NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Gresham, OR
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
No tropical storm or hurricane has passed within 75 miles of Gresham, Oregon since records began in 1851. Since 1950, 25 tornadoes have touched down within 25 miles, 1 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 25
- EF3 or stronger
- 1
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
6 deaths in all
What the records show for Gresham
The strongest of the 25 tornadoes within 25 miles was an F3 on April 5, 1972; its path came within 10 miles, and it killed 6 people. Of the 25, 2 had paths within 5 miles of the city centre, and 16 have come since 2000. October has had the most tornadoes, 9. The most recent tornado was on October 22, 2022. Gresham has more tornadoes within 25 miles than 89% of the 149 Oregon cities on this site. Hail has been reported within 10 miles 7 times since 1999, with stones up to 1.75 inches (golf ball size). Gresham has more hail reports within 10 miles than 83% of the 149 Oregon cities.
Compare Gresham's storm record with another city →
Tornadoes within 25 miles of Gresham
By decade
- 2020s3
- 2010s8
- 2000s5
- 1990s5
- 1980s1
- 1970s1(1 EF3+)
- 1960s1
- 1950s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Apr 5, 1972 | F3 | 10 mi | 8.7 mi | 6 / 300 |
| Dec 10, 2015 | EF1 | 20 mi | 0.82 mi | 0 / 0 |
| Jan 10, 2008 | EF1 | 17 mi | 10.11 mi | 0 / 0 |
| Oct 9, 2000 | F1 | 14 mi | 0.1 mi | 0 / 0 |
| Nov 12, 1991 | F1 | 19 mi | 0.2 mi | 0 / 0 |
| Nov 12, 1991 | F1 | 4 mi | 0.2 mi | 0 / 0 |
| Apr 12, 1957 | F1 | 11 mi | 2.5 mi | 0 / 0 |
| Oct 22, 2022 | EF0 | 16 mi | 0.87 mi | 0 / 0 |
| Sep 27, 2021 | EF0 | 22 mi | 3.9 mi | 0 / 0 |
| Jun 13, 2020 | EF0 | 5 mi | 2 mi | 0 / 0 |
| Sep 8, 2019 | EF0 | 23 mi | 0.11 mi | 0 / 0 |
| Jul 1, 2019 | EF0 | 11 mi | 1.6 mi | 0 / 0 |
The strongest 12 of 25, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Gresham
The Storm Prediction Center has 7 hail reports within 10 miles of Gresham since 1999. Of these, one was 1 inch across or larger, and none reached 2 inches. The largest, 1.75 inches (golf ball size), fell on August 4, 1999. The most recent report is from April 14, 2022.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Gresham
The nearest NOAA station with 1991–2020 climate normals is Portland Troutdale Airport, OR, 4 miles north of Gresham at 29 feet. August is the warmest, with an average high of 82°F and low of 57°F; December is the coolest, at 46°F and 37°F. December is the wettest at 6.2 inches of precipitation on average and July and August the driest at 0.6 inches; the year adds up to 40.7 inches over 101 days with at least a tenth of an inch. Highs reach 90°F on about 16 days a year, almost all from June to September. Lows fall below freezing on about 28 nights a year. That 40.7 inches is more than at 35 of the 77 Oregon stations used on this site (45%). Troutdale, 3 miles northeast, has its own station (Troutdale, OR): 48.4 inches a year, 7.7 more than here, and an August average high of 81°F against 82°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 47 | 37 | 5.0 | 13 |
| Feb | 51 | 38 | 3.7 | 10 |
| Mar | 57 | 40 | 4.4 | 13 |
| Apr | 62 | 43 | 3.6 | 10 |
| May | 69 | 49 | 2.9 | 8 |
| Jun | 74 | 53 | 2.1 | 6 |
| Jul | 82 | 57 | 0.6 | 2 |
| Aug | 82 | 57 | 0.6 | 2 |
| Sep | 76 | 52 | 1.8 | 4 |
| Oct | 64 | 46 | 4.0 | 9 |
| Nov | 53 | 42 | 5.8 | 13 |
| Dec | 46 | 37 | 6.2 | 13 |
| Year | 64 | 46 | 40.7 | 101 |
Averages for 1991–2020 at Portland Troutdale Airport, OR (29 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 Gresham
Since 1996, the National Weather Service has logged 37 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Gresham: 14 floods, 14 heavy rain events, 7 thunderstorm wind reports and 2 lightning strikes. They killed 3 people and injured 5, and the NWS estimated $11.4 million in property and crop damage. The strongest thunderstorm gust on record here was 60 mph, on June 4, 2009.
November 6, 2021: thunderstorm wind 7 miles from the centre of Gresham — 1 killed, 2 injured.
November 6, 2021: thunderstorm wind 4 miles from the centre of Gresham — 1 killed, 1 injured.
January 15, 1996: thunderstorm wind 8 miles from the centre of Gresham — 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
Multnomah County, which includes Gresham, has been named in 12 federal disaster or emergency declarations since 1964, 9 of them major disasters (by incident: 4 severe storms, 3 floods, 2 biological emergencies, 2 fires). The latest major disaster declaration was Severe Winter Storms, Straight-Line Winds, Landslides, and Mudslides, on April 13, 2024. FEMA's National Risk Index gives Multnomah County a Relatively High rating for natural hazard risk overall; by hazard: Relatively High for inland flooding and heat waves; Relatively Moderate for strong wind; Relatively Low for tornadoes, coastal flooding and lightning; Very Low for hail. It models the county's expected loss from all 18 hazards it covers at $440.4 million a year, the highest of 36 Oregon counties; of the hazards above, the largest share, $91.2 million (21%), 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.