216  
FNUS73 KOAX 221135  
FWSOAX  
 
SPOT FORECAST FOR OMAHA CRP...BIA WINNEBAGO AGENCY  
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE  
635 AM CDT THU AUG 22 2019  
 
FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON AUGUST 22.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
GRASSLAND FIRE DANGER CONCERNS WILL REMAIN LOW OVER THE NEXT  
SEVERAL DAYS.  
 
   
TODAY
 
 
SKY/WEATHER.........SUNNY (10-20 PERCENT).  
TEMPERATURE.........69 AT IGNITION...MAX 77.  
RH..................68 PERCENT AT IGNITION...MIN 52 PERCENT.  
SURFACE WINDS (MPH).EAST WINDS 6 TO 9 MPH.  
WIND (20 FT)........WINDS EAST AT 6 MPH AT IGNITION...OTHERWISE  
EAST WINDS 6 TO 9 MPH.  
MIXING HEIGHT.......2200 FT AGL AT IGNITION...OTHERWISE 4000 FT  
AGL.  
TRANSPORT WINDS.....EAST 9 TO 10 MPH.  
SMOKE DISPERSAL.....POOR /3000 KNOT-FT/ AT IGNITION. MAX...POOR  
/5900 KNOT-FT/.  
GFDI................LOW.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH AT IGNITION...MAX 5.  
 
TIME (CDT) 11 AM 1 PM 3 PM 5 PM  
SKY (%).........21 16 12 21  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........  
TEMP............69 74 77 77  
RH..............68 57 52 52  
20 FT WIND......E 6 E 7 E 8 E 8  
20 FT WIND GUST.8 9 10 12  
SURFACE WIND....E 6 E 7 E 8 E 8  
SURFACE WND GST.8 9 10 12  
MIX HGT (FT)....2200 3200 3900 4000  
TRANSPORT WIND..E 10 E 10 E 9 E 10  
GFDI............0 0 0 0  
HAINES INDEX....5 5 5 5  
SDSPL KT-FT/1K..3 4 5 6  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).  
TEMPERATURE.........MIN 56.  
RH..................MAX 91 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 6 TO 8 MPH.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 8 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH.  
SMOKE DISPERSAL.....POOR (600 KNOT-FT).  
GFDI................LOW.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........11 4 3 0 4 24  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............76 70 64 61 59 58  
RH..............56 71 84 90 93 93  
20 FT WIND......E 8 E 7 E 6 E 6 E 6 SE 6  
20 FT WIND GUST.10 8 9 13 12 10  
SURFACE WIND....E 8 E 7 E 6 E 6 E 6 SE 6  
SURFACE WND GST.10 8 9 13 12 10  
MIX HGT (FT)....3500 400 500 400 400 400  
TRANSPORT WIND..E 12 E 12 E 13 E 14 SE 14 SE 13  
GFDI............0 0 0 0 0 0  
HAINES INDEX....5 5 5 5 5 5  
SDSPL KT-FT/1K..5 1 1 1 1 1  
   
FRIDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT).  
TEMPERATURE.........MAX 78.  
RH..................MIN 60 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS 5 TO 13 MPH.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 13 MPH.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 13 TO 17 MPH.  
SMOKE DISPERSAL.....POOR (700 KNOT-FT).  
GFDI................LOW.  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........48 56 2 26 40 44  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
TEMP............57 60 68 73 76 77  
RH..............93 90 73 64 60 60  
20 FT WIND......SE 5 SE 7 SE 9 SE 10 SE 13 SE 13  
20 FT WIND GUST.7 12 14 15 15 15  
SURFACE WIND....SE 5 SE 7 SE 9 SE 10 SE 13 SE 13  
SURFACE WND GST.7 12 14 15 15 15  
MIX HGT (FT)....400 400 1900 3200 4000 4200  
TRANSPORT WIND..SE 13 SE 14 SE 17 SE 17 SE 15 SE 15  
GFDI............0 0 0 0 0 0  
HAINES INDEX....5 5 5 5 5 5  
SDSPL KT-FT/1K..1 1 5 7 10 9  
   
FORECAST DAYS 3 THROUGH 5
 
   
SATURDAY
 
 
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.  
LOWS AROUND 60. HIGHS IN THE MID 70S. SOUTHEAST WINDS AROUND  
12 MPH.    
SUNDAY
 
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN  
THE LOWER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 14 MPH.   
MONDAY
 
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN THE  
MID 60S. HIGHS IN THE MID 70S. SOUTHWEST WINDS AROUND 11 MPH.  
 

 
FORECASTER...KG  
REQUESTED BY...DUWAYNE TRAVERSIE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1914162.0/OAX  
.DELDT 08/22/19  
.FORMATTERVERSION 1.0.26  
 
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