Area Forecast Discussion
Issued by NWS Pendleton, OR

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FXUS66 KPDT 140904
AFDPDT

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
204 AM PDT MON JUL 14 2014

.SHORT TERM...TODAY THROUGH WEDNESDAY...AN UPPER LEVEL LOW OVER
WESTERN WASHINGTON WILL DRIFT SLOWLY EAST TODAY. MOST OF THE
CONVECTION WILL BE NORTH AND EAST OF THE LOW. SCATTERED SHOWERS AND
A FEW ISOLATED THUNDERSTORMS ARE MOVING THROUGH NORTHEAST OREGON
EAST OF MITCHEL AND CONDON AND WASHINGTON EAST OF HANFORD. THIS
PRECIPITATION WILL MOVE NORTHEAST THIS MORNING. SHOWERS AND A FEW
THUNDERSTORMS MAY LINGER IN THE BLUES AND WALLOWA COUNTY THIS
AFTERNOON. MONDAY NIGHT AND TUESDAY AN UPPER LEVEL RIDGE WILL BUILD
NEAR THE COAST WITH HOT AND DRY CONDITIONS IN EASTERN WASHINGTON AND
OREGON. THERE WILL BE A SLIGHT COOL DOWN TODAY AS THE LOW MOVES
NORTH OF THE AREA...BUT WILL LEAVE HEAT ADVISORY IN PLACE SINCE THE
VERY HOT TEMPERATURES WILL RETURN TUESDAY AND WEDNESDAY.  COONFIELD

.LONG TERM...WEDNESDAY NIGHT THROUGH SUNDAY.  WEST TO NORTHWEST FLOW
SETS UP OVER THE REGION ON WEDNESDAY NIGHT WITH DRY CONDITIONS.  THE
DRY CONDITIONS WILL CONTINUE THROUGH THE REST OF THE PERIOD AS WELL
AS SOMEWHAT COOLER TEMPERATURES.  A WEAK TROUGH OF LOW PRESSURE IS
EXPECTED TO MOVE INTO WESTERN CANADA ON THURSDAY AND DEEPEN SLIGHTLY
ON FRIDAY. WITH MOISTURE AND DYNAMICS WELL TO OUR NORTH...THE MAIN
EFFECT WILL BE TO SUPPRESS THE RIDGE TO THE SOUTH AND HAVING
TEMPERATURES COOL AND CAUSING SOME BREEZY TO WINDY CONDITIONS.  WE
REMAIN IN THE WEST TO NORTHWEST FLOW THROUGH SUNDAY WITH SOME SOME
LIMITED MOISTURE MOVING THROUGH AT TIMES. 93

&&

.AVIATION...12Z TAFS.  VFR CONDITIONS WILL PREVAIL TODAY. SCT
SHOWERS WITH ISOLATED THUNDERSTORMS AND SCT-BKN CEILING 050-060 FEET
WILL BE OVER SOUTHEAST WASHINGTON THROUGH 14Z. FOR THE REMAINDER OF
THE AREA...SCT-BKN MID AND HIGH CLOUDS 100-120 FEET.  WINDS AT KDLS
WILL BE 10-20 KTS AND GUSTY WITH 10-15 KT WINDS AT OTHER SITES.

&&

.PRELIMINARY POINT TEMPS/POPS...
PDT  99  68 100  67 /  20  10   0   0
ALW 102  73 102  73 /  20  10   0   0
PSC 105  69 104  70 /  20  10   0   0
YKM  98  70 100  69 /  10   0   0   0
HRI 102  67 103  67 /  20  10   0   0
ELN  99  61 100  58 /  10  10   0   0
RDM  94  54  97  55 /  10  10   0   0
LGD  93  62  93  60 /  20  10   0   0
GCD  95  62  95  61 /  10  10   0   0
DLS  96  69 101  68 /  10  10   0   0

&&

.PDT WATCHES/WARNINGS/ADVISORIES...
OR...HEAT ADVISORY UNTIL 10 PM PDT WEDNESDAY ORZ041-044-507.

WA...HEAT ADVISORY UNTIL 10 PM PDT WEDNESDAY WAZ024-026>029.

&&

FOR ADDITIONAL WEATHER INFORMATION, CHECK OUR WEB SITE AT...
WWW.WEATHER.GOV/PENDLETON

$$

76/93/93







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