Borough of North Caldwell Alerts
Severe Thunderstorm Warning issued September 1 at 6:50PM EDT until September 1 at 7:30PM EDT by NWS Upton NY
Headline
Severe Thunderstorm Warning issued September 1 at 6:50PM EDT until September 1 at 7:30PM EDT by NWS Upton NY
Description
SVROKX
The National Weather Service in Upton NY has issued a
* Severe Thunderstorm Warning for...
Union County in northeastern New Jersey...
Southwestern Essex County in northeastern New Jersey...
* Until 730 PM EDT.
* At 649 PM EDT, a severe thunderstorm was located over Chatham, or
over Millburn, moving south at 20 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* This severe thunderstorm will be near...
Summit and Millburn around 655 PM EDT.
Union around 705 PM EDT.
Clark around 715 PM EDT.
Instructions
For your protection move to an interior room on the lowest floor of a
building.
Additional Details
| Type | Alert |
| Phenomena | Severe Thunderstorm |
| Severity | Warning |
| Event Code | SVR |
| Area | Essex, NJ; Union, NJ |
| Sent | Tuesday, September 1, 2026 6:50 PM EDT |
| Expires | Tuesday, September 1, 2026 7:30 PM EDT |
| Sender | NWS Upton NY |
| Id | urn:oid:2.49.0.1.840.0.421cb5a1278c2497bdb107f7d2b1253f8c977b4a.001.1 |