Severe Thunderstorm Warning for Morris and Sussex Counties, NJ

Source: NOAA · Northern New Jersey

This alert is no longer in effect.

NOAA issued it on July 8, 2026, 6 weeks ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).

Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.

NWS Mount Holly NJ has issued a Severe Thunderstorm Warning for northern Morris County and Sussex County until 10:45 PM EDT June 11.

Read this weather record in 30 seconds

Record type
Severe Thunderstorm Warning
Affected area
Northern New Jersey
Issued
July 8, 2026
Issuing authority
NWS Mount Holly NJ

Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.

Record status: historical. It was issued 6 weeks ago; use the issuing agency's live warning service for current conditions in Northern New Jersey.

Alert Details

A Severe Thunderstorm Warning (SVR) has been issued by the National Weather Service in Mount Holly NJ. The alert is effective from June 11 at 10:18 PM EDT until June 11 at 10:45 PM EDT.

Affected Areas

The warning covers Northern Morris County in northern New Jersey and Sussex County in northwestern New Jersey. Impacted locations include Newton, Montague, Hopatcong, Lincoln Park, Kinnelon, Boonton, Butler, Wharton, Rockaway, Mount Arlington, Franklin, Mountain Lakes, Stanhope, Riverdale, Hamburg, Ogdensburg, Sussex, Branchville, Andover, and High Point. Affected highways include Interstate 80 between mile markers 23-24 and 33-38, and Interstate 287 between mile markers 45-54.

What You Should Do

For your protection move to an interior room on the lowest floor of a building.

Expected Conditions

At 10:02 PM EDT a severe thunderstorm was located over Branchville or near Newton, moving east at 40 mph. Radar indicated 60 mph wind gusts and hail up to 0.75 inches. Damage to roofs, siding, trees, and power lines is possible.

Timeline

The warning is in effect from 10:18 PM EDT to 10:45 PM EDT on June 11, 2026.

Original source: NOAA Official Notice ↗

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Nationwide notices with similar length or severity timing 8

Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.

Frequently Asked Questions

Common questions about this NWS weather alert.

What is this NWS weather alert about?
NWS Mount Holly NJ has issued a Severe Thunderstorm Warning for northern Morris County and Sussex County until 10:45 PM EDT June 11.
Which agency issued this alert?
This alert was issued by NOAA. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "high" severity. Take precautions and monitor for updates.
What area is affected?
This alert affects Northern New Jersey. Check with NOAA for the most current geographic scope.
Where can I find more Weather Alerts updates?
Browse the full Weather Alerts feed on Areazine at areazine.com/weather/ for the latest updates from NOAA and other agencies.