Expires:200804021300;;321954 FPUS55 KFGZ 012247 ZFPFGZ FIRE WEATHER PLANNING FORECAST FOR NORTHERN ARIZONA NATIONAL WEATHER SERVICE FLAGSTAFF AZ 300 PM MST TUE APR 1 2008 +++ THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS +++ +++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++ +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...AN APPROACHING LOW PRESSURE SYSTEM WILL BRING AFTERNOON SOUTHWEST WINDS OF 15 TO 25 MPH WITH STRONGER GUSTS ON WEDNESDAY. MINIMUM RH VALUES FROM THE MOGOLLON RIM SOUTH AND WEST WILL GENERALLY BE HIGHER THAN ON TUESDAY WITH COOLER TEMPERATURES. HOWEVER...THE LITTLE COLORADO RIVER VALLEY CAN EXPECT RH VALUES TO DROP BELOW 15 PERCENT FOR AN HOUR OR TWO WEDNESDAY AFTERNOON. FOR THURSDAY...THE WEAK LOW PRESSURE SYSTEM WILL MOVE ACROSS ARIZONA AND BRING INCREASING MOISTURE AND WEAKER WINDS. A GENERAL NORTHWEST FLOW WILL SET UP ACROSS NORTHERN ARIZONA OVER THE WEEKEND WITH LOWER RELATIVE HUMIDITY VALUES BUT DAYTIME WINDS OF ONLY 10 TO 20 MPH. STRONG WINDS IN THE MIXING LEVEL WILL PROVIDE VERY GOOD TO EXCELLENT VENTILATION ON WEDNESDAY AFTERNOON. AZZ114-021300- LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY (FIRE WEATHER ZONE 114)- INCLUDING THE CITIES OF...ST. JOHNS...SPRINGERVILLE 300 PM MST TUE APR 1 2008 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....AROUND 31. 24 HR TREND......UP 5 DEGREES. MAX HUMIDITY........34-54 PCT. 24 HR TREND......LITTLE CHANGE. WINDS (20 FT).......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH IN THE EVENING BECOMING LIGHT...THEN BECOMING SOUTH AROUND 10 MPH LATE IN THE NIGHT. 10000 FT MSL WIND...SOUTHWEST 25 TO 35 MPH. CHANCE OF PRECIP....0 PERCENT. LAL.................1. HAINES INDEX........3 VERY LOW. .WEDNESDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....66-73. 24 HR TREND......UP 3 DEGREES. MIN HUMIDITY........NEAR 11 PCT. 24 HR TREND......LITTLE CHANGE. WINDS (20 FT).......LIGHT WINDS BECOMING SOUTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH. 10000 FT MSL WIND...SOUTHWEST 30 TO 40 MPH. CHANCE OF PRECIP....0 PERCENT. LAL.................1. HAINES INDEX........4 LOW. .WEDNESDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. MIN TEMPERATURE.....34-40. 24 HR TREND......UP 6 DEGREES. MAX HUMIDITY........41-61 PCT. 24 HR TREND......LITTLE CHANGE. WINDS (20 FT).......SOUTHWEST WINDS 15 TO 20 MPH DECREASING TO 10 TO 15 MPH AFTER MIDNIGHT. GUSTS UP TO 40 MPH. 10000 FT MSL WIND...WEST 25 TO 35 MPH. CHANCE OF PRECIP....10 PERCENT. LAL.................1. HAINES INDEX........3 VERY LOW. .THURSDAY... SKY/WEATHER.........PARTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS. MAX TEMPERATURE.....AROUND 60. 24 HR TREND......DOWN 12 DEGREES. MIN HUMIDITY........19-24 PCT. 24 HR TREND......UP 11 PCT. WINDS (20 FT).......WEST WINDS 15 TO 20 MPH. 10000 FT MSL WIND...WEST 15 TO 25 MPH. CHANCE OF PRECIP....20 PERCENT. LAL.................1. HAINES INDEX........3 VERY LOW. = $$