Data current as of 2026-10-16 · Sourced from NOAA Storm Events
Over the past five years, the National Oceanic and Atmospheric Administration has recorded 73 hail storms within 25 miles of Parsippany, NJ. Of those, 53 produced hail at least quarter-size — the threshold most insurance carriers consider potentially damaging to asphalt shingles. The largest reported hail in this window was ping pong ball-sized, which can fracture shingle mat and dent metal flashing on contact. 2026 was the most active year on record locally, with 35 documented hail events.
Check Hail History for a Specific Address in Parsippany| Severity | Count | What it means for roofs |
|---|---|---|
| Severe | 2 events | Ping pong-size, granule loss and bruising common |
| Significant | 51 events | Quarter-size, the standard insurance damage threshold |
| Moderate | 18 events | Marble-size, possible cosmetic damage |
| Minor | 2 events | Pea-size, unlikely to damage modern shingles |
| Year | Reported Hail Events Within 25 mi |
|---|---|
| 2026 | 35 events |
| 2024 | 2 events |
| 2023 | 24 events |
| 2022 | 1 event |
| 2021 | 11 events |
2026 was the busiest hail year on record locally for Parsippany, with 35 documented events inside the 25-mile radius. Storm activity in Parsippany typically peaks in spring and early summer, when the jet stream pushes Gulf moisture into the area and supercell thunderstorms become more frequent.
| Date | Location | Severity | Size | NOAA Comments |
|---|---|---|---|---|
| 2026-08-07 | 2 E Mansfield Twp, NJ | Moderate | 0.50" | Report from mPING: Half-inch (0.50 in.). |
| 2026-08-07 | River Vale, NJ | Significant | 1.00" | — |
| 2026-07-27 | 1 SE Chestnut Ridge, NY | Significant | 1.00" | — |
| 2026-07-27 | Franklin Lakes, NJ | Significant | 1.00" | Social media report with image. |
| 2026-07-21 | 1 N Saddle Brook, NJ | Moderate | 0.88" | Nickel size hail. |
| 2026-07-15 | Orange, NJ | Moderate | 0.75" | Dime size hail. |
| 2026-03-06 | 2 SE Mt. Bethel, NJ | Significant | 1.13" | Mesonet station GW5633 HACKETTSTOWN. |
| 2026-03-06 | 1 W Wharton, NJ | Significant | 1.24" | Mesonet station WWNN4 West Wharton. |
| 2026-03-06 | 2 NE Long Valley, NJ | Significant | 1.09" | Mesonet station FBRN4 2.1 NE Long Valley. |
| 2026-03-06 | 2 WNW Morris Plains, NJ | Significant | 1.04" | Mesonet station MSPN4 2.2 SW Denville. |
| 2026-03-06 | 2 E Succasunna, NJ | Significant | 1.21" | Mesonet station CW0172 Mine Hill. |
| 2026-03-06 | Hackettstown, NJ | Significant | 1.30" | Mesonet station THCKT Hackettstown. |
| 2026-03-06 | 3 NW Bridgewater, NJ | Significant | 1.17" | ASOS station KSMQ Somerville. |
| 2026-03-06 | 1 ESE Peapack And Glads, NJ | Significant | 1.01" | Mesonet station FHLN4 1.4 N Far Hills. |
| 2026-03-06 | 3 NNW Bridgewater, NJ | Significant | 1.29" | Mesonet station FW8114 Bridgewater. |
| 2026-03-06 | 2 SSE Bedminster Twp, NJ | Significant | 1.16" | Mesonet station 1377D 2 SSE Bedminster Twp. |
| 2026-03-06 | Bridgewater, NJ | Significant | 1.15" | Mesonet station BRDRR Bridgewater. |
| 2026-03-06 | 3 E Lake Hopatcong, NJ | Significant | 1.14" | Mesonet station PIKN4 Picatinny Lake. |
| 2026-03-06 | 1 NNW Ironia, NJ | Significant | 1.12" | Mesonet station IRON4 Ironia. |
| 2026-03-06 | 3 ESE Hackettstown, NJ | Severe | 1.50" | Mesonet station LNGVL Long Valley. |
NOAA has recorded 355 high-wind events within 25 miles of Parsippany, NJ in the past five years. Of those, 354 reached severe-thunderstorm thresholds (58+ mph). The highest measured gust was 85 mph.
| Severity | Count |
|---|---|
| Severe | 18 events |
| Significant | 336 events |
| Moderate | 1 event |
| Date | Location | Gust (mph) | Severity | NOAA Comments |
|---|---|---|---|---|
| 2026-08-07 | 3 NW Bridgewater, NJ | 47 | Significant | ASOS station KSMQ Somerville. |
| 2026-07-15 | 2 N Tompkinsville, NY | 61 | Significant | Mesonet station ROBN4 Robbins Reef, NJ. |
| 2026-07-04 | 2 NW Westerleigh, NY | 68 | Severe | Mesonet station MHRN6 2 SE Elizabeth. |
| 2026-07-04 | 1 ENE Bayonne, NJ | 67 | Severe | Mesonet station XBYO Bayonne. |
| 2026-07-03 | 1 SSW Westerleigh, NY | 58 | Significant | Mesonet station STAT College of Staten Island. |
| 2026-07-03 | Newark Airport, NJ | 71 | Severe | ASOS station KEWR Newark Liberty Airport. |
| 2026-07-03 | 1 SW Linden, NJ | 58 | Significant | AWOS station KLDJ Linden Airport. |
| 2026-06-22 | 3 NW Bridgewater, NJ | 45 | Moderate | ASOS station KSMQ Somerville. |
| 2026-06-22 | CASTLETON CORNERS, NY | 58 | Significant | Two trees down near Westerleigh on Staten Island. |
| 2026-06-18 | Teterboro Airport, NJ | 58 | Significant | ASOS station KTEB Teterboro Airport. |
| 2026-06-12 | MAYWOOD, NJ | 58 | Significant | Several trees reported down across the city in Hackensack. |
| 2026-06-12 | MAYWOOD, NJ | 58 | Significant | Multiple reports and photos of large trees down on Poplar and Fairmount Avenue near Summit Avenue. Several on homes causing damage. |
| 2026-06-12 | NORTH ARLINGTON, NJ | 58 | Significant | Tree down on Prospect Ave and Arlington Blvd. There are also power lines down in the same area. |
| 2026-06-12 | NEW YORK, NY | 58 | Significant | Three large tree limbs broken. |
| 2026-06-12 | WALDWICK, NJ | 58 | Significant | Large tree down blocking road at Summit Avenue. |
| 2026-06-12 | RAMSEY, NJ | 58 | Significant | Tree down on home on Forest Ave. |
| 2026-06-12 | WALDWICK, NJ | 58 | Significant | Multiple trees uprooted. |
| 2026-06-11 | MENDHAM, NJ | 58 | Significant | Reports of numerous trees and wires down across the town of Mendham. Time estimated from radar. |
| 2026-06-11 | BERKELEY HGTS, NJ | 58 | Significant | Large tree branch down on Willow Way in Berkeley Heights. |
| 2026-06-11 | MORRISTOWN, NJ | 58 | Significant | Several reports of trees and wires down in Morristown. Time estimated from radar. |
The most recent quarter-size-or-larger hail storm recorded by NOAA within 25 miles of Parsippany was on August 7, 2026. HailCheck refreshes from the NOAA Storm Events database daily, so newer events appear here as they are reported.
Parsippany averages roughly 15 reported hail events per year within a 25-mile radius. Significant storms (quarter-size or larger) account for 53 of the 73 events recorded over the last five years.
The largest documented hail near Parsippany in the last five years was ping pong ball-sized. Most Parsippany-area hail falls in the marble-to-quarter range, with destructive storms (egg-size or larger) appearing roughly once every few years.
Most homeowners insurance policies in NJ cover hail damage to roofs, siding, and gutters under the dwelling and other-structures coverage. Coverage typically requires the damage to be tied to a verifiable storm date — which is where the NOAA hail history above (and a HAAG-style test square validation) becomes important for the claim file.
Use the HailCheck address search to enter any street address in or near Parsippany. HailCheck returns every NOAA hail event within a configurable radius, along with severity bands, dates, and storm narratives for Pro members.
If your property in or near Parsippany took on hail during one of the storms above, the standard process for documenting damage is a 10×10 foot test square inspection. A HAAG-trained reviewer counts impact indicators — granule displacement, mat fractures, and bruising — within the marked square and produces a PASS or FAIL document for the claim file.
HailCheck offers a $99 photo-based HAAG-style test square validation. You submit photos from the field, our reviewer evaluates the impact indicators and cross-references the NOAA storm dates listed above, and a written PASS/FAIL determination is returned within one business day. We do not send anyone to the roof — the validation is built around the photos you submit.
Learn About $99 HAAG-Style ValidationParsippany sits east of the traditional hail alley, where hail events are less frequent than the central plains but tend to be associated with strong squall lines and tropical systems. Local roof systems are less commonly hardened for hail, which can mean even moderate impacts produce claim-worthy damage.