Rock Creek Reservoir Weather

 
 FNUS56 KPDT 040254 AAB
 FWFPDT
 
 FIRE WEATHER PLANNING FORECAST FOR NE OREGON AND SE 
 WASHINGTON...UPDATE  
 NATIONAL WEATHER SERVICE PENDLETON OR
 754 PM PDT FRI SEP 3 2010
 
 UPDATED THE TONIGHT PERIOD IN FIRE ZONE 611
 
 ...ISOLATED THUNDERSTORMS POSSIBLE LATE TODAY INTO SATURDAY...
 ...BREEZY TO LOCALLY WINDY CONDITIONS SATURDAY AND SUNDAY...
 
 
 .DISCUSSION...AN UPPER LEVEL RIDGE CURRENTLY OVER THE AREA WILL BE 
 MOVING TO THE EAST. THIS WILL ALLOW A TROUGH AND MARINE PUSH TO MOVE 
 THROUGH OVER THE WEEKEND. COOLER TEMPERATURES ALONG WITH BREEZY TO 
 LOCALLY WINDY CONDITIONS ARE EXPECTED. ISOLATED THUNDERSTORMS MAY 
 DEVELOP LATE TODAY THROUGH SATURDAY OVER CENTRAL AND EASTERN OREGON. 
 ANOTHER UPPER TROUGH WILL MOVE INTO THE PACIFIC NORTHWEST EARLY NEXT 
 WEEK AND WILL KEEP TEMPERATURES BELOW NORMAL ALONG WITH SCATTERED 
 SHOWERS.
 
 ***THUNDERSTORMS IMPLY STRONG GUSTY WINDS***
 ***WINDS ARE 20 FOOT 10 MINUTE AVERAGES***
 ***CWR-CHANCE OF WETTING RAIN 0.10 OR GREATER***
 
 HIGH ELEVATION HAINES INDEX OBSERVED FRIDAY MORNING SEPTEMBER 3
 SALEM...3    MEDFORD...3    SPOKANE...4    BOISE...2
 
 ORZ609-WAZ609-041115-
 EAST SLOPES OF NORTH OREGON CASCADES-
 EAST SLOPES OF THE SOUTHERN WASHINGTON CASCADES-
 552 PM PDT FRI SEP 3 2010
 
 .TONIGHT...
 SKY/WEATHER..............PARTLY CLOUDY. 
 MIN TEMPERATURE..........48-54. 
 MAX HUMIDITY.............78-89 PERCENT...EXCEPT 66-81 PERCENT 
                          RIDGES. 
 HUMIDITY RECOVERY........EXCELLENT...EXCEPT GOOD RIDGES. 
 20-FOOT WINDS............ 
     VALLEYS/LWR SLOPES...WEST WINDS 5 TO 10 MPH...EXCEPT WEST 7 TO 
                          14 MPH IN THE EASTERN COLUMBIA RIVER 
                          GORGE. 
     RIDGES/UPR SLOPES....WEST WINDS 6 TO 11 MPH. 
 CWR......................0 PERCENT. 
 LAL......................1. 
 HAINES INDEX.............4 (LOW). 
 
 .SATURDAY...
 SKY/WEATHER..............PARTLY CLOUDY. 
 MAX TEMPERATURE..........66-73...EXCEPT 59-66 RIDGES. 
 MIN HUMIDITY.............32-43 PERCENT. 
 20-FOOT WINDS............ 
     VALLEYS/LWR SLOPES...WEST WINDS 6 TO 12 MPH INCREASING TO 13 TO 
                          22 MPH WITH GUSTS TO AROUND 30 MPH IN THE 
                          AFTERNOON. IN THE EASTERN COLUMBIA RIVER 
                          GORGE...WEST WINDS 7 TO 14 MPH INCREASING 
                          TO 17 TO 27 MPH WITH GUSTS TO AROUND 35 
                          MPH IN THE AFTERNOON. 
     RIDGES/UPR SLOPES....WEST WINDS 7 TO 13 MPH INCREASING TO 12 TO 
                          21 MPH IN THE AFTERNOON. 
 CWR......................0 PERCENT. 
 LAL......................1. 
 HAINES INDEX.............4 (LOW). 
 
 .SATURDAY NIGHT...
 SKY/WEATHER..............PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS 
                          AFTER MIDNIGHT. 
 MIN TEMPERATURE..........39-45. 
 MAX HUMIDITY.............81-94 PERCENT. 
 HUMIDITY RECOVERY........EXCELLENT. 
 20-FOOT WINDS............ 
     VALLEYS/LWR SLOPES...WEST WINDS 13 TO 22 MPH WITH GUSTS TO 
                          AROUND 30 MPH DECREASING TO 6 TO 14 MPH 
                          AFTER MIDNIGHT. IN THE EASTERN COLUMBIA 
                          RIVER GORGE...WEST WINDS 17 TO 26 MPH WITH 
                          GUSTS TO AROUND 35 MPH DECREASING TO 10 TO 
                          17 MPH WITH GUSTS TO AROUND 25 MPH AFTER 
                          MIDNIGHT. 
     RIDGES/UPR SLOPES....WEST WINDS 13 TO 21 MPH DECREASING TO 7 TO 
                          13 MPH AFTER MIDNIGHT. 
 CWR......................0 PERCENT. 
 LAL......................1. 
 HAINES INDEX.............3 (VERY LOW). 
 
 .SUNDAY...
 SKY/WEATHER..............PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS 
                          THROUGH THE DAY. 
 MAX TEMPERATURE..........62-67...EXCEPT 54-61 RIDGES. 
 MIN HUMIDITY.............37-50 PERCENT. 
 20-FOOT WINDS............ 
     VALLEYS/LWR SLOPES...NORTHWEST WINDS 7 TO 12 MPH INCREASING TO 
                          11 TO 18 MPH IN THE AFTERNOON. IN THE 
                          EASTERN COLUMBIA RIVER GORGE...NORTHWEST 
                          WINDS 8 TO 13 MPH INCREASING TO 12 TO 22 
                          MPH IN THE AFTERNOON. GUSTS TO 30 MPH. 
     RIDGES/UPR SLOPES....WEST WINDS 6 TO 14 MPH. 
 CWR......................0 PERCENT. 
 LAL......................1. 
 HAINES INDEX.............3 (VERY LOW). 
 
 
 .FORECAST DAYS 3 THROUGH 7......
 .LABOR DAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
 40 TO 46. HIGHS 65 TO 71. WEST WINDS 3 TO 12 MPH. 
 .TUESDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
 39 TO 46. HIGHS 67 TO 72. WEST WINDS 3 TO 8 MPH. 
 .WEDNESDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
 42 TO 48. HIGHS 70 TO 75. NORTHWEST WINDS 2 TO 6 MPH. 
 .THURSDAY...PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS. LOWS
 44 TO 49. HIGHS 65 TO 71. WEST WINDS 3 TO 12 MPH. 
 .FRIDAY...PARTLY CLOUDY. LOWS 43 TO 49. HIGHS 66 TO 72. WEST
 WINDS 5 TO 13 MPH.