Current Outlook

12/15/2017 Unsettled and Variable Weather on the Way

“The large high pressure ridge is finally weakening, which means that fresher and milder air will return to the lowlands this weekend. Although conditions should generally become more unsettled, the weather will be changeable and only briefly stormy. On Saturday, as an anemic system exits the region, a slight chance of rain may linger in the west, but mainly dry weather is expected elsewhere. The west is likely to see some rain on Sunday, which could eventually spread eastward toward Pullman a..”

Recent Outlooks

12/8/2017 High Pressure Continues to Dominate the Weather Pattern

“The stubbornly persistent ridge of high pressure that assumed residence over the Northwest on Monday will continue to be the main driver of our weather during the coming week. As a result, dry, calm, and stable conditions are likely to persist for much of the period. Air stagnation and areas of low clouds or fog should be the main issues for the lowlands in the coming days, as chilly temperatures look to linger for a while underneath the inversion. As we have observed recently, a lack of stor..”

12/1/2017 Unsettled This Weekend; Strong High Pressure Builds Next Week

“One final frontal passage will cause the recent unsettled weather pattern to persist into this weekend. Therefore, widespread light rain (and isolated wet snow), mountain snow, and breezes can be expected. However, the main meteorological storyline should be the major pattern change that is set to occur early next week. For the first time in a long while, a strong ridge of high pressure looks to develop across the region. As a result, rather calm, stable, and precipitation-free conditions ar..”

2017 Outlooks-Archive

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2015 Outlooks-Archive

2014 Outlooks-Archive

2013 Outlooks Archive

2012 Outlooks Archive

2011 Outlooks Archive

Washington State University