Deep Cold: Alaska Weather & Climate

Here's an updated plot of total October snowfall in Fairbanks, with 7.7" for 2010. The red line is the ten year running mean. While...

From 4pm Saturday, the Ocean Prediction Center analyzed a 939mb center. Whoa!

Another deep storm, this one in the southwestern Gulf of Alaska. The Ocean Prediction Center analysis had it as a 944 mb center at 10am ADT ...

Most of the Fairbanks area received 2 to 3 inches of snow on Friday. One exception was evidently up the Steese Highway, where the observer ...

The fractured occlusion from the old Bering Sea storm moved through late Thursday afternoon, with several hours of clearing behind it, but s...

1130am Thursday image from the Barrow Sea-Ice cam. As you can plainly see, there isn't any yet. Temperatures thus far this month are ave...

A Polar Orbiter mosaic image from 640am Thursday. The remains of the deep western Bering Sea storm are now centered just west of Saint Lawre...

While the lower 48 set a new all-time low sea-level pressure record Tuesday afternoon (955 mb at Bigfoot, MN), the first mega-storm of the ...

The 10am ADT surface analysis from Environment Canada shows two mega-storms. The 953 mb low in the southwest Bering and the record deep 957 ...

The deepest storm of record is ongoing in the upper mid-west today, with both Minnesota and Wisconsin setting all-time record low pressures....

The innocuous 991 mb low in the southern Sea of Okhotsk at 4am ADT Monday is destined to be a major storm in the Bering Sea in two days. Ala...

The slow start to the snow season is nowhere more extreme than in the central Alaska Range. Both Healy and Denali Park HQ have no snow cover...

Snow cover is getting patchy in exposed areas in town. Still solid if thin in the shade and on northern exposures. Photo from Alaska Climate...

Inversions are a source of constant wonder. For Friday October 22: Goldstream Valley Bottom: High 42F, low -1F, for a diurnal range of 43 de...

The inversion has grown this morning, with temperatures in the cold valley bottoms not much above zero and the hills not much below freezing...

A good set-up this morning for big inversions: warm air aloft, clear skies, snow cover, and what do ya know, at 8am: Goldstream Creek +7F, K...

It's getting to be that time of the year when inversions are not just for nighttime any more. With maximum solar elevation of just 15 de...

Snowfall amounts from Monday into early Tuesday are rolling in. Amounts are mostly typical of this kind of pattern. The surface analysis fro...

A 15 below sunrise at Fort Yukon Saturday morning. A solid band of stratus is visible toward the horizon.

This morning's705AM ADT infrared satellite image of northern Alaska shows a hodgepodge of clouds, but where skies remained clear, temp...