NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Green Bay, WI
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 Green Bay, Wisconsin since 1851, 0 of them at hurricane strength; the most recent was Cristobal in 2020. Since 1950, 75 tornadoes have touched down within 25 miles, 4 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 1
- Tornadoes
- 75
- EF3 or stronger
- 4
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
1 deaths in all
What the records show for Green Bay
None of the 1 tropical systems was at hurricane strength as it passed Green Bay; the strongest was Cristobal in 2020, a tropical storm with 40 mph winds when its centre passed 71 miles away. Green Bay is tied for the most tropical storms and hurricanes within 75 miles among the 416 Wisconsin cities on this site. The highest rating among the 75 tornadoes within 25 miles is F4, reached 2 times; the most recent, on July 5, 1994, came within 18 miles. The deadliest, an F4 on April 27, 1984, killed 1 person. Of the 75, 9 had paths within 5 miles of the city centre, and 31 have come since 2000. June has had the most tornadoes, 21. The most recent tornado was on May 21, 2024. Of the 416 Wisconsin cities, 50% have more tornadoes within 25 miles than Green Bay. Hail has been reported within 10 miles 75 times since 1956, with stones up to 3 inches (tea cup size). Green Bay has more hail reports within 10 miles than 67% of the 416 Wisconsin cities.
Compare Green Bay's storm record with another city →
Tropical storms and hurricanes near Green Bay
| Year | Storm | Closest | Strength when closest | Peak |
|---|---|---|---|---|
| 2020 | CristobalJun 10 | 71 mi | Tropical storm (40 mph) | Tropical storm |
Strength is the sustained wind on the track at the closest point, which is not the wind felt in Green Bay: 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 Green Bay
By decade
- 2020s6
- 2010s20
- 2000s5
- 1990s8(1 EF3+)
- 1980s5(1 EF3+)
- 1970s16(1 EF3+)
- 1960s9(1 EF3+)
- 1950s6
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 27, 1984 | F4 | 14 mi | 27.5 mi | 1 / 19 |
| Jul 5, 1994 | F4 | 18 mi | 3.5 mi | 0 / 2 |
| Dec 1, 1970 | F3 | 21 mi | 13.1 mi | 0 / 0 |
| Jun 26, 1969 | F3 | 14 mi | 15.3 mi | 0 / 1 |
| Apr 10, 2011 | EF2 | 21 mi | 1.52 mi | 0 / 0 |
| Jul 5, 1994 | F2 | 18 mi | 1 mi | 0 / 0 |
| May 6, 1982 | F2 | 23 mi | 9 mi | 0 / 0 |
| Apr 22, 1970 | F2 | 20 mi | 11.2 mi | 0 / 2 |
| Apr 22, 1970 | F2 | 1 mi | 7.2 mi | 0 / 1 |
| Apr 22, 1970 | F2 | in town | 3.6 mi | 0 / 2 |
| Aug 16, 1968 | F2 | 13 mi | 1 mi | 0 / 1 |
| Aug 16, 1968 | F2 | 22 mi | 2 mi | 0 / 0 |
The strongest 12 of 75, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Green Bay
The Storm Prediction Center has 75 hail reports within 10 miles of Green Bay since 1956, made on 44 separate days. Of these, 35 were 1 inch across or larger, and 4 reached 2 inches. The largest, 3 inches (tea cup size), fell on July 1, 1956. The most recent report is from May 30, 2025. June has the most reports, 21.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Green Bay
The nearest NOAA station with 1991–2020 climate normals is Green Bay, WI, 5 miles west of Green Bay at 682 feet. July is the warmest, with an average high of 81°F and low of 60°F; January is the coolest, at 26°F and 11°F. June is the wettest at 4.1 inches of precipitation on average and February the driest at 1.2 inches; the year adds up to 31.8 inches over 68 days with at least a tenth of an inch. Highs reach 90°F on about 6 days a year, almost all from June to August. Lows fall below freezing on about 152 nights a year. Snowfall averages 55.6 inches a year, most of it in January. That 31.8 inches is more than at 25 of the 165 Wisconsin stations used on this site (15%). Oneida, 8 miles west, has its own station (Green Bay WFO, WI): 31.7 inches a year, the same as here, and the same July average high, 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 26 | 11 | 1.4 | 4 | 14.3 |
| Feb | 29 | 13 | 1.2 | 4 | 12.0 |
| Mar | 40 | 24 | 2.0 | 5 | 8.1 |
| Apr | 54 | 35 | 3.0 | 7 | 4.7 |
| May | 67 | 46 | 3.4 | 7 | 0.0 |
| Jun | 77 | 56 | 4.1 | 8 | 0.0 |
| Jul | 81 | 60 | 3.6 | 7 | 0.0 |
| Aug | 79 | 58 | 3.4 | 6 | 0.0 |
| Sep | 72 | 50 | 3.2 | 6 | 0.0 |
| Oct | 58 | 40 | 2.7 | 6 | 0.3 |
| Nov | 44 | 29 | 2.0 | 5 | 3.1 |
| Dec | 31 | 18 | 1.8 | 5 | 13.1 |
| Year | 55 | 37 | 31.8 | 68 | 55.6 |
Averages for 1991–2020 at Green Bay, WI (682 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 Green Bay
Since 1996, the National Weather Service has logged 142 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Green Bay: 115 thunderstorm wind reports, 10 flash floods, 6 floods, 6 heavy rain events and 5 lightning strikes. They killed 1 person and injured 1, and the NWS estimated $1.4 million in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on September 13, 2005. September has had the most flash floods, 3 of 10. Of the 374 Wisconsin cities on this site with a flash flood on record, 269 have had fewer than Green Bay.
June 23, 2025: thunderstorm wind 3 miles from the centre of Green Bay — 1 killed.
NWS: “Thunderstorm winds downed a tree onto a 9-year-old child on the west side of Green Bay. The person was taken to the hospital and passed away from the injuries.”
August 25, 1996: thunderstorm wind 8 miles from the centre of Green Bay — 1 injured, $10,000 damage.
September 17, 2018: flash flood 1 mile from the centre of Green Bay — $500,000 damage.
NWS: “Thunderstorms brought a period of torrential rainfall to eastern Brown County, causing flash flooding on the east side of Green Bay and in Bellevue. About 50 people had to be rescued from cars that became trapped in flooded intersections.”
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 Green Bay's 7 ZIP codes have filed 323 claims with the National Flood Insurance Program since 1979, and were paid $2.0 million for buildings and contents, in the dollars of each year. The most came from March 2019 Midwest Flooding in 2019: 40 claims (12% of all) and $797,000. The year with the most claims was 1990, with 101. 14% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 128 Wisconsin cities on this site with 10 or more claims, 124 have fewer than Green Bay.
| Event | Claims | Paid |
|---|---|---|
| March 2019 Midwest Flooding2019 | 40 | $797,000 |
Brown County, which includes Green Bay, has been named in 9 federal disaster or emergency declarations since 1973, 6 of them major disasters (by incident: 3 severe storms, 2 biological emergencies, 2 floods, 1 drought). The latest major disaster declaration was Severe Storms, Tornadoes, and Flooding, on June 30, 2026. FEMA's National Risk Index gives Brown County a Relatively Moderate rating for natural hazard risk overall; by hazard: Relatively High for tornadoes, hail and lightning; Relatively Moderate for inland flooding; Relatively Low for coastal flooding, strong wind and heat waves; Very Low for hurricanes. It models the county's expected loss from all 18 hazards it covers at $103.7 million a year, the 4th highest of 72 Wisconsin counties; of the hazards above, the largest share, $57.4 million (55%), 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.