892
FNUS73 KDLH 031945
FWSDLH
SPOT FORECAST FOR BIRCH BAY FIRE...USFS
NATIONAL WEATHER SERVICE DULUTH MN
245 PM CDT WED JUN 3 2026
FORECAST IS BASED ON FORECAST START TIME OF 1800 CDT ON JUNE 03.
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
DRY CONDITIONS WITH BREEZY SOUTH TO SOUTHWEST WINDS CONTINUE THIS
AFTERNOON AHEAD OF INCOMING LIGHT RAIN. SOME AREAS OF SPRINKLES
TO VERY LIGHT RAIN SHOWERS ARE POSSIBLE LATE THIS AFTERNOON INTO
THE EVENING. THERE MAY BE A LULL IN ANY PRECIPITATION BEFORE A
SECOND ROUND MOVES THROUGH WITH SCATTERED RAIN SHOWERS AND
OCCASIONAL THUNDERSTORMS LATE TONIGHT INTO THURSDAY MORNING. WINDS
SHOULD GRADUALLY SHIFT FROM THE SOUTHWEST TO THE WEST OVERNIGHT
AND THROUGH THE DAY THURSDAY. SOME GUSTY WESTERLY WINDS ARE
POSSIBLE THURSDAY, ESPECIALLY IN THE AFTERNOON UP TO 15-20MPH.
ONCE MORNING PRECIPITATION MOVES THROUGH, ANOTHER LULL IS
POSSIBLE, BEFORE WIDELY SCATTERED SHOWERS AND POSSIBLE
THUNDERSTORMS DEVELOP THURSDAY AFTERNOON. IT IS STILL VERY
UNCERTAIN WHETHER THOSE SHOWERS AND THUNDERSTORMS MIGHT BE ABLE TO
DEVELOP AS FAR NORTH AND WEST AS THE BURN LOCATION. ANY
PRECIPITATION IS EXPECTED TO BE FAIRLY LIGHT, UNLESS THE SITE IS
DIRECTLY IMPACTED BY A THUNDERSTORM.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS IN THE EVENING, THEN CHANCE OF
SHOWERS AND THUNDERSTORMS OVERNIGHT.
CHANCE OF PCPN......50 PERCENT.
MIN TEMPERATURE.....AROUND 58.
MAX HUMIDITY........93 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 7 MPH SHIFTING TO THE SOUTH 6
TO 8 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS OVERNIGHT.
MIXING HEIGHT.......3800 FT AGL DECREASING TO 1300 FT AGL EARLY IN
THE EVENING.
TRANSPORT WINDS.....SOUTH 9 TO 17 MPH.
SMOKE DISPERSAL.....GOOD (56900 KNOT-FT) DECREASING TO POOR (5400
KNOT-FT).
PCPN AMOUNT.........0.03 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MC MC MC MC MC MC MC CDY MC MC MC MC
WEATHER COV..... SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH CHC CHC
CHC OF PCPN (%).10 20 20 20 20 20 30 30 30 50 40 30
TEMP............82 81 78 73 70 68 67 66 64 62 60 59
RH..............27 30 34 41 47 47 50 58 63 70 78 87
20 FT WIND DIR..W S S S S S S S S S S S
20 FT WIND SPD..7 8 7 7 6 6 6 7 7 6 6 6
20 FT WIND GUST.15 15 15 15 15 14 14 14 14 14 14 14
MIX HGT (KFT)...3.8 2.7 1.3 0.7 0.6 0.7 0.6 0.7 0.8 0.8 0.7 0.7
TRANSP WIND DIR.S S S S S S S S SW S SW SW
TRANSP WIND SPD.17 14 12 12 13 12 10 12 12 10 9 9
SDSPL KT-FT/100057 32 13 7 7 7 6 7 8 7 6 5
THURSDAY
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN
SHOWERS IN THE MORNING. SLIGHT CHANCE OF
THUNDERSTORMS THROUGH THE DAY. SLIGHT CHANCE OF
RAIN SHOWERS IN THE AFTERNOON.
CHANCE OF PCPN......30 PERCENT.
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........37 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE
MORNING. GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS EARLY IN THE AFTERNOON.
MIXING HEIGHT.......2300 FT AGL INCREASING TO 5900 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 18 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (5800-19100 KNOT-FT) INCREASING TO
EXCELLENT (74300-94200 KNOT-FT).
PCPN AMOUNT.........0.03 INCHES.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......MCLDY MCLDY MCLDY PCLDY PCLDY PCLDY
WEATHER COV.....CHANCE S CHC S CHC
WEATHER TYPE....RNSHWR NONE NONE RNSHWR RNSHWR NONE
TSTM COV........S CHC S CHC S CHC
CHC OF PCPN (%).30 10 10 20 20 10
TEMP............58 64 70 74 79 80
RH..............93 84 71 59 45 39
20 FT WIND......SW 6 SW 6 SW 6 SW 7 SW 8 W 8
20 FT WIND GUST.14 14 14 13 14 14
MIX HGT (FT)....700 1400 2300 3700 4600 5900
TRANSPORT WIND..SW 9 SW 12 W 15 W 16 W 18 W 18
SDSPL KT-FT/10006 14 31 51 74 94
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........96 PERCENT.
WIND (20 FT)........WEST WINDS 5 TO 7 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......4900 FT AGL DECREASING TO 1000 FT AGL EARLY IN
THE EVENING.
TRANSPORT WINDS.....WEST 6 TO 15 MPH DECREASING TO 5 TO 7 MPH AFTER
3 AM.
SMOKE DISPERSAL.....EXCELLENT (63200 KNOT-FT) DECREASING TO POOR
(1500-8200 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......PC PC MC PC PC PC MC MC MC PC PC PC
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).10 10 10 0 0 0 0 0 0 0 0 0
TEMP............81 79 77 71 67 64 64 61 59 57 55 55
RH..............37 41 45 55 63 73 70 78 80 86 90 93
20 FT WIND DIR..W W W W S S S W W W W W
20 FT WIND SPD..7 6 5 4 2 2 3 2 2 2 2 2
20 FT WIND GUST.14 12 11 8 7 7 7 5 3 3 5 5
MIX HGT (KFT)...4.9 3.3 1.0 0.6 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4
TRANSP WIND DIR.W W W W NW NW NW W W W W W
TRANSP WIND SPD.15 12 9 8 7 7 7 7 6 5 5 7
SDSPL KT-FT/100063 33 8 5 3 3 2 2 2 2 2 3
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........34 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH IN
THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......1600 FT AGL INCREASING TO 6800 FT AGL.
TRANSPORT WINDS.....WEST 6 TO 13 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (2800-21900 KNOT-FT) INCREASING TO
GOOD TO EXCELLENT (57000-74400 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 MCR MCR PC PC PC 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 59 63 68 72 75 76 77 78 79 80 79
RH..............96 83 75 61 51 46 43 40 38 36 34 35
20 FT WIND DIR..W W W W W W W W W NW NW NW
20 FT WIND SPD..2 2 2 3 4 5 5 6 7 7 7 7
20 FT WIND GUST.6 6 6 8 11 12 13 14 14 14 14 14
MIX HGT (KFT)...0.5 0.8 1.6 2.7 3.9 4.7 5.3 5.7 6.3 6.8 6.7 5.7
TRANSP WIND DIR.W W NW NW W W W W W W W W
TRANSP WIND SPD.7 6 8 9 9 10 10 12 13 13 13 13
SDSPL KT-FT/10003 4 11 22 31 42 47 57 70 74 73 63
FORECASTER...KETZEL
REQUESTED BY...JEB BACKE
TYPE OF REQUEST...WILDFIRE
.TAG 2614806.5/DLH
.DELDT 06/03/26
.FORMATTERVERSION 2.0.0
.EMAIL BRINKMANJ@STLOUISCOUNTYMN.GOV,BENJAMIN_EVANS@FIRENET.GOV,JEB.BACKE@USDA.GOV,JAYEA@STLOUISCOUNTYMN.GOV
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