National Weather Service Weather Forecast Office

Fire Weather Forecast (Pike County)

LAST UPDATED: 540 AM CDT TUE MAY 21 2013

.DISCUSSION... SHOWERS AND THUNDERSTORMS WILL BE LIKELY THROUGH
TONIGHT AS A STRONG STORM SYSTEM TO THE WEST MOVES EAST OVER AR.
SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS ARE EXPECTED...WITH
HEAVY RAINFALL POSSIBLE IN SOME SPOTS. SOME OF THE STORMS COULD
ALSO BECOME SEVERE. BY TOMORROW AFTERNOON AND ESPECIALLY FOR
THU...CHANCES FOR PRECIP WILL DECREASE SIGNIFICANTLY AS WEAK HIGH
PRESSURE MOVES OVER THE REGION. BY LATE THIS WEEK INTO THE
WEEKEND...A COLD FRONT WILL HAVE MOVED INTO THE STATE...WITH
DRIER AND SLIGHTLY COOLER AIR MOVING INTO THE STATE. THIS WILL
KEEP PRECIP CHANCES LOW OVER THE WEEKEND.

                      TODAY        TONIGHT      WED

CLOUD COVER           MCLDY        MCLDY        PCLDY        
CHANCE PRECIP (%)     80           80           50           
PRECIP TYPE           TSTRMS       TSTRMS       TSTRMS       
TEMP (24H TREND)      85 (-3)      65 (-2)      85           
MX/MN RH% (24H TREND) 56 (0)       92 (-6)      48           
20FTWND-AM(MPH)       S  6                      SW  7        
20FTWND-PM(MPH)       SE  9        SE  5        SW  4        
PRECIP AMOUNT         0.77         1.22         0.07         
PRECIP DURATION       6            8            1            
MIXING HGT(FT-MSL)    3786                      6280         
MIXING HGT(FT-AGL)    3361                      5855         
CATEGORY DAY          4                         3            
TRANSPORT WND (MPH)   S 17                      W  8         
VENT RATE (M/S-M)     9232                      7656         
DISPERSION INDEX      25                        15           
LVORI                              1                         
HAINES INDEX          3            3            5            
STABILITY CLASS       C            D            C            
MIX HGT 500 (F)       78                        81