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Tim Chuey Weather

by | Jul 3, 2024 | Weather

July 4, 2024

Note: Weather is a constantly changing phenomenon and weather forecasting is a combination of science, experience, and intuition. The accuracy of any given forecast can chance due to unexpected changes in atmospheric conditions, so there are no guarantees the the actual weather will conform to the projected forecast.

ADVISORIES

  • AN EXCESSIVE HEAT WARNING IS IN EFFECT  FROM NOON TODAY UNTIL 11 PM SUNDAY FOR THE NORTH OREGON COAST RANGE LOWLANDS, THE CENTRAL OREGON COAST RANGE LOWLANDS, THE NORTHERN OREGON COAST RANGE, THE CENTRAL OREGON COAST RANGE, THE LOWER COLUMBIA RIVER, THE TUALATIN VALLEY, PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN, INNER PORTLAND METRO, EAST PORTLAND METRO, OUTER SOUTHEAST PORTLAND METRO, THE WEST CENTRAL  WILLAMETTE VALLEY, THE EAST CENTRAL WILLAMETTE VALLEY, THE BENTON COUNTY LOWLANDS, THE LINN COUNTY LOWLANDS, THE LANE COUNTY LOWLANDS, THE WEST COLUMBIA RIVER GORGE OF OREGON ABOVE 500 FT., THE WEST COLUMBIA RIVER GORGE, THE I-84 CORRIDOR,  THE UPPER HOOD RIVER VALLEY, THE CENTRAL COLUMBIA GORGE I-84 CORRIDOR, THE CLACKAMAS COUNTY CASCADE FOOTHILLS, THE CASCADE FOOTHILLS OF MARION AND LINN COUNTIES, AND THE LANE COUNTY CASCADE FOOTHILLS.
  • A HEAT ADVISORY IS IN EFFECT FROM NOON TODAY UNTIL 11 PM SUNDAY FOR THE NORTH OREGON CASCADES, THE CASCADES OF MARION AND LINN COUNTIES, AND THE CASCADES OF LANE COUNTY.
  • A HEAT ADVISORY IS IN EFFECT FROM NOON FRIDAY UNTIL 10 PM TUESDAY FOR THE JOHN DAY BASIN AND CENTRAL OREGON.
  • A HEAT ADVISORY IS IN EFFECT FROM 8 AM TODAY, UNTIL 9 PM MONDAY FOR CENTRAL DOUGLAS COUNTY, AND THE EASTERN DOUGLAS COUNTY FOOTHILLS.
  • A HEAT ADVISORY IS IN EFFECT FROM 8 AM TODAY UNTIL 9 PM MONDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL AND EASTERN LAKE COUNTY.
  • AN EXCESSIVE HEAT WARNING IS IN EFFECT FROM NOON FRIDAY  UNTIL 10 PM TUESDAY NIGHT FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE LOWER COLUMBIA BASIN OF OREGON, THE JOHN DAY BASIN, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, NORTH CENTRAL OREGON, AND CENTRAL OREGON.
  • AN EXCESSIVE HEAT WARNING IS IN EFFECT FROM 8 AM TODAY UNTIL 9 PM MONDAY FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A RED FLAG WARNING IS IN EFFECT UNTIL 8 AM TODAY FOR GUSTY EAST WINDS AND POOR OVERNIGHT RELATIVE HUMIDITY RECOVERY FOR THE WESTERN SISKIYOU NATIONAL FOREST AND THE WESTERN ROGUE BASIN INCLUDING THE ILLINOIS VALLEY.

HEALTH ADVISORIES

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

THE WEATHER PATTERN:

  • An Upper Level High Pressure Ridge (“Arch” shape) strengthens again over us bringing more sunshine and heat. The graphics for days 1-3  show no frontal systems near the Pacific Northwest. The graphics for days 3-7   Sunday through Thursday show no frontal systems sliding into the Pacific Northwest through the period. There will be a cold front to our northwest next Wednesday.
  • Note: Please be extra careful with fireworks. It’s very dry and we’ve already had some brush fires locally.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Sunny and warmer (Very Warm) today (Independence Day), mostly clear tonight,
  • Sunny and warmer (HOT!) Friday, clear at night,
  • Sunny and a bit warmer (VERY HOT!) Saturday, then clear Saturday night.
  • highs 93-105 lows 57-67.
  • Sunny and a bit cooler (Still VERY HOT!) Sunday, clear Sunday night,
  • Then sunny and a bit cooler (Still Very Warm) Monday, Tuesday, and Wednesday, clear each night.
  • highs 104-93 lows 57-55 (seasonal averages high 81 low 51)

Forecast for the Umpqua Valley including Roseburg:

  • Sunny and a bit warmer today (Independence Day), clear tonight,
  • Then sunny and a bit warmer (VERY HOT) Friday and Saturday, clear both nights,
  • highs 98-108 lows 63-66.
  • Sunny and a bit cooler (Still VERY HOT) Sunday, clear Sunday night,
  • Sunny and a bit cooler (STILL HOT) Monday, clear at night,
  • Then sunny and a bit cooler Tuesday and Wednesday, clear Tuesday night.
  •  highs 107-94 lows 63-60. (seasonal average high 83 low 56)

Forecast for the Oregon Coast including Coos Bay and North Bend:

  • Sunny and a bit warmer today (Independence Day), mostly clear tonight,
  • Sunny and a bit warmer Friday, mostly clear at night,
  • Mostly sunny Saturday, mostly clear Saturday night.
  • highs 79-86 lows 57-59 cooling to 56 Saturday night.
  • Mostly sunny and a bit cooler Sunday, Monday, and Tuesday, mostly clear each night,
  • Then mostly sunny Wednesday.
  • highs 78-72 lows 54-52. (seasonal average high 65 low 53)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Sunny and warmer today (Independence Day), mostly clear tonight,
  • Sunny and a bit warmer Friday, mostly clear at night,
  • Sunny Saturday, then clear Saturday night.
  • free air freezing level 16,000 ft. today, above 16,000 ft. falling to 16,000 ft. late tonight, 16,000 ft. rising to above 16,000 ft. Friday afternoon, then above 16,000 ft. Friday night through Saturday night.
  • highs 85-92 lows 55-59.
  • Sunny Sunday, clear Sunday night,
  • Sunny and a bit cooler Monday, clear at night,
  • Sunny Tuesday, clear Tuesday night,
  • Then sunny and a bit cooler Wednesday.
  • free air freezing level above 16,000 ft. Sunday through Wednesday.
  • highs 92-87 lows 57-55.