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Tim Chuey Weather

by | Jan 4, 2024 | Weather

January 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

  • A WINTER STORM WATCH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING FOR THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WATCH IS IN EFFECT FROM EARLY SATURDAY MORNING THROUGH SATURDAY EVENING FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
  • A WINTER STORM  WATCH IS IN EFFECT FROM EARLY SATURDAY MORNING THROUGH SATURDAY EVENING ABOVE 2,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND JACKSON COUNTY.
  • A WINTER STORM WATCH  IS IN EFFECT UNTIL 6 AM FRIDAY ABOVE 4,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON.
  • A BEACH HAZARDS STATEMENT FOR DANGEROUS SNEAKER WAVES IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 4 AM FRIDAY UNTIL 4 AM SUNDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A BEACH HAZARDS STATEMENT FOR DANGEROUS SNEAKER WAVES IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

HEALTH ADVISORIES

  • A PUBLIC HEALTH ADVISORY IS IN EFFECT FOR UNSAFE LEVELS OF FECAL BACTERIA IN OCEAN WATERS AT BEVERLY 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 A COMPROMISED IMMUNE SYSTEM SHOULD USE EXTRA CAUTION AS THEY ARE MORE VULNERABLE TO TO ILLNESSES FROM WATERBORNE BACTERIA. VISITORS SHOULD AVOID WADING IN NEARBY CREEKS, POLS OF WATER ON THE BEACH, OR IN DISCOLORED WATER, AND STAY CLEAR OF WATER RUNOFF FLOWING INTO THE OCEAN.
  • A RECREATIONAL USE HEALTH ADVISORY HAS BEEN EXPANDED FOR THE AREA FROM THE ROSS ISLAND LAGOON TO RIVERPLACE MARINA IN MULTNOMAH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER, THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS CATCH AND RELEASE FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS. DRINKING WATER FROM THE LAKE IS ESPECIALLY DANGEROUS.
  • A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR THE WILLAMETTE RIVER FROM ROSS ISLAND DOWNSTREAM (NORTH) TO THE AREA NEAR CATHEDRAL PARK IN PORTLAND, IN MULTNOMAH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER, THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.DO NOT DRINK THE WATER.
  • A RECREATIONAL USE HEALTH ADVISORY CONTINUES IN EFFECT FOR ARRONS LAKE, BUT HAS BEEN LIFTED FOR PETE’S SLOUGH AND STURGEON LAKE ON SAUVIE ISLAND DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE LAKE AND SLOUGH WHERE BLOOMS ARE, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER, THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT THE AREA AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.
  • A RECREATIONAL USE HEALTH ADVISORY IS IN EFFECT FOR AGENCY LAKE AND EXTENDED THE ADVISORY FOR THE SOUTHERN PORTION OF UPPER KLAMATH LAKE, FROM HOWARD’S BAY SOUTH TO THE LINK RIVER DAM  IN KLAMATH COUNTY DUE TO THE PRESENCE OF A CYANOBACTERIA BLOOM. PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS OF THE RESERVOIR WHERE BLOOMS ARE, AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, HOWEVER, THOSE WITH SKIN SENSITIVITIES MAY GET A PUFFY RED RASH. THE OREGON HEALTH AUTHORITY ENCOURAGES PEOPLE TO VISIT AND ENJOY ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BILKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY. SPRAYS COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.
  • 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) is sitting along the coast.  The graphics for days 1-3  show a cold front just offshore and moving into the Pacific Northwest today. The graphics for days 3-7  Sunday through Thursday show a series of frontal systems moving throughout the period.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with patchy fog and a slight (20%) chance of evening showers, mostly cloudy with patchy fog late tonight (0.10 in. of rain possible),
  • Mostly cloudy with patchy AM fog, mostly cloudy with a slight (20%) chance of rain and a bit cooler Friday afternoon, rain Friday night (0.50 in. of rain possible),
  • Mostly cloudy with AM rain and a slight (20%) chance  of thunderstorms, showers and a bit cooler Saturday afternoon, showers with a slight (20%) chance of thunderstorms at night,
  • Mostly cloudy with AM showers likely (70%), a good (50%) chance of showers Sunday afternoon, cloudy with a good (50%) chance of evening showers, then rain Sunday night.
  • lows 38-36 warming back to 38 Sunday night highs 49-45.
  • Mostly cloudy with rain and a bit warmer Monday, rain Monday night,
  • Mostly cloudy and a bit cooler with rain Tuesday and Wednesday, rain both nights,
  • Then mostly cloudy and a bit cooler rain and snow  showers likely (70%) Thursday.
  • highs 47-42 lows 42-34. (seasonal averages high 47 low 34)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with patchy fog and a (30%) chance of evening rain, mostly cloudy with patchy fog late tonight,
  • Sunny with patchy AM fog, partly cloudy and a bit cooler Friday afternoon, becoming cloudy with evening rain likely (70%), rain and snow late Friday night (1 in. of snow possible, snow level 2,000 ft.),
  • Mostly cloudy with patchy AM fog and rain and snow showers with a slight (20%) chance of thunderstorms, rain showers and snow showers with a slight (20%) chance of thunderstorms and a bit cooler Saturday afternoon and evening (snow level 2,000 ft.), rain showers with snow likely (70%) and a slight (20%) chance of thunderstorms late at night,
  • Mostly cloudy with patchy AM fog and a good (50%) chance of rain and snow with a slight (20%) chance of thunderstorms, a good (50%) chance of rain and snow Sunday afternoon, then patchy fog with a (40%) chance of rain and snow Sunday night.,
  • lows 37-34 warming to 38 Sunday night highs 50-42 warming to 45 Sunday.
  • Mostly cloudy with patchy AM fog, rain and a bit warmer Monday, rain Monday night,
  • Mostly cloudy with AM rain, rain and a bit warmer with a slight (20%) chance of thunderstorms Tuesday afternoon, evening rain and snow with a slight (20%) chance of thunderstorms, rain and snow late at night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday (AM snow possibly heavy at times), evening rain and snow showers, rain and snow showers likely (70%) late Wednesday night,
  • Then mostly cloudy with rain and snow showers likely (70%) Thursday.
  • highs 47-43 lows 43-36. (seasonal averages high 49 low 37).

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

  • Mostly cloudy with a slight (20%) chance of evening coastal rain and partly cloudy with patchy coastal fog late tonight while mostly cloudy with a (30%) chance of evening inland rain and partly cloudy with patchy inland fog late tonight (0.10 in. of rain possible),
  • Patchy AM inland fog, just partly cloudy and a bit cooler Friday afternoon, cloudy with evening rain, showers with a slight (20%) chance of thunderstorms  late Friday night (0.25 in. of rain possible),
  • Mostly cloudy showers and a slight (20%) chance of thunderstorms and a bit cooler Saturday (afternoon snow level 2,000 ft.), evening coastal showers with a slight (20%) chance of thunderstorms and coastal showers likely (70%) with a slight (20%) chance of thunderstorms late at night while inland evening showers and snow  showers with a slight (20%) chance of thunderstorms, inland showers and snow showers likely (70%) with a slight (20%) chance of thunderstorms late at night, patchy fog late,
  • Mostly cloudy with patchy AM fog and showers likely (70%) with a slight (20%) chance of thunderstorms and a bit warmer, a good (50%) chance of showers Sunday afternoon, then rain likely (70%) Sunday night.
  • lows 42-44 cooling to 40 Sunday night highs 53-46 warming to 48 Sunday.
  • Mostly cloudy and a bit cooler with rain Monday, rain Monday night,
  • Mostly cloudy with AM rain, showers with a slight (20%) of thunderstorms and a bit cooler and breezy Tuesday, showers and breezy with a slight (20%) chance of thunderstorms and breezy at night,
  • Mostly cloudy and breezy with showers and a slight (20%) chance of thunderstorms a bit cooler Wednesday, evening showers, showers likely (70%) late Wednesday night, (20%) rain and breezy Wednesday night,
  • Then mostly cloudy with showers likely (70%) Thursday.
  • highs 48-52 cooling to 47 Wednesday lows near 45-38. (seasonal averages high 53 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with evening rain and snow showers, becoming partly cloudy late tonight (0.10 in. of rain possible, 1 in. of snow possible),
  • Mostly sunny start, a mix of clouds and sun and a bit cooler Friday afternoon rain and snow Friday night (0.50 in. of rain possible, 2-5 in., of snow possible, snow possibly heavy at times late at night),
  • Mostly cloudy with AM snow (snow possibly heavy at times), a bit cooler with snow showers Saturday afternoon, snow showers at night,
  • Mostly cloudy and a bit cooler with snow showers Sunday, a good (50%) chance of evening snow showers, then snow late Sunday night.
  • snow level 4,500 ft. tonight, free air freezing level at the surface rising to 4,500 ft. Friday afternoon, snow level 2,500 ft. Friday night and Saturday, 11,500 ft. Saturday night, then 2,000 ft. Sunday and Sunday night.
  • lows 22-20 highs 33-26.
  • Mostly cloudy with snow and rain and a bit warmer Monday, rain and snow Monday night,
  • Mostly cloudy with rain and snow and a bit cooler Tuesday (snow possibly heavy at times), snow possibly heavy) at night,
  • Mostly cloudy and a bit cooler with snow, possibly heavy at times, Wednesday, evening snow (possibly heavy at times), a good (50%) chance of snow late Wednesday night,
  • Then mostly cloudy with snow Thursday (snow possibly heavy at times).
  • snow level 3,500 ft. Monday, 5,000 ft. Monday night, 4,000 ft. Tuesday, 2,000 ft. Tuesday night, 1,500 ft. Wednesday, then at the surface Wednesday night and Thursday.
  • highs 32-26 lows 28-20.