261  
FNUS56 KOTX 161611  
FWFOTX  
 
FIRE WEATHER PLANNING FORECAST FOR EASTERN WASHINGTON AND NORTH IDAHO  
NATIONAL WEATHER SERVICE SPOKANE WA  
911 AM PDT THU AUG 16 2018  
 
...RED FLAG WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM PDT  
FRIDAY FOR FIRE ZONES 101...  
...RED FLAG WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM PDT  
FRIDAY FOR FIRE ZONES 674...  
   
DISCUSSION
 
 
...ISOLATED DRY LIGHTNING THREAT TONIGHT AND FRIDAY MORNING  
EASTERN DISTRICTS...  
 
...GUSTY WINDS AND LOW RH FRIDAY AFTERNOON/EARLY EVENING CASCADE  
GAPS...  
 
WARM AND DRY CONDITIONS WILL CONTINUE INTO THE WEEKEND  
ACCOMPANIED BY POOR OVERNIGHT HUMIDITY RECOVERIES. THERE WILL BE A  
WEAK MARINE PUSH THIS EVENING THEN STRONGER ONE ON FRIDAY  
RESULTING IN LOCALLY BREEZY TO GUSTY WINDS THROUGH THE CASCADE  
GAPS. THERE WILL BE ISOLATED DRY THUNDERSTORMS ACROSS  
SOUTHEASTERN WA AND THE IDAHO PANHANDLE TONIGHT INTO FRIDAY. IN  
ADDITION TO LIGHTNING STRIKES, GUSTY WINDS WILL BE POSSIBLE. LOOK  
FOR A SWITCH TO BREEZY NORTH TO NORTHEAST WINDS MONDAY AND TUESDAY  
AS THE NEXT DISTURBANCE DROPS IN FROM CANADA. TEMPERATURES LOOK  
TO REMAIN ABOVE SEASONAL AVERAGES INTO NEXT WEEK.  
 
***************************************************************  
FORECASTS FOR 20 FOOT WIND SPEEDS (VALLEYS AND RIDGE TOPS) ARE  
10 MINUTE AVERAGES REFLECTING RAWS WIND.  
***************************************************************  
 
WAZ676-677-170130-  
EAST WASHINGTON SOUTH CENTRAL CASCADE VALLEYS (ZONE 676)-  
EAST WASHINGTON CENTRAL CASCADE VALLEYS (ZONE 677)-  
INCLUDING THE CITIES OF KITTITAS VALLEY, NACHES RIVER VALLEY,  
LAKE CHELAN AREA, AND WENATCHEE RIVER VALLEY AREA  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. HAZE AND PATCHY SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...88-97.  
24 HR TREND......1 DEGREE COOLER.  
* MIN HUMIDITY...14-24 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
* 20-FOOT WINDS.......WEST 3 TO 7 MPH. GUSTS UP TO 25 MPH IN THE  
AFTERNOON.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...9000 FT AGL.  
* TRANSPORT WINDS...WEST 3 TO 7 MPH EARLY IN THE MORNING SHIFTING  
TO THE SOUTHWEST IN THE AFTERNOON.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING. HAZE  
THROUGH THE NIGHT. PATCHY SMOKE OVERNIGHT.  
* LAL....1.  
* MIN TEMPERATURE...59-68.  
24 HR TREND......4 DEGREES COOLER.  
* MAX HUMIDITY...42-57 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......NORTHWEST 8 TO 12 MPH WITH GUSTS TO AROUND 30  
MPH.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...NORTHWEST 10 TO 15 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...SUNNY. PATCHY SMOKE IN THE MORNING. HAZE THROUGH  
THE DAY. SMOKE IN THE AFTERNOON.  
* LAL....1.  
* MAX TEMPERATURE...83-93.  
* MIN HUMIDITY...16-26 PERCENT.  
* 20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 30 MPH IN  
THE AFTERNOON.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...9000 FT AGL.  
* TRANSPORT WINDS...WEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 57 TO 65. HIGHS  
83 TO 91. NORTHWEST WIND 3 TO 7 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 58 TO  
67. HIGHS 84 TO 94. NORTH WIND 3 TO 7 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
59 TO 67. HIGHS 84 TO 93.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ680-682-170130-  
EAST WASHINGTON SOUTH CENTRAL CASCADE MOUNTAINS (ZONE 680)-  
EAST WASHINGTON CENTRAL CASCADE MOUNTAINS (ZONE 682)-  
INCLUDING THE CITIES OF CHINOOK PASS, WHITE PASS, STEVENS PASS,  
LAKE WENATCHEE AREA, AND CLE ELUM  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...SUNNY. HAZE AND AREAS OF SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...86-92 VALLEYS AND 76-86 MOUNTAINS.  
24 HR TREND......3 DEGREES COOLER.  
* MIN HUMIDITY...20-30 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST 3 TO 7 MPH. GUSTS UP TO 20 MPH IN THE  
AFTERNOON.  
* RIDGES/UPR SLOPES....WEST 3 TO 7 MPH.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...WEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING. HAZE  
THROUGH THE NIGHT. SMOKE OVERNIGHT.  
* LAL....1.  
* MIN TEMPERATURE...52-62.  
24 HR TREND......4 DEGREES COOLER.  
* MAX HUMIDITY...61-76 PERCENT VALLEYS AND 49-64 PERCENT MOUNTAINS.  
24 HR TREND......7 PERCENT WETTER.  
* HUMIDITY RECOVERY...FAIR.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST 8 TO 12 MPH WITH GUSTS TO AROUND  
25 MPH.  
* RIDGES/UPR SLOPES....NORTHWEST 8 TO 12 MPH.  
* HAINES INDEX...5 MODERATE.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...WEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...SUNNY. AREAS OF SMOKE IN THE MORNING. HAZE THROUGH  
THE DAY. SMOKE IN THE AFTERNOON.  
* LAL....1.  
* MAX TEMPERATURE...79-89 VALLEYS AND 71-81 MOUNTAINS.  
* MIN HUMIDITY...24-34 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH IN  
THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST 5 TO 10 MPH.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...7000 FT AGL.  
* TRANSPORT WINDS...WEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 51 TO 59. HIGHS  
81 TO 89 VALLEYS...73 TO 83 MOUNTAINS. NORTHWEST WIND 3 TO 7 MPH.   
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 52 TO  
61. HIGHS 85 TO 92 VALLEYS...73 TO 83 MOUNTAINS. NORTHEAST WIND  
3 TO 7 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
54 TO 61. HIGHS 83 TO 92 VALLEYS...74 TO 84 MOUNTAINS.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ684-170130-  
EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684)-  
INCLUDING THE CITIES OF METHOW RIVER VALLEY, OKANOGAN VALLEY,  
AND NESPELEM  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...SUNNY. HAZE AND SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...91-97.  
24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY...11-16 PERCENT.  
24 HR TREND......UNCHANGED.  
* 20-FOOT WINDS.......NORTH 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...NORTH 3 TO 7 MPH EARLY IN THE MORNING SHIFTING  
TO THE SOUTHWEST IN THE AFTERNOON.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...MOSTLY CLEAR. HAZE AND SMOKE.  
* LAL....1.  
* MIN TEMPERATURE...60-66.  
24 HR TREND......3 DEGREES COOLER.  
* MAX HUMIDITY...38-50 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......WEST 3 TO 7 MPH IN THE EVENING SHIFTING TO  
THE NORTHWEST OVERNIGHT. GUSTS UP TO 20 MPH.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...SOUTHWEST 8 TO 12 MPH IN THE EVENING SHIFTING  
TO THE NORTHWEST OVERNIGHT.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...SUNNY. HAZE AND SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...89-94.  
* MIN HUMIDITY...12-17 PERCENT.  
* 20-FOOT WINDS.......NORTHWEST 3 TO 7 MPH IN THE MORNING SHIFTING  
TO THE WEST IN THE AFTERNOON.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...NORTHWEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
57 TO 66. HIGHS 84 TO 92. NORTH WIND 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
59 TO 66. HIGHS 87 TO 93.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ685-170130-  
EAST WASHINGTON NORTH CASCADES (ZONE 685)-  
INCLUDING THE CITIES OF MAZAMA, CONCONULLY,  
NORTH CASCADES HIGHWAY, AND PASAYTEN WILDERNESS  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...SUNNY. HAZE AND SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...90-95 VALLEYS AND 76-86 MOUNTAINS.  
24 HR TREND......UNCHANGED.  
* MIN HUMIDITY...13-23 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....WEST 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.  
* HAINES INDEX...5 MODERATE.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...SOUTHWEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...MOSTLY CLEAR. HAZE AND SMOKE.  
* LAL....1.  
* MIN TEMPERATURE...58-66 VALLEYS AND 53-62 MOUNTAINS.  
24 HR TREND......2 DEGREES COOLER.  
* MAX HUMIDITY...39-54 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...WEST 3 TO 7 MPH.  
* RIDGES/UPR SLOPES....WEST 3 TO 7 MPH.  
* HAINES INDEX...5 MODERATE.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...WEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...SUNNY. HAZE AND SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...88-93 VALLEYS AND 75-85 MOUNTAINS.  
* MIN HUMIDITY...17-27 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...NORTH 3 TO 7 MPH IN THE MORNING SHIFTING TO  
THE SOUTH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST 3 TO 7 MPH IN THE MORNING SHIFTING  
TO THE WEST IN THE AFTERNOON.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...WEST 3 TO 7 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
51 TO 61. HIGHS 83 TO 90 VALLEYS...73 TO 83 MOUNTAINS. NORTH WIND  
5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
53 TO 62. HIGHS 86 TO 92 VALLEYS...75 TO 85 MOUNTAINS.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ686-687-170130-  
EAST WASHINGTON NORTHEAST (ZONE 686)-  
EAST WASHINGTON OKANOGAN HIGHLANDS (ZONE 687)-  
INCLUDING THE CITIES OF DEER PARK, COLVILLE, NEWPORT, KELLER,  
REPUBLIC, AND CURLEW  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. HAZE AND SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...92-97 VALLEYS AND 84-92 MOUNTAINS.  
24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY...10-20 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...EAST 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH 3 TO 7 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...9000 FT AGL.  
* TRANSPORT WINDS...SOUTHEAST 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...MOSTLY CLEAR. AREAS OF SMOKE IN THE EVENING. HAZE  
THROUGH THE NIGHT. SMOKE OVERNIGHT.  
* LAL....1.  
* MIN TEMPERATURE...55-65.  
24 HR TREND......1 DEGREE COOLER.  
* MAX HUMIDITY...43-58 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 7 MPH IN THE EVENING SHIFTING  
TO THE NORTH OVERNIGHT.  
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 7 MPH IN THE EVENING SHIFTING  
TO THE NORTHWEST OVERNIGHT.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...SOUTHWEST 3 TO 7 MPH IN THE EVENING SHIFTING TO  
THE NORTHEAST OVERNIGHT.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. HAZE AND SMOKE.  
* LAL....2.  
* MAX TEMPERATURE...90-95 VALLEYS AND 84-90 MOUNTAINS.  
* MIN HUMIDITY...12-22 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHEAST 3 TO 7 MPH IN THE MORNING SHIFTING  
TO THE SOUTHWEST IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....NORTHWEST 3 TO 7 MPH IN THE MORNING SHIFTING  
TO THE SOUTHWEST IN THE AFTERNOON.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...SOUTHWEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 53 TO 63. HIGHS  
87 TO 92 VALLEYS...81 TO 86 MOUNTAINS. NORTHWEST WIND 3 TO 7 MPH.   
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 51 TO  
61. HIGHS 86 TO 92 VALLEYS...77 TO 86 MOUNTAINS. NORTH WIND 5 TO  
10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
52 TO 62. HIGHS 88 TO 93 VALLEYS...81 TO 88 MOUNTAINS.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
IDZ101-170130-  
NORTHERN AND CENTRAL IDAHO PANHANDLE (ZONE 101)-  
INCLUDING THE CITIES OF ST. MARIES, RATHDRUM PRAIRIE,  
SILVER VALLEY, BONNERS FERRY, AND PRIEST LAKE  
911 AM PDT THU AUG 16 2018  
 
...RED FLAG WARNING IN EFFECT FROM 11 PM THIS EVENING TO 5 PM PDT  
FRIDAY FOR THUNDERSTORMS...  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. HAZE AND AREAS OF SMOKE. ISOLATED  
SPRINKLES.  
* LAL....1.  
* MAX TEMPERATURE...89-94 VALLEYS AND 81-91 MOUNTAINS.  
24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY...13-23 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...EAST 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTH IN THE AFTERNOON.  
* RIDGES/UPR SLOPES....SOUTH 3 TO 7 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...10000 FT AGL.  
* TRANSPORT WINDS...SOUTHEAST 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE WEST IN THE AFTERNOON.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...PARTLY CLOUDY. AREAS OF SMOKE IN THE EVENING. HAZE  
THROUGH THE NIGHT. SMOKE OVERNIGHT. ISOLATED THUNDERSTORMS  
WITH LITTLE RAIN OVERNIGHT.  
* LAL....2.  
* MIN TEMPERATURE...56-66.  
24 HR TREND......UNCHANGED.  
* MAX HUMIDITY...56-71 PERCENT VALLEYS AND 43-58 PERCENT MOUNTAINS.  
24 HR TREND......6 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTHEAST 3 TO 7 MPH. GUSTY AND ERRATIC  
WINDS POSSIBLE NEAR THUNDERSTORMS.  
* RIDGES/UPR SLOPES....SOUTH 3 TO 7 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...WEST 3 TO 7 MPH IN THE EVENING SHIFTING TO THE  
EAST OVERNIGHT.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. AREAS OF SMOKE. HAZE THROUGH THE  
DAY. ISOLATED DRY THUNDERSTORMS IN THE MORNING. SCATTERED WET  
THUNDERSTORMS IN THE AFTERNOON SOUTH OF INTERSTATE 90.  
* LAL....2 NORTH OF I-90...3 SOUTH OF I-90.  
* MAX TEMPERATURE...87-92 VALLEYS AND 81-88 MOUNTAINS.  
* MIN HUMIDITY...18-28 PERCENT.  
* 20-FOOT WINDS.......  
* VALLEYS/LWR SLOPES...SOUTH 3 TO 7 MPH. GUSTY AND ERRATIC  
WINDS POSSIBLE NEAR THUNDERSTORMS.  
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 7 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...7000 FT AGL.  
* TRANSPORT WINDS...SOUTHWEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 52 TO 60. HIGHS  
79 TO 86. SOUTHWEST WIND 3 TO 7 MPH.    
SUNDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. HAZE AND SMOKE. LOWS 50 TO 60. HIGHS 84 TO  
89 VALLEYS...76 TO 86 MOUNTAINS. NORTHEAST WIND 3 TO 7 MPH.    
MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 52 TO 59. HIGHS  
83 TO 88 VALLEYS...75 TO 85 MOUNTAINS. NORTHEAST WIND 8 TO  
12 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
52 TO 60. HIGHS 85 TO 90 VALLEYS...77 TO 87 MOUNTAINS.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ673-170130-  
EAST WASHINGTON NORTHERN COLUMBIA BASIN (ZONE 673)-  
INCLUDING THE CITIES OF WATERVILLE, WILBUR, RITZVILLE,  
AND MOSES LAKE  
911 AM PDT THU AUG 16 2018  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. HAZE AND PATCHY SMOKE.  
* LAL....1.  
* MAX TEMPERATURE...93-98.  
24 HR TREND......1 DEGREE WARMER.  
* MIN HUMIDITY...13-18 PERCENT.  
24 HR TREND......1 PERCENT WETTER.  
* 20-FOOT WINDS.......SOUTHWEST 3 TO 7 MPH.  
* HAINES INDEX...4 LOW.  
* MIXING HEIGHT...9000 FT AGL.  
* TRANSPORT WINDS...SOUTHWEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...PARTLY CLOUDY. SLIGHT CHANCE OF DRY THUNDERSTORMS  
EAST OF RITZVILLE OVERNIGHT.  
* LAL....1...EXCEPT 2 EAST OF RITZVILLE .  
* MIN TEMPERATURE...61-68.  
24 HR TREND......1 DEGREE COOLER.  
* MAX HUMIDITY...41-56 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......WEST 3 TO 7 MPH WITH GUSTS TO AROUND 25 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...WEST 5 TO 10 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS IN THE MORNING EAST OF RITZVILLE. AREAS OF SMOKE.  
* LAL....2.  
* MAX TEMPERATURE...90-95.  
* MIN HUMIDITY...8-18 PERCENT.  
* 20-FOOT WINDS.......WEST 3 TO 7 MPH WITH GUSTS TO AROUND 20 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...WEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 57 TO 64. HIGHS  
87 TO 92. SOUTHWEST WIND 3 TO 7 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 57 TO  
67. HIGHS 88 TO 94. NORTH WIND 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
60 TO 67. HIGHS 89 TO 95.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
WAZ674-170130-  
EAST WASHINGTON PALOUSE AND SPOKANE AREA (ZONE 674)-  
INCLUDING THE CITIES OF SPOKANE, CHENEY, DAVENPORT, AND PULLMAN  
911 AM PDT THU AUG 16 2018  
 
...RED FLAG WARNING IN EFFECT FROM 11 PM THIS EVENING TO 11 AM  
PDT FRIDAY FOR ISOLATED DRY THUNDERSTORMS...  
 
...POOR HUMIDITY RECOVERY FROM THIS EVENING THROUGH LATE  
TONIGHT...  
   
REST OF TODAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. ISOLATED SPRINKLES EARLY IN THE  
MORNING. HAZE AND PATCHY SMOKE THROUGH THE DAY.  
* LAL....1.  
* MAX TEMPERATURE...93-98.  
24 HR TREND......UNCHANGED.  
* MIN HUMIDITY...9-19 PERCENT.  
24 HR TREND......4 PERCENT WETTER.  
* 20-FOOT WINDS.......SOUTH 3 TO 7 MPH EARLY IN THE MORNING  
SHIFTING TO THE SOUTHWEST IN THE AFTERNOON.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...10000 FT AGL.  
* TRANSPORT WINDS...SOUTH 3 TO 7 MPH EARLY IN THE MORNING SHIFTING  
TO THE SOUTHWEST IN THE AFTERNOON.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER...PARTLY CLOUDY. AREAS OF SMOKE OVERNIGHT. ISOLATED  
DRY THUNDERSTORMS OVERNIGHT.  
* LAL....2.  
* MIN TEMPERATURE...61-66.  
24 HR TREND......UNCHANGED.  
* MAX HUMIDITY...48-60 PERCENT.  
24 HR TREND......13 PERCENT WETTER.  
* HUMIDITY RECOVERY...POOR.  
* 20-FOOT WINDS.......SOUTH 3 TO 7 MPH. GUSTY AND ERRATIC WINDS  
POSSIBLE NEAR THUNDERSTORMS.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...NEAR SURFACE.  
* TRANSPORT WINDS...NORTH 3 TO 7 MPH IN THE EVENING SHIFTING TO THE  
SOUTHEAST OVERNIGHT.  
* CWR (> 0.10 IN)...0 PERCENT.  
   
FRIDAY
 
 
* SKY/WEATHER...MOSTLY SUNNY. AREAS OF SMOKE. ISOLATED DRY  
THUNDERSTORMS IN THE MORNING. SLIGHT CHANCE OF SHOWERS THROUGH  
THE DAY.  
* LAL....2.  
* MAX TEMPERATURE...88-93.  
* MIN HUMIDITY...13-23 PERCENT.  
* 20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.  
* HAINES INDEX...3 VERY LOW.  
* MIXING HEIGHT...8000 FT AGL.  
* TRANSPORT WINDS...SOUTHWEST 8 TO 12 MPH.  
* CWR (> 0.10 IN)...0 PERCENT.  
 
   
FORECAST DAYS 3 THROUGH 7...
 
   
SATURDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 55 TO 60. HIGHS  
86 TO 91. SOUTHWEST WIND 3 TO 7 MPH.    
SUNDAY THROUGH MONDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS 54 TO  
62. HIGHS 88 TO 94. NORTHEAST WIND 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. HAZE AND SMOKE. LOWS  
57 TO 63. HIGHS 88 TO 94.  
 
.8 TO 14 DAY OUTLOOK FOR AUG 23 - 29 2018  
 
ABOVE NORMAL TEMPERATURES AND BELOW NORMAL PRECIPITATION.  
 

 
 
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