NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Cheswick, PA
Every tropical system within 75 miles since 1851 and every tornado within 25 miles since 1950.
Data: NOAA NHC HURDAT2 and NOAA SPC tornado and hail reports, through 2025 · Updated
9 tropical systems have passed within 75 miles of Cheswick, Pennsylvania since 1851, 0 of them at hurricane strength; the most recent was Sandy in 2012. Since 1950, 72 tornadoes have touched down within 25 miles, 4 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 9
- Tornadoes
- 72
- EF3 or stronger
- 4
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
12 deaths in all
What the records show for Cheswick
None of the 9 tropical systems was at hurricane strength as it passed Cheswick; the strongest was an unnamed storm in 1896, a tropical storm with 63 mph winds when its centre passed 58 miles away. The record near Cheswick begins with an unnamed storm in 1878; the most recent system was Sandy in 2012, a tropical storm 9 miles away. Of the 9 systems, 2 have come since 2000. Of the 794 Pennsylvania cities on this site, 79% have more tropical storms and hurricanes within 75 miles than Cheswick. The strongest of the 72 tornadoes within 25 miles was an F4 on June 3, 1980; its path came within 8 miles. The deadliest, an F3 on May 31, 1985, killed 9 people. Of the 72, 3 had paths within 5 miles of the city centre, and 32 have come since 2000. June has had the most tornadoes, 23. The most recent tornado was on May 21, 2025. Cheswick has more tornadoes within 25 miles than 70% of the 794 Pennsylvania cities. Hail has been reported within 10 miles 123 times since 1970, with stones up to 2.5 inches (tennis ball size). Cheswick has more hail reports within 10 miles than 92% of the 794 Pennsylvania cities.
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Tropical storms and hurricanes near Cheswick
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2012 | SandyOct 30 | 9 mi | Tropical storm (40 mph) | Category 3 |
| 2003 | IsabelSep 19 | 13 mi | Tropical storm (44 mph) | Category 5 |
| 1989 | HugoSep 22 | 53 mi | Tropical storm (43 mph) | Category 5 |
| 1979 | FredericSep 14 | 20 mi | Tropical storm (39 mph) | Category 4 |
| 1928 | Unnamed 1928 stormSep 20 | 65 mi | Tropical storm (43 mph) | Category 5 |
| 1915 | Unnamed 1915 stormOct 1 | 26 mi | Tropical storm (40 mph) | Category 4 |
| 1896 | Unnamed 1896 stormSep 30 | 58 mi | Tropical storm (63 mph) | Category 3 |
| 1888 | Unnamed 1888 stormAug 21 | 57 mi | Tropical storm (49 mph) | Category 3 |
| 1878 | Unnamed 1878 stormSep 13 | 36 mi | Tropical storm (51 mph) | Category 2 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Cheswick: a hurricane's worst winds sit within a few dozen miles of its centre, and inland cities are usually past that.
Tornadoes within 25 miles of Cheswick
By decade
- 2020s19
- 2010s7
- 2000s6
- 1990s10
- 1980s9(2 EF3+)
- 1970s14(1 EF3+)
- 1960s3(1 EF3+)
- 1950s4
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 3, 1980 | F4 | 8 mi | 11.8 mi | 0 / 140 |
| May 31, 1985 | F3 | 11 mi | 39 mi | 9 / 120 |
| Aug 3, 1963 | F3 | 17 mi | 0.1 mi | 2 / 70 |
| Jul 11, 1976 | F3 | 23 mi | 11.8 mi | 1 / 17 |
| Jun 26, 2024 | EF2 | 15 mi | 10.84 mi | 0 / 0 |
| May 11, 2024 | EF2 | 22 mi | 5.84 mi | 0 / 0 |
| Mar 23, 2011 | EF2 | 21 mi | 8.96 mi | 0 / 0 |
| May 22, 1983 | F2 | 18 mi | 38 mi | 0 / 10 |
| Jul 20, 1981 | F2 | 21 mi | 0.1 mi | 0 / 0 |
| Apr 28, 1981 | F2 | 12 mi | 0.5 mi | 0 / 0 |
| Jun 3, 1980 | F2 | 19 mi | 4.9 mi | 0 / 0 |
| Jun 4, 1975 | F2 | 12 mi | 45.3 mi | 0 / 0 |
The strongest 12 of 72, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Cheswick
The Storm Prediction Center has 123 hail reports within 10 miles of Cheswick since 1970, made on 68 separate days. Of these, 62 were 1 inch across or larger, and 3 reached 2 inches. The largest, 2.5 inches (tennis ball size), fell on April 14, 1984. The most recent report is from July 16, 2025. April has the most reports, 34.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Cheswick
The nearest NOAA station with 1991–2020 climate normals is Emsworth L/D Ohio Rvr, PA, 14 miles west of Cheswick at 717 feet. July is the warmest, with an average high of 85°F and low of 64°F; January is the coolest, at 39°F and 21°F. Highs reach 90°F on about 20 days a year, almost all from June to September. Lows fall below freezing on about 107 nights a year. That 38.3 inches is more than at 7 of the 148 Pennsylvania stations used on this site (5%). Springdale, 3 miles southeast, has its own station (Salina 3 W, PA): 45.8 inches a year, 7.5 more than here, and a July average high of 83°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 39 | 21 | 3.4 | 7 |
| Feb | 42 | 22 | 2.8 | 7 |
| Mar | 51 | 29 | 3.2 | 7 |
| Apr | 64 | 39 | 3.2 | 8 |
| May | 74 | 50 | 3.5 | 8 |
| Jun | 81 | 59 | 3.5 | 8 |
| Jul | 85 | 64 | 3.6 | 7 |
| Aug | 84 | 62 | 3.3 | 6 |
| Sep | 78 | 55 | 3.2 | 6 |
| Oct | 66 | 44 | 2.8 | 6 |
| Nov | 54 | 33 | 2.8 | 6 |
| Dec | 43 | 26 | 3.0 | 7 |
| Year | 63 | 42 | 38.3 | 82 |
Averages for 1991–2020 at Emsworth L/D Ohio Rvr, PA (717 ft), from NOAA NCEI U.S. Climate Normals. Normals describe the station; the farther a place is from it, and the bigger the difference in height, the more its weather can differ.
Floods, thunderstorm wind and lightning near Cheswick
Since 1996, the National Weather Service has logged 584 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Cheswick: 407 thunderstorm wind reports, 128 flash floods, 39 floods and 10 heavy rain events. They killed 4 people and injured 2, and the NWS estimated $26.6 million in property and crop damage. The strongest thunderstorm gust on record here was 85 mph, on November 19, 2017. July has had the most flash floods, 43 of 128. Of the 788 Pennsylvania cities on this site with a flash flood on record, 693 have had fewer than Cheswick.
August 19, 2011: flash flood 7 miles from the centre of Cheswick — 4 killed, 1 injured, $500,000 damage.
April 29, 2025: thunderstorm wind 10 miles from the centre of Cheswick — 1 injured, $1,000 damage.
August 9, 2007: flash flood 10 miles from the centre of Cheswick — $15.0 million damage.
Source: NOAA NCEI Storm Events Database, events whose starting point is on record, 1996 to June 30, 2026. Damage is the NWS estimate in the dollars of the year, not insured losses, and NWS notes that some reports are unverified.
Flood insurance claims, disaster declarations and FEMA risk ratings
Flood insurance policyholders in Cheswick's ZIP code 15024 have filed 23 claims with the National Flood Insurance Program since 1980, and were paid $116,000 for buildings and contents, in the dollars of each year. 39% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 553 Pennsylvania cities on this site with 10 or more claims, 136 have fewer than Cheswick.
Allegheny County, which includes Cheswick, has been named in 18 federal disaster or emergency declarations since 1972, 13 of them major disasters (by incident: 5 floods, 4 severe storms, 3 hurricanes, 3 snowstorms). The latest major disaster declaration was Covid-19 Pandemic, on March 30, 2020. FEMA's National Risk Index gives Allegheny County a Relatively High rating for natural hazard risk overall; by hazard: Very High for inland flooding; Relatively High for tornadoes, strong wind and lightning; Relatively Moderate for heat waves; Relatively Low for hurricanes; Very Low for hail. It models the county's expected loss from all 18 hazards it covers at $354.2 million a year, the 2nd highest of 67 Pennsylvania counties; of the hazards above, the largest share, $295.0 million (83%), is from inland flooding.
Claims: FEMA, OpenFEMA Dataset FIMA NFIP Redacted Claims – v3, summed over ZIP codes; payments in the dollars of each year, not adjusted for inflation. Declarations: Disaster Declarations Summaries – v2, by county. Retrieved October 25, 2026. This product uses the Federal Emergency Management Agency's OpenFEMA API, but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
Risk ratings: FEMA, National Risk Index county table, December 2025 (v1.20), retrieved October 26, 2026; ratings compare counties nationwide, are meant for planning and are no substitute for a local risk assessment. This product uses the Federal Emergency Management Agency's National Risk Index dataset API or downloadable datasets but is not endorsed by FEMA. The Federal Government or FEMA cannot vouch for the data or analyses derived from these data after the data have been retrieved from the Agency's website(s).
What counts as a pass, the distances and the sources: how this storm history is built.
Cities near Cheswick
- Springdale, PA3 mi
- Oakmont, PA3 mi
- Tarentum, PA4 mi
- New Kensington, PA5 mi
- Verona, PA5 mi
- Brackenridge, PA5 mi
- Allison Park, PA7 mi
- Natrona Heights, PA7 mi
- Glenshaw, PA7 mi
- Gibsonia, PA8 mi
- Monroeville, PA10 mi
- Valencia, PA11 mi
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