667
FNUS73 KFGF 131214
FWSFGF
SPOT FORECAST FOR WEBSTER LAKE RX...USDA FOREST SERVICE
NATIONAL WEATHER SERVICE GRAND FORKS ND
714 AM CDT WED MAY 13 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON MAY 13.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CALL THE NWS IN GRAND FORKS AT 701-795-5127 FOR ADDITIONAL
INFORMATION AND MONITOR OUR WEBSITE (WWW.WEATHER.GOV/FGF) OR NOAA
ALL-HAZARDS RADIO FOR THE LATEST UPDATES.
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY MORNING THROUGH
FRIDAY EVENING...
DISCUSSION
SUNNY TODAY WITH LIGHT WINDS...PREDOMINATELY NORTHWEST TO NORTH
AVERAGING 5-8 MPH.
REST OF TODAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 71.
MIN HUMIDITY........24 PERCENT.
WIND (20 FT)........NORTHWEST WIND AROUND 5 MPH TURNING NORTH THIS
LATE MORNING AND AFTERNOON.
MIXING HEIGHT.......7400 FT AGL.
MIXING WINDS........NORTH 10 TO 15 MPH INCREASING TO 15 TO 20 MPH
IN THE AFTERNOON.
SMOKE DISPERSAL.....14100 KNOT-FT EARLY IN THE MORNING INCREASING
TO 111100 KNOT-FT IN THE AFTERNOON INCREASING
TO (99300 KNOT-FT) LATE IN THE AFTERNOON.
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........2 9 2 1 3 2 7 0 1
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............51 56 61 64 66 67 69 69 69
RH..............61 50 42 37 32 30 26 25 25
20 FT WIND DIR..NW NW NW N N N N N N
20 FT WIND SPD..0 5 5 5 5 5 5 5 5
20 FT WIND GUST.8 9 11 13 14 13 13 13 11
MIX HGT (KFT)...1.4 2.3 3.3 4.9 6.3 6.5 7.4 7.1 7.1
MIXING WIND DIR.N N N N N N N N N
MIXING WIND SPD.10 15 15 20 20 20 20 15 15
VRATE KT-FT/1K..14 26 43 78 107 111 125 106 99
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........LIGHT WINDS BECOMING SOUTHEAST AROUND 5 MPH
WITH GUSTS TO AROUND 19 MPH OVERNIGHT.
MIXING HEIGHT.......300 FT AGL.
MIXING WINDS........NORTH 5 TO 10 MPH SHIFTING TO THE EAST LATE IN
THE EVENING, THEN SHIFTING TO THE SOUTHEAST
AROUND 15 MPH OVERNIGHT.
SMOKE DISPERSAL.....64000 KNOT-FT EARLY IN THE EVENING DECREASING
TO 2000 KNOT-FT LATE IN THE NIGHT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........1 13 4 11 7 13 18 12 17 34 37 33
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............70 69 65 57 52 50 49 48 47 47 47 46
RH..............24 25 33 42 50 50 54 58 60 63 63 65
20 FT WIND DIR..N N N E E E SE SE SE SE SE SE
20 FT WIND SPD..0 0 0 0 0 0 0 5 5 5 5 5
20 FT WIND GUST.8 6 5 5 5 8 9 12 14 14 16 19
MIX HGT (KFT)...6.4 5.2 0.6 0.5 0.3 0.3 0.4 0.4 0.4 0.4 0.4 0.4
MIXING WIND DIR.N N NE E E E E SE SE S S S
MIXING WIND SPD.10 10 5 5 5 10 10 15 15 15 15 15
VRATE KT-FT/1K..64 37 3 2 2 3 3 4 5 5 6 6
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (75-85 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE AFTERNOON. CHANCE OF
RAIN SHOWERS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 75.
MIN HUMIDITY........30 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 5 TO 10 MPH WITH GUSTS TO
AROUND 29 MPH SHIFTING TO THE SOUTH 10 TO 15
MPH WITH GUSTS TO AROUND 30 MPH IN THE
AFTERNOON.
MIXING HEIGHT.......5700 FT AGL.
MIXING WINDS........SOUTH 15 TO 20 MPH INCREASING TO 25 TO 30 MPH
EARLY IN THE MORNING, THEN INCREASING TO 35 TO
40 MPH LATE IN THE MORNING INCREASING TO 45 TO
50 MPH EARLY IN THE AFTERNOON DECREASING TO
AROUND 40 MPH DECREASING TO AROUND 25 MPH LATE
IN THE AFTERNOON.
SMOKE DISPERSAL.....6400 KNOT-FT EARLY IN THE MORNING INCREASING TO
104000 KNOT-FT IN THE AFTERNOON INCREASING TO
(111100 KNOT-FT) EARLY IN THE AFTERNOON, THEN
INCREASING TO (243800 KNOT-FT) LATE IN THE
AFTERNOON DECREASING TO (136800 KNOT-FT) LATE
IN THE AFTERNOON DECREASING TO (10300 KNOT-FT).
FORECASTER...DR
REQUESTED BY...JAMES ROERICK
TYPE OF REQUEST...PRESCRIBED
.TAG 2613493.0/FGF
.DELDT 05/12/26
.FORMATTERVERSION 2.0.0
.EMAIL JAMES.ROERICK@USDA.GOV
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