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NHC HURDAT2 · SPC Tornado Database

Hurricanes and Tornadoes That Hit Hiawatha, IA

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 Hiawatha, Iowa since 1851, 0 of them at hurricane strength; the most recent was an unnamed storm in 1900. Since 1950, 152 tornadoes have touched down within 25 miles, 9 of them rated EF3 or stronger.

Hurricanes
0

within 75 mi, since 1851

Tropical storms
1

below hurricane strength

Tornadoes
152

within 25 mi, since 1950

EF3 or stronger
9

1 deaths in all

What the records show for Hiawatha

None of the 1 tropical systems was at hurricane strength as it passed Hiawatha; the strongest was an unnamed storm in 1900, a tropical storm with 48 mph winds when its centre passed 22 miles away. Hiawatha is tied for the most tropical storms and hurricanes within 75 miles among the 241 Iowa cities on this site. The highest rating among the 152 tornadoes within 25 miles is F4, reached 3 times; the most recent, on March 13, 1990, came within 19 miles. The deadliest, an F3 on April 23, 1961, killed 1 person. Of the 152, 17 had paths within 5 miles of the city centre, and 82 have come since 2000. May has had the most tornadoes, 35. The most recent tornado was on July 11, 2025. Hiawatha has more tornadoes within 25 miles than 78% of the 241 Iowa cities. Hail has been reported within 10 miles 259 times since 1962, with stones up to 2.75 inches (baseball size). Hiawatha has more hail reports within 10 miles than 91% of the 241 Iowa cities.

Compare Hiawatha's storm record with another city →

Tropical storms and hurricanes near Hiawatha

Tropical systems that passed within 75 miles of Hiawatha, Iowa, newest first
YearStormClosestStrength when closestPeak
1900Unnamed 1900 stormSep 1122 miTropical storm (48 mph)Category 4

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

By decade

  • 2020s28
  • 2010s22
  • 2000s32(1 EF3+)
  • 1990s24(1 EF3+)
  • 1980s17
  • 1970s13(4 EF3+)
  • 1960s9(1 EF3+)
  • 1950s7(2 EF3+)
Strongest tornadoes near Hiawatha, Iowa
DateRatingDistancePathKilled / injured
Mar 13, 1990F419 mi19 mi0 / 0
Aug 12, 1974F424 mi5 mi0 / 12
Apr 30, 1954F45 mi80.4 mi0 / 0
Apr 23, 1961F310 mi87.7 mi1 / 12
May 21, 2004F35 mi3 mi0 / 0
Jul 12, 1971F320 mi0.1 mi0 / 2
May 18, 1971F36 mi4.3 mi0 / 0
May 18, 1971F319 mi4.3 mi0 / 0
May 20, 1953F37 mi38.6 mi0 / 7
Jul 11, 2025EF210 mi6.74 mi0 / 0
Mar 31, 2023EF216 mi8.97 mi0 / 0
Mar 31, 2023EF220 mi4.87 mi0 / 0

The strongest 12 of 152, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.

Hail in Hiawatha

The Storm Prediction Center has 259 hail reports within 10 miles of Hiawatha since 1962, made on 80 separate days. Of these, 169 were 1 inch across or larger, and 16 reached 2 inches. The largest, 2.75 inches (baseball size), fell on April 7, 2020. The most recent report is from August 15, 2025. April has the most reports, 88.

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

Weather by month in Hiawatha

The nearest NOAA station with 1991–2020 climate normals is Cedar Rapids #1, IA, 5 miles east of Hiawatha at 813 feet. July is the warmest, with an average high of 86°F and low of 63°F; January is the coolest, at 30°F and 13°F. June is the wettest at 5.7 inches of precipitation on average and January the driest at 1.2 inches; the year adds up to 38.8 inches over 69 days with at least a tenth of an inch. Highs reach 90°F on about 18 days a year, almost all from June to September. Lows fall below freezing on about 134 nights a year. Snowfall averages 34.3 inches a year, most of it in December. That 38.8 inches is more than at 105 of the 124 Iowa stations used on this site (85%). Atkins, 10 miles west, has its own station (Cedar Rapids Municipal Airport, IA): 36.1 inches a year, 2.7 less than here, and a July average high of 83°F against 86°F.

Monthly climate normals 1991–2020 at Cedar Rapids #1, IA
MonthHigh °FLow °FPrecip. inDays ≥ 0.1"Snow in
Jan30131.248.7
Feb35171.348.3
Mar49282.154.0
Apr63384.081.5
May74504.790.0
Jun82605.790.0
Jul86634.560.0
Aug83614.460.0
Sep77534.060.0
Oct64423.060.6
Nov48292.252.2
Dec35191.749.0
Year613938.86934.3

Averages for 1991–2020 at Cedar Rapids #1, IA (813 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.

Iowa weather by month, station by station →

Floods, thunderstorm wind and lightning near Hiawatha

Since 1996, the National Weather Service has logged 400 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Hiawatha: 333 thunderstorm wind reports, 42 flash floods, 10 floods, 10 heavy rain events and 5 lightning strikes. They killed 4 people and injured 211, and the NWS estimated $10.1 million in property and crop damage. The strongest thunderstorm gust on record here was 140 mph, on August 10, 2020. June has had the most flash floods, 22 of 42. Of the 240 Iowa cities on this site with a flash flood on record, 214 have had fewer than Hiawatha.

  • August 10, 2020: thunderstorm wind 9 miles from the centre of Hiawatha — 1 killed, 200 injured.

  • June 30, 2014: thunderstorm wind 10 miles from the centre of Hiawatha — 1 killed, 1 injured.

  • June 30, 2014: flash flood 4 miles from the centre of Hiawatha — 1 killed, 1 injured.

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

Linn County, which includes Hiawatha, has been named in 23 federal disaster or emergency declarations since 1965, 21 of them major disasters (by incident: 11 floods, 8 severe storms, 2 biological emergencies, 1 hurricane). The latest major disaster declaration was Severe Storms, on August 17, 2020. FEMA's National Risk Index gives Linn County a Relatively Moderate rating for natural hazard risk overall; by hazard: Very High for strong wind; Relatively High for tornadoes, hail and lightning; Relatively Moderate for inland flooding; Relatively Low for heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $79.1 million a year, the 3rd highest of 99 Iowa counties; of the hazards above, the largest share, $36.2 million (46%), 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 Hiawatha