NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Scio, 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 Scio, Oregon since records began in 1851. Since 1950, 14 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 14
- 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 Scio
The strongest of the 14 tornadoes within 25 miles was an EF2 on December 14, 2010; its path came within 10 miles. Of the 14, none had a path within 5 miles of the city centre, and 7 have come since 2000. September has had the most tornadoes, 4. The most recent tornado was on October 29, 2018. Scio has more tornadoes within 25 miles than 61% of the 149 Oregon cities on this site. Hail has been reported within 10 miles 3 times since 2004, with stones up to 0.88 inches (nickel size). Scio has more hail reports within 10 miles than 55% of the 149 Oregon cities.
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Tornadoes within 25 miles of Scio
By decade
- 2010s3
- 2000s4
- 1990s6
- 1960s1
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Dec 14, 2010 | EF2 | 10 mi | 5 mi | 0 / 2 |
| Sep 19, 2017 | EF1 | 9 mi | 0.69 mi | 0 / 0 |
| Jun 21, 2003 | F1 | 21 mi | 0.3 mi | 0 / 0 |
| Mar 8, 1960 | F1 | 6 mi | 1 mi | 0 / 0 |
| Oct 29, 2018 | EF0 | 8 mi | 0.1 mi | 0 / 0 |
| Jun 4, 2009 | EF0 | 24 mi | 1.5 mi | 0 / 0 |
| Sep 28, 2007 | EF0 | 10 mi | 1 mi | 0 / 0 |
| Dec 16, 2006 | F0 | 23 mi | 1.5 mi | 0 / 0 |
| Oct 3, 1998 | F0 | 21 mi | 0.1 mi | 0 / 0 |
| Sep 17, 1997 | F0 | 13 mi | 0.5 mi | 0 / 0 |
| Sep 17, 1997 | F0 | 12 mi | 1 mi | 0 / 0 |
| May 31, 1997 | F0 | 21 mi | 1.5 mi | 0 / 0 |
The strongest 12 of 14, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Scio
The Storm Prediction Center has 3 hail reports within 10 miles of Scio since 2004. None of them reached 1 inch. The largest size, 0.88 inches (nickel size), was reported on 3 days, most recently August 9, 2022. The most recent report is from August 9, 2022.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Scio
The nearest NOAA station with 1991–2020 climate normals is Stayton, OR, 6 miles north of Scio at 425 feet. July is the warmest, with an average high of 81°F and low of 54°F; December is the coolest, at 46°F and 34°F. December is the wettest at 8.5 inches of precipitation on average and July the driest at 0.5 inches; the year adds up to 52.7 inches over 112 days with at least a tenth of an inch. Highs reach 90°F on about 12 days a year, almost all from June to September. Lows fall below freezing on about 50 nights a year. That 52.7 inches is more than at 55 of the 77 Oregon stations used on this site (71%). Jefferson, 11 miles west, has its own station (Corvallis State Univ, OR): 43.1 inches a year, 9.6 less than here, and a July average high of 83°F against 81°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 47 | 34 | 7.2 | 14 |
| Feb | 51 | 35 | 5.5 | 12 |
| Mar | 55 | 37 | 6.2 | 14 |
| Apr | 60 | 41 | 4.8 | 13 |
| May | 67 | 46 | 3.3 | 8 |
| Jun | 73 | 50 | 2.1 | 6 |
| Jul | 81 | 54 | 0.5 | 2 |
| Aug | 81 | 53 | 0.7 | 2 |
| Sep | 75 | 49 | 2.0 | 4 |
| Oct | 63 | 43 | 4.7 | 9 |
| Nov | 52 | 38 | 7.2 | 14 |
| Dec | 46 | 34 | 8.5 | 15 |
| Year | 63 | 43 | 52.7 | 112 |
Averages for 1991–2020 at Stayton, OR (425 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 Scio
Since 1996, the National Weather Service has logged 12 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Scio: 7 floods, 3 heavy rain events and 2 thunderstorm wind reports. None is recorded as killing or injuring anyone; the NWS estimated $1.0 million in property and crop damage. The strongest thunderstorm gust on record here was 60 mph, on February 26, 2024.
January 19, 2012: flood 9 miles from the centre of Scio — $1.0 million damage.
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 Scio's ZIP code 97374 have filed 58 claims with the National Flood Insurance Program since 1981, and were paid $985,000 for buildings and contents, in the dollars of each year. The most came from Flooding in 1996: 20 claims (34% of all) and $244,000. 34% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 77 Oregon cities on this site with 10 or more claims, 54 have fewer than Scio.
| Event | Claims | Paid |
|---|---|---|
| Flooding1996 | 20 | $244,000 |
Linn County, which includes Scio, has been named in 21 federal disaster or emergency declarations since 1964, 16 of them major disasters (by incident: 9 severe storms, 5 floods, 4 fires, 2 biological emergencies). 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 Linn County a Relatively Moderate rating for natural hazard risk overall; by hazard: Relatively High for strong wind; Relatively Moderate for inland flooding, lightning and heat waves; Very Low for tornadoes and hail. It models the county's expected loss from all 18 hazards it covers at $71.1 million a year, the 10th highest of 36 Oregon counties; of the hazards above, the largest share, $27.5 million (39%), 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 Scio
- Stayton, OR7 mi
- Aumsville, OR10 mi
- Turner, OR10 mi
- Sublimity, OR11 mi
- Jefferson, OR11 mi
- Lebanon, OR12 mi
- Albany, OR14 mi
- Lyons, OR15 mi
- Mill City, OR17 mi
- Salem, OR18 mi
- Silverton, OR21 mi
- Independence, OR21 mi
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