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Morris storm history

Storm events recorded in Morris, New Jersey between 1950 and 2025.

1,286
Total events
8
Tornadoes
72
Hail
148
Floods
10
Deaths
$324.3M
Property damage

Most significant events

Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.

May 28, 1973 · Morris, New Jersey
Tornado F3 Tornado
May 28, 1973 · Morris, New Jersey
Tornado F3 Tornado12 injuries
June 18, 2018 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind1 death, 1 injury
One person died and One other person critically injured when a tree fell onto a moving car traveling on Ford Road. Person died on June 22, 2018.
October 29, 2012 · Morris, New Jersey
High Wind High Wind3 deaths, 2 injuries
August 28, 2011 · Morris, New Jersey
Flood Flood1 death, $200.0M damage
Morris County was greatly effected by flooding from Irene, especially along the Passaic and Pompton Rivers. In Dover Township, a construction worker fell off a bridge, was washed away and drowned in the Rockaway River. About 4,000 homes in the county were affected by flood waters…
October 16, 2005 · Morris, New Jersey
Strong Wind Strong Wind1 death
January 28, 2005 · Morris, New Jersey
Cold/Wind Chill Cold/Wind Chill2 deaths
January 25, 2004 · Morris, New Jersey
Cold/Wind Chill Cold/Wind Chill1 death
January 27, 1996 · Morris, New Jersey
Flood Flood1 death
September 16, 1999 · Morris, New Jersey
Flash Flood Flash Flood6 injuries, $30.0M damage
July 13, 1997 · Morris, New Jersey
Heat Heat15 injuries
September 1, 2021 · Morris, New Jersey
Flash Flood Flash Flood$10.0M damage
Widespread flash flooding occurred in Morris County with numerous road closures. Many waterways in the county overflowed their banks, including the Passaic River, the Whippany River, the Pompton River and the Pequannock River.
May 1, 2014 · Morris, New Jersey
Flood Flood$1.2M damage
Very heavy rain caused poor drainage flooding as well as minor to moderate flooding in the Passaic Basin beginning on April 30th. Some of the flooding along the Passaic River did not start until May 1st. In Roxbury Township, the exit ramps in both directions off of U.S. Route 46 …
April 30, 2014 · Morris, New Jersey
Flood Flood$1.2M damage
Very heavy rain caused poor drainage flooding as well as minor to moderate flooding in the Passaic Basin. Some of the flooding along the Passaic River did not start until May 1st. That flood information is included below and will be repeated in May's stormdata entry. In Roxbury T…
March 7, 2011 · Morris, New Jersey
Flood Flood$10.6M damage
Major flooding occurred in eastern Morris County and started on the 7th. Sections of the Pompton and Passaic Rivers never had a chance to recede before the next round of heavy rain arrived on the 10th. The worst flooding and damaged occurred after the second round of heavy rain. …
March 13, 2010 · Morris, New Jersey
Flood Flood$15.0M damage
In Morris County, this was the highest flooding along the Passaic and Pompton Rivers since April of 1984. Both rivers had crests within the top five. In Pequannock, about 300 people were evacuated and 1,000 homes were affected by the flood waters. Two shelters were opened. The A&…
April 15, 2007 · Morris, New Jersey
Flood Flood$26.0M damage
The heavy rain and stream and river flooding forced about 1000 people to be evacuated throughout Morris County. About half of those evacuated still could not return to their home as of April 26th. Evacuations occurred in Lincoln Park, Pequannock, Parsippany, Denville, Hanover and…
August 12, 2000 · Morris, New Jersey
Flash Flood Flash Flood$12.0M damage
September 16, 1999 · Morris, New Jersey
High Wind High Wind2 injuries, $3.0M damage
January 7, 1996 · Morris, New Jersey
Blizzard Blizzard$1.5M damage
December 28, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Based on CoCoRaHS reports and automated stations, a few hundredths of an inch of ice accretion occurred. The highest liquid precipitation amount was 0.10 in Mendham.
December 26, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Snow and sleet totals ranged from 2-4. The highest report was 4.5 from Green Pond and Rockaway. A light glaze of freezing rain/freezing drizzle was also reported across the county, which lingered into the morning hours on the 27th.
December 23, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Totals ranged from around 2 to as much as 3 in the higher elevations of the county. The highest report was 3.5 from Mount Arlington.
December 19, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Two trees were blown down on Route 46. This resulted in one blocked lane on the westbound side of the road.
December 19, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Numerous tree limbs up to 3 inch in diameter were blown down.
December 19, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
One tree was blown down onto power lines, snapping a power pole on Two Bridges Road near Hewlett Road in Towaco, resulting in a road closure. Multiple trees were also blown down on Pine Brook Road and Adams Way nearby.
December 13, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Snowfall totals mainly ranged from 4-5 across much of the county, with totals closer to 6 confined to the higher elevations in the northwestern portion of the county. The highest report was 6.8 from Green Pond.
December 2, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Light snowfall, sleet, and a glaze of ice occurred. Snowfall totals ranged from around 0.5-1, mainly along and north of NJ Route 10. The highest snowfall report was 1.6 from Netcong. No ice measurement reports were received, but nearby reports indicate a few hundredths of accreti…
August 17, 2025 · Morris, New Jersey
Lightning Lightning1 injury
A golfer was struck by lightning at Pinchbrook Golf Course, resulting in one injury. Time estimated via radar.
July 31, 2025 · Morris, New Jersey
Flash Flood Flash Flood
The NJ DOT reported flash flooding on I-80 Westbound, west of Exit 38 - US 46.
July 29, 2025 · Morris, New Jersey
Excessive Heat Excessive Heat
The heat index at Morristown Airport reached 106 degrees.
July 25, 2025 · Morris, New Jersey
Excessive Heat Excessive Heat
The heat index at Morristown Airport reached 107 degrees.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Trees and wires down. Time estimated from radar.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Trees and wires down along Cedar Lake Road. Time estimated from radar.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Trees and wires down. Time estimated from radar.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
NJ Transit reported overhead wire issues due to a downed tree on the Morris and Essex Line between the Morristown and Dover stations. Time estimated by radar.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Trees and wires down around Parsippany. Time estimated from radar.
July 25, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
Wires down along Ball Road and Hawkins Road in Morris County. Time estimated from radar.
July 14, 2025 · Morris, New Jersey
Flash Flood Flash Flood
The USGS gauge on the Passaic River at Chatham exceeded flood stage.
July 14, 2025 · Morris, New Jersey
Flash Flood Flash Flood
Flash flooding was reported in Chatham affecting roadways and traffic.
June 23, 2025 · Morris, New Jersey
Excessive Heat Excessive Heat
Three days of high heat and humidity brought extreme heat indices. The heat index peaked at 112 degrees on June 23rd, 106 degrees on June 24th and 105 degrees on June 25th, all measured at Morristown Airport.
June 19, 2025 · Morris, New Jersey
Thunderstorm Wind Thunderstorm Wind
A tree fell on a vehicle. Time estimated from radar.
May 14, 2025 · Morris, New Jersey
Flash Flood Flash Flood
The Passaic River at Chatham went into minor flood stage. This results in portions of Shepard Kolluck Park flooding and River Road near Henry Drive flooding.
February 15, 2025 · Morris, New Jersey
Winter Weather Winter Weather
A wintry mix of freezing rain, snow, and sleet occurred. A light glaze of ice was reported. Snow and sleet amounts up to 1 were reported. The greatest freezing rain measurement received was 0.25 in Randolph. The greatest snow and sleet total was 1.1 in Randolph Twp.
February 12, 2025 · Morris, New Jersey
Winter Weather Winter Weather
Surrounding reports and temperatures indicate a light glaze of ice occurred, as well as a dusting of sleet and snow. No freezing rain measurements were received, however surrounding reports suggest ice amounts were less than 0.1. CoCoRaHS reports mention freezing rain less than 0…
February 8, 2025 · Morris, New Jersey
Winter Weather Winter Weather
A wintry mix of snow, sleet, and some freezing rain occurred. The greatest snow and sleet report was 3.2 in Green Pond. The greatest freezing rain measurement received was 0.10 in Denville.
February 6, 2025 · Morris, New Jersey
Winter Weather Winter Weather
A wintry mix of snow, sleet, and freezing rain occurred. The greatest snow and sleet total was 0.7 in Butler. No freezing rain measurements were received, though surrounding observations suggest less than 0.1 occurred.
January 31, 2025 · Morris, New Jersey
Winter Weather Winter Weather
A light glaze of ice occurred across the county. The highest reported measurement was 0.06 from both Mountain Lakes and Towaco.
January 19, 2025 · Morris, New Jersey
Winter Storm Winter Storm
Moderate to heavy snowfall with totals ranging from 4-7 occurred across Morris County. The heavier amounts of 6-7 occurred in the higher elevations, and closer to 4-5 in the lower elevations. The highest report was 7.0 from Kinnelon.
December 20, 2024 · Morris, New Jersey
Winter Weather Winter Weather
Moderate snowfall accumulations occurred with totals ranging from around 3-5 across much of the county. The highest snowfall report was 5.3, which occurred in Green Pond, Randolph, and Randolph Twp.

Events by year

YearEventsTornadoes
2025290
2024380
2023520
2022240
2021511
2020580
2019621
2018210
2017230
2016330
2015330
2014400
2013580
2012400
2011540
2010370
2009380
2008490
2007510
2006320
2005450
2004330
2003430
2002500
2001420
2000390
1999400
1998450
1997210
1996420
199590
199460
199261
199190
199030
198920
198820
198720
198610
198540
198430
198111
197920
197710
197610
197510
197420
197322
197111
197010
196620
196310
195111