Norristown, PA (ZIP 19401) has experienced 77 recorded natural disaster events based on federal and state agency records. These include 19 blizzards, 19 extreme heat events, and 18 hailstorms. Total documented property damage amounts to $43.6M. These events have resulted in 54 recorded deaths and 70 injuries.
With 19 recorded incidents (25% of all events), blizzards are the leading natural hazard for this ZIP code. Of these, 10 (53%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for winter storm events here is 5/5 (extreme). Winter storm events have caused a combined $8.8M in documented property damage. 10 fatalities have been attributed to blizzards in this area. The most recent recorded blizzard occurred on Jan 22, 2016.
There have been 19 recorded extreme heat events in this area, representing 25% of all disaster events. Of these, 11 (58%) were rated at severity level 4 or 5 — the most intense on the normalized scale. The highest recorded severity for heat-related events here is 5/5 (extreme). Heat-related events have caused a combined $10K in documented property damage. 31 fatalities have been attributed to extreme heat events in this area. The most recent recorded extreme heat event occurred on Jul 1, 2012.
There have been 18 recorded hailstorms in this area, representing 23% of all disaster events. The most recent recorded hailstorm occurred on Jun 16, 2023.
Norristown has experienced 6 extreme cold events on record. 6 fatalities have been attributed to extreme cold events in this area. The most recent recorded extreme cold event occurred on Feb 15, 2015.
Norristown has experienced 6 tornadoes on record. Tornado-related events have caused a combined $10.5M in documented property damage. 1 fatality has been attributed to tornadoes in this area. The most recent recorded tornado occurred on Sep 1, 2021.
Norristown has experienced 5 severe wind events on record. The most recent recorded severe wind event occurred on Jul 21, 2021.
The most significant disaster event on record for Norristown was Flash Flood on Sep 1, 2021, which caused $21M in property damage and was linked to 2 fatalities. Another major event was EF2 Tornado (Sep 1, 2021), causing $5M in damages. Winter Storm on Feb 9, 2010 also caused significant damage ($5M).
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Based on federal and state records, ZIP code 19401 has experienced 77 natural disaster events. The hazard types affecting this area include blizzards (19 events), extreme heat events (19 events), hailstorms (18 events), extreme cold events (6 events), tornadoes (6 events), severe wind events (5 events), and floods (4 events). The primary hazard is blizzards, which account for 25% of all recorded events.
Blizzards are the most frequently recorded hazard in Norristown, PA, with 19 events documented. These events have caused a combined $8.8M in property damage.
Yes, Norristown (ZIP 19401) has 4 recorded flood events. These floods have caused $24.3M in total property damage. The most recent flood on record occurred on Sep 1, 2021.
Norristown has 6 recorded tornado events in the historical record. The strongest tornado recorded reached severity level 3/5 on the normalized scale. Total property damage from tornadoes in this area is $10.5M. The most recent tornado was recorded on Sep 1, 2021.
The most damaging natural disaster on record for ZIP code 19401 was Flash Flood, which occurred on Sep 1, 2021. This event caused $21M in documented property damage. It resulted in 2 reported fatalities. It was rated at severity level 5/5.
Natural disasters have caused a documented total of $43.6M in property damage in the Norristown, PA area (ZIP 19401). This figure is based on historical records from FEMA, NOAA Storm Events Database, and USGS, and covers events from the 1950s through the present. Actual damages may be higher, as not all events have complete damage assessments.
Data sourced from FEMA (disaster declarations, NFIP flood claims), NOAA Storm Events Database, USGS Earthquake Hazards Program, and NIFC wildfire records. Historical coverage varies by source, with most records beginning in the 1950s–1970s. Full methodology →