I saw a NOAA report from the winter of 1963 that looked much like this.
Dr. Roger Pielke Sr. Alerts me to this map from the NOAA Climate Prediction Center and says:
Cannot recall last time I have seen such a cold anomaly forecast across almost entire USA.
Neither can I, have a look:
UPDATE: This map from Dr. Ryan Maue of WeatherBell shows that over 75% of the USA will be below freezing for overnight lows on December 8th:
Dr. Maue writes:
CONUS average low temp of 17°F for Dec 8th according to ECMWF 12z is exceptionally cold — there will surely be record lows.
The only state not showing a cold anomaly is Hawaii, the southernmost parts of Florida and Texas are also spared.
The 6-10 day outlook shows the western half of the USA and Alaska in a deep cold anomaly:
Maybe it has something to do with the “cold blob” I pointed out yesterday?
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