100
FNUS73 KDLH 132254
FWSDLH
SPOT FORECAST FOR SIOUX FIRE EVENING SPOT...USFS
NATIONAL WEATHER SERVICE DULUTH MN
554 PM CDT MON JUL 13 2026
FORECAST IS BASED ON FORECAST START TIME OF 1900 CDT ON JULY 13.
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 UNTIL 10 PM CDT THIS EVENING
..RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM CDT TUESDAY
DISCUSSION
CRITICAL FIRE WEATHER CONDITIONS CONTINUE THIS
EVENING, WITH A RED FLAG WARNING IN EFFECT UNTIL 2200. SOUTHWEST
WINDS WILL BE GUSTING AS HIGH AS 27 MPH BEFORE THE NOCTURNAL
INVERSION STARTS TO DEVELOP AT 2000 THIS EVENING. WEST-SOUTHWEST
WINDS REMAIN BREEZY THROUGH TONIGHT AHEAD OF AN APPROACHING COLD
FRONT, WITH RH RECOVERY TO 73%.
A COLD FRONT IS EXPECTED TO PASS THROUGH ON TUESDAY, WHICH WILL
BE BRINGING A WIND SHIFT FROM WEST TO NORTHWEST. TIMING FOR THIS
WIND SHIFT IS MOST LIKELY AROUND 0900 ON TUESDAY MORNING. THIS
COLD FRONT WILL MOST LIKELY PASS THROUGH DRY, WITH VERY LOW
CONFIDENCE IN SCATTERED SHOWERS OR ISOLATED THUNDERSTORMS
OCCURRING ALONG THE FRONT (5-10% CHANCE). WINDS TOMORROW WILL
TREND LIGHTER COMPARED TO TODAY, WITH GUSTS TO 16 MPH. A RED FLAG
WARNING IS IN EFFECT TUESDAY AFTERNOON DUE TO CRITICALLY DRY MIN
RH TO 24 PERCENT. DRY CONDITIONS PERSIST INTO WEDNESDAY WITH
NORTH-NORTHWEST WINDS CONTINUING A TREND OF EASING WINDS.
REST OF TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). PATCHY SMOKE IN
THE EVENING.
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 72.
MAX HUMIDITY........73 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 6 TO 8 MPH. GUSTS UP TO 26 MPH
IN THE EVENING, EASING UNDER 20 MPH OVERNIGHT.
MIXING HEIGHT.......2700 FT AGL DECREASING TO 700 FT AGL EARLY IN
THE EVENING.
TRANSPORT WINDS.....WEST 12 TO 21 MPH.
SMOKE DISPERSAL.....GOOD (48900 KNOT-FT) DECREASING TO POOR (4900
KNOT-FT) EARLY IN THE EVENING.
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR PC PC MCR MCR MCR MCR MCR MCR MCR PC
WEATHER COV.....PTY PTY PTY PTY
WEATHER TYPE....SMK SMK SMK SMK
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............93 90 83 80 79 78 77 76 74 73 73
RH..............32 35 48 54 58 62 67 66 69 71 71
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW W W
20 FT WIND SPD..8 7 6 6 6 6 6 5 5 5 5
20 FT WIND GUST.26 21 20 19 19 19 18 18 18 16 14
MIX HGT (KFT)...2.7 0.7 0.6 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.SW SW SW SW SW SW W W W W W
TRANSP WIND SPD.21 15 14 15 14 15 15 14 14 13 12
SDSPL KT-FT/100049 10 7 7 6 7 7 6 6 5 5
TUESDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT). PATCHY SMOKE LATE IN THE
MORNING. AREAS OF SMOKE EARLY IN THE AFTERNOON,
THEN AREAS OF SMOKE LATE IN THE AFTERNOON.
CHANCE OF PCPN......10 PERCENT.
MAX TEMPERATURE.....AROUND 96.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTHWEST 5 TO 6
MPH IN THE LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......2000 FT AGL INCREASING TO 5300 FT AGL.
TRANSPORT WINDS.....WEST 9 TO 12 MPH SHIFTING TO THE NORTHWEST 12
TO 14 MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (4800-20500 KNOT-FT) INCREASING TO
GOOD TO EXCELLENT (48900-63700 KNOT-FT).
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC CLR MCR MCR MCR MCR MCR MCR MCR MCR MCR MCR
WEATHER COV..... PTY PTY ARS ARS ARS ARS ARS
WEATHER TYPE.... SMK SMK SMK SMK SMK SMK SMK
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 10 10 10 10 10 10 10
TEMP............72 74 78 80 86 89 91 94 94 94 95 94
RH..............73 69 62 58 46 41 38 32 30 28 25 24
20 FT WIND DIR..W W W NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..4 3 3 4 4 4 5 5 5 6 6 5
20 FT WIND GUST.14 13 12 12 12 12 12 13 14 15 16 15
MIX HGT (KFT)...0.5 0.7 1.6 2.0 2.6 3.3 3.9 4.4 4.9 5.2 5.3 4.7
TRANSP WIND DIR.W W W W W NW NW NW NW NW NW NW
TRANSP WIND SPD.10 10 10 10 9 9 10 12 12 13 14 14
SDSPL KT-FT/10005 6 14 18 21 26 35 44 49 57 64 56
TUESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (30-60 PERCENT). AREAS OF SMOKE
EARLY IN THE EVENING.
CHANCE OF PCPN......10 PERCENT.
MIN TEMPERATURE.....AROUND 62.
MAX HUMIDITY........67 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 5 TO 6 MPH EARLY IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......3600 FT AGL DECREASING TO 600 FT AGL EARLY IN
THE EVENING.
TRANSPORT WINDS.....NORTH 7 TO 13 MPH.
SMOKE DISPERSAL.....FAIR TO GOOD (22400-39800 KNOT-FT) DECREASING
TO POOR (2800 KNOT-FT) EARLY IN THE EVENING.
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......MCR PC PC PC PC PC MC MC MC PC PC PC
WEATHER COV.....ARS
WEATHER TYPE....SMK
TSTM COV........
CHC OF PCPN (%).10 0 0 0 0 0 0 0 0 0 0 0
TEMP............93 90 85 78 74 72 71 69 68 64 64 63
RH..............24 26 31 40 46 48 49 53 55 60 60 62
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..5 4 3 3 3 2 2 2 2 1 1 1
20 FT WIND GUST.14 13 11 11 11 11 9 8 8 7 6 5
MIX HGT (KFT)...3.6 2.5 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.4 0.5
TRANSP WIND DIR.NW NW NW N N N NW N N N N N
TRANSP WIND SPD.13 10 8 9 9 8 9 9 9 9 8 7
SDSPL KT-FT/100040 22 5 4 4 3 4 4 4 4 3 3
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........27 PERCENT.
WIND (20 FT)........LIGHT WINDS.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 4200 FT AGL LATE IN
THE MORNING.
TRANSPORT WINDS.....NORTH 6 TO 10 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (1900-17400 KNOT-FT) INCREASING TO
FAIR TO GOOD (21000-37600 KNOT-FT) IN THE
AFTERNOON.
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC PC MCR MCR PC PC MC 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............62 64 68 73 78 81 83 85 86 86 85 85
RH..............67 67 61 51 42 37 32 29 27 27 28 29
20 FT WIND DIR..NW NW N N N N N NW NW NW NW NW
20 FT WIND SPD..1 1 1 1 1 2 2 3 3 3 3 3
20 FT WIND GUST.5 5 5 5 5 6 7 8 9 9 9 9
MIX HGT (KFT)...0.5 0.4 0.8 1.4 2.1 2.9 3.7 4.1 4.2 3.9 3.4 2.6
TRANSP WIND DIR.N N N N N N N NW NW N N N
TRANSP WIND SPD.6 6 6 6 6 7 9 10 10 10 10 9
SDSPL KT-FT/10002 2 4 7 10 17 29 37 38 35 30 21
FORECASTER...WOODY
REQUESTED BY...MNCC
TYPE OF REQUEST...WILDFIRE
.TAG 2617323.0/DLH
.DELDT 07/13/26
.FORMATTERVERSION 2.0.0
.EMAIL MNMNCC_OPERATIONS@FIRENET.GOV
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