Follow EDN on Social Media |

May 26, 2023

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

  • NONE AT THIS TIME.

HEALTH ADVISORIES

  • A PUBLIC HEALTH ADVISORY IS IN EFFECT DUE TO UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT NYE BEACH IN LINCOLN COUNTY. PEOPLE SHOULD AVOID DIRECT CONTACT WITH THE WATER IN THIS AREA UNTIL THE ADVISORY IS LIFTED. UNSAFE LEVELS OF FECAL BACTERIA CAN CAUSE DIARRHEA, STOMACH CRAMPS, SKIN RASHES, UPPER RESPIRATORY INFECTIONS, AND OTHER ILLNESSES. CHILDREN, THE ELDERLY, AND THOSE WITH COMPROMISED IMMUNE SYSTEM SHOULD USE EXTRA CAUTION AS THEY ARE MORE VULNERABLE TO ILLNESS FROM WATERBORNE BACTERIA. VISITORS SHOULD AVOID WADING IN NEARBY  CREEKS, POOLS OF WATER ON THE BEACH, OR IN DISCOLORED WATER, AND STAY CLEAR OF WATER RUNOFF FLOWING INTO THE OCEAN.
  • 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 Low Pressure Trough (“U” shape) still rules our weather.  The graphics for days 1-3  show no fronts moving over the Pacific Northwest. The graphics for days 3-7  Monday through next Friday show a frontal system moving in between Monday and Tuesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly sunny and a bit warmer today, partly cloudy tonight,
  • A mix of clouds and sun and a bit cooler Saturday, mostly clear at night,
  • Mostly sunny Sunday, then mostly clear Sunday night.
  • highs 82-74 lows 52-46.
  • Sunny and a bit warmer Monday (Memorial Day), clear Monday night,
  • Mostly sunny and a bit cooler Tuesday, mostly clear at night,
  • Mostly sunny and a bit cooler Wednesday, partly cloudy Wednesday night,
  • Then partly cloudy and a bit cooler Thursday.
  • highs 79-72 lows near 46.  (seasonal averages high 70 low 45)

Forecast for the Umpqua Valley including Roseburg:

  • AM clouds, sunny and a bit warmer this afternoon, partly cloudy tonight,
  • AM clouds, partly cloudy and cooler Saturday, partly cloudy at night,
  • Some AM clouds, mostly sunny and a bit warmer with a slight (20%) chance of thunderstorms Sunday afternoon, then mostly clear Sunday night.
  • highs 82-73 warming to 77 Sunday lows 53-49 warming to 52 Sunday night.
  • Mostly sunny and a bit warmer Monday (Memorial Day), mostly clear Monday night,
  • Mostly sunny and a bit cooler Tuesday and Wednesday, mostly clear both nights,
  • AM sun, then partly cloudy and a bit cooler Thursday afternoon.
  • highs 83-76 lows 52-49. (seasonal averages high 73 low 50)

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

  • Cloudy and a bit warmer with areas of AM coastal fog while cloudy with patchy inland AM fog and sunny a bit warmer inland this afternoon, mostly cloudy tonight,
  • Mostly cloudy start, partly cloudy and a bit cooler Saturday afternoon and evening, mostly cloudy late at night,
  • Some AM clouds, mostly sunny and a bit warmer Sunday afternoon, then mostly clear Sunday night.
  • highs 65-62 warming back to 65 Sunday lows 52-46 warming to 48 Sunday night.
  • Mostly sunny and a bit warmer Monday (Memorial Day), mostly clear Monday night,
  • Mostly sunny and a bit cooler Tuesday, mostly clear at night,
  • Mostly sunny Wednesday, mostly clear Wednesday night,
  • AM sun, then partly cloudy Thursday afternoon.
  • highs 66-64 lows 48-46. (seasonal averages high 62 low 49)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly sunny with a slight (20%) chance of showers and thunderstorms this afternoon and evening, just partly cloudy late tonight,
  • A mix of clouds and sun with a slight (20%) chance of showers and a bit cooler Saturday afternoon, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late at night,
  • Mostly sunny and a bit warmer Sunday, then mostly clear Sunday night.
  • snow level above 8,000 ft. today through Saturday night, free air freezing level 11,000 ft. Sunday, then 12,000 ft. Sunday night.
  • highs 66-62 warming to 65 Sunday lows 42-38 warming back to 42 Sunday night.
  • Mostly sunny and a bit warmer Monday (Memorial Day), mostly  clear Monday night,
  • Mostly sunny a bit cooler Tuesday with a slight (20%) chance of afternoon showers, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late at night,
  • AM sun, partly cloudy and a bit cooler with a slight (20%) chance of showers Wednesday afternoon and evening, just partly cloudy late Wednesday night,
  • Partly cloudy with a slight (20%) chance of AM showers, then partly cloudy and a bit cooler with a (30%) chance of showers Thursday afternoon.
  • free air freezing level 12,000 ft. Monday and Monday night, then snow level above 8,000 ft. Tuesday through Thursday.
  • highs 68-62 lows 42-40.