Alert archive / New York / Nassau County / 2021
Weather alerts in Nassau County, New York, August 2021
25 weather alerts in August 2021, from the National Weather Service and the Storm Prediction Center. An alert counts here when it covered this county.
- Alerts
- 25
- Warnings
- 5
- Watches
- 5
- Advisories
- 11
- Busiest day
- August 22, 20217 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 |
|---|---|---|---|
| Aug 4, 6:32 PM EDT | Rip Current Statement | OKX | 50 hr |
| Aug 8, 3:11 PM EDT | Areal Flood Advisory | OKX | 2 hr |
| Aug 10, 3:53 AM EDT | Excessive Heat Warning | OKX | 4 days |
| Aug 10, 3:53 AM EDT | Heat Advisory | OKX | 37 hr |
| Aug 10, 3:35 PM EDT | Heat Advisory | OKX | 3 days |
| Aug 11, 4:45 PM EDT | Excessive Heat Watch | OKX | 23 hr |
| Aug 12, 5:20 PM EDT | Special Weather Statement | OKX | 40 min |
| Aug 20, 5:29 AM EDT | Storm Surge Watch | OKX | 54 hr |
| Aug 20, 5:29 AM EDT | Tropical Storm Watch | OKX | 18 hr |
| Aug 20, 3:36 PM EDT | Rip Current Statement | OKX | 4 days |
| Aug 20, 5:01 PM EDT | Storm Surge Warning | OKX | 47 hr |
| Aug 20, 5:01 PM EDT | Tropical Storm Warning | OKX | 51 hr |
| Aug 21, 3:02 AM EDT | Flood Watch | OKX | 60 hr |
| Aug 21, 7:36 PM EDT | Areal Flood Advisory | OKX | 84 min |
| Aug 21, 9:03 PM EDT | Areal Flood Advisory | OKX | 87 min |
| Aug 21, 10:37 PM EDT | Areal Flood Advisory | OKX | 83 min |
| Aug 21, 10:47 PM EDT | Flash Flood Warning | OKX | 103 min |
| Aug 22, 2:49 AM EDT | Areal Flood Advisory | OKX | 86 min |
| Aug 22, 1:32 PM EDT | Areal Flood Advisory | OKX | 118 min |
| Aug 22, 3:17 PM EDT | Flash Flood Warning | OKX | 2 hr |
| Aug 22, 4:32 PM EDT | Coastal Flood Statement | OKX | 10 hr |
| Aug 23, 3:16 PM EDT | Heat Advisory | OKX | 4 days |
| Aug 28, 5:48 AM EDT | Areal Flood Advisory | OKX | 117 min |
| Aug 28, 3:24 PM EDT | Areal Flood Advisory | OKX | 81 min |
| Aug 30, 3:06 PM EDT | Flash Flood Watch | OKX | 63 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 | |
| Special Weather Statement | 1 |
| Flooding | |
| Flash Flood Warning | 2 |
| Flash Flood Watch | 1 |
| Flood Watch | 1 |
| Areal Flood Advisory | 8 |
| Heat | |
| Excessive Heat Warning | 1 |
| Excessive Heat Watch | 1 |
| Heat Advisory | 3 |
| Tropical | |
| Storm Surge Warning | 1 |
| Tropical Storm Warning | 1 |
| Storm Surge Watch | 1 |
| Tropical Storm Watch | 1 |
| Coast and beach | |
| Coastal Flood Statement | 1 |
| Rip Current Statement | 2 |
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.