355  
FNUS55 KVEF 210922  
FWFVEF  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA  
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
222 AM PDT SAT OCT 21 2017  
 
   
DISCUSSION
 
GUSTY NORTH WINDS AND LOW HUMIDITY  
VALUES COMBINED WITH CRITICAL FUEL LEVELS WILL LEAD RED FLAG  
CONDITIONS THIS AFTERNOON FOR THE COLORADO RIVER VALLEY ZONES.  
IMPROVING CONDITIONS ARE EXPECTED SUNDAY AND INTO NEXT WEEK AS WINDS  
DECREASE, BUT CONDITIONS WILL REMAIN QUITE DRY.  
 
NOTE: THUNDERSTORMS IMPLY GUSTY AND ERRATIC WINDS.  
 
NOTE: PLEASE SEE OPERATING PLAN FOR DETAILED ZONE DESCRIPTIONS AT:  
HTTP://WWW.WRH.NOAA.GOV/VEF/FIRE.PHP  
 
AZZ101-CAZ229-NVZ466-212315-  
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-  
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-  
222 AM PDT SAT OCT 21 2017 /222 AM MST SAT OCT 21 2017/  
 
...RED FLAG WARNING IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO  
6 PM PDT /6 PM MST/ THIS EVENING...  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....81-86.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-11 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 7 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND 10 TO 20 MPH.  
* 10000 FT MSL....NORTHWEST 25 TO 30 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......5800 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 20 KNOTS.  
* VENTILATION.........EXCELLENT.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....51-56.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....20-25 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 8 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTH 20 TO 25 MPH DECREASING TO 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....87-92.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-11 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND UP TO 10 MPH INCREASING TO 10 TO 15  
MPH IN THE AFTERNOON. GUSTS UP TO 30 MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......5200 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE UPPER 50S TO MID 60S. HIGHS IN THE  
90S. NORTH WIND UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE 60S. HIGHS IN THE 90S. NORTH WIND  
10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS IN  
THE LOWER TO MID 90S. NORTHWEST WIND UP TO 10 MPH.  
 

 
 
AZZ102-212315-  
NORTHWEST DESERTS/NORTHWEST PLATEAU-  
222 AM MST SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......79-84.  
* 6000 FEET.......60-65.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 3000 FEET.......7-12 PERCENT.  
* 6000 FEET.......10-15 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 10 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS 10 TO 15 MPH.  
* UPPER SLOPES....NORTH WINDS UP TO 10 MPH.  
* 10000 FT MSL....NORTHWEST 20 TO 30 MPH BECOMING 25 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4600 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 3000 FEET.......42-47.  
* 6000 FEET.......32-37.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 3000 FEET.......21-26 PERCENT.  
* 6000 FEET.......33-38 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 18 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WINDS 10 TO 15 MPH.  
* UPPER SLOPES....NORTHEAST WINDS UP TO 10 MPH.  
* 10000 FT MSL....NORTH 20 TO 25 MPH DECREASING TO 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......83-88.  
* 6000 FEET.......68-73.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......7-12 PERCENT.  
* 6000 FEET.......12-17 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS UP TO 10 MPH.  
* UPPER SLOPES....NORTHEAST WINDS UP TO 10 MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......6400 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 KNOTS.  
* VENTILATION.........GOOD.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE MID  
TO UPPER 80S. NORTHEAST WINDS UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN THE  
MID 80S TO LOWER 90S. NORTHEAST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN  
THE LOWER TO MID 80S. SOUTH WIND UP TO 10 MPH.  
 

 
 
NVZ465-212315-  
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......71-76.  
* 24 HR TREND.....ON AVERAGE DOWN 5 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......9-13 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 6 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25  
MPH.  
* 10000 FT MSL....NORTHWEST 25 TO 30 MPH BECOMING 25 TO 35 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......4800 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......42-47.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 4000 FEET.......25-30 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING NORTH UP  
TO 10 MPH AFTER MIDNIGHT.  
* 10000 FT MSL....NORTH 20 TO 25 MPH DECREASING TO 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......80-85.  
* 24 HR TREND.....ON AVERAGE UP 9 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......10-15 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WINDS UP TO 10 MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......5300 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS IN THE MORNING BECOMING  
LIGHT.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE MID TO UPPER 40S. HIGHS IN THE UPPER  
70S TO LOWER 80S. NORTH WINDS UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS IN THE  
UPPER 70S TO LOWER 80S. NORTH WINDS 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN THE  
MID 70S TO LOWER 80S. NORTHEAST WIND UP TO 10 MPH.  
 

 
 
NVZ463-464-212315-  
SHEEP RANGE-SPRING MOUNTAINS-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......58-63.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 7000 FEET.......15-19 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....NORTH WINDS 10 MPH.  
* 10000 FT MSL....NORTHWEST 25 TO 30 MPH INCREASING TO 30 TO 35 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
* MIXING HEIGHT.......3400 FT AGL.  
* TRANSPORT WINDS.....NORTH 15 TO 20 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 7000 FEET.......31-36.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MAX HUMIDITY:  
* 7000 FEET.......40-45 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....NORTHEAST WINDS 10 MPH.  
* 10000 FT MSL....NORTH 20 TO 25 MPH DECREASING TO 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......66-71.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MIN HUMIDITY:  
* 7000 FEET.......17-20 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......3700 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE UPPER  
60S TO LOWER 70S. NORTHEAST WINDS 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE UPPER  
60S TO LOWER 70S. NORTHEAST WINDS 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE 60S.  
LIGHT WIND.  
 

 
 
NVZ461-212315-  
LINCOLN COUNTY/ELY DISPATCH-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......69-74.  
* 7000 FEET.......55-60.  
* 24 HR TREND.....ON AVERAGE DOWN 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......12-15 PERCENT.  
* 7000 FEET.......16-22 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND UP TO 10 MPH.  
* UPPER SLOPES....NORTH WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTHWEST 20 TO 30 MPH INCREASING TO 30 TO 35 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
* MIXING HEIGHT.......5400 FT AGL.  
* TRANSPORT WINDS.....NORTH 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......41-46.  
* 7000 FEET.......30-35.  
* 24 HR TREND.....ON AVERAGE UP 7 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......27-32 PERCENT.  
* 7000 FEET.......51-56 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING NORTH UP  
TO 10 MPH AFTER MIDNIGHT.  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....NORTH 20 TO 30 MPH BECOMING NORTHWEST 10 TO 15  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......76-81.  
* 7000 FEET.......65-70.  
* 24 HR TREND.....ON AVERAGE UP 9 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......13-16 PERCENT.  
* 7000 FEET.......18-21 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND UP TO 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......5500 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN THE  
UPPER 70S TO LOWER 80S. NORTHEAST WIND UP TO 10 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS  
IN THE UPPER 70S TO LOWER 80S. NORTHEAST WIND 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN THE  
MID TO UPPER 70S. SOUTHWEST WIND UP TO 10 MPH.  
 

 
 
NVZ462-212315-  
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......71-76.  
* 7000 FEET.......57-62.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......11-14 PERCENT.  
* 7000 FEET.......19-27 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND UP TO 10 MPH.  
* UPPER SLOPES....NORTH WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTHWEST 30 TO 35 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
* MIXING HEIGHT.......4500 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST 10 TO 15 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......38-43.  
* 7000 FEET.......33-38.  
* 24 HR TREND.....ON AVERAGE UP 5 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......29-34 PERCENT.  
* 7000 FEET.......47-52 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH BECOMING  
NORTHEAST UP TO 10 MPH AFTER MIDNIGHT.  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....NORTHWEST 15 TO 25 MPH BECOMING 15 TO 20 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......79-84.  
* 7000 FEET.......65-70.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......11-14 PERCENT.  
* 7000 FEET.......18-23 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WIND UP TO 10 MPH IN THE MORNING  
BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......5700 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 KNOTS.  
* VENTILATION.........GOOD.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS IN THE  
UPPER 70S TO MID 80S. NORTH WIND 10 TO 15 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE UPPER  
70S TO MID 80S. NORTHEAST WIND 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS IN  
THE MID 70S TO LOWER 80S. EAST WIND UP TO 10 MPH.  
 

 
 
NVZ460-212315-  
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......68-73.  
* 7000 FEET.......57-62.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......13-16 PERCENT.  
* 7000 FEET.......21-29 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTH WIND UP TO 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....NORTH WIND UP TO 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 25 TO 35 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2.  
* MIXING HEIGHT.......6200 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......33-38.  
* 7000 FEET.......33-38.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......41-46 PERCENT.  
* 7000 FEET.......52-57 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....NORTHWEST 15 TO 25 MPH DECREASING TO 10 TO 20 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........2.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......75-80.  
* 7000 FEET.......67-72.  
* 24 HR TREND.....ON AVERAGE UP 8 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......14-15 PERCENT.  
* 7000 FEET.......16-22 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......6500 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........FAIR.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS IN THE  
UPPER 70S TO LOWER 80S. NORTH WIND UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE UPPER  
70S TO LOWER 80S. NORTH WIND UP TO 10 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE MID  
70S TO LOWER 80S. LIGHT WIND.  
 

 
 
CAZ226-212315-  
OWENS VALLEY/SOUTHERN INYO FOREST-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....71-76.  
* 7000 FEET.......61-66.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....11-14 PERCENT.  
* 7000 FEET.......18-28 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHWEST WINDS UP TO 10 MPH IN THE MORNING  
BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....NORTHWEST WINDS UP TO 10 MPH IN THE MORNING  
BECOMING UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 20 TO 30 MPH DECREASING TO 15 TO 25 MPH  
IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....37-42.  
* 7000 FEET.......26-31.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....37-42 PERCENT.  
* 7000 FEET.......57-62 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 9 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....WEST UP TO 10 MPH IN THE EVENING BECOMING LIGHT  
AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....78-83.  
* 7000 FEET.......68-73.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....10-13 PERCENT.  
* 7000 FEET.......14-22 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING NORTHEAST UP  
TO 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
EXTENDED
 
   
MONDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN THE  
LOWER TO MID 80S. NORTH WINDS UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE 40S. HIGHS IN THE LOWER TO MID 80S.  
NORTH WINDS 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE 40S. HIGHS IN THE LOWER TO MID 80S.  
LIGHT WIND.  
 

 
 
CAZ227-212315-  
DEATH VALLEY NATIONAL PARK-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....80-85.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....8-14 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 4 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND AROUND 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST 25 TO 30 MPH BECOMING 20 TO 30 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....43-48.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....25-30 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....NORTHWEST 15 TO 25 MPH BECOMING WEST AROUND 10  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....87-92.  
* 24 HR TREND.....ON AVERAGE UP 7 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....9-14 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH.  
* 10000 FT MSL....NORTHWEST UP TO 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS 96 TO 101.  
NORTH WIND UP TO 10 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE MID TO UPPER 60S. HIGHS 96 TO 101.  
NORTH WIND 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE 60S. HIGHS IN THE 90S. LIGHT WIND.  
 

 
 
CAZ228-212315-  
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-  
222 AM PDT SAT OCT 21 2017  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....78-83.  
* 24 HR TREND.....ON AVERAGE DOWN 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-12 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 10 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND 10 TO 15 MPH WITH GUSTS TO AROUND 25  
MPH.  
* 10000 FT MSL....NORTHWEST 20 TO 30 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....45-50.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....21-26 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 15 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTH WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTH 15 TO 25 MPH DECREASING TO 10 TO 15 MPH  
AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........3.  
   
SUNDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....84-89.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....7-12 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....NORTHEAST WIND UP TO 10 MPH.  
* 10000 FT MSL....NORTHEAST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
EXTENDED
 
   
MONDAY
 
CLEAR. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN THE MID  
80S TO LOWER 90S. NORTH WIND 10 TO 15 MPH.    
TUESDAY
 
CLEAR. LOWS IN THE 50S. HIGHS IN THE UPPER 80S TO LOWER  
90S. NORTH WIND 10 TO 15 MPH.    
WEDNESDAY
 
CLEAR. LOWS IN THE MID TO UPPER 50S. HIGHS IN THE MID  
80S TO LOWER 90S. NORTHEAST WIND UP TO 10 MPH.  
 

 
 
NOTE: MIXING HEIGHT...TRANSPORT WINDS AND VENTILATION CATEGORY FOR  
EACH ZONE ARE BASED ON THE FOLLOWING POINTS:  
 
NEVADA ZONE 466 - LAUGHLIN-BULLHEAD CITY VICINITY  
CALIFORNIA ZONE 229 - LAUGHLIN-BULLHEAD CITY VICINITY  
ARIZONA ZONE 101 - LAUGHLIN-BULLHEAD CITY VICINITY  
ARIZONA ZONE 102 - KINGMAN VICINITY  
NEVADA ZONE 460 - ORIENTAL WASH RAWS VICINITY  
NEVADA ZONE 461 - KANE SPRINGS RAWS VICINITY  
NEVADA ZONE 462 - DESERT ROCK VICINITY  
NEVADA ZONE 463, 464 - KYLE CANYON VICINITY  
NEVADA ZONE 465 - LAS VEGAS VICINITY  
 
HTTP://WEATHER.GOV/LASVEGAS  
 
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