Follow EDN on Social Media |

September 23, 2022

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 AIR QUALITY ADVISORY IS IN EFFECT UNTIL FURTHER NOTICE FOR EASTERN LANE COUNTY DUE TO SMOKE FROM THE CEDAR CREEK WILDFIRE

HEALTH ADVISORIES

  • A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR ALL OF UPPER KLAMATH LAKE IN KLAMATH COUNTY INCLUDING SHOALWATER BAY DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES  YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER.
  • NOTE: A RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THE WILLAMETTE RIVER NEAR CATHEDRAL PARK IN NORTH PORTLAND  DUE THE PRESENCE OF A CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOM AND CYANOTOXINS ABOVE RECREATIONAL USE VALUES FOR HUMAN EXPOSURE. IT HAS BEEN EXPANDED UPSTREAM (SOUTH) TO THE WILLAMETTE COVE AREA NEAR THE SP&S RAILROAD BRIDGE. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE WHERE BLOOMS ARE, AS THE MAJOR RISK OF EXPOSURE IS FROM INGESTING WATER. THESE TOXINS ARE NOT ABSORBED THROUGH THE SKIN. HOWEVER, IF YOU HAVE SKIN SENSITIVITIES  YOU MAY GET A PUFFY RED RASH. IT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SPECIAL CARE SHOULD BE TAKEN WITH CHILDREN, ESPECIALLY THE YOUNGER ONES, WHEN THEY ARE NEAR THE WATER. BLOOMS CAN DEVELOP AND DISAPPEAR ON ANY BODY OF WATER AT ANY TIME, EVEN IN THE FALL AND WINTER IF CONDITIONS ARE FAVORABLE. ONLY A FRACTION OF WATER BODIES IN OREGON ARE MONITORED FOR CYANOBACTERIA, BLOOMS AND TOXINS DURING THE RECREATION SEASON, AND NO MONITORING OR SAMPLING IS PERFORMED ONCE RECREATION SEASON HAS ENDED. IT IS VERY IMPORTANT FOR PEOPLE TO BECOME FAMILIAR WITH SIGNS OF BLOOM, EXPOSURES, AND SYMPTOMS BY VISITING OHA’S CYANOBACTERIA HARMFUL ALGAE BLOOM WEBSITE AT:  http://www.healthoregon.org/hab.
  • A PERMANENT RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THE SOUTH UMPQUA RIVER AND MAINSTEM UMPQUA RIVER. THE ADVISORY COVERS THE SOUTH UMPQUA RIVER FROM CANYONVILLE DOWNSTREAM TO THE CONFLUENCE OF THE MAINSTEM UMPQUA RIVER, AND THE MAINSTEM UMPQUA RIVER DOWNSTREAM PAST ELKTON TO LAWSON BAR. PEOPLE IN THE BEDROCK ALONG THE RIVERS EDGE ARE ARE KNOWN TO DEVELOP CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED AT SEVERAL ACCESS AREAS ALONG THE RIVER.

THE WEATHER PATTERN

  • An Upper Level High Pressure Ridge (“Arch” shape) offshore takes over returning Summer-like temperatures. The graphics for days 1-3 show no frontal systems approaching Oregon. The graphics for days 3-7 Monday through Friday show a frontal system offshore Wednesday, then pushing through the Pacific Northwest Thursday. Then another front will be coming out of the Gulf of Alaska toward us next Friday.

Forecast for the South Willamette Valley including Eugene-Springfield:

  • Clear tonight,
  • Mostly sunny and a bit warmer Saturday, mostly clear Saturday night,
  • AM sun, partly cloudy and a bit warmer Sunday afternoon, mostly clear at night,
  • Mostly sunny and a bit warmer Monday, then mostly clear Monday night.
  • lows 48-52 highs 82-87.
  • Mostly sunny and a bit cooler Tuesday, partly cloudy in the evening, mostly cloudy late Tuesday night,
  • Mostly cloudy and a bit cooler Wednesday, mostly cloudy with a slight (20%) chance of rain late at night,
  • Clouds and sun with a slight (20%) chance of AM rain, a mix of clouds and sun Thursday afternoon, partly cloudy Thursday night,
  • Then partly cloudy and a bit warmer Friday.
  • highs 83-75 warming to 77 Friday lows 52-50. (Seasonal Averages high 75 low 46)

Forecast for the Umpqua Valley including Roseburg:

  • Clear with patchy fog late tonight,
  • Areas of AM fog, sunny and a bit warmer Saturday afternoon, mostly clear Saturday night,
  • AM sun, partly cloudy and a bit warmer Sunday afternoon, mostly clear at night,
  • Patchy AM fog, sunny and a bit warmer Monday afternoon, then mostly clear Monday night.
  • lows 52-57 highs 84-88.
  • Mostly sunny and a bit cooler Tuesday, partly cloudy in the evening, mostly cloudy late Tuesday night,
  • Mostly cloudy and cooler Wednesday, partly cloudy at night,
  • Partly cloudy Thursday and Thursday night,
  • Then partly cloudy and a bit warmer Friday.
  • highs 86-78 lows near 55. (Seasonal Averages high 78 low 51).

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

  • Mostly clear with patchy evening coastal fog and areas of coastal fog late tonight while mostly clear with patchy inland fog late tonight,
  • Areas of AM fog, sunny and warmer Saturday afternoon, mostly clear with patchy fog late Saturday night,
  • AM sun with areas of coastal fog while patchy inland fog, partly cloudy and a bit cooler Sunday afternoon, partly cloudy with areas of coastal fog late while patchy inland fog at night,
  • Some AM clouds with areas of fog, sunny and a bit cooler Monday afternoon, then partly cloudy Monday night.
  • lows 53-55 highs 77-74.
  • Partly cloudy and a bit cooler Tuesday, mostly cloudy Tuesday night,
  • Mostly cloudy with a slight (20%) chance of showers Wednesday and Wednesday night,
  • Then partly cloudy Thursday through Friday.
  • highs near 73 lows near 54. (Seasonal Averages high 66 low 50)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly clear tonight,
  • Sunny and a bit warmer Saturday, mostly clear Saturday night,
  • AM sun, partly cloudy and a bit warmer Sunday afternoon, partly cloudy at night,
  • Sunny Monday, then mostly clear Monday night.
  • free air freezing level 13,000 ft. tonight through Sunday, 13,000 ft. Sunday night, then 14,000 ft. Monday and Monday night.
  • lows 43-47 highs 73-75.
  • Mostly sunny and a bit cooler Tuesday, partly cloudy Tuesday night,
  • A mix of clouds and sun and cooler Wednesday, partly cloudy at night,
  • A mix of clouds and sun and a bit cooler Thursday, partly cloudy Thursday night,
  • Some AM clouds, then sunny and a bit warmer Friday.
  • free air freezing level 14,000 ft. Tuesday, 13,000 ft. Tuesday night, 12,000 ft. Wednesday through Thursday, 14,000 ft. Thursday night, then 13,000 ft. Friday.
  • highs 74-62 warming to 66 Friday lows 44-42.
  • For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

Posted In Uncategorized

Post navigation

8/ 22 Plenty of sunshine, but cooler to start your workweek today.

Leave a Reply

Logged in as weatherman. Log out?

Comment Search for:

Recent Posts

Recent Comments

Archives

Categories

Meta

_____

  • For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

Posted In Uncategorized

Post navigation

Mostly clear again tonight, then sunshine and slightly cooler for your Friday.

Leave a Reply

Logged in as weatherman. Log out?

Comment Search for:

Recent Posts

Recent Comments

Archives

Categories

Meta

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

  • Becoming mostly cloudy late tonight,
  • Some AM clouds, sunny and a bit warmer Friday afternoon, clear in the evening, partly cloudy late Friday night,
  • Mostly cloudy start, partly cloudy and slightly cooler Saturday afternoon, mostly clear at night,
  • Mostly sunny Sunday, then mostly clear Sunday night.
  • lows 54-56 cooling back to 54 Sunday night highs 70-69.
  • Mostly sunny and a bit warmer Monday, mostly clear Monday night,
  • Partly cloudy and slightly cooler Tuesday, partly cloudy at night,
  • Then partly cloudy Wednesday through Thursday.
  • highs 73-72 lows 54-56 cooling back to 54 Wednesday night. (Seasonal Averages high 66 low 54)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly clear tonight,
  • Mostly sunny and a bit cooler Friday, clear Friday night,
  • Sunny and a bit warmer Saturday, mostly clear at night,
  • Some AM clouds, mostly sunny and a bit cooler Sunday, then clear Sunday night.
  • free air freezing level 15,000 ft. falling to 14,000 ft. late tonight, 14,000 ft. rising to 15,000 ft. Friday afternoon, 15,000 ft. Friday night through Sunday, then 16,000 ft. Sunday night.
  • lows 49-47 highs 74-72 warming back to 74 Sunday.
  • Sunny and a bit warmer Monday, clear Monday night,
  • Sunny Tuesday, mostly clear at night,
  • Then mostly sunny and a bit cooler Wednesday and Thursday, mostly clear Wednesday night.
  • free air freezing level 16,000 ft. Monday through Thursday.
  • highs 80-75 lows 53-50.