510
FXUS66 KPDT 062320
AFDPDT
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PENDLETON OR
420 PM PDT MON APR 6 2020
UPDATED AVIATION DISCUSSION
AVIATION...00Z TAFS... VFR CONDITIONS EXPECTED THROUGH THE PERIOD.
DECK OF SCT-BKN AROUND 05KFT AGL WILL CLEAR UP THIS EVENING AT
ALW/PDT/RDM/BDN/YKM, WITH PERIODIC DECKS OF FEW-BKN ABOVE 15KFT
AGL. BREEZY CONDITIONS WILL CONTINUE AT DLS THROUGH THE PERIOD,
WITH NORTHWESTERLY WINDS 10-15KTS. WINDS AT ALL OTHER SITES WILL
BE 5-10KTS THROUGH THE PERIOD. LAWHORN/82
PREV DISCUSSION
/ISSUED 101 PM PDT MON APR 6 2020/
SHORT TERM...TONIGHT THROUGH WEDNESDAY NIGHT...LATEST RADAR AND
VISIBLE SATELLITE IMAGERY SHOWS A FEW SHOWERS DEVELOPING OVER THE
EASTERN MOUNTAINS. THIS ACTIVITY WILL CONTINUE FOR A FEW HOURS
BEFORE DIMINISHING BY ABOUT 00Z. OTHERWISE EXPECT DECREASING
CLOUDINESS TONIGHT EXCEPT FOR SOME HIGH CIRRUS CLOUDS. LOWS WILL
BE IN THE 30S WITH 20S IN THE MOUNTAINS. IT WILL BE A BIT BREEZY
THIS EVENING IN THE CASCADE GAPS. TUESDAY AND WEDNESDAY WILL
FEATURE PARTLY TO MOSTLY SUNNY SKIES AND WARM TEMPERATURES. HIGHS
WILL BE WELL INTO THE 60S LOWER ELEVATION'S WITH 50S IN THE
MOUNTAINS. IT WILL BE A BIT BREEZY AGAIN TUESDAY AFTERNOON AND
EVENING IN THE CASCADE GAPS BUT ON WEDNESDAY THE WINDS WILL BE
LIGHT. WEDNESDAY AND THURSDAY MORNING LOWS WILL BE IN THE 20S WITH
30S IN THE MOUNTAINS. SO TO SUM THINGS UP...NO SIGNIFICANT
WEATHER CONCERNS FOR THE NEXT FEW DAYS. 78
LONG TERM...THURSDAY THROUGH MONDAY...A RIDGE OF HIGH PRESSURE
WILL BE OVER THE REGION THURSDAY AND FRIDAY FOR WARM AND DRY
CONDITIONS. TEMPERATURES COULD REACH THE MIDDLE 70S ON FRIDAY OVER
THE COLUMBIA BASIN. THE RIDGE GETS SUPPRESSED OFFSHORE ON
SATURDAY AND A STORM SYSTEM BEGINS TO AFFECT THE AREA IN
NORTHWEST FLOW ALOFT. THIS SYSTEM DOES NOT LOOK TO BE PARTICULARLY
STRONG PRODUCING MAINLY A FEW MOUNTAIN SHOWERS AND PERHAPS AN
ISOLATED THUNDERSTORM OVER WALLOWA COUNTY. ISOLATED MOUNTAIN
SHOWERS/SNOW SHOWERS MAY CONTINUE SUNDAY INTO MONDAY WITH COOLER
TEMPERATURES AND SNOW LEVELS 3000-5000 FEET. 78
PRELIMINARY POINT TEMPS/POPS
PDT 38 64 34 64 / 0 0 0 0
ALW 42 66 38 66 / 0 0 0 0
PSC 39 69 37 69 / 0 0 0 0
YKM 35 67 34 67 / 0 0 0 0
HRI 38 68 35 68 / 0 0 0 0
ELN 35 59 31 64 / 0 0 0 0
RDM 29 63 28 64 / 0 0 0 0
LGD 34 60 32 62 / 0 0 0 0
GCD 34 63 34 67 / 0 0 0 0
DLS 38 64 37 70 / 0 0 0 0
PDT WATCHES/WARNINGS/ADVISORIES
OR...NONE.
WA...NONE.
82/78/78
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