Heavy Snow in Montana, April 10 to 11, 2007

Name: Heavy Snow in Montana, April 10 to 11, 2007
Start: 2007-04-10T14:15
End: 2007-04-11T12:00
Location: Montana

April 10 to 11, 2007 · NWS TFX · 2 events in 2 counties and zones

An early spring storm brought heavy snow to portions of Judith Basin and Fergus counties.

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 2

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS TFX wrote it up.

An early spring storm brought heavy snow to portions of Judith Basin and Fergus counties.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Great Falls, MT wrote its last area forecast discussion before the first event at Apr 10, 1:33 PM MST, 42 minutes earlier.

Area forecast discussion, Apr 10, 1:33 PM MST, 42 minutes before

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Hazardous weather outlook, Apr 10, 1:55 PM MST, 20 minutes before

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Event by event

2 heavy snow. Local standard time, as filed.

Heavy Snow, Judith Basin

When: April 10, 2:15 PM MST to April 11, 12:00 PM MST
Where: Judith Basin forecast zone
Reported by: Trained Spotter

Snowfall amounts include 6 inches at Raynesford.

Heavy Snow, Fergus

When: April 10, 2:15 PM MST to April 11, 10:00 AM MST
Where: Fergus forecast zone
Reported by: Mesonet

Snowfall amounts include over 8 inches at the Crystal Lake SNOTEL site.

What these are

Heavy Snow: Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Montana in 2007 Every state in 2007 This day in weather history Warnings in Montana, April 2007

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 21554, 21555.