Alert archive / Snow Advisories
Snow Advisories in the United States, 2006
983 snow advisories in 2006. Each alert counts once, however many counties it covered. The archive of snow advisories reaches back to 2005.
Snow Advisories by state
Each state shaded by its count. Tap a state for its own archive.
- Snow Advisories
- 983
- Busiest month
- March216 snow advisories
- Busiest day
- November 10, 200617 snow advisories
Over time
By month
By state
Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.
- California147
- Washington120
- Oregon95
- Wyoming83
- Montana81
- Idaho81
- Utah66
- Colorado51
- Nevada50
- Wisconsin35
- Michigan34
- West Virginia31
- North Carolina29
- Virginia28
- Tennessee27
- Minnesota26
- Kentucky25
- Alaska24
- Maryland19
- Arizona19
- Maine19
- New York17
- New Mexico17
- Iowa17
- Nebraska15
- Kansas15
- Indiana15
- South Dakota14
- Vermont14
- Texas12
- Missouri12
- Pennsylvania10
- Ohio10
- North Dakota9
- New Hampshire9
- Illinois8
- Massachusetts8
- Connecticut5
- Arkansas5
- Georgia4
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
Alerts in force nowThe tornado archiveThe radar archive20052007
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.