NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Hermann, MO
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
2 tropical systems have passed within 75 miles of Hermann, Missouri since 1851, 0 of them at hurricane strength; the most recent was Ike in 2008. Since 1950, 55 tornadoes have touched down within 25 miles, 2 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 2
- Tornadoes
- 55
- EF3 or stronger
- 2
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
1 deaths in all
What the records show for Hermann
None of the 2 tropical systems was at hurricane strength as it passed Hermann; the strongest was Ike in 2008, a tropical storm with 47 mph winds when its centre passed 71 miles away. The record near Hermann begins with an unnamed storm in 1902; the most recent system was Ike in 2008. Of the 334 Missouri cities on this site, 43% have more tropical storms and hurricanes within 75 miles than Hermann. The highest rating among the 55 tornadoes within 25 miles is F3, reached 2 times; the most recent, on March 13, 2006, came within 16 miles. The deadliest, an F2 on June 21, 1981, killed 1 person. Of the 55, 3 had paths within 5 miles of the city centre, and 28 have come since 2000. May has had the most tornadoes, 15. The most recent tornado was on March 14, 2025. Of the 334 Missouri cities, 93% have more tornadoes within 25 miles than Hermann. Hail has been reported within 10 miles 57 times since 1967, with stones up to 4 inches (softball size). Of the 334 Missouri cities, 83% have more hail reports within 10 miles than Hermann.
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Tropical storms and hurricanes near Hermann
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2008 | IkeSep 14 | 71 mi | Tropical storm (47 mph) | Category 4 |
| 1902 | Unnamed 1902 stormJun 28 | 37 mi | Tropical storm (40 mph) | Category 1 |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Hermann: 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 Hermann
By decade
- 2020s4
- 2010s16
- 2000s8(1 EF3+)
- 1990s7
- 1980s12(1 EF3+)
- 1960s4
- 1950s4
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Mar 13, 2006 | F3 | 16 mi | 6 mi | 0 / 1 |
| May 1, 1983 | F3 | 18 mi | 9 mi | 0 / 3 |
| Jun 21, 1981 | F2 | 22 mi | 6.5 mi | 1 / 6 |
| Apr 29, 1984 | F2 | 20 mi | 14 mi | 0 / 10 |
| Jul 20, 1981 | F2 | 16 mi | 1 mi | 0 / 0 |
| May 12, 1980 | F2 | 15 mi | 0.5 mi | 0 / 0 |
| May 12, 1980 | F2 | 16 mi | 0.5 mi | 0 / 7 |
| Apr 7, 1980 | F2 | 19 mi | 6.5 mi | 0 / 0 |
| May 23, 1966 | F2 | 25 mi | 2 mi | 0 / 0 |
| Apr 23, 1955 | F2 | 22 mi | 11 mi | 0 / 0 |
| Mar 14, 2025 | EF1 | 8 mi | 5.57 mi | 0 / 0 |
| May 19, 2022 | EF1 | 22 mi | 1.27 mi | 0 / 0 |
The strongest 12 of 55, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Hermann
The Storm Prediction Center has 57 hail reports within 10 miles of Hermann since 1967, made on 42 separate days. Of these, 37 were 1 inch across or larger, and 7 reached 2 inches. The largest, 4 inches (softball size), fell on April 22, 2011. The most recent report is from May 26, 2024. April has the most reports, 24.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Hermann
The nearest NOAA station with 1991–2020 climate normals is Rosebud, MO, 15 miles south of Hermann at 730 feet. July is the warmest, with an average high of 87°F and low of 64°F; January is the coolest, at 40°F and 18°F. May is the wettest at 5.6 inches of precipitation on average and February the driest at 2.4 inches; the year adds up to 45.2 inches over 74 days with at least a tenth of an inch. Highs reach 90°F on about 31 days a year, almost all from June to September. Lows fall below freezing on about 124 nights a year. Snowfall averages 14.2 inches a year, most of it in January. That 45.2 inches is more than at 85 of the 134 Missouri stations used on this site (63%). Warrenton, 20 miles northeast, has its own station (Washington, MO): 44.2 inches a year, 1.0 less than here, and a July average high of 88°F against 87°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 40 | 18 | 2.7 | 5 | 4.2 |
| Feb | 45 | 21 | 2.4 | 5 | 3.5 |
| Mar | 55 | 30 | 3.7 | 7 | 1.7 |
| Apr | 66 | 40 | 4.8 | 8 | 0.0 |
| May | 75 | 50 | 5.6 | 8 | 0.0 |
| Jun | 83 | 60 | 4.5 | 7 | 0.0 |
| Jul | 87 | 64 | 3.9 | 6 | 0.0 |
| Aug | 87 | 61 | 3.9 | 5 | 0.0 |
| Sep | 79 | 52 | 4.0 | 5 | 0.0 |
| Oct | 68 | 41 | 3.4 | 6 | 0.0 |
| Nov | 55 | 31 | 3.6 | 6 | 1.5 |
| Dec | 44 | 22 | 2.7 | 5 | 3.3 |
| Year | 65 | 41 | 45.2 | 74 | 14.2 |
Averages for 1991–2020 at Rosebud, MO (730 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 Hermann
Since 1996, the National Weather Service has logged 75 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Hermann: 41 thunderstorm wind reports, 21 flash floods and 13 floods. None is recorded as killing or injuring anyone; the NWS estimated $2.1 million in property and crop damage. The strongest thunderstorm gust on record here was 78 mph, on March 4, 2011. July has had the most flash floods, 8 of 21. Of the 334 Missouri cities on this site with a flash flood on record, 175 have had fewer than Hermann.
December 27, 2015: flood 6 miles from the centre of Hermann — $2.0 million damage.
NWS: “Between 6 and 9 inches of rain fell across Franklin County during a 2 day period. All of this rain caused the creeks and rivers to rise.”
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 Hermann's ZIP code 65041 have filed 263 claims with the National Flood Insurance Program since 1978, and were paid $4.2 million for buildings and contents, in the dollars of each year. The most came from Flooding in 1995: 93 claims (35% of all) and $1.4 million, then Midwest Flooding in 1993 with 59 and Late spring severe storms in 2017 with 26. The year with the most claims was 1993, with 66. 82% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 172 Missouri cities on this site with 10 or more claims, 142 have fewer than Hermann.
| Event | Claims | Paid |
|---|---|---|
| Flooding1995 | 93 | $1.4 million |
| Midwest Flooding1993 | 59 | $1.5 million |
| Late spring severe storms2017 | 26 | $457,000 |
| Early winter storms2015 | 25 | $373,000 |
| Not a named storm1982 | 10 | $10,000 |
Gasconade County, which includes Hermann, has been named in 21 federal disaster or emergency declarations since 1973, 13 of them major disasters (by incident: 7 floods, 7 severe storms, 3 ice storms, 2 biological emergencies). The latest major disaster declaration was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding, on August 3, 2026. FEMA's National Risk Index gives Gasconade County a Very Low rating for natural hazard risk overall; by hazard: Relatively Moderate for heat waves; Relatively Low for tornadoes, hail, inland flooding and strong wind; Very Low for hurricanes and lightning. It models the county's expected loss from all 18 hazards it covers at $11.9 million a year, the 70th highest of 115 Missouri counties; of the hazards above, the largest share, $6.8 million (57%), 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 Hermann
- New Haven, MO14 mi
- Gerald, MO19 mi
- Warrenton, MO20 mi
- Marthasville, MO21 mi
- Montgomery City, MO22 mi
- Owensville, MO22 mi
- Linn, MO22 mi
- Bland, MO25 mi
- Wright City, MO25 mi
- Washington, MO26 mi
- Fulton, MO29 mi
- Wellsville, MO30 mi
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