518  
FNUS73 KDVN 201423  
FWSDVN  
 
SPOT FORECAST FOR BARBER CREEK WMA...IOWA DNR  
NATIONAL WEATHER SERVICE QUAD CITIES IA/IL  
823 AM CST WED DEC 20 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON DECEMBER 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE  
NATIONAL WEATHER SERVICE QUAD CITIES AT (563) 386-3815.  
   
DISCUSSION
 
 
COOLER TODAY COMPARED TO THE PAST COUPLE OF DAYS BUT STILL  
DRY THROUGH TONIGHT. A WEAK LOW PRESSURE SYSTEM SHOULD BRING  
A MIX OF WINTRY PRECIPITATION ON THURSDAY.  
 
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 SUNNY (45-55 PERCENT) THEN BECOMING  
PARTLY SUNNY (60-70 PERCENT).  
CHANCE OF PCPN......0 PERCENT.  
BEGIN/END OF PCPN...NONE.  
MAX TEMPERATURE.....AROUND 37.  
MIN HUMIDITY........45 PERCENT.  
EYE LEVEL WINDS.....EAST WINDS 6 TO 7 MPH.  
WIND SHIFT..........NONE.  
WIND (20 FT)........EAST WINDS 6 TO 7 MPH.  
MIXING HEIGHT.......700-1700 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 13 MPH.  
HAINES INDEX........4 TO 5 OR LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH TO OR MODERATE POTENTIAL  
FOR LARGE PLUME DOMINATED FIRE GROWTH.  
 
TIME (CST) 10 AM NOON 2 PM 4 PM  
SKY (%).........58 54 46 51  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE  
TSTM COV........1  
CHC OF PCPN (%).0 0 0 0  
TEMP............31 34 37 35  
RH..............56 49 46 49  
20 FT WIND......NE 6 E 5 E 5 E 5  
20 FT WIND GUST.15 10 10 10  
EYE LEVEL WIND..NE 4 E 4 E 4 E 4  
EYE LVL WND GST.15 10 10 10  
MIX HGT (FT)....1500 1600 1600 1400  
TRANSPORT WIND..E 13 E 10 E 8 E 9  
HAINES INDEX....4 5 5 5  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY (70-80 PERCENT).  
CHANCE OF PCPN......10 PERCENT.  
BEGIN/END OF PCPN...NONE.  
MIN TEMPERATURE.....AROUND 26.  
MAX HUMIDITY........88 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST WINDS 6 TO 7 MPH.  
WIND SHIFT..........NONE.  
WIND (20 FT)........SOUTHEAST WINDS 6 TO 7 MPH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 14 TO 16 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.  
 
TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........60 66 70 91 75 74  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........1  
CHC OF PCPN (%).0 0 0 10 10 10  
TEMP............28 26 26 26 26 27  
RH..............66 71 71 85 88 85  
20 FT WIND......E 5 E 5 E 5 SE 5 SE 6 SE 5  
20 FT WIND GUST.10 10 10 10 10 10  
EYE LEVEL WIND..E 4 E 4 E 4 SE 4 SE 4 SE 4  
EYE LVL WND GST.10 10 10 10 10 10  
MIX HGT (FT)....900 800 800 1000 1100 1200  
TRANSPORT WIND..E 14 E 16 E 16 SE 14 SE 14 SE 15  
HAINES INDEX....4 4 4 4 3 2  
   
THURSDAY
 
 
SKY/WEATHER.........CLOUDY (95-100 PERCENT). CHANCE OF DRIZZLE,  
LIGHT FREEZING DRIZZLE, SNOW AND LIGHT SLEET IN  
THE MORNING, THEN RAIN LIKELY IN THE AFTERNOON.  
CHANCE OF PCPN......60 PERCENT.  
BEGIN/END OF PCPN...6 AM.  
MAX TEMPERATURE.....AROUND 36.  
MIN HUMIDITY........72 PERCENT.  
EYE LEVEL WINDS.....NORTHEAST WINDS AROUND 6 MPH.  
WIND SHIFT..........FROM THE NORTHEAST AT NOON.  
WIND (20 FT)........NORTHEAST WINDS AROUND 6 MPH.  
MIXING HEIGHT.......700-1200 FT AGL.  
TRANSPORT WINDS.....EAST 7 TO 16 MPH DECREASING TO AROUND 6 MPH  
LATE IN THE AFTERNOON.  
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
 
TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM  
SKY (%).........98 99 100 100 100 100  
WEATHER COV.....CHANCE CHANCE CHANCE LIKELY LIKELY LIKELY  
WEATHER TYPE....SNOW SLEET FZDRZL RAIN RAIN RAIN  
TSTM COV........1  
CHC OF PCPN (%).40 40 40 60 60 60  
TEMP............28 30 32 35 36 35  
RH..............81 78 78 72 72 78  
20 FT WIND......SE 5 SE 5 E 5 E 5 E 5 NE 5  
20 FT WIND GUST. 10 10  
EYE LEVEL WIND..SE 4 SE 4 E 4 E 4 E 4 NE 4  
EYE LVL WND GST. 10 10  
MIX HGT (FT)....1200 1000 900 800 700 800  
TRANSPORT WIND..SE 16 SE 13 SE 9 SE 7 E 7 E 7  
HAINES INDEX....2 2 2 3 2 2  
 

 
FORECASTER...HAASE  
REQUESTED BY...CURT KEMMERER  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1720125.0/DVN  
 
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