268  
FNUS73 KOAX 121327  
FWSOAX  
 
SPOT FORECAST FOR BISHOP CRP...POTT  
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE  
727 AM CST MON JAN 12 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0900 CST ON JANUARY 12.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
MODERATE FIRE DANGER IS EXPECTED TODAY. WARMER THAN NORMAL  
TEMPERATURES WILL REACH INTO THE LOW TO MID 50S THIS AFTERNOON,  
WITH WINDS OUT OF THE SOUTHWEST AT 5 TO 10 MPH. MINIMUM RELATIVE  
HUMIDITY WILL RANGE FROM 30 TO 40 PERCENT.  
 
STRONGEST POSSIBLE WIND SPEEDS ON DAY OF BURN: 15 MPH  
 
LOWEST POSSIBLE RELATIVE HUMIDITY ON DAY OF BURN: 30 PERCENT  
   
REST OF TODAY  
 
SKY/WEATHER.........SUNNY (15-25 PERCENT).  
TEMPERATURE.........33 AT IGNITION...MAX 55.  
RH..................69 PERCENT AT IGNITION...MIN 41 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST AROUND 4 MPH IN  
THE LATE MORNING AND AFTERNOON.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHWEST 6 TO 8 MPH IN  
THE LATE MORNING AND AFTERNOON.  
WIND (20 FT)........WINDS WEST AT 4 MPH AT IGNITION...OTHERWISE  
LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......300 FT AGL AT IGNITION...OTHERWISE 800 FT AGL.  
TRANSPORT WINDS.....WEST 6 TO 9 MPH.  
SMOKE DISPERSAL.....POOR /1600 KNOT-FT/ AT IGNITION. MAX...POOR  
/4800 KNOT-FT/.  
 
TIME (CST) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........39 32 30 35 19 5 4 8 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............33 37 43 47 51 54 54 55 51  
RH..............69 64 55 49 44 41 43 41 46  
20 FT WIND DIR..W SW W SW SW SW SW SW SW  
20 FT WIND SPD..4 5 5 5 5 6 6 6 5  
20 FT WIND GUST.6 6 6 7 8 8 10 7 6  
EYE LVL WND DIR.W SW W SW SW SW SW SW SW  
EYE LVL WND SPD.3 4 4 4 4 4 4 4 4  
EYE LVL WND GST.4 5 6 6 7 5 5  
SURFACE WND DIR.W SW W SW SW SW SW SW SW  
SURFACE WND SPD.5 6 6 6 6 8 8 8 6  
SURFACE WND GST.7 7 7 9 10 10 12 9 8  
MIX HGT (KFT)...0.3 0.3 0.4 0.6 0.8 0.8 0.7 0.4 0.3  
TRANSP WIND DIR.W W W W W SW SW SW SW  
TRANSP WIND SPD.7 6 6 7 9 9 8 8 9  
SDSPL KT-FT/10002 2 3 4 4 5 5 4 3  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).  
TEMPERATURE.........MIN 36.  
RH..................MAX 75 PERCENT.  
EYE LEVEL WINDS.....WEST WINDS UP TO 7 MPH.  
SURFACE WINDS (MPH).WEST WINDS 8 TO 11 MPH.  
WIND (20 FT)........SOUTHWEST WINDS 6 TO 10 MPH.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....WEST 10 TO 16 MPH.  
SMOKE DISPERSAL.....POOR (2600 KNOT-FT).  
 
TIME (CST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........8 17 22 21 15 17 22 20 17 12 21 48  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............48 46 43 42 41 40 40 38 39 39 37 38  
RH..............49 53 60 60 62 64 64 70 67 67 75 73  
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW W W W  
20 FT WIND SPD..6 6 6 6 7 7 8 8 8 8 9 9  
20 FT WIND GUST. 10 10 10 10 11 11 11 12 13 13 13  
EYE LVL WND DIR.SW SW SW SW SW SW SW SW SW W W W  
EYE LVL WND SPD.4 4 4 4 5 5 6 6 6 6 7 7  
EYE LVL WND GST.5 7 7 8 8 8 8 8 9 10 10 10  
SURFACE WND DIR.SW SW SW SW SW SW SW SW SW W W W  
SURFACE WND SPD.8 8 8 8 9 9 10 10 10 10 11 11  
SURFACE WND GST. 12 12 13 13 14 14 14 15 16 16 16  
MIX HGT (KFT)...0.3 0.3 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.SW SW W W W W W W W W W W  
TRANSP WIND SPD.10 10 13 13 13 13 14 16 16 16 15 15  
SDSPL KT-FT/10003 3 3 4 4 5 5 5 5 6 6 6  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT).  
TEMPERATURE.........MAX 56.  
RH..................MIN 49 PERCENT.  
EYE LEVEL WINDS.....NORTHWEST WINDS 8 TO 11 MPH. GUSTS UP TO 28 MPH  
IN THE LATE MORNING AND AFTERNOON.  
SURFACE WINDS (MPH).NORTHWEST WINDS 13 TO 18 MPH. GUSTS UP TO 28  
MPH IN THE LATE MORNING AND AFTERNOON.  
WIND (20 FT)........WEST WINDS 12 TO 15 MPH. GUSTS UP TO 28 MPH IN  
THE LATE MORNING AND AFTERNOON.  
MIXING HEIGHT.......2200 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 16 TO 22 MPH.  
SMOKE DISPERSAL.....POOR (5700 KNOT-FT) EARLY IN THE MORNING  
INCREASING TO GOOD (37400 KNOT-FT) IN THE  
AFTERNOON.  
 
TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........59 59 61 66 66 69 69 73 78 84 76 72  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............39 39 41 43 47 50 54 56 56 56 55 53  
RH..............67 67 62 65 63 61 55 53 51 49 49 52  
20 FT WIND DIR..W W W W W W W W NW NW NW NW  
20 FT WIND SPD..10 10 10 10 11 12 12 13 14 14 14 14  
20 FT WIND GUST.13 14 14 14 18 18 20 21 22 22 22 22  
EYE LVL WND DIR.W W W W W W W W NW NW NW NW  
EYE LVL WND SPD.8 8 8 8 8 9 9 10 11 11 11 11  
EYE LVL WND GST.10 10 11 11 13 14 15 16 17 17 17 17  
SURFACE WND DIR.W W W W W W W W NW NW NW NW  
SURFACE WND SPD.13 13 13 13 14 15 15 16 18 18 18 18  
SURFACE WND GST.16 17 18 18 22 23 25 26 28 28 28 28  
MIX HGT (KFT)...0.4 0.4 0.5 0.5 0.7 1.2 1.6 2.0 2.2 2.2 2.0 1.7  
TRANSP WIND DIR.W W W W W NW NW NW NW NW NW NW  
TRANSP WIND SPD.16 18 20 20 18 20 22 22 21 20 20 20  
SDSPL KT-FT/10006 6 6 9 16 24 31 35 37 37 34 28  
   
FORECAST DAYS 3 THROUGH 5  
   
WEDNESDAY  
 
MUCH COLDER. PARTLY CLOUDY. LOWS IN THE UPPER 20S. HIGHS IN THE  
MID 30S. NORTHWEST WINDS AROUND 16 MPH.    
THURSDAY  
 
PARTLY CLOUDY. LOWS AROUND 18. HIGHS IN THE UPPER 30S. NORTH  
WINDS AROUND 12 MPH.    
FRIDAY  
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW. LOWS IN THE UPPER 20S.  
HIGHS IN THE MID 30S. NORTHWEST WINDS AROUND 16 MPH.  
 
 
FORECASTER...KG  
REQUESTED BY...CHAD GRAEVE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2528827.0/OAX  
.DELDT 01/12/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CHAD.GRAEVE@POTTCOUNTY-IA.GOV  
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