928
FNUS73 KDLH 061952
FWSDLH
SPOT FORECAST FOR RILEY WMA RX...USFS
NATIONAL WEATHER SERVICE DULUTH MN
ISSUED BY NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
252 PM CDT TUE MAY 6 2025
FORECAST IS BASED ON IGNITION TIME OF 0600 CDT ON MAY 07.
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
GOOD AFTERNOON, FOR THE RILEY WMA RX, CONDITIONS WILL BY DRY AND
WINDS WILL BE LIGHT WEDNESDAY MORNING. THESE LIGHT WINDS MAY BE
THE MOST CHALLENGING ASPECT OF THE BURN. THEY SHOULD MAINTAIN
AN NORTHEASTERLY COMPONENT THROUGHOUT THE BURN BUT COULD WAFFLE
AROUND SLIGHTLY MORE NORTH OR EASTERLY AT TIMES SINCE SPEEDS
WILL ONLY BE AROUND 5 TO 10 MPH OR LESS. OTHERWISE EXPECT
ANOTHER DAY OF LOW HUMIDITY, WITH RH FALLING TO NEAR 30 PERCENT
DURING THE AFTERNOON.
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 6 TO 9 MPH. GUSTS UP TO 20 MPH
EARLY IN THE AFTERNOON.
MIXING HEIGHT.......3000 FT AGL INCREASING TO 4300 FT AGL IN THE
AFTERNOON.
TRANSPORT WINDS.....NORTHEAST 14 TO 20 MPH.
SMOKE DISPERSAL.....FAIR TO GOOD (17300-30600 KNOT-FT) INCREASING
TO GOOD TO EXCELLENT (40600-60100 KNOT-FT) IN
THE LATE MORNING AND AFTERNOON.
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......PC PC MC PC PC PC MCR MCR 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............44 43 45 47 51 54 56 59 59 60 61 59
RH..............69 71 65 61 52 47 43 36 37 34 31 34
20 FT WIND DIR..NE NE NE NE NE NE NE NE NE NE NE NE
20 FT WIND SPD..6 7 7 8 8 9 9 9 9 9 9 9
20 FT WIND GUST.15 15 16 16 16 16 18 16 16 16 16 16
MIX HGT (KFT)...1.2 1.4 1.6 1.9 2.4 3.0 3.2 3.8 4.1 4.2 4.3 4.3
TRANSP WIND DIR.NE NE NE NE NE NE NE NE NE NE NE N
TRANSP WIND SPD.16 17 17 18 20 20 18 18 16 16 15 14
SDSPL KT-FT/100017 21 24 31 41 50 52 60 57 59 56 51
WEDNESDAY NIGHT
SKY/WEATHER.........CLEAR (0-5 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 31.
MAX HUMIDITY........74 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 5 TO 8 MPH IN THE EVENING
BECOMING LIGHT.
MIXING HEIGHT.......3600 FT AGL DECREASING TO 1600 FT AGL IN THE
LATE EVENING AND OVERNIGHT.
TRANSPORT WINDS.....NORTHEAST 12 TO 15 MPH SHIFTING TO THE EAST 9
TO 10 MPH AFTER 3 AM.
SMOKE DISPERSAL.....FAIR TO GOOD (28500-43700 KNOT-FT) DECREASING
TO POOR TO FAIR (3600-18700 KNOT-FT) IN THE
LATE EVENING AND OVERNIGHT.
PCPN AMOUNT.........0.00 INCHES.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......CLR CLR CLR 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............58 57 51 47 43 40 38 35 33 32 31 31
RH..............34 33 41 50 58 61 65 66 68 69 71 72
20 FT WIND DIR..NE NE NE NE NE NE E E E E E E
20 FT WIND SPD..8 7 7 6 5 4 4 3 3 2 2 2
20 FT WIND GUST.16 12 11 9 9 8 7 7 6 6 6 5
MIX HGT (KFT)...3.6 3.0 2.3 1.6 0.9 0.9 0.8 0.8 0.7 0.6 0.4 0.6
TRANSP WIND DIR.N NE NE NE NE NE E E E E E E
TRANSP WIND SPD.14 15 14 14 13 13 13 13 12 10 9 9
SDSPL KT-FT/100044 39 29 19 10 10 9 8 7 5 4 5
THURSDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........21 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING EAST 5 TO 6 MPH LATE IN
THE MORNING, THEN BECOMING LIGHT LATE IN THE
AFTERNOON.
MIXING HEIGHT.......2100 FT AGL INCREASING TO 5400 FT AGL.
TRANSPORT WINDS.....EAST 5 TO 10 MPH.
SMOKE DISPERSAL.....POOR TO FAIR (5900-23300 KNOT-FT) INCREASING TO
FAIR TO GOOD (16400-32400 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.......CLR CLR CLR CLR CLR MCR MCR MCR MCR 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............31 33 38 43 49 54 58 61 64 65 66 66
RH..............74 71 62 50 40 33 28 24 22 21 21 23
20 FT WIND DIR..E E E E E E E E E SE SE SE
20 FT WIND SPD..2 2 2 3 3 4 5 5 5 5 4 3
20 FT WIND GUST.5 6 6 6 6 6 7 7 7 6 6 5
MIX HGT (KFT)...0.7 0.7 1.4 2.1 2.7 3.3 3.9 4.3 5.0 5.4 5.3 4.1
TRANSP WIND DIR.E E E E E E E E E E E E
TRANSP WIND SPD.10 10 9 8 8 8 8 8 7 7 6 5
SDSPL KT-FT/10006 6 11 15 19 23 27 30 30 32 26 16
FORECASTER...CORY
REQUESTED BY...JOANIE LAWRENCE
TYPE OF REQUEST...PRESCRIBED
.TAG 2513238.0/DLH
.DELDT 05/06/25
.FORMATTERVERSION 2.0.0
.EMAIL JOAN.LAWRENCE@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page