A clear sky combined with an abnormally cold air mass and fresh snow cover to produce bitterly cold temperatures across much of western and central Wyoming. The most notable low temperature was 25 below zero at the Casper-Natrona County International Airport. This reading set the all-time lowest March temperature for that location. At Worland Municipal Airport, the low temperature of 19 below zero broke the daily record low by 12 degrees and was the coldest temperature that late in the winter. Other notable low temperatures included 31 below zero at Afton, 22 below zero at Big Piney, and 43 below zero at Grant Village in Yellowstone Park.

Extreme Cold/Wind Chill in SOUTHWEST BIG HORN BASIN, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Temperatures fell as low as 17 below zero in Hot Springs County.

Extreme Cold/Wind Chill in SOUTHEAST BIG HORN BASIN, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The low temperature of 19 below zero was the coldest temperature reported so late in the year. A weather station in the town of Worland reported a low temperature of 21 below zero.

Extreme Cold/Wind Chill in GREEN MOUNTAINS & RATTLESNAKE RANGE, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Some of lowest temperatures recorded included 32 below zero near Sweetwater Station and 23 below zero at Jeffrey City.

Extreme Cold/Wind Chill in STAR VALLEY, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Very cold low temperatures were recorded in the Star Valley. The lowest temperatures was 31 below zero at the Afton airport.

Extreme Cold/Wind Chill in UPPER GREEN RIVER BASIN, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Very cold temperatures occurred in the Green River Basin. Notable temperatures included 24 below zero at Daniel and 22 below zero at the Big Piney Airport.

Extreme Cold/Wind Chill in SOUTH LINCOLN COUNTY, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Very cold temperatures occurred in southern Lincoln County. Notable temperatures included 20 below zero at Cokeville.

Extreme Cold/Wind Chill in YELLOWSTONE NATIONAL PARK, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Widespread low temperatures of at least 20 below zero were reported in Yellowstone National Park. The lowest temperatures reported was 43 below zero at Grant Village.

Extreme Cold/Wind Chill in JACKSON HOLE, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Several locations in the Jackson Valley reported low temperatures less than 20 below zero. This included 23 below zero at the Jackson Hole airport.

Extreme Cold/Wind Chill in WIND RIVER BASIN, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

A combination of fresh snow and a clear sky brought very cold temperatures to the Wind River Basin. The low of 13 below zero at the Riverton ASOS was the all-time coldest temperature so late in the season. Temperatures in the town of Riverton were even colder, falling as low as 23 below zero.

Extreme Cold/Wind Chill in LANDER FOOTHILLS, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The low temperature of 15 below zero at the Lander Airport broke the old record low of 11 below zero set in 1948.

Extreme Cold/Wind Chill in NATRONA COUNTY LOWER ELEVATIONS, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 13:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Numerous locations around Natrona County saw low temperatures fall under 20 below zero. The low temperature of 25 below zero at the Casper-Natrona County International Airport was the all-time record low for the month of March.

Extreme Cold/Wind Chill in UPPER GREEN RIVER BASIN FOOTHILLS, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Very cold temperatures occurred throughout the area. This included a low temperature of 20 below zero at the Pinedale airport.

Extreme Cold/Wind Chill in EAST SWEETWATER COUNTY, WYOMING
From 10-MAR-22 00:00:00 to 10-MAR-22 12:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Locations in East Sweetwater County saw temperatures fall below 20 below zero, including 24 below zero at Bitter Creek along Interstate 80.