Here is my weekly weather quiz question for the last time “What is a “PIBAL?” Here is the correct answer.  PIBAL is a Pilot balloon. A small helium-filled meteorological balloon that is tracked as it rises through the atmosphere to determine how wind speed and direction change with altitude.

ADVISORIES:

• A WINTER STORM WARNING IS IN EFFECT FROM 4 PM SUNDAY UNTIL 4 PM MONDAY ABOVE 1,000 FT. FOR THE NORTHERN OREGON CASCADE FOOTHILLS AND THE NORTHERN OREGON CASCADES.
• A WINTER STORM WARNING IS IN EFFECT FROM 10 PM SUNDAY UNTIL 4 PM MONDAY ABOVE 1,000 FT. FOR THE CASCADE FOOTHILLS IN LANE COUNTY, AND THE CASCADES IN LANE COUNTY.
• A WINTER STORM WARNING IS IN EFFECT FROM 4 PM SUNDAY UNTIL 4 PM MONDAY ABOVE 1,000 FT. FOR THE UPPER HOOD RIVER VALLEY.
• A WINTER STORM WARNING IS IN EFFECT FROM 10 PM SUNDAY UNTIL 1 AM TUESDAY FOR NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
• A WINTER STORM WARNINGIS IN EFFECT FROM 10 PM SUNDAY TUNTIL 1 AM TUESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
• A WINTER STORM WARNING IS IN EFFECT FROM 4 PM SUNDAY UNTIL 4 PM MONDAY ABOVE 3,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
• A WINTER STORM WATCH IS IN EFFECT FROM FROM SUNDAY EVENING THROUGH LATE MONDAY NIGHT ABOVE 3,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON.
• A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM SUNDAY UNTIL 4 PM MONDAY ABOVE 1,000 FT. FOR THE CENTRAL COAST RANGE OF OF WESTERN OREGON.
• A WIND ADVISORY IS IN EFFECT FROM 3 PM SUNDAY UNTIL 3 PM MONDAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
• A WIND ADVISORY IS IN EFFECT FROM 11 AM MST UNTIL 8 PM MST MONDAY FOR THE OREGON LOWER TREASURE VALLEY.
• A WIND ADVISORY IS IN EFFECT FROM 7AM UNTIL 10 PM MONDAY FOR CENTRAL AND EASTERN LAKE COUNTY
• A HIGH WIND WATCH IS IN EFFECT FROM 8 AM MST TO 5 PM MST MONDAY FOR HARNEY COUNTY AND MALHEUR COUNTY.
• A BEACH HAZARDS STATEMENT FOR DANGEROUS SNEAKER WAVES IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON 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 LATE SUNDAY NIGHT FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

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.

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• Mostly clear this evening, partly cloudy with patchy fog late tonight,
• Patchy AM fog, mostly cloudy and a bit cooler with a slight (20%) chance of rain Sunday afternoon, cloudy with a good (50%) chance of evening rain, rain late  Sunday night (0.25 in. of rain possible, snow level 2,500 ft. late Sunday night,
• Mostly cloudy and colder with rain showers and snow with a slight (20%) chance of thunderstorms Monday (snow level 1,500 ft.), a good (50%) chance of rain and snow late at night (snow level 900 ft.),
• Mostly cloudy with a (30%) chance of rain and snow and a bit warmer Tuesday, a (40%) chance of evening rain and snow, then a (40%) chance  of rain late Tuesday night.
• lows 39-42 cooling to 35 Monday night warming to 40 Tuesday night highs 60-47 warming to 49 Tuesday.
• Mostly cloudy and a bit warmer with rain Wednesday, rain Wednesday night,
• Mostly cloudy and a bit cooler with rain and snow Thursday (AM snow possibly heavy at times), rain and snow at night,
• Mostly cloudy with rain and snow and a bit cooler Friday, evening rain and snow, rain and snow likely (70%) late Friday night,
• Then mostly cloudy with rain and snow likely (70%) Saturday.
• highs 52-43 lows 39-32t. (seasonal average high 56 low 38)

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Partly cloudy this evening with patchy inland fog, mostly cloudy with patchy inland fog late tonight,
• Patchy AM inland fog, mostly cloudy and a bit cooler with a slight (20%) chance of rain Sunday afternoon, cloudy with rain Sunday night (0.25 in. of rain possible),
• Mostly cloudy and a bit cooler with coastal showers likely (70%) and a slight (20%) chance of  thunderstorms Monday while inland AM rain and a slight (20%) chance of thunderstorms with inland showers likely (70%) and a slight (20%) chance of thunderstorms Monday afternoon (snow level 1,500 ft.), a good (50%) chance of evening coastal showers with a slight (20%) chance of thunderstorms and a good (50%) chance of coastal rain late at night while inland evening showers and a slight (20%) chance of thunderstorms and a good (50%) chance of inland rain and snow late at night (snow level 1,500 ft.),
• Mostly cloudy with a (30%) chance of rain Tuesday, a good (50%) chance of evening rain, then rain Tuesday night.
• lows 42-38 warming to 44 Tuesday night highs 56-49.
• Mostly cloudy and a bit warmer with rain and breezy Wednesday and Wednesday night,
• Mostly cloudy and a bit cooler with rain and breezy Thursday, rain and snow and breezy at night,
• Mostly cloudy and breezy with rain and snow and a bit cooler Friday, evening rain and snow, rain and snow likely (70%) late Friday night,
• Then mostly cloudy and a bit warmer with rain and snow Saturday.
• highs 53-44 warming to 46 Friday night lows 42-36. (seasonal average high 56 low 38)