842
FNUS73 KDMX 071211
FWSDMX
SPOT FORECAST FOR PLC BISON SOUTH...USFWS
NATIONAL WEATHER SERVICE DES MOINES IA
711 AM CDT TUE APR 7 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON APRIL 07.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
AN INITIAL OBSERVATION AT IGNITION AND A MID BURN OBSERVATION ARE REQUIRED.
PLEASE RELAY THEM TO THE NATIONAL WEATHER SERVICE FOR EACH PRESCRIBED BURN.
DISCUSSION
WINDS FROM THE EAST-SOUTHEAST WILL BECOME FROM THE SOUTHEAST AT 10
TO 15 MPH WITH GUSTS UP TO AROUND 20 MPH THROUGH THE DAYTIME.
CLOUDS WILL INCREASE AND SPOTTY SNOW OR RAIN SHOWERS ARE POSSIBLE
WITH CHANCES INCREASING FROM 20% LATER THIS MORNING TO 30% LATE
THIS AFTERNOON. SMOKE DISPERSION WILL BE NO BETTER THAN FAIR DUE
TO THE CLOUD COVER. WINDS WILL REMAIN ELEVATED AND TURN STRONGER
FROM THE SOUTH AND SOUTHWEST ON WEDNESDAY.
REST OF TODAY
SKY/WEATHER.........CLOUDY (85-95 PERCENT). SLIGHT CHANCE OF SNOW
OR RAIN SHOWERS.
MAX TEMPERATURE.....AROUND 42.
MIN HUMIDITY........54 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 9 TO 15 MPH.
MIXING HEIGHT.......2900 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 16 TO 21 MPH.
SMOKE DISPERSAL.....POOR (24200 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (46300 KNOT-FT) IN THE
AFTERNOON.
GFDI................3.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........91 90 90 91 92 93 91 89 88 88
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH CHC CHC CHC
WEATHER TYPE....SW SW SW SW SW RW RW RW RW RW
TSTM COV........
TEMP............34 35 36 37 37 38 40 40 41 41
RH..............61 56 54 56 61 64 64 67 67 70
20 FT WIND DIR..E SE SE SE SE SE SE SE SE SE
20 FT WIND SPD..9 10 12 13 13 14 14 15 15 15
20 FT WIND GUST.14 15 17 18 20 20 21 22 22 23
MIX HGT (KFT)...1.7 2.3 2.4 2.6 2.7 2.9 2.8 2.6 2.5 2.6
TRANSP WIND DIR.E E E SE SE SE SE SE SE SE
TRANSP WIND SPD.16 17 17 18 17 17 18 18 20 21
GFDI............2 2 2 2 3 3 3 3 3 3
SMOKE DISPERSAL.24 34 36 41 41 43 44 41 43 46
SMOKE CAT.......PR PR PR FR FR FR FR FR FR FR
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). CHANCE OF RAIN
SHOWERS.
MIN TEMPERATURE.....AROUND 38.
MAX HUMIDITY........85 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 14 TO 18 MPH.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 20 TO 24 MPH.
SMOKE DISPERSAL.....FAIR (41100 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (14200 KNOT-FT) LATE IN THE
NIGHT.
GFDI................4.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........88 89 85 82 79 78 78 77 76 74 73 69
WEATHER COV.....CHC CHC CHC SCH SCH SCH SCH SCH SCH CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
TEMP............42 41 40 38 40 38 39 39 39 40 40 41
RH..............65 70 73 82 76 82 79 82 82 82 85 85
20 FT WIND DIR..SE SE SE SE SE SE SE SE SE SE S S
20 FT WIND SPD..15 14 14 14 14 15 15 15 16 17 17 18
20 FT WIND GUST.22 23 23 23 23 23 24 24 25 26 28 28
MIX HGT (KFT)...2.3 2.0 1.1 0.9 0.9 0.9 0.9 0.8 0.8 0.8 0.9 1.0
TRANSP WIND DIR.SE SE SE SE SE SE SE SE SE SE S S
TRANSP WIND SPD.21 21 20 20 20 20 22 22 24 21 21 21
GFDI............3 3 3 3 3 3 3 3 3 4 4 4
SMOKE DISPERSAL.41 36 18 16 16 15 18 15 17 14 16 18
SMOKE CAT.......FR PR PR PR PR PR PR PR PR PR PR PR
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF RAIN
SHOWERS THROUGH THE DAY. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........47 PERCENT.
WIND (20 FT)........BREEZY. SOUTH WINDS 18 TO 25 MPH SHIFTING TO
THE SOUTHWEST 20 TO 24 MPH LATE IN THE
AFTERNOON. GUSTS UP TO 37 MPH. GUSTY AND
ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS LATE
IN THE AFTERNOON.
MIXING HEIGHT.......5900 FT AGL.
TRANSPORT WINDS.....SOUTH 22 TO 26 MPH INCREASING TO SOUTHWEST 39
TO 45 MPH.
SMOKE DISPERSAL.....POOR (20900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (94100 KNOT-FT) IN THE
AFTERNOON.
GFDI................9 INCREASING TO 14 IN THE AFTERNOON.
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........66 63 52 42 31 40 49 58 61 63 66 70
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH SCH
TEMP............42 43 46 50 55 59 63 66 68 69 69 68
RH..............86 86 83 80 72 64 56 50 47 47 47 49
20 FT WIND DIR..S S S S S S S S SW SW SW SW
20 FT WIND SPD..18 18 21 23 24 25 24 24 24 23 22 20
20 FT WIND GUST.28 28 31 33 36 37 37 36 36 35 32 29
MIX HGT (KFT)...1.1 1.1 1.3 2.0 2.5 2.9 3.5 4.2 4.6 5.2 5.9 4.3
TRANSP WIND DIR.S S S S S S SW SW SW SW SW SW
TRANSP WIND SPD.22 23 26 33 36 37 44 44 44 45 44 39
GFDI............4 4 6 7 10 13 15 16 17 16 14 11
SMOKE DISPERSAL.21 22 30 59 77 94 134 161 175 202 222 145
SMOKE CAT.......PR PR PR FR GD GD VGD EXL EXL EXL EXL VGD
FORECASTER...ANSORGE
REQUESTED BY...RYAN HARR
TYPE OF REQUEST...PRESCRIBED
.TAG 2609288.0/DMX
.DELDT 04/07/26
.FORMATTERVERSION 2.0.0
.EMAIL RYAN_HARR@FWS.GOV
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