065
FNUS73 KBIS 231039
FWSBIS
SPOT FORECAST FOR ALLISON WPA RX...USFWS
NATIONAL WEATHER SERVICE BISMARCK ND
539 AM CDT WED APR 23 2025
FORECAST IS BASED ON IGNITION TIME OF 0900 CDT ON APRIL 23.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
LOOK FOR VARIABLE CLOUDS ACROSS THE FIRE AREA TODAY, WITH HIGHS IN THE MID
50S AND AFTERNOON HUMIDITY VALUES NEAR 40 PERCENT. A STEADY NORTHWEST WIND
CAN ALSO BE EXPECTED TODAY. PARTLY TO MOSTLY CLOUDY SKIES CONTINUE FOR
TONIGHT. AN ISOLATED RAIN SHOWER IS POSSIBLE, ALTHOUGH A MAINLY DRY FORECAST
IS EXPECTED. HUMIDITY WILL RECOVER TO NEAR 90 PERCENT TONIGHT, WHILE NORTHWEST
WINDS BECOME NORTH NORTHEASTERLY. THURSDAY THEN SEES A SLIGHT CHANCE OF RAIN
SHOWERS IN THE MORNING, INCREASING TO A CHANCE IN THE AFTERNOON. A STEADY
EAST NORTHEAST MAY ALSO BE FOUND ON THURSDAY, WHILE AFTERNOON HUMIDITY VALUES
INCREASE TO NEAR 50 PERCENT. WINDS BECOME MORE NORTHERLY THURSDAY NIGHT,
WITH CHANCES FOR PRECIPITATION DIMINISHING.
REST OF TODAY
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY IN THE MORNING, THEN BECOMING
MOSTLY SUNNY TO PARTLY CLOUDY IN THE AFTERNOON.
CWR.................0 PERCENT.
CHANCE OF PCPN......0 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........40 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 12 TO 18 MPH GUSTING TO 22 MPH, MAINLY
IN THE MORNING AND EARLY AFTERNOON.
MIXING HEIGHT.......5200 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 25 MPH DECREASING TO 10 TO 20
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (49300 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (63900 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........75 76 75 70 45 21 20 27 34
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0
TEMP............38 40 43 45 48 50 52 53 54
RH..............70 64 60 55 51 48 43 41 40
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..15 16 15 15 15 14 13 12 12
20 FT WIND GUST.20 20 20 20 20 20 19 18 17
MIX HGT (KFT)...2.3 2.7 2.9 3.3 3.7 4.2 4.6 5.0 5.2
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.24 24 23 21 20 17 16 14 13
DISPR KT-FT/1K..49 58 59 59 64 63 64 60 58
TONIGHT
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY. AN ISOLATED RAIN SHOWER
POSSIBLE.
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....AROUND 34.
MAX HUMIDITY........89 PERCENT.
WIND (20 FT)........NORTH WINDS BECOMING NORTHEAST 6 TO 12 MPH.
MIXING HEIGHT.......400 FT AGL.
TRANSPORT WINDS.....NORTH NORTHEAST BECOMING EAST 8 TO 15 MPH.
SMOKE DISPERSAL.....FAIR (51100 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (2500 KNOT-FT) LATE IN THE
NIGHT.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........52 79 72 64 24 39
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CWR.............0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 10
CHC OF THDR (%).0 0 0 0 0 0
TEMP............53 49 45 42 39 37
RH..............41 48 58 65 73 82
20 FT WIND......N 10 N 8 NE 6 NE 6 NE 6 NE 5
20 FT WIND GUST.14 10 10 9 9 8
MIX HGT (FT)....5100 3000 700 400 400 400
TRANSPORT WIND..N 12 N 9 NE 8 NE 8 NE 8 E 8
DISPR KT-FT/1K..51 24 5 3 3 3
THURSDAY
SKY/WEATHER.........PARTLY TO MOSTLY CLOUDY. SLIGHT CHANCE OF
MORNING RAIN SHOWERS. CHANCE OF RAIN SHOWERS IN
THE AFTERNOON.
CWR.................5 PERCENT.
CHANCE OF PCPN......30 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
MAX TEMPERATURE.....AROUND 54.
MIN HUMIDITY........48 PERCENT.
WIND (20 FT)........EAST NORTHEAST WINDS 6 TO 12 MPH.
MIXING HEIGHT.......4400 FT AGL.
TRANSPORT WINDS.....EAST NORTHEAST WINDS 8 TO 15 MPH.
SMOKE DISPERSAL.....POOR (2600 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (48200 KNOT-FT) IN THE
AFTERNOON.
TIME (CDT) 6 AM 9 AM NOON 3 PM
SKY (%).........49 55 75 79
WEATHER COV..... CHANCE
WEATHER TYPE....NONE NONE NONE RNSHWR
TSTM COV........
CWR.............0 0 0 0
CHC OF PCPN (%).10 10 10 30
CHC OF THDR (%).0 0 0 0
TEMP............36 41 49 52
RH..............85 76 58 49
20 FT WIND......E 5G9 E 7G10 NE 9G13 NE 11G15
MIX HGT (FT)....400 1500 3200 4100
TRANSPORT WIND..E 8 E 12 E 9 NE 13
DISPR KT-FT/1K..3 15 27 45
FORECASTER...ANGLIN
REQUESTED BY...DUSTIN MIRELES
TYPE OF REQUEST...PRESCRIBED
.TAG 2511457.0/BIS
.DELDT 04/23/25
.FORMATTERVERSION 2.0.0
.EMAIL DUSTIN_MIRELES@FWS.GOV
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