FNUS72 KJAX 061339 FWSJAX SPOT FORECAST FOR GUANA RIVER WMA...FWC NATIONAL WEATHER SERVICE JACKSONVILLE FL 839 AM EST WED JAN 6 2010 FORECAST IS BASED ON IGNITION TIME OF 1100 EST ON JANUARY 06. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EST THIS EVENING FOR LOW RHS... ...FIRE WEATHER WATCH IN EFFECT FROM THURSDAY MORNING THROUGH THURSDAY AFTERNOON FOR LOW RHS... .DISCUSSION...A VERY COLD AND DRY AIR MASS WILL REMAIN OVER THE AREA THE NEXT SEVERAL DAYS. CRITICALLY LOW RH'S IN THE 20S AND TEENS WILL PRODUCE RED FLAG CONDITIONS TODAY AND THURSDAY. WINDS WILL BE 15 MPH OR LESS. A COLD FRONT WILL MOVE THROUGH THE AREA THURSDAY NIGHT BRINGING A CHANCE OF RAIN. STRONG HIGH PRESSURE WILL BUILD INTO THE AREA FRIDAY THROUGH SUNDAY BRINGING CRITICALLY LOW HUMIDITIES AND BREEZY CONDITIONS. ADDITIONAL WATCHES AND WARNINGS WILL LIKELY BE ISSUED. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 48. MIN HUMIDITY........25 PERCENT. WIND (20 FT)........WEST WINDS 12 TO 15 MPH. MIXING HEIGHT.......900-2600 FT AGL. MIXING WINDS........NORTHWEST 20 TO 22 MPH. DISPERSION INDEX....50. TIME (EST) 11 AM 1 PM 3 PM 5 PM SKY (%).........3 0 0 0 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE TEMP............41 46 47 44 RH..............32 27 28 34 20 FT WIND......NW 15 W 15 W 14 W 12 20 FT WIND GUST.20 25 20 15 MIX HGT (FT)....1800 2600 2600 1600 TRANSPORT WIND..NW 22 NW 21 NW 21 W 20 .TONIGHT... SKY/WEATHER.........CLEAR (0-10 PERCENT). MIN TEMPERATURE.....AROUND 25. MAX HUMIDITY........72 PERCENT. WIND (20 FT)........NORTHWEST WINDS 6 TO 10 MPH. MIXING HEIGHT.......400-1600 FT AGL. MIXING WINDS........NORTHWEST 14 TO 20 MPH DECREASING TO AROUND 10 MPH AFTER MIDNIGHT. DISPERSION INDEX....6. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........0 2 2 2 8 8 WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............40 34 32 30 29 28 RH..............41 52 59 63 66 68 20 FT WIND......W 10 W 9 NW 8 NW 7 NW 7 NW 6 20 FT WIND GUST.15 15 15 10 10 10 MIX HGT (FT)....1600 700 600 600 400 500 TRANSPORT WIND..W 20 W 17 NW 14 NW 14 NW 10 NW 10 .THURSDAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 57. MIN HUMIDITY........29 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH. MIXING HEIGHT.......500-2200 FT AGL. MIXING WINDS........SOUTHWEST 10 TO 14 MPH. DISPERSION INDEX....33. $$ FORECASTER...ENYEDI REQUESTED BY...JUSTIN ELLENBERGER TYPE OF REQUEST...PRESCRIBED .TAG 20100106.GUANA.01/JAX