@markingalls
Active 7 months ago-
Mark Ingalls wrote a new post, Warmup coming to Portland and WIllamette Valley after freezing rain Tuesday night, on the site Ingalls Weather 10 months, 1 week ago
Temperatures in Northwest Oregon and Southwest Washington remained below freezing Sunday after a cold front and low pressure system brought snow and damaging winds to the region. Oregon Public Broadcasting reports […]
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Mark Ingalls wrote a new post, Winter storm weekend for Portland metro and Willamette Valley, on the site Ingalls Weather 10 months, 2 weeks ago
Arctic air diving south out of Canada on Friday and a low pressure system making landfall on the Oregon Coast Saturday will create a dynamic weather pattern through the weekend in the Pacific Northwest. As a […]
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Mark Ingalls commented on the post, Frigid temps for the Inland Northwest, heavy snow possible in Northeast Oregon, on the site Ingalls Weather 10 months, 2 weeks ago
Thank you for the kind words! I agree, it doesn’t take much stupid driving to create big problems during snow.
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Mark Ingalls wrote a new post, Frigid temps for the Inland Northwest, heavy snow possible in Northeast Oregon, on the site Ingalls Weather 10 months, 2 weeks ago
An arctic cold front moving southwestward across the Columbia Basin is bringing a plunge in temperatures. When it passed through Moses Lake on Thursday afternoon, the temperature dropped from 32°F (0°C) at 13:45 t […]
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Thank you for the kind words! I agree, it doesn’t take much stupid driving to create big problems during snow.
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Mark Ingalls wrote a new post, Winter weather advisory for Portland metro as compact low moves through, on the site Ingalls Weather 10 months, 2 weeks ago
A compact low pressure system embedded within the regional flow pattern is forecast to track near the Portland metro to produce heavy precipitation Tuesday night into early Wednesday morning. This has prompted […]
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Mark Ingalls wrote a new post, Blizzard warning for the Cascades, wind alerts for Columbia Basin, on the site Ingalls Weather 10 months, 2 weeks ago
A strong low pressure system and associated frontal boundaries are forecast to approach the Pacific Northwest from the northwest producing heavy precipitation and windy conditions throughout the region. Travel is […]
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Mark Ingalls wrote a new post, Christmas winter weather advisory for the Tri-Cities and Yakima, on the site Ingalls Weather 11 months ago
The National Weather Service has issued a winter weather advisory for the Columbia Basin and Yakima Valley from 10:00 Monday to 10:00 Tuesday. The Cascade Mountains also have an alert posted, but Walla Walla was […]
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Mark Ingalls wrote a new post, Flood watch for Portland metro as Pineapple Express takes aim, on the site Ingalls Weather 11 months, 3 weeks ago
A prolonged period of wet weather has begun in the Pacific Northwest to kick off meteorological winter. For most, rain started Thursday and the east wind coming through the Columbia Gorge was cold enough to allow […]
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Mark Ingalls wrote a new post, Cold season temperature inversions, on the site Ingalls Weather 1 year ago
From about November to February temperature inversions accompanied by low clouds and fog are a common weather feature in the Columbia Basin. These are not unique to the Columbia Basin with many valleys throughout […]
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One other region notorious for winter inversions: the Po Valley in northern Italy. The city of Milan is infamous for fog & smog.
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Mark Ingalls wrote a new post, Elevated earthquake activity at Mount St. Helens but no eruption imminent, on the site Ingalls Weather 1 year ago
An increase in seismic activity beneath Mount St. Helens that started on July 15, 2023 continued this week, reports the Cascades Volcano Observatory. Seismologists were able to locate nineteen earthquakes this […]
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Mark Ingalls wrote a new post, Hurricane-force storm in Alaska to bring rain and mountain snow to most of the West Coast, on the site Ingalls Weather 1 year ago
A rapidly intensifying low pressure system is moving north through the Gulf of Alaska on Wednesday afternoon. It is forecast to make landfall on or near Alaska’s Kenai Peninsula early Thursday morning.
Off t […]
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Mark Ingalls commented on the post, How to read surface weather analysis maps, on the site Ingalls Weather 1 year ago
Sorry to hear the images didn’t work for you but glad the links did!
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Mark Ingalls wrote a new post, How to read surface weather analysis maps, on the site Ingalls Weather 1 year ago
Surface weather analysis charts are a treasure trove of information about regional and continent-scale weather patterns. They are full of a variety of symbols that can give a good at-a-glance view of what […]
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Sorry to hear the images didn’t work for you but glad the links did!
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Mark Ingalls wrote a new post, Cool and wet weather returning to the Northwest this weekend, on the site Ingalls Weather 1 year, 1 month ago
Ridging over the Pacific Northwest on Wednesday along with a strong low in the Gulf of Alaska are driving mostly sunny and seasonably warm conditions in the Portland area. Meanwhile to the north, a Pineapple […]
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Mark Ingalls wrote a new post, Fake monsoon bringing possible t-storms Monday and Tuesday, on the site Ingalls Weather 1 year, 6 months ago
Showers were already being observed in the Columbia Basin and Yakima Valley before 04:00 Monday thanks to an upper level low pressure system centered near Central Oregon. This pattern is pulling moisture up from […]
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Mark Ingalls wrote a new post, Heat for the weekend, t-storms possible Monday, on the site Ingalls Weather 1 year, 6 months ago
Ridging is building over the American West today into the weekend, leading to a regional heat wave in the Pacific Northwest. Above average temperatures are forecast for the Columbia Basin, though things aren’t […]
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Mark Ingalls wrote a new post, Some clouds Wed afternoon with heat wave on tap this weekend, on the site Ingalls Weather 1 year, 6 months ago
Tri-Cities weather
May 10, 2023Starting the day with just a few clouds moving about the Columbia Basin. A weak trough is forecast to pass overhead so that with daytime heating, cumulus development is likely […]
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Mark Ingalls wrote a new post, Upgrade to European weather model Summer 2023 to bring forecast improvements, on the site Ingalls Weather 1 year, 6 months ago
The medium-range global weather model run by the European Center for Medium-Range Forecasts (ECMWF) is slated to be upgraded to Cycle 48r1 late June 2023. Upgrades or replacements of weather models are common as […]
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Mark Ingalls wrote a new post, Rain showers and mostly cloudy Tue, heat wave this weekend, on the site Ingalls Weather 1 year, 6 months ago
Tri-Cities weather
May 9, 2023An upper level low pressure system is moving eastward into the Northern Rockies Tuesday morning. Rain showers and isolated thunderstorms, mostly south of the Tri-Cities, will […]
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Mark Ingalls wrote a new post, Rain showers and breezy Friday, drier and warmer Saturday, on the site Ingalls Weather 1 year, 6 months ago
Tri-Cities weather • Friday, May 5, 2023
Expect mostly cloudy skies throughout the day with off and on light rain showers. With the San Francisco low that drove our conditions most of the week having moved o […]
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