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NHC HURDAT2 · SPC Tornado Database

Hurricanes and Tornadoes That Hit Florissant, 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

3 tropical systems have passed within 75 miles of Florissant, Missouri since 1851, 0 of them at hurricane strength; the most recent was Ike in 2008. Since 1950, 158 tornadoes have touched down within 25 miles, 18 of them rated EF3 or stronger.

Hurricanes
0

within 75 mi, since 1851

Tropical storms
3

below hurricane strength

Tornadoes
158

within 25 mi, since 1950

EF3 or stronger
18

46 deaths in all

What the records show for Florissant

None of the 3 tropical systems was at hurricane strength as it passed Florissant; the strongest was Ike in 2008, a tropical storm with 49 mph winds when its centre passed 36 miles away. The record near Florissant begins with an unnamed storm in 1902; the most recent system was Ike in 2008. Florissant has more tropical storms and hurricanes within 75 miles than 56% of the 334 Missouri cities on this site. The highest rating among the 158 tornadoes within 25 miles is F4 or EF4, reached 5 times; the most recent, on April 22, 2011, came within 5 miles. The deadliest, an F4 on February 10, 1959, killed 21 people. Of the 158, 15 had paths within 5 miles of the city centre, and 81 have come since 2000. April and May have had the most tornadoes, 31 each. The most recent tornado was on June 4, 2025. Florissant has more tornadoes within 25 miles than 95% of the 334 Missouri cities. Hail has been reported within 10 miles 218 times since 1959, with stones up to 3 inches (tea cup size). Florissant has more hail reports within 10 miles than 85% of the 334 Missouri cities.

Compare Florissant's storm record with another city →

Tropical storms and hurricanes near Florissant

Tropical systems that passed within 75 miles of Florissant, Missouri, newest first
YearStormClosestStrength when closestPeak
2008IkeSep 1436 miTropical storm (49 mph)Category 4
1941Unnamed 1941 stormSep 2572 miTropical storm (40 mph)Category 3
1902Unnamed 1902 stormJun 2811 miTropical storm (40 mph)Category 1

Strength is the sustained wind on the track at the closest point, which is not the wind felt in Florissant: 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 Florissant

By decade

  • 2020s25(2 EF3+)
  • 2010s31(4 EF3+)
  • 2000s25
  • 1990s10
  • 1980s13(5 EF3+)
  • 1970s12
  • 1960s16(3 EF3+)
  • 1950s26(4 EF3+)
Strongest tornadoes near Florissant, Missouri
DateRatingDistancePathKilled / injured
Feb 10, 1959F412 mi23.9 mi21 / 345
Feb 24, 1956F419 mi77.6 mi6 / 36
Jan 24, 1967F43 mi25 mi3 / 216
Apr 22, 2011EF45 mi21.3 mi0 / 5
Apr 3, 1981F411 mi11.9 mi0 / 32
Dec 10, 2021EF314 mi4.22 mi6 / 1
Dec 10, 2021EF311 mi27.3 mi1 / 2
Dec 31, 2010EF317 mi6.65 mi1 / 6
May 31, 2013EF39 mi10.64 mi0 / 0
May 31, 2013EF34 mi31.71 mi0 / 8
Nov 15, 1988F321 mi9 mi0 / 0
Nov 15, 1988F321 mi1 mi0 / 10

The strongest 12 of 158, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.

Hail in Florissant

The Storm Prediction Center has 218 hail reports within 10 miles of Florissant since 1959, made on 114 separate days. Of these, 147 were 1 inch across or larger, and 24 reached 2 inches. The largest size, 3 inches (tea cup size), was reported on 2 days, most recently April 28, 2012. The most recent report is from May 19, 2025. May has the most reports, 73.

Source: NOAA Storm Prediction Center severe weather reports, data through 2025.

Radar-estimated hail days in Florissant since 2019 →

Weather by month in Florissant

The nearest NOAA station with 1991–2020 climate normals is St Louis Lambert International Airport, MO, 5 miles southwest of Florissant at 531 feet. July is the warmest, with an average high of 90°F and low of 71°F; January is the coolest, at 40°F and 24°F. May is the wettest at 4.8 inches of precipitation on average and February the driest at 2.2 inches; the year adds up to 41.7 inches over 71 days with at least a tenth of an inch. Highs reach 90°F on about 47 days a year, almost all from May to September. Lows fall below freezing on about 85 nights a year. Snowfall averages 16.6 inches a year, most of it in January. That 41.7 inches is more than at 39 of the 134 Missouri stations used on this site (29%). Alton, IL, 11 miles northeast, has its own station (Alton - Melvin Price L&D, IL): 41.9 inches a year, 0.2 more than here, and a July average high of 87°F against 90°F.

Monthly climate normals 1991–2020 at St Louis Lambert International Airport, MO
MonthHigh °FLow °FPrecip. inDays ≥ 0.1"Snow in
Jan40242.655.7
Feb46282.254.3
Mar57373.572.3
Apr68474.780.2
May77584.880.0
Jun86674.570.0
Jul90713.960.0
Aug88693.450.0
Sep81613.050.0
Oct69493.260.0
Nov56373.450.9
Dec45292.553.2
Year674841.77116.6

Averages for 1991–2020 at St Louis Lambert International Airport, MO (531 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.

Missouri weather by month, station by station →

Floods, thunderstorm wind and lightning near Florissant

Since 1996, the National Weather Service has logged 242 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Florissant: 192 thunderstorm wind reports, 29 flash floods, 14 floods, 5 lightning strikes and 2 heavy rain events. They killed 3 people and injured 8, and the NWS estimated $28.4 million in property and crop damage. The strongest thunderstorm gust on record here was 100 mph, on May 31, 2013. Of the 334 Missouri cities on this site with a flash flood on record, 218 have had fewer than Florissant.

  • April 24, 2007: lightning strike 9 miles from the centre of Florissant — 1 killed.

  • July 9, 2007: lightning strike 2 miles from the centre of Florissant — 1 killed.

    NWS: “A 25 year old man was killed by a lightning strike while he was walking along the 1800 block of North New Florissant Road.”

  • June 15, 2010: lightning strike 5 miles from the centre of Florissant — 1 killed.

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 Florissant's 3 ZIP codes have filed 547 claims with the National Flood Insurance Program since 1978, and were paid $6.4 million for buildings and contents, in the dollars of each year. The most came from Hurricane Ike in 2008: 110 claims (20% of all) and $1.9 million, then Flooding in 1995 with 64 and Late July Flooding in 2022 with 32. 52% 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, 161 have fewer than Florissant.

Flood insurance claims in Florissant by named event
EventClaimsPaid
Hurricane Ike2008110$1.9 million
Flooding199564$188,000
Late July Flooding202232$2.6 million
Not a named storm198226$81,000
Early winter storms201520$227,000
Midwest Flooding199317$347,000

St. Louis County, which includes Florissant, has been named in 34 federal disaster or emergency declarations since 1973, 25 of them major disasters (by incident: 16 severe storms, 10 floods, 3 ice storms, 2 biological emergencies). The latest major disaster declaration was Severe Storms, Straight-Line Winds, Tornadoes, and Flooding, on June 9, 2025. FEMA's National Risk Index gives St. Louis County a Relatively High rating for natural hazard risk overall; by hazard: Very High for hail, lightning and heat waves; Relatively High for tornadoes, inland flooding and strong wind; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $752.7 million a year, the highest of 115 Missouri counties; of the hazards above, the largest share, $253.2 million (34%), is from heat waves.

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 Florissant