NHC HURDAT2 · SPC Tornado Database
Hurricanes and Tornadoes That Hit Healdsburg, CA
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 Healdsburg, California since records began in 1851. Since 1950, 12 tornadoes have touched down within 25 miles, 0 of them rated EF3 or stronger.
- Hurricanes
- 0
- Tropical storms
- 0
- Tornadoes
- 12
- 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 Healdsburg
The strongest of the 12 tornadoes within 25 miles was an F2 on June 1, 1958; its path came within 16 miles. Of the 12, none had a path within 5 miles of the city centre, and 3 have come since 2000. December has had the most tornadoes, 5. The most recent tornado was on March 18, 2011. Of the 705 California cities on this site, 52% have more tornadoes within 25 miles than Healdsburg. Hail has been reported within 10 miles 3 times since 2017, with stones up to 0.25 inches. Of the 705 California cities, 44% have more hail reports within 10 miles than Healdsburg.
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Tornadoes within 25 miles of Healdsburg
By decade
- 2010s1
- 2000s2
- 1990s5
- 1980s1
- 1960s1
- 1950s2
| Date | Rating | Distance | Path | Killed / injured |
|---|---|---|---|---|
| Jun 1, 1958 | F2 | 16 mi | 15 mi | 0 / 0 |
| Mar 18, 2011 | EF1 | 14 mi | 0.1 mi | 0 / 0 |
| Jan 27, 2005 | F1 | 13 mi | 0.5 mi | 0 / 0 |
| Dec 5, 1998 | F1 | 15 mi | 1.5 mi | 0 / 0 |
| Feb 22, 1996 | F1 | 9 mi | 1 mi | 0 / 0 |
| Dec 2, 1992 | F1 | 5 mi | 3 mi | 0 / 0 |
| Dec 2, 1992 | F1 | 15 mi | 1 mi | 0 / 0 |
| Dec 2, 1992 | F1 | 15 mi | 7.5 mi | 0 / 0 |
| Feb 27, 1983 | F1 | 15 mi | 0.8 mi | 0 / 0 |
| Nov 10, 1964 | F1 | 7 mi | 1 mi | 0 / 0 |
| Feb 17, 1959 | F1 | 21 mi | 0.5 mi | 0 / 0 |
| Dec 29, 2004 | F0 | 15 mi | 0.2 mi | 0 / 0 |
The strongest 12 of 12, by rating and then by deaths. Ratings before February 2007 are on the original Fujita scale.
Hail in Healdsburg
The Storm Prediction Center has 3 hail reports within 10 miles of Healdsburg since 2017. None of them reached 1 inch. The largest size, 0.25 inches, was reported on 3 days, most recently March 25, 2020. The most recent report is from March 25, 2020.
Source: NOAA Storm Prediction Center severe weather reports, data through 2025.
Weather by month in Healdsburg
The nearest NOAA station with 1991–2020 climate normals is Healdsburg, CA, 1 mile northeast of Healdsburg at 177 feet. July is the warmest, with an average high of 89°F and low of 54°F; December is the coolest, at 57°F and 39°F. December is the wettest at 8.5 inches of precipitation on average and July and August the driest at 0.0 inches; the year adds up to 42.9 inches over 54 days with at least a tenth of an inch. Highs reach 90°F on about 58 days a year, almost all from April to October. Lows fall below freezing on about 13 nights a year. That 42.9 inches is more than at 207 of the 226 California stations used on this site (92%). Windsor, 6 miles southeast, has its own station (Santa Rosa Sonoma Co Airport, CA): 34.0 inches a year, 8.9 less than here, and a July average high of 84°F against 89°F.
| Month | High °F | Low °F | Precip. in | Days ≥ 0.1" |
|---|---|---|---|---|
| Jan | 58 | 39 | 8.0 | 10 |
| Feb | 62 | 41 | 8.3 | 9 |
| Mar | 66 | 43 | 6.4 | 8 |
| Apr | 72 | 45 | 2.9 | 5 |
| May | 79 | 50 | 1.6 | 3 |
| Jun | 86 | 54 | 0.4 | 1 |
| Jul | 89 | 54 | 0.0 | 0 |
| Aug | 88 | 54 | 0.0 | 0 |
| Sep | 85 | 52 | 0.1 | 0 |
| Oct | 77 | 49 | 2.2 | 3 |
| Nov | 65 | 43 | 4.5 | 6 |
| Dec | 57 | 39 | 8.5 | 10 |
| Year | 74 | 47 | 42.9 | 54 |
Averages for 1991–2020 at Healdsburg, CA (177 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 Healdsburg
Since 1996, the National Weather Service has logged 78 flood, rain, thunderstorm wind and lightning events that began within 10 miles of Healdsburg: 71 floods, 3 flash floods, 3 heavy rain events and 1 lightning strike. They killed 1 person and injured 0, and the NWS estimated $182,000 in property and crop damage.
January 9, 2023: flood 8 miles from the centre of Healdsburg — 1 killed.
October 13, 2009: flood 8 miles from the centre of Healdsburg — $170,000 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 Healdsburg's ZIP code 95448 have filed 126 claims with the National Flood Insurance Program since 1978, and were paid $2.1 million for buildings and contents, in the dollars of each year. The most came from Flooding in 1995: 63 claims (50% of all) and $778,000. 52% of the claims carry the name of a storm or flood event; the rest have no event name. Of the 415 California cities on this site with 10 or more claims, 339 have fewer than Healdsburg.
| Event | Claims | Paid |
|---|---|---|
| Flooding1995 | 63 | $778,000 |
Sonoma County, which includes Healdsburg, has been named in 36 federal disaster or emergency declarations since 1964, 23 of them major disasters (by incident: 11 fires, 9 floods, 9 severe storms, 2 biological emergencies). The latest major disaster declaration was Severe Winter Storms, Straight-Line Winds, Flooding, Landslides, and Mudslides, on April 3, 2023. FEMA's National Risk Index gives Sonoma County a Relatively High rating for natural hazard risk overall; by hazard: Relatively High for inland flooding; Relatively Moderate for coastal flooding, lightning and heat waves; Very Low for tornadoes, hail and strong wind. It models the county's expected loss from all 18 hazards it covers at $604.7 million a year, the 12th highest of 58 California counties; of the hazards above, the largest share, $279.8 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 Healdsburg
- Windsor, CA6 mi
- Forestville, CA8 mi
- Guerneville, CA10 mi
- Cloverdale, CA14 mi
- Calistoga, CA14 mi
- Santa Rosa, CA15 mi
- Sebastopol, CA15 mi
- Middletown, CA19 mi
- Rohnert Park, CA21 mi
- Cotati, CA22 mi
- Hidden Valley Lake, CA22 mi
- Kelseyville, CA23 mi
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