465  
FNUS73 KDVN 251325  
FWSDVN  
 
SPOT FORECAST FOR DUDGEON...IOWA DNR  
NATIONAL WEATHER SERVICE QUAD CITIES IA/IL  
825 AM CDT TUE APR 25 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE  
NATIONAL WEATHER SERVICE QUAD CITIES AT (563) 386-3815.  
   
DISCUSSION
 
 
PARTLY TO MOSTLY SUNNY WITH SOUTHEAST WINDS OF 10 TO 20 MPH TODAY  
WITH TEMPERATURES WELL INTO THE 70S. AFTERNOON RH VALUES TO FALL  
BELOW 50 PERCENT FOR SEVERAL HOURS. CLOUDS AND SHOWERS AND SOME  
STORMS TO ARRIVE LATE TONIGHT AND THROUGH WEDNESDAY WITH MOSTLY  
MODERATE RAIN TOTALS BETWEEN .25 AND .75 INCHES BY LATE WEDNESDAY  
WITH LOCALLY OVER ONE INCH AMOUNTS.  
 
THE GRASSLAND FIRE DANGER INDEX -GFDI- DOES NOT ACCOUNT FOR  
PRECIPITATION THAT OCCURS OR ANY SNOW ON THE GROUND. PLEASE  
MAKE APPROPRIATE ADJUSTMENTS.  
 
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT). SLIGHT CHANCE OF  
RAIN SHOWERS LATE IN THE MORNING. SLIGHT CHANCE  
OF RAIN SHOWERS LATE IN THE AFTERNOON.  
CHANCE OF PCPN......20 PERCENT.  
LAL.................1  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........44 PERCENT.  
APPARENT TEMP.......73.  
EYE LEVEL WINDS.....SOUTHEAST WINDS 7 TO 9 MPH.  
WIND SHIFT..........NONE.  
WIND (20 FT)........SOUTHEAST WINDS 7 TO 9 MPH.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 17 MPH.  
HAINES INDEX........2 TO 4 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR LOW POTENTIAL FOR  
LARGE PLUME DOMINATED FIRE GROWTH.  
GFDI..........  
 
TIME (CDT) 10 AM NOON 2 PM 4 PM  
SKY (%).........71 74 77 81  
WEATHER COV..... S CHC S CHC  
WEATHER TYPE....NONE RNSHWR RNSHWR NONE  
TSTM COV........  
CHC OF PCPN (%).10 20 20 10  
TEMP............62 66 70 73  
RH..............52 50 47 44  
APARNT TMP (F)..62 66 70 73  
20 FT WIND......SE 6 SE 7 SE 7 SE 6  
20 FT WIND GUST.15 15 15 15  
EYE LEVEL WIND..SE 5 SE 5 SE 5 SE 5  
EYE LVL WND GST.15 15 15 15  
MIX HGT (FT)....BLW100 BLW100 BLW100 BLW100  
TRANSPORT WIND..S 9 E 9 E 13 SE 17  
HAINES INDEX....4 4 3 2  
   
TONIGHT
 
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). CHANCE OF RAIN SHOWERS  
IN THE EVENING. SLIGHT CHANCE OF THUNDERSTORMS  
THROUGH THE NIGHT. RAIN SHOWERS LIKELY AFTER  
MIDNIGHT.  
CHANCE OF PCPN......60 PERCENT.  
LAL.................2  
MIN TEMPERATURE.....AROUND 54.  
MAX HUMIDITY........96 PERCENT.  
APPARENT TEMP.......71.  
EYE LEVEL WINDS.....SOUTH WINDS 6 TO 7 MPH.  
WIND SHIFT..........NONE.  
WIND (20 FT)........SOUTH WINDS 6 TO 7 MPH. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 6 TO 10 MPH.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
GFDI..........  
 
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........86 89 91 93 93 92  
WEATHER COV.....S CHC CHANCE CHANCE LIKELY LIKELY LIKELY  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........ S CHC S CHC S CHC S CHC S CHC  
CHC OF PCPN (%).20 30 50 60 60 60  
TEMP............71 67 63 61 60 58  
RH..............49 56 67 75 78 83  
APARNT TMP (F)..71 67 63 61 60 58  
20 FT WIND......SE 6 SE 6 SE 5 SE 5 S 5 S 5  
20 FT WIND GUST.15 15 10 10 10 10  
EYE LEVEL WIND..SE 4 SE 4 SE 4 SE 4 S 4 S 4  
EYE LVL WND GST.15 15 10 10 10 10  
MIX HGT (FT)....BLW100 BLW100 BLW100 BLW100 BLW100 BLW100  
TRANSPORT WIND..E 10 E 6 SE 7 S 6 S 7 SW 9  
HAINES INDEX....3 3 3 3 3 3  
   
WEDNESDAY
 
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). SLIGHT CHANCE OF  
THUNDERSTORMS IN THE MORNING. RAIN SHOWERS  
LIKELY THROUGH THE DAY.  
CHANCE OF PCPN......60 PERCENT.  
LAL.................2  
MAX TEMPERATURE.....AROUND 59.  
MIN HUMIDITY........75 PERCENT.  
APPARENT TEMP.......59.  
EYE LEVEL WINDS.....NORTHWEST WINDS 6 TO 8 MPH.  
WIND SHIFT..........BECOMING NORTHWEST BY LATE MORNING.  
WIND (20 FT)........NORTHWEST WINDS 6 TO 8 MPH. GUSTY AND ERRATIC  
WINDS EXPECTED NEAR THUNDERSTORMS EARLY IN THE  
MORNING.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 13 TO 17 MPH.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
GFDI..........  
 
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........91 95 96 94 93 93  
WEATHER COV.....CHANCE LIKELY LIKELY LIKELY CHANCE CHANCE  
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR  
TSTM COV........S CHC  
CHC OF PCPN (%).50 60 60 60 50 50  
TEMP............56 54 55 59 58 55  
RH..............90 96 89 75 75 79  
APARNT TMP (F)..56 54 55 59 58 55  
20 FT WIND......SW 5 SW 5 W 6 W 6 W 6 NW 6  
20 FT WIND GUST.10 10 15 15 15 15  
EYE LEVEL WIND..SW 4 SW 4 W 5 W 5 W 5 NW 5  
EYE LVL WND GST.10 10 15 15 15 15  
MIX HGT (FT)....BLW100 BLW100 BLW100 BLW100 BLW100 BLW100  
TRANSPORT WIND..SW 13 W 15 W 16 NW 15 NW 15 NW 15  
HAINES INDEX....3 3 3 2 2 3  
 

 
FORECASTER...HAASE  
REQUESTED BY...DAVID KUTZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1707741.0/DVN  
 
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