FNUS76 KEKA 200223 FWSEKA SPOT FORECAST FOR TRINITY HELIBASE...SHASTA-TRINITY NF NATIONAL WEATHER SERVICE EUREKA CA 723 PM PDT MON OCT 19 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 PDT ON OCTOBER 20. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE IN EUREKA AT (707) 443-6484. .DISCUSSION... A WEAK RIDGE OF HIGH PRESSURE WILL TRANSIT THE AREA TUESDAY BRINGING A WARMING AND DRYING TREND ACROSS THE REGION. WEDNESDAY A WEAKENING TROUGH WILL CLIP THE FAR NORTHERN PORTIONS OF THE NORTH DISTRICTS WITH ANOTHER RIDGE BUILDING FOR THURSDAY. THIS WILL BRING CLOUDS FOLLOWED BY A CONTINUED WARMING AND DRYING TREND THURSDAY AND FRIDAY. .TUESDAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........52 AT IGNITION...MAX 65. RH..................61 PERCENT AT IGNITION...MIN 35 PERCENT. EYE LEVEL WINDS.....LIGHT UPSLOPE WINDS. .TUESDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY. TEMPERATURE.........MIN 41. RH..................MAX 90 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS. .WEDNESDAY... SKY/WEATHER.........PARTLY CLOUDY. TEMPERATURE.........MAX 66. RH..................MIN 38 PERCENT. EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 6 MPH EARLY IN THE AFTERNOON. $$ FORECASTER...GARCIA REQUESTED BY...CHRIS PRINDIVILLE TYPE OF REQUEST...PRESCRIBED .TAG 20091020.TRINI.01/EKA