Alert archive / New York / St. Lawrence County / 2021
Weather alerts in St. Lawrence County, New York, March 2021
20 weather alerts in March 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 20
- Warnings
- 3
- Watches
- 2
- Advisories
- 3
- Busiest day
- March 1, 20219 alerts
Over time
By day
Days in UTC, the clock the archive keeps.
The alerts
Every alert, in the order issued. Times are local, Eastern Time. Each opens its own page with the text, the map, the radar and the sounding.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 1, 11:43 AM EST | Special Weather Statement | BTV | 47 min |
| Mar 1, 12:28 PM EST | Special Weather Statement | BTV | 47 min |
| Mar 1, 1:10 PM EST | Special Weather Statement | BTV | 50 min |
| Mar 1, 1:59 PM EST | Special Weather Statement | BTV | 46 min |
| Mar 1, 2:33 PM EST | Special Weather Statement | BTV | 42 min |
| Mar 1, 3:13 PM EST | Special Weather Statement | BTV | 47 min |
| Mar 1, 4:06 PM EST | Special Weather Statement | BTV | 39 min |
| Mar 1, 4:45 PM EST | Special Weather Statement | BTV | 45 min |
| Mar 1, 6:39 PM EST | Special Weather Statement | BTV | 51 min |
| Mar 1, 7:29 PM EST | Special Weather Statement | BTV | 46 min |
| Mar 2, 2:45 PM EST | Winter Weather Advisory | BTV | 24 hr |
| Mar 14, 3:23 AM EDT | Wind Chill Advisory | BTV | 31 hr |
| Mar 26, 10:13 AM EDT | Mesoscale Discussion | SPC | 2 hr |
| Mar 26, 11:08 AM EDT | Special Weather Statement | BTV | 37 min |
| Mar 26, 11:11 AM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
| Mar 26, 11:30 AM EDT | Severe Thunderstorm Warning | BTV | 45 min |
| Mar 26, 12:13 PM EDT | Severe Thunderstorm Warning | BTV | 47 min |
| Mar 30, 3:51 AM EDT | Winter Storm Watch | BTV | 24 hr |
| Mar 31, 4:02 AM EDT | Winter Storm Warning | BTV | 23 hr |
| Mar 31, 4:02 AM EDT | Winter Weather Advisory | BTV | 33 hr |
By product
Every kind of product issued here, grouped by hazard. Each opens the same place narrowed to that product.
| Product | Alerts |
|---|---|
| Severe storms | |
| Severe Thunderstorm Warning | 2 |
| Severe Thunderstorm Watch | 1 |
| Mesoscale Discussion | 1 |
| Special Weather Statement | 11 |
| Winter | |
| Winter Storm Warning | 1 |
| Winter Storm Watch | 1 |
| Winter Weather Advisory | 2 |
| Cold | |
| Wind Chill Advisory | 1 |
Nearby
Alerts in force nowTornadoes on recordForecastThe radar archive20202022
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. Warning verification from the Mesonet's Cow. Rebuilt daily.