009  
FNUS73 KDLH 201018  
FWSDLH  
 
SPOT FORECAST FOR FLANDERS FIRE...MNICS  
NATIONAL WEATHER SERVICE DULUTH MN  
518 AM CDT WED MAY 20 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 CDT ON MAY 20.  
IF THERE ARE QUESTIONS OR CONCERNS WITH THIS FORECAST, OR IF  
CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL  
WEATHER SERVICE IN DULUTH AT 218-729-0653.  
   
DISCUSSION  
 
A HIGH PRESSURE MOVES IN TODAY, WHICH WILL BRING SUNNY SKIES AND  
LIGHT AND VARIABLE WINDS. RH WILL BE LOWER THAN IT HAS BEEN THE  
LAST FEW DAYS, WITH VALUES AS LOW AS 25 PERCENT IN THE AFTERNOON.  
THURSDAY WILL HAVE SIMILAR RH VALUES, BUT WINDS WILL INCREASE OUT  
OF THE SOUTH. GUSTS IN THE AFTERNOON WILL REACH UP TO 18 MPH.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT). WIDESPREAD FROST EARLY IN  
THE MORNING, THEN AREAS OF FROST EARLY IN THE  
MORNING.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 64.  
MIN HUMIDITY........29 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......1300 FT AGL INCREASING TO 6200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 8 MPH SHIFTING TO THE SOUTHWEST  
AROUND 6 MPH LATE IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (2500-22500 KNOT-FT) INCREASING TO  
FAIR TO GOOD (24300-34200 KNOT-FT) IN THE LATE  
MORNING AND AFTERNOON.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR MCR CLR  
WEATHER COV.....WID ARS  
WEATHER TYPE....FST FST  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............32 34 39 45 49 52 54 56 58 60 61 61  
RH..............100 100 82 62 53 46 40 38 35 32 31 29  
20 FT WIND DIR..N N N N N N N W SW SW SW S  
20 FT WIND SPD..0 0 0 0 0 0 0 2 2 2 3 2  
20 FT WIND GUST.3 3 2 3 5 5 5 6 6 6 6 6  
MIX HGT (KFT)...0.5 0.5 1.3 3.1 4.0 4.5 5.1 5.6 5.9 6.2 6.1 6.2  
TRANSP WIND DIR.NW NW N NW NW NW NW NW NW NW W SW  
TRANSP WIND SPD.7 6 7 8 8 7 7 7 6 6 6 6  
SDSPL KT-FT/10003 3 9 23 28 27 31 34 30 31 31 32  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 39.  
MAX HUMIDITY........87 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH AROUND 5 MPH EARLY  
IN THE EVENING, THEN BECOMING LIGHT IN THE LATE  
EVENING AND OVERNIGHT BECOMING SOUTHEAST AROUND  
5 MPH AFTER 3 AM BECOMING LIGHT.  
MIXING HEIGHT.......5900 FT AGL DECREASING TO 900 FT AGL EARLY IN  
THE EVENING.  
TRANSPORT WINDS.....SOUTH 6 TO 10 MPH.  
SMOKE DISPERSAL.....FAIR (29500 KNOT-FT) DECREASING TO POOR (3000  
KNOT-FT) EARLY IN THE EVENING.  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY COVER.......MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR MCLEAR  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0  
TEMP............62 58 50 47 45 42  
RH..............30 42 54 64 70 78  
20 FT WIND......S 3 SE 4 SE 2 SE 3 SE 3 SE 4  
20 FT WIND GUST.6 11 7 8 9 11  
MIX HGT (FT)....5900 900 400 400 400 400  
TRANSPORT WIND..S 6 S 8 SE 9 S 10 S 10 S 10  
SDSPL KT-FT/100030 7 3 3 4 3  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 68.  
MIN HUMIDITY........34 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 8 MPH.  
MIXING HEIGHT.......1300 FT AGL INCREASING TO 6600 FT AGL.  
TRANSPORT WINDS.....SOUTH 10 TO 17 MPH.  
SMOKE DISPERSAL.....POOR TO FAIR (3500-13500 KNOT-FT) INCREASING TO  
EXCELLENT (88000-99400 KNOT-FT).  
PCPN AMOUNT.........0.00 INCHES.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR PC MCR MCR MCR MCR MCR MCR MCR PC  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............40 44 47 50 57 60 61 63 65 66 66 67  
RH..............86 76 69 63 48 43 40 37 34 35 35 34  
20 FT WIND DIR..SE SE S SE S S S S S S S S  
20 FT WIND SPD..3 4 4 5 7 7 8 8 8 8 8 8  
20 FT WIND GUST.11 11 11 12 14 14 15 15 15 16 16 15  
MIX HGT (KFT)...0.4 0.5 1.3 2.5 3.8 4.3 4.9 5.4 6.4 6.6 6.3 6.5  
TRANSP WIND DIR.S S S S S S S S S S S S  
TRANSP WIND SPD.10 10 12 14 15 15 15 15 17 17 16 16  
SDSPL KT-FT/10004 4 14 31 49 57 64 72 97 99 89 93  
 
 
FORECASTER...KRYSTAL  
REQUESTED BY...BENJAMIN EVANS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2613933.3/DLH  
.DELDT 05/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JENNIFER.OLSON@STATE.MN.US,BGEVANS@DULUTHMN.GOV,TAYLOR.SCHENK@STATE.MN.US,CLAYTON.BARG@CROWWING.GOV,CRAIG.SCHULTZ@STATE.MN.US,JEREMY_FAUSKEE@FIRENET.GOV,TRAVIS.VERDEGAN@STATE.MN.US  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MN Page
The Nexlab WI Page
Main Text Page