518  
FNUS55 KVEF 251048  
FWFVEF  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEVADA  
NORTHWEST ARIZONA AND SOUTHEAST CALIFORNIA  
NATIONAL WEATHER SERVICE LAS VEGAS NV  
348 AM PDT WED APR 25 2018  
   
DISCUSSION
 
DRY AND UNSEASONABLY WARM WEATHER WILL CONTINUE ACROSS  
THE AREA THROUGH FRIDAY. AN AREA OF LOW PRESSURE IS EXPECTED TO  
BRING INCREASING WINDS AND COOLER TEMPERATURES TO THE REGION HEADING  
INTO THE WEEKEND WITH HIGH TEMPERATURES AROUND NORMAL FORECAST BY  
SUNDAY. ELEVATED FIRE WEATHER CONDITIONS ARE POSSIBLE FRIDAY AND  
OVER THE WEEKEND WITH THE POTENTIAL FOR STRONG WINDS AND LOW RH.  
 
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-NVZ466-252330-  
LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY-  
LAKE MEAD NRA/COLORADO RIVER-NV SIDE-  
348 AM PDT WED APR 25 2018 /348 AM MST WED APR 25 2018/  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....98-103.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....4-8 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....SOUTHEAST AROUND 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13600 FT AGL.  
* TRANSPORT WINDS.....NORTH AROUND 10 KNOTS IN THE MORNING BECOMING  
LIGHT.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....64-69.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* VALLEY FLOOR....17-22 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....NORTH UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....100-105.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....5-8 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....NORTHEAST UP TO 10 MPH INCREASING TO SOUTHEAST  
AROUND 10 MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......15000 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTHWEST AROUND 10  
KNOTS IN THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 60S TO MID 70S. HIGHS  
97 TO 102. SOUTH WIND UP TO 10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 60S. HIGHS IN  
THE LOWER TO MID 90S. SOUTHWEST WIND 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE  
MID 80S TO LOWER 90S. SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
AZZ102-252330-  
NORTHWEST DESERTS/NORTHWEST PLATEAU-  
348 AM MST WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......93-98.  
* 6000 FEET.......75-80.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......7-9 PERCENT.  
* 6000 FEET.......10-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....EAST WINDS UP TO 10 MPH SHIFTING TO THE WEST IN  
THE AFTERNOON.  
* UPPER SLOPES....EAST WINDS UP TO 10 MPH IN THE MORNING BECOMING  
UPSLOPE/UPVALLEY 4 TO 8 MPH. GUSTS UP TO 25 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13000 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS IN THE MORNING BECOMING  
LIGHT.  
* VENTILATION.........VERY GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 3000 FEET.......55-60.  
* 6000 FEET.......44-49.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MAX HUMIDITY:  
* 3000 FEET.......19-24 PERCENT.  
* 6000 FEET.......28-33 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* 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 UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 3000 FEET.......93-98.  
* 6000 FEET.......78-83.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 3000 FEET.......7-9 PERCENT.  
* 6000 FEET.......9-12 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* 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....NORTHEAST UP TO 10 MPH IN THE MORNING BECOMING  
LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......13700 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........VERY GOOD.  
   
EXTENDED
 
   
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 50S. HIGHS IN THE  
UPPER 80S TO LOWER 90S. SOUTH WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE 50S. HIGHS IN THE UPPER 70S  
TO MID 80S. SOUTH WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS  
IN THE MID TO UPPER 70S. SOUTHWEST WIND 10 TO 15 MPH.  
 

 
 
NVZ465-252330-  
CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......89-94.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......7-10 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WINDS UP TO 10 MPH.  
* 10000 FT MSL....SOUTH UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13900 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......57-62.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......20-25 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....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........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......94-99.  
* 24 HR TREND.....ON AVERAGE UP 5 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......6-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHEAST UP  
TO 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTHEAST AROUND 10  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......16800 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S TO LOWER 60S. HIGHS IN  
THE MID TO UPPER 80S. SOUTH WINDS UP TO 10 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN  
THE MID 70S TO LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN  
THE 70S. SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
NVZ463-464-252330-  
SHEEP RANGE-SPRING MOUNTAINS-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......72-77.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 7000 FEET.......11-17 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 MPH  
IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......11200 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 7000 FEET.......41-46.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* 7000 FEET.......28-33 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....WEST AROUND 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 7000 FEET.......76-81.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* 7000 FEET.......10-16 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND  
10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTHEAST AROUND 10  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......14100 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTH AROUND 10 KNOTS IN  
THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS  
IN THE UPPER 60S TO MID 70S. SOUTH WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE LOWER TO  
MID 60S. SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S TO LOWER 40S. HIGHS  
IN THE MID 50S TO LOWER 60S. SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
NVZ461-252330-  
LINCOLN COUNTY/ELY DISPATCH-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......86-91.  
* 7000 FEET.......72-77.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......9-11 PERCENT.  
* 7000 FEET.......11-14 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* 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....SOUTHWEST UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
* MIXING HEIGHT.......11900 FT AGL.  
* TRANSPORT WINDS.....EAST AROUND 10 KNOTS IN THE MORNING BECOMING  
LIGHT.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......54-59.  
* 7000 FEET.......41-46.  
* 24 HR TREND.....ON AVERAGE UP 6 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......22-27 PERCENT.  
* 7000 FEET.......35-40 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* 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 UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......90-95.  
* 7000 FEET.......76-81.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-10 PERCENT.  
* 7000 FEET.......10-15 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* 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 EAST UP TO  
10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTHEAST UP TO 10  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......15100 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........VERY GOOD.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN  
THE MID 80S TO LOWER 90S. SOUTH WIND 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE UPPER 70S  
TO LOWER 80S. SOUTH WIND 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN  
THE LOWER TO MID 70S. SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
NVZ462-252330-  
NYE COUNTY DESERTS/LAS VEGAS DISPATCH-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......89-94.  
* 7000 FEET.......72-77.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* 4000 FEET.......7-9 PERCENT.  
* 7000 FEET.......11-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....NORTHEAST WIND UP TO 10 MPH SHIFTING TO THE SOUTH  
IN THE AFTERNOON.  
* UPPER SLOPES....EAST WIND UP TO 10 MPH SHIFTING TO THE SOUTH  
AROUND 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13000 FT AGL.  
* TRANSPORT WINDS.....EAST 10 TO 15 KNOTS IN THE MORNING BECOMING  
LIGHT.  
* VENTILATION.........GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......55-60.  
* 7000 FEET.......46-51.  
* 24 HR TREND.....ON AVERAGE UP 4 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......20-25 PERCENT.  
* 7000 FEET.......27-32 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHWEST WIND UP TO 10 MPH IN THE EVENING  
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....SOUTHWEST WIND AROUND 10 MPH IN THE EVENING  
BECOMING DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....SOUTHWEST UP TO 10 MPH IN THE EVENING BECOMING  
LIGHT AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......91-96.  
* 7000 FEET.......75-80.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......7-9 PERCENT.  
* 7000 FEET.......10-12 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND  
10 MPH IN THE AFTERNOON.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH AROUND  
10 MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTH 10 TO 15 MPH IN  
THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........6.  
* MIXING HEIGHT.......15600 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS.  
* VENTILATION.........VERY GOOD.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO LOWER 50S. HIGHS  
IN THE 80S. SOUTH WIND 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 40S. HIGHS IN  
THE 70S. SOUTHWEST WIND 10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN  
THE LOWER TO MID 70S. WEST WIND AROUND 10 MPH.  
 

 
 
NVZ460-252330-  
ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......84-89.  
* 7000 FEET.......74-79.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-9 PERCENT.  
* 7000 FEET.......9-14 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHEAST UP  
TO 10 MPH IN THE AFTERNOON.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO  
10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......13100 FT AGL.  
* TRANSPORT WINDS.....NORTHEAST AROUND 10 KNOTS IN THE MORNING  
BECOMING LIGHT.  
* VENTILATION.........VERY GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* 4000 FEET.......51-56.  
* 7000 FEET.......43-48.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MAX HUMIDITY:  
* 4000 FEET.......23-28 PERCENT.  
* 7000 FEET.......33-38 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTH WIND UP TO 10 MPH IN THE EVENING BECOMING  
DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* UPPER SLOPES....SOUTH WIND UP TO 10 MPH.  
* 10000 FT MSL....SOUTH UP TO 10 MPH IN THE EVENING BECOMING LIGHT  
AND VARIABLE.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* 4000 FEET.......86-91.  
* 7000 FEET.......76-81.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* 4000 FEET.......8-10 PERCENT.  
* 7000 FEET.......9-13 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO  
15 MPH IN THE AFTERNOON.  
* UPPER SLOPES....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH 10 TO  
15 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTHEAST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
* MIXING HEIGHT.......16000 FT AGL.  
* TRANSPORT WINDS.....LIGHT WINDS BECOMING SOUTH 10 TO 15 KNOTS IN  
THE AFTERNOON.  
* VENTILATION.........EXCELLENT.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS IN  
THE LOWER TO MID 80S. SOUTH WIND 10 TO 15 MPH.    
SATURDAY
 
NOT AS WARM. PARTLY CLOUDY. LOWS IN THE UPPER 30S TO  
MID 40S. HIGHS IN THE 70S. NORTHWEST WIND 10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S. HIGHS IN  
THE LOWER TO MID 70S. NORTHWEST WIND AROUND 10 MPH.  
 

 
 
CAZ226-252330-  
OWENS VALLEY/SOUTHERN INYO FOREST-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....86-91.  
* 7000 FEET.......71-76.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....8-10 PERCENT.  
* 7000 FEET.......13-23 PERCENT.  
* 24 HR TREND.....ON AVERAGE DOWN 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHEAST UP  
TO 10 MPH IN THE AFTERNOON.  
* UPPER SLOPES....SOUTHEAST WINDS UP TO 10 MPH.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....53-58.  
* 7000 FEET.......26-31.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....33-38 PERCENT.  
* 7000 FEET.......53-58 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 5 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....SOUTHWEST WINDS UP TO 10 MPH.  
* UPPER SLOPES....SOUTHWEST WINDS UP TO 10 MPH.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
THURSDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....88-93.  
* 7000 FEET.......70-75.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....8-11 PERCENT.  
* 7000 FEET.......16-26 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 2 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* SLOPE/VALLEY....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHEAST 10  
TO 15 MPH IN THE AFTERNOON.  
* UPPER SLOPES....SOUTH WINDS 10 TO 15 MPH.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH BECOMING 10 TO 20 MPH IN THE  
AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S TO MID 50S. HIGHS IN  
THE LOWER TO MID 80S. SOUTHWEST WINDS 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE 40S. HIGHS IN THE 70S.  
SOUTHWEST WINDS 10 TO 15 MPH.    
SUNDAY
 
PARTLY CLOUDY. LOWS IN THE 40S. HIGHS IN THE 70S.  
SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
CAZ227-252330-  
DEATH VALLEY NATIONAL PARK-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....98-103.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-9 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....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....57-62.  
* 24 HR TREND.....LITTLE CHANGE.  
* MAX HUMIDITY:  
* VALLEY FLOOR....21-26 PERCENT.  
* 24 HR TREND.....ON AVERAGE UP 3 PERCENT.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....DOWNSLOPE/DOWNVALLEY 2 TO 5 MPH.  
* 10000 FT MSL....SOUTH UP TO 10 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........MOSTLY SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....101-106.  
* 24 HR TREND.....ON AVERAGE UP 3 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTH UP TO  
10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....SOUTH 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........4.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S TO MID 70S. HIGHS  
102 TO 107. SOUTH WIND 10 TO 15 MPH.    
SATURDAY
 
NOT AS WARM. MOSTLY CLEAR. LOWS IN THE 60S. HIGHS IN  
THE LOWER TO MID 90S. SOUTHWEST WIND 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 60S. HIGHS IN THE  
UPPER 80S TO MID 90S. SOUTHWEST WIND AROUND 10 MPH.  
 

 
 
CAZ228-252330-  
MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY-  
348 AM PDT WED APR 25 2018  
   
TODAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....95-100.  
* 24 HR TREND.....ON AVERAGE UP 2 DEGREES.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....UPSLOPE/UPVALLEY 4 TO 8 MPH BECOMING SOUTHEAST UP  
TO 10 MPH IN THE AFTERNOON.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTHEAST UP TO 10  
MPH IN THE AFTERNOON.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
TONIGHT
 
 
* SKY/WEATHER.........MOSTLY CLEAR.  
* MIN TEMPERATURE:  
* VALLEY FLOOR....58-63.  
* 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....WEST WIND UP TO 10 MPH.  
* 10000 FT MSL....LIGHT AND VARIABLE BECOMING SOUTHEAST UP TO 10  
MPH AFTER MIDNIGHT.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
THURSDAY
 
 
* SKY/WEATHER.........SUNNY.  
* MAX TEMPERATURE:  
* VALLEY FLOOR....96-101.  
* 24 HR TREND.....LITTLE CHANGE.  
* MIN HUMIDITY:  
* VALLEY FLOOR....6-9 PERCENT.  
* 24 HR TREND.....LITTLE CHANGE.  
* WIND (SLOPE/VALLEY=20 FT, 10 MIN AVG):  
* VALLEY FLOOR....WEST WIND UP TO 10 MPH SHIFTING TO THE SOUTH IN  
THE AFTERNOON. GUSTS UP TO 25 MPH.  
* 10000 FT MSL....SOUTHEAST 10 TO 15 MPH.  
* CWR (>= 0.10 IN)....0 PERCENT.  
* LAL.................1.  
* HAINES INDEX........5.  
   
EXTENDED
 
   
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S TO LOWER 60S. HIGHS  
IN THE 90S. SOUTHWEST WIND 10 TO 15 MPH.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN  
THE MID TO UPPER 80S. WEST WIND 10 TO 15 MPH.    
SUNDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 50S. HIGHS IN THE  
LOWER TO MID 80S. WEST WIND 10 TO 15 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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