Expires:200804021300;;321940
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.

AZZ106-021300-
GRAND CANYON COUNTRY (FIRE WEATHER ZONE 106)-
INCLUDING THE CITIES OF...GRAND CANYON VILLAGE...SUPAI...
NORTH RIM
300 PM MST TUE APR 1 2008
.TONIGHT...
SKY/WEATHER.........PARTLY CLOUDY. 
MIN TEMPERATURE.....23-38 ON THE PLATEAU...AROUND 42 AT THE RIVER. 
   24 HR TREND......DOWN 4 DEGREES. 
MAX HUMIDITY........54-74 PCT ON THE PLATEAU...NEAR 39 PCT AT THE 
                    RIVER. 
   24 HR TREND......DOWN 3 PCT. 
WINDS (20 FT).......SOUTHWEST WINDS UP TO 10 MPH AND GUSTY IN THE 
                    EVENING BECOMING LIGHT. 
10000 FT MSL WIND...SOUTHWEST 25 TO 35 MPH. 
CHANCE OF PRECIP....0 PERCENT. 
LAL.................1. 
HAINES INDEX........2 VERY LOW. 
.WEDNESDAY...
SKY/WEATHER.........PARTLY CLOUDY. 
MAX TEMPERATURE.....56-73 ON THE PLATEAU...AROUND 77 AT THE RIVER. 
   24 HR TREND......UP 7 DEGREES. 
MIN HUMIDITY........12-17 PCT ON THE PLATEAU...NEAR 11 PCT AT THE 
                    RIVER. 
   24 HR TREND......UP 3 PCT. 
WINDS (20 FT).......LIGHT WINDS BECOMING SOUTHWEST 10 TO 15 MPH 
                    WITH GUSTS TO AROUND 30 MPH IN THE AFTERNOON. 
10000 FT MSL WIND...SOUTHWEST 25 TO 35 MPH. 
CHANCE OF PRECIP....0 PERCENT. 
LAL.................1. 
HAINES INDEX........4 LOW. 
MIXING HEIGHT.......6700 FT AGL. 
TRANSPORT WINDS.....SOUTHWEST AROUND 20 KNOTS. 
VENTILATION.........EXCELLENT (146300 KNOT-FT). 
.WEDNESDAY NIGHT...
SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS 
                    IN THE EVENING...A CHANCE OF RAIN SHOWERS AND 
                    SNOW SHOWERS AFTER MIDNIGHT. 
MIN TEMPERATURE.....31-46 ON THE PLATEAU...AROUND 51 AT THE RIVER. 
   24 HR TREND......UP 10 DEGREES. 
MAX HUMIDITY........43-63 PCT ON THE PLATEAU...NEAR 33 PCT AT THE 
                    RIVER. 
   24 HR TREND......DOWN 3 PCT. 
WINDS (20 FT).......SOUTH WINDS 10 TO 15 MPH. GUSTS UP TO 30 MPH. 
10000 FT MSL WIND...WEST 20 TO 30 MPH. 
CHANCE OF PRECIP....40 PERCENT. 
LAL.................1. 
HAINES INDEX........2 VERY LOW. 
.THURSDAY...
SKY/WEATHER.........MOSTLY CLOUDY. A SLIGHT CHANCE OF RAIN SHOWERS 
                    AND SNOW SHOWERS THROUGH THE DAY. 
MAX TEMPERATURE.....51-67 ON THE PLATEAU...AROUND 71 AT THE RIVER. 
   24 HR TREND......DOWN 18 DEGREES. 
MIN HUMIDITY........17-22 PCT ON THE PLATEAU...NEAR 16 PCT AT THE 
                    RIVER. 
   24 HR TREND......UP 10 PCT. 
WINDS (20 FT).......WEST WINDS AROUND 10 MPH WITH HIGHER GUSTS. 
10000 FT MSL WIND...NORTHWEST 20 TO 30 MPH. 
CHANCE OF PRECIP....10 PERCENT. 
LAL.................1. 
HAINES INDEX........3 VERY LOW. 
=
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