NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Granville, IL
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
1 tropical system has passed within 75 miles of Granville, Illinois since 1851, 0 of them at hurricane strength; the most recent was an unnamed storm in 1900. Since 1950, 97 tornadoes have touched down within 25 miles, 7 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 97
- EF3 or stronger
- 7
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
11 deaths in all
What the records show for Granville
None of the 1 tropical systems was at hurricane strength as it passed Granville; the strongest was an unnamed storm in 1900, a tropical storm with 54 mph winds when its centre passed 74 miles away. Of the 548 Illinois cities on this site, 57% have more tropical storms and hurricanes within 75 miles than Granville. The highest rating among the 97 tornadoes within 25 miles is F3 or EF3, reached 7 times; the most recent, on February 28, 2017, came within 15 miles. The deadliest, an F3 on April 20, 2004, killed 8 people. Of the 97, 7 had paths within 5 miles of the city centre, and 57 have come since 2000. June has had the most tornadoes, 22. The most recent tornado was on July 14, 2024. Of the 548 Illinois cities, 82% have more tornadoes within 25 miles than Granville. Hail has been reported within 10 miles 114 times since 1972, with stones up to 2.75 inches (baseball size). Granville has more hail reports within 10 miles than 56% of the 548 Illinois cities.
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Tropical storms and hurricanes near Granville
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 1900 | Unnamed 1900 stormSep 11 | 74 mi | Tropical storm (54 mph) | Category 4 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Granville: 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 Granville
By decade
- 2020s17
- 2010s26(2 EF3+)
- 2000s14(1 EF3+)
- 1990s8
- 1980s4
- 1970s14(2 EF3+)
- 1960s9(1 EF3+)
- 1950s5(1 EF3+)
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 20, 2004 | F3 | in town | 15.8 mi | 8 / 12 |
| Feb 28, 2017 | EF3 | 15 mi | 11.5 mi | 2 / 14 |
| Dec 6, 1951 | F3 | 5 mi | 21.9 mi | 1 / 1 |
| Feb 28, 2017 | EF3 | 21 mi | 17.77 mi | 0 / 0 |
| Mar 4, 1976 | F3 | 18 mi | 0.8 mi | 0 / 0 |
| Jul 17, 1972 | F3 | 5 mi | 81.5 mi | 0 / 0 |
| Apr 24, 1965 | F3 | 18 mi | 6.5 mi | 0 / 1 |
| Feb 28, 2017 | EF2 | 23 mi | 5.6 mi | 0 / 0 |
| Jun 22, 2015 | EF2 | 24 mi | 7.8 mi | 0 / 7 |
| Jun 5, 2010 | EF2 | 14 mi | 17.62 mi | 0 / 17 |
| Jun 5, 2010 | EF2 | 10 mi | 8 mi | 0 / 0 |
| Apr 20, 2004 | F2 | 14 mi | 9 mi | 0 / 0 |
The strongest 12 of 97, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Granville
The Storm Prediction Center has 114 hail reports within 10 miles of Granville since 1972, made on 61 separate days. Of these, 69 were 1 inch across or larger, and 5 reached 2 inches. The largest size, 2.75 inches (baseball size), was reported on 2 days, most recently September 22, 2005. The most recent report is from March 26, 2023. June has the most reports, 28.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Granville
The nearest NOAA station with 1991–2020 climate normals is Peru, IL, 9 miles northeast of Granville at 620 feet. July is the warmest, with an average high of 84°F and low of 63°F; January is the coolest, at 30°F and 14°F. June is the wettest at 4.6 inches of precipitation on average and January and February the driest at 1.8 inches; the year adds up to 38.1 inches over 72 days with at least a tenth of an inch. Highs reach 90°F on about 19 days a year, almost all from May to September. Lows fall below freezing on about 138 nights a year. Snowfall averages 28.5 inches a year, most of it in December. That 38.1 inches is more than at 37 of the 146 Illinois stations used on this site (25%). Henry, 13 miles southwest, has its own station (Lacon, IL): 38.6 inches a year, 0.5 more than here, and a July average high of 87°F against 84°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 30 | 14 | 1.8 | 5 | 8.6 |
| Feb | 35 | 18 | 1.8 | 4 | 5.5 |
| Mar | 48 | 27 | 2.3 | 6 | 4.0 |
| Apr | 61 | 38 | 3.8 | 7 | 0.6 |
| May | 73 | 49 | 4.5 | 8 | 0.0 |
| Jun | 81 | 59 | 4.6 | 7 | 0.0 |
| Jul | 84 | 63 | 3.9 | 7 | 0.0 |
| Aug | 82 | 61 | 3.7 | 6 | 0.0 |
| Sep | 77 | 53 | 3.4 | 5 | 0.0 |
| Oct | 64 | 41 | 3.5 | 6 | 0.2 |
| Nov | 48 | 30 | 2.7 | 6 | 0.9 |
| Dec | 36 | 20 | 2.1 | 5 | 8.7 |
| Year | 60 | 39 | 38.1 | 72 | 28.5 |
Averages for 1991–2020 at Peru, IL (620 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 Granville
Since 1996, the National Weather Service has logged 213 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Granville: 181 thunderstorm wind reports, 20 flash floods, 5 heavy rain events, 5 lightning strikes and 2 floods. They killed 0 people and injured 2, and the NWS estimated $10.3 million in property and crop damage. The strongest thunderstorm gust on record here was 104 mph, on October 3, 2000. August has had the most flash floods, 6 of 20. Of the 547 Illinois cities on this site with a flash flood on record, 315 have had fewer than Granville.
August 10, 2020: thunderstorm wind 8 miles from the centre of Granville — 1 injured.
May 11, 2022: lightning strike 8 miles from the centre of Granville — 1 injured.
April 18, 2013: flood 10 miles from the centre of Granville — $5.5 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
Putnam County, which includes Granville, has been named in 11 federal disaster or emergency declarations since 1979, 6 of them major disasters (by incident: 4 snowstorms, 2 biological emergencies, 2 floods, 2 severe storms). The latest major disaster declaration was Covid-19 Pandemic, on March 26, 2020. FEMA's National Risk Index gives Putnam County a Very Low rating for natural hazard risk overall; by hazard: Relatively Low for tornadoes and strong wind; Very Low for hurricanes, hail, inland flooding, lightning and heat waves. It models the county's expected loss from all 18 hazards it covers at $4.7 million a year, the 96th highest of 102 Illinois counties; of the hazards above, the largest share, $2.5 million (53%), 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 Granville
- Spring Valley, IL5 mi
- Peru, IL7 mi
- Oglesby, IL9 mi
- La Salle, IL10 mi
- Henry, IL13 mi
- Princeton, IL13 mi
- Utica, IL14 mi
- Lacon, IL18 mi
- Mendota, IL20 mi
- Ottawa, IL21 mi
- Streator, IL23 mi
- Walnut, IL27 mi
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