370
NOUS46 KPQR 241536
PNSPQR
ORZ104-106-116>118-121-WAZ208-250345-
PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE PORTLAND OR
836 AM PDT SAT OCT 24 2026
...FROST AND FREEZE HEADLINES WILL NO LONGER BE ISSUED THIS
GROWING SEASON FOR THE UPPER HOOD RIVER VALLEY, SOUTH WASHINGTON
CASCADE FOOTHILLS, SOUTHERN WILLAMETTE VALLY, AND NORTH OREGON
COAST RANGE...
DURING THE DEFINED GROWING SEASON, NWS PORTLAND ISSUES FROST AND
FREEZE HEADLINES AS NEEDED FOR IMPACTS TO AGRICULTURE. THESE
HEADLINES INCLUDE FROST ADVISORIES, FREEZE WATCHES, AND FREEZE
WARNINGS. NWS PORTLAND DEFINES GROWING SEASON AS APRIL 1 THROUGH
OCTOBER 31 ACROSS ALL OF NORTHWEST OREGON AND SOUTHWEST
WASHINGTON FROM THE COAST TO THE CASCADE FOOTHILLS.
HOWEVER, NWS PORTLAND'S DEFINED GROWING SEASON ENDS BEFORE
OCTOBER 31 FOR A GIVEN NWS PUBLIC ZONE IF A HARD FREEZE OCCURS
WITH LOW TEMPERATURES AROUND 28 DEGREES OR COLDER. SINCE A HARD
FREEZE WAS OBSERVED OVER MUCH OF THE UPPER HOOD RIVER VALLEY
(PUBLIC ZONE ORZ121) ON SUNDAY MORNING, OCTOBER 18, THE DEFINED
GROWING SEASON HAS COME TO AN END FOR THIS ZONE. A HARD FREEZE WAS
ALSO OBSERVED OVER MUCH OF THE SOUTHERN WILLAMETTE VALLEY (PUBLIC
ZONES ORZ116, ORZ117, ORZ118), SOUTH WASHINGTON CASCADE FOOTHILLS
(PUBLIC ZONE WAZ208), AND THE NORTH OREGON COAST RANGE (PUBLIC
ZONES ORZ104, ORZ106) ON SATURDAY MORNING, OCTOBER 24. THEREFORE,
FROST AND FREEZE HEADLINES WILL NO LONGER BE ISSUED THIS GROWING
SEASON FOR THE UPPER HOOD RIVER VALLEY, SOUTHERN WILLAMETTE
VALLEY, SOUTH WASHINGTON CASCADE FOOTHILLS, AND NORTH OREGON COAST
RANGE. FROST AND FREEZE HEADLINES WILL RESUME FOR THESE PUBLIC
ZONES ON APRIL 1, 2027.
IF IMPACTS FROM ABNORMALLY COLD TEMPERATURES ARE EXPECTED AT ANY
TIME BETWEEN NOW AND MARCH 31, NWS PORTLAND WILL ISSUE COLD
HEADLINES AS NEEDED. THESE HEADLINES INCLUDE COLD WEATHER
ADVISORIES, EXTREME COLD WATCHES, AND EXTREME COLD WARNINGS.
PEOPLE ARE STRONGLY URGED TO FOLLOW LOCAL FORECASTS AND TAKE
PREVENTATIVE ACTIONS WHEN BELOW FREEZING TEMPERATURES ARE IN THE
FORECAST.
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