459  
FNUS75 KFGZ 201109  
FWSFGZ  
 
SPOT FORECAST FOR MARSH RX...USFS  
NATIONAL WEATHER SERVICE FLAGSTAFF AZ  
409 AM MST MON NOV 20 2017  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 MST ON NOVEMBER 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE  
NATIONAL WEATHER SERVICE IN FLAGSTAFF, AZ  
   
DISCUSSION
 
 
EXPECT DRY WEATHER WITH A SIGNIFICANT WARMING TREND THROUGH THE  
WEEK AS STRONG HIGH PRESSURE BUILDS OVER THE REGION. NEAR-RECORD  
TO RECORD HIGH TEMPERATURES ARE FORECAST FOR WEDNESDAY THROUGH  
FRIDAY.  
 
   
TODAY
 
 
SKY/WEATHER.........OCCASIONAL HIGH CLOUDS.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 61.  
MIN HUMIDITY........NEAR 12 PERCENT.  
WIND (20 FT)........LIGHT WINDS, PRIMARILY WEST AT 5 MPH.  
LAL.................1.  
HAINES INDEX........4 LOW.  
MAX VENT RATE.......FAIR (26800 KNOT-FT).  
CLEARING INDEX......268.  
MIXING HEIGHT.......700 FT AGL IN THE MORNING INCREASING TO 2500 FT  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.  
 
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....AROUND 27.  
MAX HUMIDITY........NEAR 50 PERCENT.  
WIND (20 FT)........LIGHT AND VARIABLE WINDS GENERALLY 4 MPH OR  
LESS.  
LAL.................1.  
HAINES INDEX........4 LOW.  
MIN VENT RATE.......POOR (100 KNOT-FT).  
CLEARING INDEX......1.  
MIXING HEIGHT.......1100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH SHIFTING TO THE SOUTHEAST  
AROUND 0 MPH AFTER MIDNIGHT, THEN SHIFTING TO  
THE EAST EARLY IN THE MORNING.  
 
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....AROUND 67.  
MIN HUMIDITY........NEAR 16 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING NORTH 5 TO 10 MPH IN THE  
AFTERNOON. GUSTS TO AROUND 15 MPH.  
LAL.................1.  
HAINES INDEX........3 VERY LOW.  
MAX VENT RATE.......GOOD (48400 KNOT-FT).  
CLEARING INDEX......484.  
MIXING HEIGHT.......800 FT AGL IN THE MORNING INCREASING TO 2600 FT  
AGL IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTHEAST 5 TO 10 MPH INCREASING TO 15 TO 20  
MPH IN THE AFTERNOON.  
 

 
 
FORECASTER...DANIEL  
REQUESTED BY...JESSE SEARLES  
TYPE OF REQUEST...PRESCRIBED  
.TAG 1719003.0/FGZ  
.EMAIL JSEARLES@FS.FED.US  
 
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