175
FNUS73 KDLH 150948
FWSDLH
SPOT FORECAST FOR NWS BLOCK I...USFS
NATIONAL WEATHER SERVICE DULUTH MN
448 AM CDT FRI MAY 15 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MAY 15.
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.
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM CDT THIS
EVENING...
DISCUSSION
DANGEROUS, CRITICAL FIRE WEATHER CONDITIONS WILL OCCUR TODAY
AT THE FIRE SITE. OVERNIGHT RECOVERY TONIGHT IS LIKELY TO BE
POOR IN THE MID TO UPPER-40% RANGE. ANOTHER DAY OF NEAR-CRITICAL
FIRE WEATHER CONDITIONS ARE EXPECTED SATURDAY. NO RAINFALL IS
FORECAST THROUGH SUNDAY MORNING BEFORE A PROLONGED PERIOD OF WETTING
HEAVY RAINFALL OCCURS WITH STRONG TO SEVERE THUNDERSTORMS SUNDAY
AFTERNOON INTO MONDAY NIGHT.
TODAY
SKY/WEATHER.........SUNNY (10-20 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 81.
MIN HUMIDITY........19 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 12 TO 17 MPH WITH GUSTS TO
AROUND 32 MPH.
MIXING HEIGHT.......2000 FT AGL INCREASING TO 8800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH INCREASING TO WEST 31 TO
35 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (9300-25200 KNOT-FT) INCREASING TO
EXCELLENT (240500-266300 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC MCR MCR CLR CLR CLR CLR CLR CLR CLR CLR CLR
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............59 59 62 66 70 72 74 77 78 78 79 79
RH..............64 63 60 54 47 41 35 29 23 19 21 23
20 FT WIND DIR..S S SW SW SW SW SW SW W W W W
20 FT WIND SPD..12 12 11 11 10 11 13 16 17 17 17 17
20 FT WIND GUST.26 25 23 23 22 21 25 30 32 32 30 28
MIX HGT (KFT)...0.6 0.8 1.2 1.5 2.0 3.6 6.1 8.0 8.8 8.7 8.3 7.0
TRANSP WIND DIR.SW SW SW SW SW W W W W W W W
TRANSP WIND SPD.20 20 20 20 21 21 25 32 35 35 33 31
SDSPL KT-FT/100010 15 20 25 38 66 136 226 266 266 247 232
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........46 PERCENT.
WIND (20 FT)........WEST WINDS 12 TO 16 MPH WITH GUSTS TO AROUND 26
MPH SHIFTING TO THE SOUTHWEST AROUND 6 MPH LATE
IN THE EVENING.
MIXING HEIGHT.......5200 FT AGL DECREASING TO 800 FT AGL.
TRANSPORT WINDS.....WEST 18 TO 24 MPH DECREASING TO 10 TO 14 MPH
EARLY IN THE EVENING.
SMOKE DISPERSAL.....EXCELLENT (109600-115200 KNOT-FT) DECREASING TO
POOR (3800-9500 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......CLEAR MCLEAR CLEAR CLEAR CLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............77 70 64 61 57 56
RH..............24 30 39 42 45 46
20 FT WIND......W 17 W 8 SW 7 SW 6 SW 5 SW 5
20 FT WIND GUST.26 20 15 14 12 13
MIX HGT (FT)....5200 800 500 500 400 400
TRANSPORT WIND..W 24 W 14 W 13 W 14 W 12 W 12
SDSPL KT-FT/1000115 10 6 6 5 4
SATURDAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........25 PERCENT.
WIND (20 FT)........WEST WINDS 10 TO 12 MPH. GUSTS UP TO 24 MPH.
MIXING HEIGHT.......2000 FT AGL INCREASING TO 6500 FT AGL IN
THE AFTERNOON DECREASING TO 4400 FT AGL LATE IN
THE AFTERNOON.
TRANSPORT WINDS.....WEST 9 TO 18 MPH INCREASING TO 16 TO 22 MPH IN
THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (3600-22300 KNOT-FT) INCREASING TO
EXCELLENT (95000-127400 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......MCLEAR CLEAR CLEAR CLEAR CLEAR MCLEAR
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
TEMP............54 58 64 68 71 71
RH..............48 47 38 33 27 25
20 FT WIND......W 5 W 6 W 9 W 11 W 11 W 9
20 FT WIND GUST.13 13 16 21 22 19
MIX HGT (FT)....400 1300 3000 5700 6200 6400
TRANSPORT WIND..W 12 NW 12 W 15 W 21 W 20 W 18
SDSPL KT-FT/10004 14 40 104 111 105
FORECASTER...NATHAN
REQUESTED BY...ANDREW NELSON
TYPE OF REQUEST...PRESCRIBED
.TAG 2613441.4/DLH
.DELDT 05/15/26
.FORMATTERVERSION 2.0.0
.EMAIL ANDREW.L.NELSON@USDA.GOV
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