848
FNUS73 KDLH 210039
FWSDLH
SPOT FORECAST FOR STEWART TRAIL FIRE...MN DNR
NATIONAL WEATHER SERVICE DULUTH MN
739 PM CDT WED MAY 20 2026
FORECAST IS BASED ON FORECAST START TIME OF 0600 CDT ON MAY 21.
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
WINDS WILL BE LIGHT AND VARIABLE OVERNIGHT INTO EARLY TOMORROW
MORNING, BECOMING ONSHORE AROUND 11 AM OR SO WITH SPEEDS
INCREASING A BIT AND GUSTING UP TO 15 MPH BY LATE AFTERNOON. WITH
ONSHORE FLOW, RH IS NOT EXPECTED TO FALL MUCH BELOW 45 PERCENT.
THIS WILL ALSO RESULT IN LOW MIXING HEIGHTS AND POOR SMOKE
DISPERSAL.
FRIDAY WILL BE A VERY SIMILAR DAY TO THURSDAY, THOUGH WITH A
GENERAL INCREASE IN EASTERLY WIND SPEEDS. MOISTURE IS MOVING BACK
INTO THE AREA, WITH PRECIPITATION CHANCES INCREASING FOR FRIDAY
NIGHT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 57.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 6 MPH LATE IN
THE AFTERNOON.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....EAST AROUND 7 MPH SHIFTING TO THE SOUTHEAST IN
THE LATE MORNING AND AFTERNOON.
SMOKE DISPERSAL.....POOR (2100 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 PC PC PC PC MCR PC PC MCR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............38 39 44 47 50 52 53 54 55 55 55 56
RH..............73 73 65 60 54 52 50 50 49 47 47 45
20 FT WIND DIR..N N N N N SE SE SE E E E E
20 FT WIND SPD..0 0 0 0 0 1 2 3 4 5 5 5
20 FT WIND GUST.6 6 6 6 7 8 9 11 12 13 14 14
MIX HGT (KFT)...0.4 0.5 0.8 0.9 0.9 0.9 1.0 0.9 0.9 0.7 0.6 0.6
TRANSP WIND DIR.NE E E SE SE SE SE SE SE E E E
TRANSP WIND SPD.7 7 7 7 6 7 7 7 8 9 10 12
SDSPL KT-FT/10002 3 5 6 5 6 6 5 6 6 6 6
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING
PARTLY CLOUDY (35-45 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........79 PERCENT.
WIND (20 FT)........EAST WINDS AROUND 5 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....NORTHEAST 8 TO 12 MPH.
SMOKE DISPERSAL.....POOR (2600 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR PC PC MC MC MC MC MC MC PC PC PC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............54 52 50 46 44 43 43 42 41 40 40 40
RH..............47 48 50 58 60 62 65 67 70 76 76 76
20 FT WIND DIR..E NE NE NE NE NE NE NE NE N N N
20 FT WIND SPD..4 3 3 2 2 2 1 1 1 0 0 0
20 FT WIND GUST.13 13 13 12 11 9 8 7 7 7 6 6
MIX HGT (KFT)...0.6 0.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.E E E NE NE NE NE NE NE NE NE NE
TRANSP WIND SPD.12 12 12 12 12 10 9 8 9 9 8 9
SDSPL KT-FT/10006 6 5 4 4 4 3 3 3 3 3 3
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........45 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 9 MPH WITH GUSTS
TO AROUND 21 MPH.
MIXING HEIGHT.......1600 FT AGL.
TRANSPORT WINDS.....EAST 9 TO 17 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (3300-22100 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC PC PC PC PC PC PC MC MC MC MC MC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............39 41 44 47 50 52 53 54 54 54 54 53
RH..............79 76 70 63 56 52 48 47 47 45 45 46
20 FT WIND DIR..N NE NE E E E E E E E E E
20 FT WIND SPD..0 1 2 3 4 5 7 8 9 9 9 9
20 FT WIND GUST.7 8 11 13 14 16 18 19 20 21 21 21
MIX HGT (KFT)...0.4 0.4 0.8 1.2 1.4 1.5 1.6 1.6 1.5 1.3 1.1 0.9
TRANSP WIND DIR.NE NE E E E E E E E E E E
TRANSP WIND SPD.9 9 12 13 14 15 15 16 17 17 17 17
SDSPL KT-FT/10003 4 8 13 16 20 21 22 22 19 16 14
FORECASTER...LINDA
REQUESTED BY...CHRISTOPHER BERGQUIST
TYPE OF REQUEST...WILDFIRE
.TAG 2614043.0/DLH
.DELDT 05/20/26
.FORMATTERVERSION 2.0.0
.EMAIL JASON.BUSHMAKER@STATE.MN.US,CHRISTOPHER.BERGQUIST@STATE.MN.US,MIKE.YOUNG@STATE.MN.US
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