Here again is my weekly weather quiz. Today is your last chance this week to win. What is the largest non-human death toll from a tornado? Please place your answer as a comment after these forecasts. The first person to post the correct answer will win one week of free personalized forecasts tailored to your needs. Good luck.

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An upper level low is still spinning around offshore (see the blue arrows moving in a counterclockwise direction). The unsettled weather will continue as weak waves move into parts of the Pacific Northwest spun in by that low and another one that will replace it by Monday then pushing another complex frontal system through Oregon.

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Advisories: NONE AT THIS TIME.

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Here are your detailed forecasts. **

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: AM fog and clouds, becoming mostly cloudy with a slight (20%) chance of  afternoon showers today through Saturday evening, then partly cloudy Saturday night highs 66-69 lows near 43. A mix of clouds and sun Sunday then partly cloudy with a good (50%) chance of showers Sunday night high 70 low 45. Rain likely Monday and showers likely (60%) Monday night high 62 low 39. Mostly cloudy with a (40%) chance of showers Tuesday through Thursday highs 58-64 lows 37-40.

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Forecast for the Umpqua Basin including Roseburg: Partly cloudy this morning (patchy fog) then mostly cloudy with a slight (20%) chance of thunderstorms this afternoon high 68. Mostly cloudy with a slight  (20%) chance of showers tonight through Sunday lows 46-42 highs 68-72.  A (40%) chance of showers Sunday evening night then a (40%) chance of rain late at night low 47. Rain likely (60%) Monday and showers likely (60%)) Monday night and colder high 60 low 38.  Cloudy with a (40%) chance of  showers Tuesday and a  (50%) chance of showers Tuesday through Wednesday  highs 56-60 low 37.  Mostly cloudy with a slight (20%) chance of showers Wednesday night and a (30%) chance of showers Thursday low 40 high 65.

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Forecast for the South Oregon Coast including Coos Bay and North Bend:  Partly cloudy this morning inland, otherwise mostly cloudy with a slight (20%) chance of afternoon showers high 60. Mostly cloudy with a slight (20%) chance of showers tonight low 44. Mostly cloudy with a (30%) chance of showers Saturday and a slight (20%) chance Saturday night high 59 low 45. Mostly cloudy with a (40%) chance of showers Sunday and Sunday evening then rain likely (60%) late at night high 62 low 48. Mostly cloudy and cooler with rain likely (60%) Monday  and showers likely (60%) at night high 55 low 40. Mostly cloudy Tuesday through Thursday with a (50%) chance of showers highs 54-58 lows near 40.

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Forecast for the Cascades of Lane County:  AM clouds and sun then mostly cloudy with a slight (20%) chance of showers and possible thunderstorms this afternoon and evening then mostly cloudy with a slight (20%) chance of showers tonight snow level 8,000′ falling to 7,000′ high 58 low 35. Mostly cloudy with a (30%) chance of showers Saturday and evening clouds then partly cloudy with a slight (20%) chance  of showers Saturday night snow level 7,000′ falling to 6,500′ high 56 low 35. A mix of clouds and sun Sunday (free air freezing level 8,000′) then partly cloudy with a good (50%) chance of showers at night snow level 7,000′ high near 62 low 38. Rain likely (60%) and cooler Monday and showers likely (60%) Monday night snow level 6,000′ falling to 4,000′ high 49 low 28 . Mostly cloudy a (40%) chance of rain and snow showers Tuesday and  a (40%) chance of showers Tuesday night snow level 4,000′ rising to 4,500 high 42 low 27. Mostly cloudy with a (30%) chance of showers Wednesday through Thursday snow level 5,500′ highs 48-55 low 29.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.