Author Archives: Mark Albright

Climate of Olympia WA: number of hot days

Posted on 24 June 2016

For Olympia Airport, (1941-2015), I have compiled the number of “hot” days (>= 89 F) per decade.  The threshold temperature for a hot day was set to make an annual mean frequency of about 7 days per year. 1940s*   … Continue reading →

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Late June hard freeze in eastern Oregon

Posted on 20 June 2016

Yesterday (19 June 2016) saw the temperature drop to 22 F at the Foster Flat RAWS site (elev 5000 ft) in the Harney Basin south of Burns .  This is the coldest temperature so far in the month of June 2016 … Continue reading →

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Mid-June 2016 Cold Spell in Oregon

Posted on 19 June 2016

On 15 June 2016, 41 out of 132 RAWS sites in Oregon reported a minimum temperature at or below the freezing point (32 F) with 2 sites in Klamath and Deschutes Counties reporting 23 F.  The 850 hPa temperature at Salem … Continue reading →

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125 Years ago: Willamette Valley climate of 1891

Posted on 19 June 2016

Going back 125 years ago to the summer of 1891 we find some things just never change…note the Salem Statesman on 6 August 1891 was concerned about climate change, as quoted in the August 1891 monthly report of the Oregon … Continue reading →

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Seattle Precipitation – Winter 2015-16

Posted on 11 March 2016

Seattle Sand Point (SEW) has seen measurable precipitation on each of the past 14 days (26 Feb – 10 Mar 2016).  This month, with 3.20 inches so far, is likely to be the 6th consecutive month with above normal precipitation … Continue reading →

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From 106 F to 28 F in eastern Washington in 5 days

Posted on 13 June 2015

Eastern Washington has been a land of temperature extremes this past week.  Earlier this week the temperature reached 106 F at Benton City on 8 June 2015 and several sites reached 105 F, including the Hanford climate station.  Now just … Continue reading →

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San Francisco Minimum Temperature Records – Downtown vs Airport

Posted on 6 June 2015

There seems to have been some strange climate change at work across San Francisco since 2000.  Daily minimum temperature records are very difficult to achieve at the airport in this the 21st century but still quite common in downtown San … Continue reading →

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