573
FXUS66 KMFR 141556
AFDMFR
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD OR
ISSUED BY NATIONAL WEATHER SERVICE PORTLAND OR
856 AM PDT WED MAY 14 2025
DISCUSSION
SATELLITE IMAGE SHOWS CLOUDS MOVING IN FROM THE
NORTHWEST, WITH A THICKER LAYER OF CLOUDS MAINLY ALONG AND NORTH
OF THE UMPQUA DIVIDE AND COAST. RADAR IS SHOWING VERY LIGHT
RETURNS AND THIS IN COMBINATION WITH A WEAK DISTURBANCE COULD
RESULT IN A FEW ISOLATED SHOWERS IN THE ABOVE MENTIONED AREAS.
OTHERWISE, IT WILL BE DRY WITH MILDER TEMPERATURES IN THE
AFTERNOON. CLOUD COVER WILL ALSO GRADUALLY DIMINISH THIS AFTERNOON
AS WEAK RIDGING BUILDS IN.
TONIGHT AND THURSDAY WILL BE DRY AND MILDER, THEN ANOTHER WEAK
SHORTWAVE COULD BRING OFF/ON SHOWERS ALONG THE COAST AND NORTH OF
THE UMPQUA DIVIDE. -PETRUCELLI
AVIATION...4/12Z TAFS.
MOSTLY A MIX OF VFR/MVFR OUT THERE THIS
MORNING, EXCEPT AREAS OF HIGHER TERRAIN OBSCURED. SOME LIGHT
RAIN/DRIZZLE AND LOCAL IFR IS POSSIBLE ALONG THE COAST THIS MORNING.
ISOLATED SHOWERS COULD ALSO AFFECT THE UMPQUA BASIN TODAY. CEILINGS
MOSTLY LIFT TO VFR THIS AFTERNOON, WITH VFR PERSISTING INTO THIS
EVENING. EXPECT MOSTLY VFR TONIGHT INTO THURSDAY MORNING, WITH
SOME LOCAL MVFR CEILINGS NEAR THE TERRAIN WEST OF THE CASCADES.
-SPILDE
MARINE...UPDATED 900 AM WEDNESDAY, MAY 13, 2025
A THERMAL
TROUGH WILL DEVELOP ALONG THE COAST AND THIS WILL BRING A RETURN
OF GUSTY NORTH WINDS, HIGHEST SOUTH OF CAPE BLANCO THIS AFTERNOON,
PERSISTING THROUGH AT LEAST THURSDAY EVENING. STEEP SHORT PERIOD
SEAS WILL DEVELOP, WITH CONDITIONS HAZARDOUS TO SMALL CRAFT,
ESPECIALLY FROM GOLD BEACH SOUTHWARD. WAVE CONDITIONS IMPROVE A
BIT FRIDAY, BUT LOW PRESSURE WILL BRING SHOWERS FRIDAY NIGHT INTO
SATURDAY FOLLOWED BY INCREASING WEST-NORTHWEST SWELL THIS WEEKEND.
-SPILDE/HERMANSEN
MFR WATCHES/WARNINGS/ADVISORIES
OR...NONE.
CA...NONE.
PACIFIC COASTAL WATERS...SMALL CRAFT ADVISORY FROM 2 PM THIS
AFTERNOON TO 8 PM PDT THURSDAY FOR PZZ356-376.
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