153
FNUS73 KDLH 141058
FWSDLH
SPOT FORECAST FOR HOIST LAKE PRESCRIBED FIRE...USFS
NATIONAL WEATHER SERVICE DULUTH MN
558 AM CDT THU MAY 14 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MAY 14.
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
SOUTHEASTERLY WINDS WILL BE GUSTY TO 25 MPH TODAY AHEAD OF A WARM
FRONTAL PASSAGE THIS EVENING OR EARLY OVERNIGHT. DUE TO LAKE
SUPERIOR INFLUENCE, RH VALUES SHOULD STAY AT OR ABOVE 40 PERCENT,
BUT AREAS WHICH HAVE A MORE SOUTHERLY EXPOSURE WITH SUNSHINE MAY
DIP INTO THE UPPER 30S FOR A SHORT WHILE EARLY THIS AFTERNOON.
MIXING HEIGHTS AND SMOKE DISPERSAL INDICES ARE MAXIMIZED A COUPLE
OF HOURS EITHER SIDE OF 1300 LT TODAY BEFORE DECREASING MID TO LATE
AFTERNOON HOURS.
SCATTERED HIGH-BASED RAIN SHOWERS AND AN ISOLATED THUNDERSTORM
PASS OVERHEAD THIS EVENING AND OVERNIGHT. MOST PLACES WILL ONLY
SEE A TRACE TO A FEW HUNDREDTHS OF AN INCH OF RAINFALL, BUT A FEW
LUCKY SPOTS MAY GET A TENTH TO MAYBE A QUARTER-INCH. EXPECT GUSTY
AND ERRATIC WINDS NOT ONLY NEAR THUNDERSTORMS, BUT ALSO NEAR ANY
RAIN SHOWERS GIVEN THE HIGH-BASED NATURE OF THESE SHOWERS AND DRY
AIR BELOW.
CRITICAL TO NEAR CRITICAL FIRE WEATHER CONDITIONS ARE AHEAD FOR
FRIDAY. WEST WINDS ON FRIDAY WILL BE SUSTAINED 10 TO 20 MPH AND
GUST UP TO 30 MPH WITH RELATIVE HUMIDITY VALUES DROPPING AS LOW AS
25 PERCENT.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT) THIS MORNING
BECOMING PARTLY SUNNY (50-60%) THIS AFTERNOON.
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 59.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 12 MPH. GUSTS UP TO 25 MPH
LATE IN THE MORNING.
MIXING HEIGHT.......3200 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 24 MPH SHIFTING TO THE SOUTHEAST 23
TO 25 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (17600-28200 KNOT-FT) INCREASING TO FAIR
TO EXCELLENT (26500-64300 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......MCR MCR MCR PC PC PC PC PC MC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 10
TEMP............47 52 54 55 57 58 58 58 57
RH..............60 52 47 45 43 42 42 40 40
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..6 9 9 10 10 11 11 11 10
20 FT WIND GUST.14 16 18 20 21 22 23 23 23
MIX HGT (KFT)...1.4 1.9 2.3 3.1 3.2 2.9 2.4 1.7 1.3
TRANSP WIND DIR.S S S S S S SE SE SE
TRANSP WIND SPD.15 17 20 22 23 24 25 24 23
SDSPL KT-FT/100018 28 40 59 64 61 53 35 27
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT) THEN BECOMING
PARTLY CLOUDY (45-55 PERCENT). CHANCE OF RAIN
SHOWERS IN THE EVENING.
CHANCE OF PCPN......50 PERCENT.
MIN TEMPERATURE.....AROUND 48.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 8 TO 10 MPH SHIFTING TO THE
SOUTHWEST AROUND 8 MPH OVERNIGHT. GUSTS UP TO
28 MPH.
MIXING HEIGHT.......1100 FT AGL.
TRANSPORT WINDS.....SOUTH 13 TO 22 MPH SHIFTING TO THE SOUTHWEST 18
TO 21 MPH OVERNIGHT.
SMOKE DISPERSAL.....POOR TO FAIR (5300-21600 KNOT-FT).
PCPN AMOUNT.........0.03 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID
SKY COVER.......MC MC MC MC CDY CDY CDY
WEATHER COV.....CHC CHC CHC CHC CHC CHC SCH
WEATHER TYPE....RW RW RW RW RW RW RW
TSTM COV........
CHC OF PCPN (%).40 50 40 30 30 20 20
TEMP............54 52 49 48 48 48 49
RH..............45 48 56 65 80 86 86
20 FT WIND DIR..SE SE SE SE SE S S
20 FT WIND SPD..10 9 9 8 8 8 8
20 FT WIND GUST.22 21 20 20 20 22 22
MIX HGT (KFT)...1.1 0.5 0.5 0.5 0.8 0.8 0.9
TRANSP WIND DIR.SE SE S S S S S
TRANSP WIND SPD.22 16 13 14 18 18 18
SDSPL KT-FT/100022 8 5 6 12 12 14
FORECASTER...NATHAN
REQUESTED BY...MICHAEL CROOK
TYPE OF REQUEST...PRESCRIBED
.TAG 2613595.0/DLH
.DELDT 05/14/26
.FORMATTERVERSION 2.0.0
.EMAIL MICHAEL.CROOK@USDA.GOV
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