137
FNUS73 KOAX 241015
FWSOAX
SPOT FORECAST FOR DINESEN PRAIRIE PRESCRIBED BURN...SHELBY COUNTY CONSERVATION
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
515 AM CDT TUE MAR 24 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 CDT ON MARCH 24.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
ABOVE AVERAGE TEMPERATURES ARE EXPECTED TODAY, WITH HIGHS IN THE
MID 60S. WINDS WILL REMAIN OUT OF THE SOUTH, TAKING ON A SLIGHT SOUTH-
EASTERLY COMPONENT INTO THE EVENING. WINDS WILL GENERALLY REMAIN
UNDER 10 MPH THROUGH THE MORNING, WITH AFTERNOON SPEEDS OF 10-12
MPH AND OCCASIONAL GUSTS IN THE 15-20 MPH RANGE BEFORE RETURNING
TO CALM WINDS IN THE EVENING. RELATIVE HUMIDITY VALUES WILL
DECREASE INTO THE AFTERNOON, REACHING THEIR MINIMUM VALUE OF 28
TO 30 PERCENT AROUND 5-6 PM. A BROKEN TO OVERCAST HIGH-LEVEL CLOUD
DECK WILL SLIDE THROUGH DURING THE AFTERNOON, KEEPING MAXIMUM
AFTERNOON MIXING HEIGHTS IN THE 3400 FT RANGE, BRINGING GOOD SMOKE
DISPERSAL.
STRONGEST POSSIBLE WIND SPEEDS ON DAY OF BURN: 12 MPH SUSTAINED,
20 MPH GUSTS
LOWEST POSSIBLE RELATIVE HUMIDITY ON DAY OF BURN: 28 PERCENT
REST OF TODAY
SKY/WEATHER.........PARTLY SUNNY (60-70 PERCENT) THEN BECOMING
MOSTLY CLOUDY (70-80 PERCENT).
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........32 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS UP TO 6 MPH.
SURFACE WINDS (MPH).SOUTH WINDS 6 TO 10 MPH.
WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH.
MIXING HEIGHT.......3400 FT AGL.
TRANSPORT WINDS.....SOUTH 14 TO 18 MPH.
SMOKE DISPERSAL.....POOR (9800 KNOT-FT) EARLY IN THE MORNING
INCREASING TO GOOD (54500 KNOT-FT) IN THE
AFTERNOON.
GFDI................5.
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........61 54 61 69 79 89 90 87 77 61
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............33 37 43 47 51 55 57 59 60 61
RH..............75 67 57 51 44 40 37 34 33 32
20 FT WIND DIR..S S S S S S S S S S
20 FT WIND SPD..5 6 6 7 8 8 8 8 8 8
20 FT WIND GUST.10 11 12 12 12 12 12 12 12 12
EYE LVL WND DIR.S S S S S S S S S S
EYE LVL WND SPD.4 4 4 5 6 6 6 6 6 6
EYE LVL WND GST.8 8 9 9 9 9 9 9 9 9
SURFACE WND DIR.S S S S S S S S S S
SURFACE WND SPD.6 8 8 9 10 10 10 10 10 10
SURFACE WND GST.13 14 15 15 15 15 15 15 15 15
MIX HGT (KFT)...0.6 0.9 1.3 1.7 2.1 2.6 2.8 3.1 3.4 3.1
TRANSP WIND DIR.S S S S S S S S S S
TRANSP WIND SPD.14 17 18 18 16 16 17 17 18 18
GFDI............2 2 3 4 5 6 7 7 8 7
SDSPL KT-FT/100010 15 20 25 31 36 46 53 55 43
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT).
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........86 PERCENT.
EYE LEVEL WINDS.....SOUTH WINDS UP TO 5 MPH.
SURFACE WINDS (MPH).SOUTH WINDS 8 TO 9 MPH.
WIND (20 FT)........SOUTH WINDS 6 TO 9 MPH.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 21 MPH.
SMOKE DISPERSAL.....FAIR (27000 KNOT-FT) EARLY IN THE EVENING
DECREASING TO POOR (8000 KNOT-FT) LATE IN THE
NIGHT.
GFDI................5.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........42 40 47 48 41 42
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............60 54 48 46 46 45
RH..............33 41 51 58 63 68
20 FT WIND......S 7 SE 6 SE 6 S 6 S 6 S 6
20 FT WIND GUST.12 10 10 12 12 12
EYE LEVEL WIND..S 5 SE 4 SE 4 S 4 S 4 S 4
EYE LVL WND GST.9 8 8 9 9 9
SURFACE WIND....S 9 SE 8 SE 8 S 8 S 8 S 8
SURFACE WND GST.15 13 13 15 15 15
MIX HGT (FT)....2900 700 600 700 700 700
TRANSPORT WIND..S 20 SE 15 S 17 S 18 S 20 S 20
GFDI............7 4 3 4 3 2
SDSPL KT-FT/100027 8 9 11 13 12
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 79.
MIN HUMIDITY........32 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH.
SURFACE WINDS (MPH).SOUTHWEST WINDS 6 TO 8 MPH.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 7 MPH.
MIXING HEIGHT.......3300 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 17 MPH.
SMOKE DISPERSAL.....POOR (6400 KNOT-FT) EARLY IN THE MORNING
INCREASING TO FAIR (22800 KNOT-FT) IN THE
AFTERNOON.
GFDI................4.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........42 55 46 29 27 30
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............44 45 55 67 76 79
RH..............76 86 66 47 36 32
20 FT WIND......S 5 S 5 S 6 S 6 S 6 SW 6
20 FT WIND GUST.11 10 10 10 11 10
EYE LEVEL WIND..S 4 S 4 S 4 S 4 S 4 SW 4
EYE LVL WND GST.8 7 7 8 8 8
SURFACE WIND....S 6 S 6 S 8 S 8 S 8 SW 8
SURFACE WND GST.14 12 12 13 14 13
MIX HGT (FT)....600 600 900 1600 2700 3300
TRANSPORT WIND..S 17 S 14 SW 10 S 8 S 8 S 8
GFDI............2 2 2 4 6 7
SDSPL KT-FT/10008 6 8 12 19 23
FORECAST DAYS 3 THROUGH 5
THURSDAY
PARTLY CLOUDY. CHANCE OF RAIN. LOWS IN THE LOWER 50S. HIGHS IN
THE LOWER 70S. LIGHT WINDS.
FRIDAY
MUCH COOLER. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN. LOWS IN THE
UPPER 20S. HIGHS AROUND 50. NORTH WINDS AROUND 11 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE MID 20S. HIGHS IN THE UPPER 50S. SOUTH
WINDS AROUND 5 MPH.
FORECASTER...WOOD
REQUESTED BY...CURTIS SCHNACK PARK RANGER
TYPE OF REQUEST...PRESCRIBED
.TAG 2607377.0/OAX
.DELDT 03/24/26
.FORMATTERVERSION 2.0.0
.EMAIL CSCHNACK@SHELBYCOUNTY.IOWA.GOV
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