With the rebound from negative to neutral Arctic Oscillation, subtropical warmth has made a return to the mid latitudes.
Note the warmth over much of the United States and Europe with a return to cold over Greenland.
Credit: Tropical Tidbits
6 days from now it’s opposite as the AO is heading back into the tank.
Credit: Tropical Tidbits
Credit: Tropical Tidbits
Credit: Tropical Tidbits
The heat first started across Southern California and Southwest earlier in the week and will end in the Northeast this weekend. 97 degrees was achieved in Anaheim, CA a few days ago, 92 degrees in Kansas Thursday and today could see 60s reach New England, a huge contrast to last weekend when NYC dipped to -1 and Boston -9.
Credit: weather.com
From weather.com
All-time February record highs were set on Thursday in six states including Roswell, New Mexico (91 degrees); Gage, Oklahoma (90 degrees, tied); Garden City, Kansas (89 degrees); Dodge City, Kansas (88 degrees); Lamar, Colorado (87 degrees); Dalhart, Texas (85 degrees, tied); Goodland, Kansas (82 degrees); Pueblo, Colorado (81 degrees, tied); Valentine, Nebraska (78 degrees, tied); Sidney, Nebraska (76 degrees, tied).
Other daily record highs were broken or tied across the region, such as Lubbock (87 degrees); Amarillo (86 degrees); El Paso (85 degrees); Concordia (79 degrees); Topeka (78 degrees); Wichita (77 degrees); Springfield, Missouri (74 degrees, tied); Denver (73 degrees).
Goodland, Kansas, along Interstate 70 in far northwest Kansas, reached the 80-degree mark Thursday for only the fifth February day on record, there, dating to 1895.
Roswell, New Mexico joined the 90-degree club for the earliest date on record Thursday, easily eclipsing the previous earliest 90-degree day of March 2, 1967.
Friday’s Record Warmth
Daily record highs were set at St. Louis (77 degrees); Springfield, Missouri (72 degrees); Flint (61 degrees); Bismarck (60 degrees).
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Credit: WeatherNation
Part of the reason for such a blowtorch on the Plains was down to powerful winds blowing over the Rockies.
Winds gusted beyond 80 mph in Wyoming and South Dakota.
Credit: WeatherNation
The combination of a thunderstorm coupled with pressure gradient, generated a wind gust of 148 mph over Monarch Pass, CO Thursday.
Credit: weathernation
Still warm in Plains Saturday but warmth expands east through the weekend.
60s For New York and Boston Today
Following a cold start in the -0, 0s and 10s yesterday with highs only in the 20s and 30s, the warmth which started in the Southwest reached the Northeast and New England this afternoon. New York City topped 61 degrees. That was the first 60 of 2016, less than a week from it’s coldest February temp since 1967.
A big swing in temperature at Central Park this winter.
Boston managed 60 degrees today, up 69 degrees from last Sunday’s coldest temp in 59 years.
Latest GFS operational shows next week’s low tracking north or just west of the Appalachians but there’s still a lot of uncertainty over this.
Credit: Tropical Tidbits
Credit: Tropical Tidbits
Then the model has another clipper system with a major arctic high diving south behind which could drop the Big Cities into the single digits once again.
Credit: Tropical Tidbits
Credit: Tropical Tidbits
See the video for the discussion.
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