SERVICE MARQUETTE MI  
950 AM EDT TUE MAY 27 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 EDT ON MAY 28.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
AFTER A DRY DAY TUESDAY, CHANCES FOR SPOTTY RAIN SHOWERS FINALLY  
RETURN WEDNESDAY AS LOW PRESSURE MOVES THROUGH THE LOWER MIDWEST.  
THAT SAID, BETTER FORCING IS SOUTHEAST OF THE AREA, SO EVEN WHERE WE  
CAN PICK UP ANY RAIN, ACCUMULATIONS BELOW A TENTH OF AN INCH ARE  
EXPECTED. OTHERWISE, LOOK FOR ANOTHER MILD DAY WITH HIGHS IN THE  
UPPER 60S. DEWPOINTS MAY NOT FALL BACK AS FAR AS ON TUESDAY, BUT RH  
SHOULD STILL DROP INTO THE LOWER 40S% RANGE. MEANWHILE, LIGHT  
NORTHEAST TO EAST WINDS TO START BECOME LAKE-BREEZE DOMINANT FOR THE  
AFTERNOON HOURS, WHICH COULD CAUSE WINDS TO SHIFT MORE TO THE EAST-  
SOUTHEAST. DRY WEATHER RETURNS FOR THURSDAY WHILE TEMPERATURES CLIMB  
A COUPLE DEGREES HIGHER, PEAKING IN THE LOWER 70S. DRIER AND BETTER-  
MIXED AIR WILL LEAD TO A BETTER POTENTIAL FOR LOWER RH BELOW 40%  
INTO THE AFTERNOON HOURS. WINDS REMAIN LIGHT, GRADUALLY BACKING TO  
THE SW THROUGH THE DAY, BUT A LIGHT WIND FIELD MAY LEAD TO ANOTHER  
LAKEBREEZE-DOMINANT AFTERNOON WITH SUDDEN WIND SHIFTS POSSIBLE.  
 
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF THUNDER...4 PERCENT.  
TEMPERATURE.........50 AT IGNITION...MAX 69.  
RH..................69 PERCENT AT IGNITION...MIN 41 PERCENT.  
DEWPOINT............42.  
33-FOOT WINDS.......WINDS NORTHEAST AT 5 MPH AT  
IGNITION...OTHERWISE NORTHEAST WINDS 5 TO 7 MPH  
SHIFTING TO THE EAST 7 TO 9 MPH IN THE  
AFTERNOON.  
20-FOOT WINDS.......EAST WINDS UP TO 7 MPH.  
MIXING HEIGHT.......300 FT AGL AT IGNITION...OTHERWISE 300-2000 FT  
AGL.  
VENTILATION INDEX...POOR (19) AT IGNITION. MAX...FAIR (158.0).  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......17 DECREASING TO 11 IN THE MORNING AND EARLY  
AFTERNOON, THEN INCREASING TO 13 LATE IN THE  
AFTERNOON.  
 
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........78 76 76 76 74 73 72 72 73 76 78 80  
WEATHER COV..... SCH  
WEATHER TYPE.... RW  
TSTM COV........  
CHC OF PCPN (%).0 0 10 10 10 10 10 10 10 10 10 20  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............50 51 53 56 60 63 65 67 67 68 68 68  
DEWPOINT........41 41 42 43 43 44 44 44 44 44 44 44  
RH..............69 67 67 62 54 49 45 43 42 41 41 41  
33 FT WIND DIR..NE NE NE NE NE NE E E E E E E  
33 FT WIND SPD..5 5 5 7 7 7 8 8 8 9 9 9  
20 FT WIND DIR..NE NE NE NE NE NE E E E E E E  
20 FT WIND SPD..4 4 4 6 6 6 6 6 6 7 7 7  
WIND GUST.......7 7 7 8 8 8 11 11 11 11 11 11  
MIX HGT (KFT)...0.3 0.3 0.4 0.5 0.9 1.1 1.6 1.9 2.0 2.0 2.0 1.8  
VINDX KT-FT/100.2 2 2 4 6 9 13 15 16 15 13 11  
CEILING (KFT)...17 12 11 11 11 11 11 11 14 13 13 13  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS IN THE EVENING AND OVERNIGHT.  
CHANCE OF PCPN......20 PERCENT.  
CHANCE OF THUNDER...4 PERCENT.  
TEMPERATURE.........MIN 47.  
RH..................MAX 78 PERCENT.  
DEWPOINT............43.  
33-FOOT WINDS.......NORTHEAST WINDS 5 TO 7 MPH IN THE EVENING  
BECOMING LIGHT.  
20-FOOT WINDS.......NORTH WINDS AROUND 4 MPH IN THE EVENING  
BECOMING LIGHT.  
MIXING HEIGHT.......300-1500 FT AGL.  
VENTILATION INDEX...POOR (24.0).  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......14 INCREASING TO 19 EARLY IN THE EVENING.  
 
TIME (EDT) 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P MID 1AM  
SKY (%).........78 79 84 84 84 84 82 80 78 76 74 72  
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH  
WEATHER TYPE....RW RW RW RW RW RW RW RW  
TSTM COV........  
CHC OF PCPN (%).20 20 20 20 20 20 20 20 10 10 10 10  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............67 65 63 60 57 53 52 51 50 49 48 48  
DEWPOINT........44 45 45 45 44 44 43 43 42 42 41 41  
RH..............44 47 53 58 64 70 72 74 75 76 77 78  
33 FT WIND DIR..NE NE NE N N N N N N N N N  
33 FT WIND SPD..7 7 7 5 5 5 3 3 3 3 3 3  
20 FT WIND DIR..NE NE NE N N N N N N N N N  
20 FT WIND SPD..6 6 6 4 4 4 2 2 2 2 2 2  
WIND GUST.......10 10 10 8 8 8 7 7 7 8 8 8  
MIX HGT (KFT)...1.5 1.1 0.7 0.5 0.4 0.3 0.3 0.3 0.3 0.3 0.3 0.3  
VINDX KT-FT/100.10 8 6 4 3 3 2 2 3 3 3 3  
CEILING (KFT)...14 17 19  
   
THURSDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (35-45 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
CHANCE OF THUNDER...3 PERCENT.  
TEMPERATURE.........MAX 75.  
RH..................MIN 35 PERCENT.  
DEWPOINT............42.  
33-FOOT WINDS.......NORTHWEST WINDS 5 TO 8 MPH.  
20-FOOT WINDS.......NORTHWEST WINDS UP TO 6 MPH.  
MIXING HEIGHT.......300-1900 FT AGL INCREASING TO 2400-2800 FT AGL  
IN THE AFTERNOON.  
VENTILATION INDEX...POOR TO FAIR (28.0-213.0).  
RAINFALL AMOUNT.....0.00 INCHES.  
CEILING (KFT).......MISSING.  
 
TIME (EDT) 2AM 3AM 4AM 5AM 6AM 7AM 8AM 9AM 10A 11A 12P 1PM  
SKY (%).........67 61 56 47 37 28 24 20 16 15 15 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).10 10 10 10 10 10 10 10 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............48 50 51 56 60 65 67 70 72 73 73 74  
DEWPOINT........41 42 42 43 43 44 44 44 44 44 44 44  
RH..............76 74 70 62 54 46 43 40 37 36 35 35  
33 FT WIND DIR..NW NW NW NW NW NW NW NW NW W W W  
33 FT WIND SPD..5 5 5 6 6 6 8 8 8 8 8 8  
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW W W W  
20 FT WIND SPD..4 4 4 5 5 5 6 6 6 6 6 6  
WIND GUST.......10 10 10 10 10 10 12 12 12 12 12 12  
MIX HGT (KFT)...0.3 0.3 0.4 0.7 1.1 1.5 1.9 2.4 2.7 2.8 2.8 2.5  
VINDX KT-FT/100.3 3 4 6 8 10 13 16 19 21 21 20  
CEILING (KFT)...  
 
 
FORECASTER...LC  
REQUESTED BY...KEVIN CLARK  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2514754.0/MQT  
.DELDT 05/27/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CLARKK24@MICHIGAN.GOV  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MI Page
Main Text Page