Alert archive / Heavy Snow Warnings / 2007
Heavy Snow Warnings in the United States, May 2007
10 heavy snow warnings in May 2007. Each alert counts once, however many counties it covered. The archive of heavy snow warnings reaches back to 2005.
Heavy Snow Warnings by state
Each state shaded by its count. Tap a state for its own archive.
- Heavy Snow Warnings
- 10
- Busiest day
- May 5, 20072 heavy snow warnings
Over time
By day
Days in UTC, the clock the archive keeps.
By state
Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.
- Montana45
- Idaho44
- Washington34
- Oregon23
- Alaska22
- Colorado17
- Utah16
- Kansas16
- New York14
- California14
- Michigan12
- Maine11
- Pennsylvania11
- Texas9
- Massachusetts8
- New Hampshire8
- Nebraska8
- Minnesota7
- New Mexico7
- Nevada7
- Vermont6
- West Virginia6
- Iowa5
- North Dakota5
- Connecticut5
- Indiana4
- Wyoming4
- Arizona4
- South Dakota4
- Missouri4
- Oklahoma4
- Virginia3
- Maryland3
- Kentucky3
- Wisconsin2
- North Carolina2
- Ohio2
- Illinois1
- New Jersey1
- Tennessee1
1 more states
Nearby
Alerts in force nowThe tornado archiveThe radar archive20062008
Sources
National Weather Service watches, warnings, advisories and statements from the Iowa Environmental Mesonet's VTEC archive, which reconstructs tornado, severe thunderstorm, flash flood and marine warnings back to 1986 from the NWS text archive. Storm Prediction Center watches and mesoscale discussions from SPC's archive through the Mesonet. County centers from the US Census Bureau. Rebuilt daily.