NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Pomeroy, WA
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 Pomeroy, Washington since records began in 1851. Since 1950, 2 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 2
- EF3 or stronger
- 0
within 75 mi, since 1851
below hurricane strength
within 25 mi, since 1950
no recorded deaths
What the records show for Pomeroy
The strongest of the 2 tornadoes within 25 miles was an F2 on March 14, 1966; its path came within 11 miles. The most recent tornado was on January 16, 2000. Of the 226 Washington cities on this site, 82% have more tornadoes within 25 miles than Pomeroy. Hail has been reported within 10 miles 9 times since 1976, with stones up to 2 inches (hen egg size). Pomeroy has more hail reports within 10 miles than 93% of the 226 Washington cities.
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Tornadoes within 25 miles of Pomeroy
By decade
- 2000s1
- 1960s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Mar 14, 1966 | F2 | 11 mi | 1 mi | 0 / 0 |
| Jan 16, 2000 | F1 | 21 mi | 1 mi | 0 / 0 |
The strongest 2 of 2, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Pomeroy
The Storm Prediction Center has 9 hail reports within 10 miles of Pomeroy since 1976, made on 8 separate days. Of these, 6 were 1 inch across or larger, and one reached 2 inches. The largest, 2 inches (hen egg size), fell on May 31, 1997. The most recent report is from June 15, 2021.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Pomeroy
The nearest NOAA station with 1991–2020 climate normals is Pomeroy, WA, 2 miles northwest of Pomeroy at 1,934 feet. July is the warmest, with an average high of 85°F and low of 53°F; December is the coolest, at 40°F and 26°F. November and December are the wettest at 2.3 inches of precipitation on average and July and August the driest at 0.5 inches; the year adds up to 17.7 inches over 55 days with at least a tenth of an inch. Highs reach 90°F on about 27 days a year, almost all from June to September. Lows fall below freezing on about 126 nights a year. Snowfall averages 8.4 inches a year, most of it in December. That 17.7 inches is more than at 29 of the 86 Washington stations used on this site (34%). Dayton, 21 miles southwest, has its own station (Dayton 1 WSW, WA): 18.7 inches a year, 1.0 more than here, and a July average high of 88°F against 85°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" | Snow in |
|---|---|---|---|---|---|
| Jan | 40 | 27 | 2.0 | 7 | 2.2 |
| Feb | 45 | 28 | 1.6 | 6 | 1.2 |
| Mar | 52 | 33 | 2.1 | 6 | 0.8 |
| Apr | 59 | 37 | 1.7 | 6 | 0.1 |
| May | 67 | 44 | 1.6 | 5 | 0.0 |
| Jun | 74 | 49 | 1.2 | 3 | 0.0 |
| Jul | 85 | 53 | 0.5 | 1 | 0.0 |
| Aug | 85 | 53 | 0.5 | 2 | 0.0 |
| Sep | 75 | 45 | 0.6 | 2 | 0.0 |
| Oct | 61 | 37 | 1.3 | 4 | 0.0 |
| Nov | 48 | 32 | 2.3 | 7 | 0.5 |
| Dec | 40 | 26 | 2.3 | 7 | 3.6 |
| Year | 61 | 39 | 17.7 | 55 | 8.4 |
Averages for 1991–2020 at Pomeroy, WA (1,934 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 Pomeroy
Since 1996, the National Weather Service has logged 5 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Pomeroy: 4 thunderstorm wind reports and 1 flash flood. None is recorded as killing or injuring anyone; the NWS estimated $20,000 in property and crop damage. The strongest thunderstorm gust on record here was 81 mph, on May 31, 1997.
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
Garfield County, which includes Pomeroy, has been named in 15 federal disaster or emergency declarations since 1964, 12 of them major disasters (by incident: 7 floods, 3 severe storms, 2 biological emergencies, 1 coastal storm). The latest major disaster declaration was Severe Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides, on April 7, 2026. FEMA's National Risk Index gives Garfield County a Very Low rating for natural hazard risk overall; by hazard: Very Low for tornadoes, hail, inland flooding, strong wind, lightning and heat waves. It models the county's expected loss from all 18 hazards it covers at $2.0 million a year, the 39th highest of 39 Washington counties; of the hazards above, the largest share, $1.6 million (81%), 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 Pomeroy
- Dayton, WA21 mi
- Clarkston, WA24 mi
- Pullman, WA27 mi
- Lewiston, ID28 mi
- Colfax, WA31 mi
- Genesee, ID32 mi
- Moscow, ID36 mi
- Lapwai, ID38 mi
- Walla Walla, WA40 mi
- Troy, ID44 mi
- College Place, WA48 mi
- Milton Freewater, OR52 mi
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