NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Shermans Dale, 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
22 tropical systems have passed within 75 miles of Shermans Dale, Pennsylvania since 1851, 2 of them at hurricane strength; the most recent was Sandy in 2012. Since 1950, 56 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 2
- Tropical storms
- 20
- Tornadoes
- 56
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
1 deaths in all
What the records show for Shermans Dale
The strongest storm to pass near Shermans Dale was an unnamed storm in 1878, a Category 1 hurricane with 87 mph winds when its centre passed 44 miles away. The closest pass by a hurricane was Hazel in 1954, whose centre came within 3 miles. The record near Shermans Dale begins with an unnamed storm in 1876; the most recent system was Sandy in 2012, a tropical storm 21 miles away. The 1890s and the 1950s were the busiest decades, with 4 systems each. Of the 22 systems, 2 have come since 2000. Shermans Dale has more hurricanes within 75 miles than 54% of the 794 Pennsylvania cities on this site. The highest rating among the 56 tornadoes within 25 miles is F2 or EF2, reached 11 times; the most recent, on May 23, 2011, came within 22 miles. The deadliest, an F1 on December 1, 2006, killed 1 person. Of the 56, none had a path within 5 miles of the city centre, and 30 have come since 2000. May and July have had the most tornadoes, 10 each. The most recent tornado was on August 9, 2024. Of the 794 Pennsylvania cities, 54% have more tornadoes within 25 miles than Shermans Dale. Hail has been reported within 10 miles 39 times since 1962, with stones up to 2 inches (hen egg size). Of the 794 Pennsylvania cities, 61% have more hail reports within 10 miles than Shermans Dale.
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Tropical storms and hurricanes near Shermans Dale
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2012 | SandyOct 30 | 21 mi | Tropical storm (60 mph) | Category 3 |
| 2006 | ErnestoSep 3 | 39 mi | Tropical storm (40 mph) | Category 1 |
| 1979 | DavidSep 6 | 10 mi | Tropical storm (46 mph) | Category 5 |
| 1955 | DianeAug 18 | 51 mi | Tropical storm (40 mph) | Category 2 |
| 1955 | ConnieAug 13 | 6 mi | Tropical storm (53 mph) | Category 4 |
| 1954 | HazelOct 16 | 3 mi | Category 1 (81 mph) | Category 4 |
| 1952 | AbleSep 1 | 47 mi | Tropical storm (58 mph) | Category 2 |
| 1949 | Unnamed 1949 stormAug 29 | 11 mi | Tropical storm (58 mph) | Category 4 |
| 1943 | Unnamed 1943 stormOct 1 | 61 mi | Tropical storm (40 mph) | Tropical storm |
| 1934 | Unnamed 1934 stormJun 19 | 71 mi | Tropical storm (46 mph) | Category 2 |
| 1933 | Unnamed 1933 stormAug 24 | 8 mi | Tropical storm (53 mph) | Category 4 |
| 1929 | Unnamed 1929 stormOct 3 | 54 mi | Tropical storm (58 mph) | Category 4 |
| 1928 | Unnamed 1928 stormSep 20 | 57 mi | Tropical storm (45 mph) | Category 5 |
| 1915 | Unnamed 1915 stormAug 4 | 62 mi | Tropical storm (51 mph) | Category 1 |
| 1899 | Unnamed 1899 stormNov 1 | 72 mi | Tropical storm (58 mph) | Category 2 |
| 1893 | Unnamed 1893 stormOct 23 | 47 mi | Tropical storm (40 mph) | Tropical storm |
| 1893 | Unnamed 1893 stormOct 14 | 37 mi | Tropical storm (72 mph) | Category 3 |
| 1893 | Unnamed 1893 stormAug 29 | 52 mi | Tropical storm (63 mph) | Category 3 |
| 1888 | Unnamed 1888 stormAug 21 | 5 mi | Tropical storm (47 mph) | Category 3 |
| 1885 | Unnamed 1885 stormOct 13 | 19 mi | Tropical storm (46 mph) | Tropical storm |
| 1878 | Unnamed 1878 stormOct 23 | 44 mi | Category 1 (87 mph) | Category 2 |
| 1876 | Unnamed 1876 stormSep 18 | 40 mi | Tropical storm (60 mph) | Category 3 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Shermans Dale: 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 Shermans Dale
By decade
- 2020s4
- 2010s12
- 2000s14
- 1990s11
- 1980s5
- 1970s5
- 1960s3
- 1950s2
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 23, 2011 | EF2 | 22 mi | 4.71 mi | 0 / 0 |
| Apr 28, 2011 | EF2 | 20 mi | 2.62 mi | 0 / 0 |
| Oct 9, 1992 | F2 | 19 mi | 2 mi | 0 / 0 |
| Jun 20, 1989 | F2 | 17 mi | 2 mi | 0 / 1 |
| Jul 31, 1985 | F2 | 19 mi | 3 mi | 0 / 2 |
| Jun 7, 1980 | F2 | 22 mi | 5.6 mi | 0 / 0 |
| Apr 5, 1977 | F2 | 20 mi | 2 mi | 0 / 1 |
| Mar 26, 1970 | F2 | 22 mi | 2.5 mi | 0 / 0 |
| Oct 18, 1967 | F2 | 24 mi | 10.2 mi | 0 / 11 |
| Sep 21, 1967 | F2 | 6 mi | 0.1 mi | 0 / 0 |
| Aug 19, 1955 | F2 | 11 mi | 0.1 mi | 0 / 0 |
| Dec 1, 2006 | F1 | 16 mi | 1.5 mi | 1 / 0 |
The strongest 12 of 56, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Shermans Dale
The Storm Prediction Center has 39 hail reports within 10 miles of Shermans Dale since 1962, made on 30 separate days. Of these, 26 were 1 inch across or larger, and one reached 2 inches. The largest, 2 inches (hen egg size), fell on August 20, 1962. The most recent report is from May 16, 2025. July and August have the most reports, 10 each.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Shermans Dale
The nearest NOAA station with 1991–2020 climate normals is Carlisle Wtp, PA, 7 miles south of Shermans Dale at 430 feet. July is the warmest, with an average high of 86°F and low of 63°F; January is the coolest, at 38°F and 21°F. July is the wettest at 5.5 inches of precipitation on average and February the driest at 2.6 inches; the year adds up to 48.2 inches over 86 days with at least a tenth of an inch. June to November, the hurricane season months, bring 55% of the year's precipitation (26.3 of 48.2 inches); the other six months are drier. October has brought the most of the 22 tropical systems that passed within 75 miles (8); a normal October there has highs of 66°F and 4.3 inches of precipitation. Highs reach 90°F on about 24 days a year, almost all from June to September. Lows fall below freezing on about 126 nights a year. Snowfall averages 27.7 inches a year, most of it in February. That 48.2 inches is more than at 112 of the 148 Pennsylvania stations used on this site (76%). Landisburg, 6 miles west, has its own station (Bloserville 1 N, PA): 43.8 inches a year, 4.4 less than here, and a July average high of 84°F against 86°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 38 | 21 | 3.1 | 6 | 7.7 |
| Feb | 41 | 22 | 2.6 | 6 | 9.6 |
| Mar | 50 | 29 | 4.1 | 6 | 4.8 |
| Apr | 63 | 39 | 3.8 | 8 | 0.2 |
| May | 73 | 49 | 4.7 | 10 | 0.0 |
| Jun | 81 | 59 | 4.4 | 8 | 0.0 |
| Jul | 86 | 63 | 5.5 | 9 | 0.0 |
| Aug | 84 | 61 | 4.0 | 7 | 0.0 |
| Sep | 77 | 53 | 5.0 | 7 | 0.0 |
| Oct | 66 | 42 | 4.3 | 7 | 0.5 |
| Nov | 54 | 32 | 3.1 | 6 | 0.9 |
| Dec | 42 | 25 | 3.6 | 7 | 4.0 |
| Year | 63 | 41 | 48.2 | 86 | 27.7 |
Averages for 1991–2020 at Carlisle Wtp, PA (430 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 Shermans Dale
Since 1996, the National Weather Service has logged 157 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Shermans Dale: 138 thunderstorm wind reports, 11 flash floods and 8 floods. They killed 0 people and injured 5, and the NWS estimated $693,000 in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on September 7, 2023. July has had the most flash floods, 4 of 11. Of the 788 Pennsylvania cities on this site with a flash flood on record, 188 have had fewer than Shermans Dale.
August 25, 2007: thunderstorm wind 9 miles from the centre of Shermans Dale — 5 injured, $125,000 damage.
July 23, 2009: flash flood 9 miles from the centre of Shermans Dale — $100,000 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 Shermans Dale's ZIP code 17090 have filed 47 claims with the National Flood Insurance Program since 1978, and were paid $368,000 for buildings and contents, in the dollars of each year. The most came from Flooding in 1984: 10 claims (21% of all) and $72,000. 38% 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, 266 have fewer than Shermans Dale.
| Event | Claims | Paid |
|---|---|---|
| Flooding1984 | 10 | $72,000 |
Perry County, which includes Shermans Dale, has been named in 20 federal disaster or emergency declarations since 1972, 14 of them major disasters (by incident: 7 floods, 4 severe storms, 4 snowstorms, 3 hurricanes). The latest major disaster declaration was Covid-19 Pandemic, on March 30, 2020. FEMA's National Risk Index gives Perry County a Relatively Low rating for natural hazard risk overall; by hazard: Relatively Moderate for strong wind; Relatively Low for hurricanes, tornadoes, inland flooding, lightning and heat waves; Very Low for hail. It models the county's expected loss from all 18 hazards it covers at $18.2 million a year, the 47th highest of 67 Pennsylvania counties; of the hazards above, the largest share, $13.4 million (73%), 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 Shermans Dale
- New Bloomfield, PA5 mi
- Landisburg, PA6 mi
- Duncannon, PA9 mi
- Newport, PA11 mi
- Marysville, PA11 mi
- Loysville, PA12 mi
- Mechanicsburg, PA12 mi
- Enola, PA13 mi
- Boiling Springs, PA13 mi
- Dauphin, PA14 mi
- Camp Hill, PA15 mi
- Mount Holly Springs, PA15 mi
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