ETA AGRICULTURAL/LAWN & GARDEN WEATHER FORECAST GUIDANCE FOR Fort Smith, AR (ASOS) UKAWC/NWS KFSM NAM MOS GUIDANCE 12/09/2008 1200 UTC AFTERNOON TONIGHT TOMORROW TOMORROW NIGHT THIRD DAY TOTAL EDT 2p.m.-8p.m. 8p.m.-8a.m. 8a.m.-8p.m. 8p.m.-8a.m. 8a.m.-8p.m. (18Z-00Z) (00Z-12Z) (12Z-00Z) (00Z-12Z) (12Z-00Z) (ALL HRS) RAIN(QPF) 0.00-0.01 in. 0.01-0.09 in. 0.25-0.49 in. 0.10-0.24 in. 0.00-0.01 in. POP(AREA) 40 100 80 0 0 HI/LO TEMP(F) 52 30 37 24 54 MIN/MAX DEWPOINT(F) 35- 52 24- 33 24- 26 22- 25 24- 29 MIN/MAX RH (%) 80-100 55- 75 70- 75 75- 90 40- 85 WIND DIRECTION W - N NW - N N - N W -NW W -NW WDIR BEGIN/END W / N N /NW N / N NW /NW NW / W AVG WIND SPEED (MPH) 16 17 12 4 8 WIND SPEED (MPH) 10- 18 13- 20 9- 15 3- 8 5- 10 CLOUD COVER CLEAR 0 0 0 11 10 21 SCATTERED 0 0 1 1 2 4 BROKEN 0 0 2 0 0 2 OVERCAST 7 12 9 0 0 28 AT 2:00 p.m./a.m. OV OV OV CL CL SPRAYING CONDITIONS UNFAVORABLE 6 12 6 0 0 24 MARGINAL 1 0 6 1 9 17 FAVORABLE 0 0 0 11 3 14 LEAF WETNESS 0 0 0 6 1 7 (>=85% RH, < 5 mph Wind Speed, < OV Cloud Cover, Non-Precip Hrs) SEASONAL AG WEATHER PARAMETERS EMERGENCY LSI 0 0 0 0 0 0 DANGER LSI 0 0 0 0 0 0 TOBACCO BULKING/HANDLING -FAVORABLE 4 0 0 7 1 12 -MARGINAL 3 0 1 4 2 10 -UNFAVORABLE 0 12 11 1 9 33 CHILL HRS (<= 41 F) 1 12 12 12 5 42 HEAT INDEX > 100 F 0 0 0 0 0 0 HEAT INDEX > 90 F 0 0 0 0 0 0 FREEZING TEMPERATURES TEMPS <= 32 F 0 1 1 12 3 17 TEMPS <= 20 F 0 0 0 0 0 0 TEMPS <= 0 F 0 0 0 0 0 0 WIND CHILL <= 32 F 1 12 12 10 4 39 WIND CHILL <= 20 F 0 0 0 2 0 2 WIND CHILL <= 0 F 0 0 0 0 0 0 PROB OF SNOW (%) 0 0 0 0 0 0 AMOUNT OF SNOW 0.00-0.01 in. 0.00-0.01 in. 0.00-0.01 in. 0.00-0.01 in. 0.00-0.01 in.