NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Harrison Township, MI
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
5 tropical systems have passed within 75 miles of Harrison Township, Michigan since 1851, 0 of them at hurricane strength; the most recent was Ike in 2008. Since 1950, 39 tornadoes have touched down within 25 miles, 6 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 5
- Tornadoes
- 39
- EF3 or stronger
- 6
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
13 deaths in all
What the records show for Harrison Township
None of the 5 tropical systems was at hurricane strength as it passed Harrison Township; the strongest was an unnamed storm in 1900, a tropical storm with 64 mph winds when its centre passed 72 miles away. The record near Harrison Township begins with an unnamed storm in 1892; the most recent system was Ike in 2008, a tropical storm directly overhead. Of the 5 systems, one has come since 2000. Harrison Township has more tropical storms and hurricanes within 75 miles than 48% of the 546 Michigan cities on this site. The highest rating among the 39 tornadoes within 25 miles is F4, reached 2 times; the most recent, on May 8, 1964, came within 6 miles. Of the 39, one had a path within 5 miles of the city centre, and 8 have come since 2000. June has had the most tornadoes, 9. The most recent tornado was on June 18, 2025. Of the 546 Michigan cities, 70% have more tornadoes within 25 miles than Harrison Township. Hail has been reported within 10 miles 95 times since 1956, with stones up to 1.75 inches (golf ball size). Harrison Township has more hail reports within 10 miles than 88% of the 546 Michigan cities.
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Tropical storms and hurricanes near Harrison Township
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2008 | IkeSep 14 | overhead | Tropical storm (58 mph) | Category 4 |
| 1955 | ConnieAug 14 | 68 mi | Tropical storm (46 mph) | Category 4 |
| 1932 | Unnamed 1932 stormSep 4 | 49 mi | Tropical storm (49 mph) | Category 1 |
| 1900 | Unnamed 1900 stormSep 12 | 72 mi | Tropical storm (64 mph) | Category 4 |
| 1892 | Unnamed 1892 stormSep 14 | 2 mi | Tropical storm (58 mph) | Tropical storm |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Harrison Township: 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 Harrison Township
By decade
- 2020s2
- 2010s4
- 2000s2
- 1990s5(1 EF3+)
- 1980s7(1 EF3+)
- 1970s13(1 EF3+)
- 1960s2(1 EF3+)
- 1950s4(2 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| May 8, 1964 | F4 | 6 mi | 3.3 mi | 11 / 224 |
| Jul 4, 1957 | F4 | 15 mi | 29.9 mi | 0 / 6 |
| Mar 20, 1976 | F3 | 11 mi | 17.1 mi | 1 / 3 |
| Nov 20, 1957 | F3 | 19 mi | 1.5 mi | 1 / 12 |
| Sep 14, 1990 | F3 | 8 mi | 24 mi | 0 / 0 |
| May 2, 1983 | F3 | 5 mi | 23 mi | 0 / 3 |
| Jul 2, 1997 | F2 | 18 mi | 5 mi | 0 / 90 |
| Sep 10, 1986 | F2 | 24 mi | 7.7 mi | 0 / 0 |
| May 19, 1983 | F2 | 17 mi | 1.8 mi | 0 / 0 |
| Jun 15, 1974 | F2 | 9 mi | 2 mi | 0 / 0 |
| Jun 26, 1973 | F2 | 19 mi | 0.1 mi | 0 / 0 |
| May 8, 1964 | F2 | 24 mi | 0.1 mi | 0 / 1 |
The strongest 12 of 39, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Harrison Township
The Storm Prediction Center has 95 hail reports within 10 miles of Harrison Township since 1956, made on 58 separate days. Of these, 44 were 1 inch across or larger, and none reached 2 inches. The largest size, 1.75 inches (golf ball size), was reported on 9 days, most recently July 20, 2023. The most recent report is from May 15, 2025. July has the most reports, 25.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Harrison Township
The nearest NOAA station with 1991–2020 climate normals is Mt Clemens Ang Base, MI, 2 miles north of Harrison Township at 580 feet. July is the warmest, with an average high of 82°F and low of 62°F; January is the coolest, at 32°F and 18°F. July is the wettest at 3.8 inches of precipitation on average and February the driest at 1.8 inches; the year adds up to 35.1 inches over 74 days with at least a tenth of an inch. Highs reach 90°F on about 11 days a year, almost all from June to August. Lows fall below freezing on about 129 nights a year. Snowfall averages 32.2 inches a year, most of it in January. That 35.1 inches is more than at 81 of the 131 Michigan stations used on this site (62%). Saint Clair Shores, 7 miles southwest, has its own station (Grosse Pointe Farms, MI): 36.0 inches a year, 0.9 more than here, and the same July average high, 82°F.
Water temperature at the NOAA tide station Algonac, MI, 16 miles east, averaged 73°F in August and 33°F in February over 2021–2025. No month averaged 80°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in | Water °F |
|---|---|---|---|---|---|---|
| Jan | 32 | 18 | 2.2 | 6 | 10.6 | 36 |
| Feb | 34 | 19 | 1.8 | 4 | 8.5 | 33 |
| Mar | 44 | 26 | 2.5 | 6 | 5.2 | 36 |
| Apr | 56 | 36 | 3.4 | 8 | 0.7 | 42 |
| May | 68 | 47 | 3.6 | 8 | 0.0 | 51 |
| Jun | 78 | 57 | 3.3 | 6 | 0.0 | 62 |
| Jul | 82 | 62 | 3.8 | 7 | 0.0 | 70 |
| Aug | 80 | 61 | 3.7 | 6 | 0.0 | 73 |
| Sep | 73 | 53 | 3.2 | 6 | 0.0 | 69 |
| Oct | 61 | 43 | 2.8 | 6 | 0.0 | 61 |
| Nov | 48 | 32 | 2.6 | 6 | 1.3 | 51 |
| Dec | 37 | 24 | 2.2 | 6 | 5.9 | 42 |
| Year | 58 | 40 | 35.1 | 74 | 32.2 | 52 |
Averages for 1991–2020 at Mt Clemens Ang Base, MI (580 ft), from NOAA NCEI U.S. Climate Normals; water temperature: average of hourly readings 2021–2025 at the NOAA tide station Algonac, MI, from NOAA Tides & Currents. 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 Harrison Township
Since 1996, the National Weather Service has logged 203 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Harrison Township: 175 thunderstorm wind reports, 13 floods, 9 flash floods and 6 lightning strikes. They killed 0 people and injured 1, and the NWS estimated $314.7 million in property and crop damage. The strongest thunderstorm gust on record here was 90 mph, on May 23, 2004. Of the 376 Michigan cities on this site with a flash flood on record, 337 have had fewer than Harrison Township.
July 21, 1998: thunderstorm wind 2 miles from the centre of Harrison Township — 1 injured, $1.4 million damage.
August 11, 2014: flash flood 9 miles from the centre of Harrison Township — $300.0 million damage.
July 21, 1998: thunderstorm wind 10 miles from the centre of Harrison Township — $5.8 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 Harrison Township's ZIP code 48045 have filed 462 claims with the National Flood Insurance Program since 1978, and were paid $1.3 million for buildings and contents, in the dollars of each year. The most came from Flooding in 1986: 158 claims (34% of all) and $458,000. 34% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 160 Michigan cities on this site with 10 or more claims, 153 have fewer than Harrison Township.
| Event | Claims | Paid |
|---|---|---|
| Flooding1986 | 158 | $458,000 |
Macomb County, which includes Harrison Township, has been named in 18 federal disaster or emergency declarations since 1972, 12 of them major disasters (by incident: 6 floods, 5 severe storms, 3 snowstorms, 2 biological emergencies). The latest major disaster declaration was Severe Storms, Tornadoes, and Flooding, on February 8, 2024. FEMA's National Risk Index gives Macomb County a Relatively High rating for natural hazard risk overall; by hazard: Very High for tornadoes and strong wind; Relatively High for inland flooding and lightning; Relatively Moderate for hail and heat waves; Relatively Low for coastal flooding; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $268.0 million a year, the 3rd highest of 83 Michigan counties; of the hazards above, the largest share, $145.9 million (54%), 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 Harrison Township
- Mount Clemens, MI3 mi
- Clinton Township, MI5 mi
- Chesterfield, MI7 mi
- Fraser, MI7 mi
- Saint Clair Shores, MI7 mi
- Macomb, MI8 mi
- Roseville, MI8 mi
- Eastpointe, MI10 mi
- Sterling Heights, MI10 mi
- New Haven, MI11 mi
- Harper Woods, MI11 mi
- Ira, MI11 mi
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