Yet another spring storm system brought widespread precipitation (a mix of rain and snow) to a large portion of Central and Southwest Montana. It was a heavy, wet snow with many areas reporting 1���/hr snowfall rates at times. The heavier snowfall rates overcame the warmer ground and air temps, allowing snow to accumulate. This event is also noteworthy because of the significant liquid-equivalent precipitation amounts that occurred.

Winter Storm in CASCADE, MONTANA
From 12-APR-18 14:00:00 to 12-APR-18 14:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Heavy snow impacted a large portion of Cascade County causing significant reductions in visibility for several hours. Event total snowfall ranged from 3 to 12 inches.

Winter Storm in FERGUS, MONTANA
From 12-APR-18 16:00:00 to 12-APR-18 16:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Widespread moderate to heavy snow impacted Fergus County, causing significant reductions in visibility. Snowfall across the county ranged from 3 to 14 inches, likely causing similar impacts as nearby counties that experienced comparable snowfall totals.

Winter Storm in EASTERN GLACIER, MONTANA
From 12-APR-18 10:00:00 to 12-APR-18 10:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Widespread moderate to heavy snow impacted portions of Glacier County, causing significant reductions in visibility. Snowfall rates likely reached 1 inch per hour at times. Snowfall across the county ranged from 4 to 6 inches, likely causing similar impacts as nearby counties that experienced comparable snowfall totals.

Winter Storm in MEAGHER, MONTANA
From 12-APR-18 11:00:00 to 12-APR-18 11:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Moderate to heavy snow impacted Meagher County, causing significant reductions in visibility. Snowfall rates likely reached 1 inch per hour at times. Snowfall across the county ranged from 2 to 7 inches, likely causing similar impacts as nearby counties that experienced comparable snowfall totals.

Winter Storm in MADISON, MONTANA
From 12-APR-18 15:00:00 to 12-APR-18 15:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A band of heavy snow impacts portions of Madison County, likely producing 1 inch per hour or greater snowfall rates. The period of heavier snow only lasted about 3 hours, but produced 4 to 8 inches in a relatively short amount of time. This led to significant travel issues over Norris Hill.

Winter Storm in SOUTHERN ROCKY MOUNTAIN FRONT, MONTANA
From 12-APR-18 07:00:00 to 12-APR-18 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A band of heavy snow with snowfall rates reaching or exceeding 1 inch per hour sat over Pondera County for several hours, producing up to 10 inches of snow in a relatively short amount of time. This led to significant reductions in visibility, near whiteout conditions, and difficult travel.

Winter Storm in EASTERN TETON, MONTANA
From 12-APR-18 07:00:00 to 12-APR-18 07:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A band of heavy snow with snowfall rates reaching or exceeding 1 inch per hour sat over Teton County for several hours, producing 3 to 8 inches of snow in a relatively short amount of time. This led to significant reductions in visibility, near whiteout conditions, and difficult travel. There was also some blowing and drifting of snow in the eastern half of the county.

Winter Storm in TOOLE, MONTANA
From 12-APR-18 10:00:00 to 12-APR-18 10:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A band of heavy snow with snowfall rates reaching or exceeding 1 inch per hour impacted Toole County, producing 4 to 10 inches of snow in a relatively short amount of time. This led to significant reductions in visibility. This likely led to difficult travel as well based on similar reports from nearby counties with comparable snowfall amounts.

Winter Storm in EASTERN PONDERA, MONTANA
From 12-APR-18 08:00:00 to 12-APR-18 08:00:00 (MST-7)
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A band of heavy snow with snowfall rates reaching or exceeding 1 inch per hour sat over Pondera County for several hours, producing up to 10 inches of snow in a relatively short amount of time. This led to significant reductions in visibility, near whiteout conditions, and difficult travel.