Tropical Storm Watches in the United States
551 tropical storm watches since 1986. Each alert counts once, however many counties it covered. The archive of tropical storm watches reaches back to 2005.
Tropical Storm Watches by state
Each state shaded by its count. Tap a state for its own archive.
- Tropical Storm Watches
- 551
- Busiest year
- 202066 tropical storm watches
- Average year
- 28over 20 years on file
- Busiest day
- August 2, 20208 tropical storm watches
Over time
By year
Before late 2005 the archive holds only tornado, severe thunderstorm, flash flood and marine warnings, and from 1997 SPC's watches, so the jump that year is the archive widening, not the weather.
By month of the year
By state
Every state and territory, with the alerts that covered any part of it. Each state’s page lists every one of them.
- Florida169
- North Carolina70
- South Carolina65
- Georgia60
- Texas52
- Louisiana50
- Alabama33
- Puerto Rico33
- U.S. Virgin Islands32
- Mississippi30
- Hawaii30
- Guam29
- Maryland18
- Virginia17
- New Jersey17
- Massachusetts17
- Maine15
- New York14
- Connecticut14
- Rhode Island11
- Northern Mariana Islands9
- New Hampshire7
- Delaware6
- District of Columbia5
- Pennsylvania2
- California2
- Arkansas1
- Tennessee1
- Vermont1
The busiest days
Days with the most alerts issued, by UTC date.
Nearby
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.