784  
FNUS73 KOAX 081323  
FWSOAX  
 
SPOT FORECAST FOR NODDLEMAN ISLAND...PARTNER AGENCY  
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE  
823 AM CDT THU MAY 8 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 1300 CDT ON MAY 08.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
CLEARING SKIES THIS MORNING WITH WINDS LIGHT, GENERALLY OUT OF THE  
NORTH. WINDS ARE BECOMING NORTHEASTERLY AS THEY INCREASE THIS  
MORNING WITH THE EROSION OF THE MORNING INVERSION. MIXING HEIGHTS  
WILL PEAK AT AROUND 5700 FT BY 4 PM. HUMIDITY WILL DROP TO 31-36  
PERCENT THIS AFTERNOON, BUT FIRE WEATHER DANGER WILL STAY LOW TO  
MODERATE.  
 
FRIDAY WILL BE SIMILAR TO TODAY WEATHER-WISE, THOUGH HUMIDITY WILL  
DROP LOWER DURING THE AFTERNOON INTO THE 25-30% RANGE AND WINDS  
WILL BE LIGHTER AND MORE VARIABLE. WE'LL SEE FIRE DANGER TREND  
HIGHER EACH DAY OVER THE WEEKEND INTO EARLY NEXT WEEK IN NORTHEAST  
NEBRASKA AS DRIER AIR MOVES IN. WINDS WILL STAY RELATIVELY LIGHT  
UNTIL SUNDAY WHEN WE SEE STRONGER SOUTHERLY WINDS RETURN TO THE  
REGION.  
 
STRONGEST POSSIBLE WIND SPEEDS ON DAY OF BURN: 20 MPH GUSTS  
 
LOWEST POSSIBLE RELATIVE HUMIDITY ON DAY OF BURN: 33%  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
TEMPERATURE.........72 AT IGNITION...MAX 77.  
RH..................49 PERCENT AT IGNITION...MIN 37 PERCENT.  
EYE LEVEL WINDS.....NORTHEAST WINDS 6 TO 7 MPH.  
SURFACE WINDS (MPH).NORTHEAST WINDS 10 TO 11 MPH.  
WIND (20 FT)........WINDS NORTHEAST AT 8 MPH AT  
IGNITION...OTHERWISE NORTHEAST WINDS 9 TO 10  
MPH.  
MIXING HEIGHT.......4200 FT AGL AT IGNITION...OTHERWISE 6000 FT  
AGL.  
TRANSPORT WINDS.....NORTHEAST 10 TO 13 MPH.  
SMOKE DISPERSAL.....GOOD /46200 KNOT-FT/ AT IGNITION. MAX...GOOD  
/57600 KNOT-FT/.  
GFDI................0.  
 
TIME (CDT) 1PM 2PM 3PM 4PM 5PM  
SKY (%).........22 17 12 15 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............72 75 76 77 77  
RH..............49 43 42 39 37  
20 FT WIND DIR..NE NE NE NE NE  
20 FT WIND SPD..8 8 8 8 9  
20 FT WIND GUST.13 13 13 14 14  
EYE LVL WND DIR.NE NE NE NE NE  
EYE LVL WND SPD.6 6 6 6 7  
EYE LVL WND GST.10 10 10 11 10  
SURFACE WND DIR.NE NE NE NE NE  
SURFACE WND SPD.10 10 10 10 11  
SURFACE WND GST.16 16 16 18 17  
MIX HGT (KFT)...4.2 4.9 5.5 5.9 6.0  
TRANSP WIND DIR.NE NE NE NE NE  
TRANSP WIND SPD.13 12 12 10 12  
GFDI............0 0 0 0 0  
SDSPL KT-FT/100046 50 52 53 58  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
TEMPERATURE.........MIN 47.  
RH..................MAX 89 PERCENT.  
EYE LEVEL WINDS.....EAST WINDS UP TO 6 MPH IN THE EVENING BECOMING  
LIGHT.  
SURFACE WINDS (MPH).EAST WINDS 6 TO 10 MPH IN THE EVENING BECOMING  
LIGHT.  
WIND (20 FT)........EAST WINDS 5 TO 9 MPH IN THE EVENING BECOMING  
LIGHT.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....NORTHEAST 12 TO 14 MPH SHIFTING TO THE EAST 7  
TO 12 MPH IN THE LATE EVENING AND OVERNIGHT.  
SMOKE DISPERSAL.....EXCELLENT (60600 KNOT-FT) EARLY IN THE EVENING  
DECREASING TO POOR (1000 KNOT-FT) LATE IN THE  
NIGHT.  
GFDI................0.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........5 5 7 6 5 5 3 6 4 6 12 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............76 75 71 66 63 60 58 56 54 53 50 50  
RH..............37 38 44 50 56 60 62 69 71 74 80 80  
20 FT WIND DIR..NE NE NE E E E E E E E E E  
20 FT WIND SPD..8 8 6 6 5 4 3 3 2 2 2 2  
20 FT WIND GUST.13 12 10 10 7 7 6 6 5 4  
EYE LVL WND DIR.NE NE NE E E E E E E E E E  
EYE LVL WND SPD.6 6 4 4 4 3 2 2 1 1 1 1  
EYE LVL WND GST.10 9 8 7 5 5 4 4 4 3 2 2  
SURFACE WND DIR.NE NE NE E E E E E E E E E  
SURFACE WND SPD.10 10 8 8 6 5 4 4 3 3 3 3  
SURFACE WND GST.16 15 13 12 9 9 7 7 6 5  
MIX HGT (KFT)...5.7 4.8 0.6 0.6 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.NE NE E E E E E E E E E E  
TRANSP WIND SPD.12 14 12 12 12 10 10 10 10 9 8 7  
GFDI............0 0 0 0 0 0 0 0 0 0 0 0  
SDSPL KT-FT/100061 58 42 22 5 1 2 5 4 4 4 3  
   
FRIDAY  
 
SKY/WEATHER.........SUNNY (5-15 PERCENT).  
TEMPERATURE.........MAX 80.  
RH..................MIN 28 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS.  
SURFACE WINDS (MPH).LIGHT WINDS.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......5400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH SHIFTING TO THE  
NORTHEAST 6 TO 9 MPH LATE IN THE MORNING.  
SMOKE DISPERSAL.....POOR (2100 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (36500 KNOT-FT) IN THE  
AFTERNOON.  
GFDI................0.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........12 18 9 2 1 4 3 2 3 5 6 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............49 48 52 56 63 68 72 74 76 78 79 80  
RH..............86 89 80 72 60 50 44 40 35 32 30 28  
20 FT WIND DIR..E E SE SE SE E E NE NE E E E  
20 FT WIND SPD..2 2 2 2 2 3 3 4 4 4 4 4  
20 FT WIND GUST. 4 5 5 6 6 6 7 7 7 7  
EYE LVL WND DIR.E E SE SE SE E E NE NE E E E  
EYE LVL WND SPD.1 1 1 1 1 2 2 3 3 3 3 3  
EYE LVL WND GST.2 2 3 4 4 4 4 5 5 5 5 5  
SURFACE WND DIR.E E SE SE SE E E NE NE E E E  
SURFACE WND SPD.3 3 3 3 3 4 4 5 5 5 5 5  
SURFACE WND GST. 5 6 6 7 7 8 9 9 9 9  
MIX HGT (KFT)...0.5 0.5 1.0 1.6 2.3 2.9 3.7 4.3 4.9 5.3 5.4 5.1  
TRANSP WIND DIR.SE E SE SE E NE NE NE NE NE NE NE  
TRANSP WIND SPD.6 6 6 6 6 6 7 9 9 8 7 6  
GFDI............0 0 0 0 0 0 0 0 0 0 0 0  
SDSPL KT-FT/10002 3 4 7 12 20 28 35 37 36 32 29  
   
FORECAST DAYS 3 THROUGH 5  
   
SATURDAY  
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID 80S. LIGHT  
WINDS.    
SUNDAY  
 
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH.    
MONDAY  
 
CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 9 MPH.  
 
 
FORECASTER...NICOLAISEN  
REQUESTED BY...MATT DOLLISON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2513504.0/OAX  
.DELDT 05/08/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MATT.DOLLISON@DNR.IOWA.GOV  
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