AgWeatherNet Weekly Weather Outlook for December 1 to December 7, 2012

Stormy Weather To Begin December

Nic Loyd, Meteorologist, 509-786-9357
Gerrit Hoogenboom, Director, 509-786-9371

Periodic storms will affect Washington through next week, bringing wind and rain at times, especially to western Washington. Temperatures will be above normal due to stronger mixing and a mild southwest flow from the Pacific. The mountains will also see periods of heavy rain and high elevation snow, with fluctuating snow levels as numerous weather systems pass through the region. Flooding is possible in some areas during the wet week ahead. Snow levels will begin fairly high on Saturday, and then fall to pass level on Sunday and Monday, before rising again around Tuesday. Highs will be in the 40s and 50s, with lows in the 30s and 40s. As a cold front moves through Washington on Wednesday, cooler and drier air will arrive by the end of next week.

Temperatures
  • Above average through the middle of next week, especially at night.
  • Cooling to near average later next week.

Rainfall
  • Rain in western Washington, with significant totals by the end of next week.
  • Rain at times east of the Cascades, along with dry periods.
  • Rain or snow in the mountains, heavy at times.
  • Drier by late next week.

Wind
  • Breezy at times.
  • Windy in central and eastern Washington on Sunday and Wednesday.

Frost Risk Summary
  • This weekend through the middle of next week: Generally low to moderate risk.
  • Late next week: Moderate to high risk.

8 to 14 Day Outlook - December 8 to 14
  • Seasonally active weather is likely into mid December.

Important Points about Next Week's Weather

South Central Washington
  • Normal conditions for this time of the year would be highs in the mid 40s and lows in the upper 20s to around 30.
Weekend
  • Rain likely at times, especially on Sunday morning. Becoming windy on Sunday.
  • Highs in the mid 40s to 50s.
  • Lows in the mid 30s to mid 40s.
Next Week
  • A chance of rain, especially around Tuesday.
  • Highs in the mid 40s to mid 50s, and then cooler late in the week.
  • Lows in the 30s to low 40s, and then cooler late in the week.

North Central Washington
  • Normal conditions for this time of the year would be highs around 40 and lows in the mid to upper 20s.
Weekend
  • Rain likely.
  • Highs in the upper 30s to 40s.
  • Lows in the 30s.
Next Week
  • Rain likely at times, especially around Tuesday.
  • Highs in the upper 30s to mid 40s, and then cooler late in the week.
  • Lows in the low to mid 30s, and then cooler late in the week.

Eastern Washington
  • Normal conditions for this time of the year would be highs in the low 40s and lows in the upper 20s to around 30.
Weekend
  • Rain likely.
  • Highs in the mid 40s to low 50s.
  • Lows in the mid 30s to mid 40s.
Next Week
  • Rain likely at times, especially around Tuesday or Wednesday.
  • Highs in the 40s, and then cooler late in the week.
  • Lows in the 30s to around 40, and then cooler late in the week.

Western Washington
  • Normal conditions for this time of the year would be highs in the upper 40s to around 50 and lows in the upper 30s.
Weekend
  • Rain and breezy.
  • Highs in the upper 40s to mid 50s.
  • Lows in the 40s to around 50.
Next Week
  • Rain and breezy early in the week. A chance of showers late in the week.
  • Highs in the mid 40s to mid 50s, and then cooler late in the week.
  • Lows in the 40s, and then cooler late in the week.

Washington State University