Glen Ellen, CA Live Doppler Radar
Live radar for Glen Ellen, Sonoma County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Glen Ellen?
Since 1996, the National Weather Service has logged river or areal flooding on 77 days in the North Bay Interior Valleys forecast zone and Sonoma County — the most common reported hazard around Glen Ellen, mostly in February and January. Next come debris flows (29 days) and flash flooding (28 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flooding | 77 | Jan 2026 | Feb 4, 2025 · 1 death |
| Debris flows | 29 | Feb 2025 | Apr 1, 2006 · 1 death · $34 million damage |
| Flash flooding | 28 | Jan 2019 | Dec 31, 1996 · 1 death |
| Excessive heat | 19 | Mar 2026 | Jul 21, 2006 · 1 death |
| Coastal flooding | 16 | Jan 2026 | — |
| High winds | 12 | Mar 2023 | Mar 19, 2011 · 1 death · $35,000 damage |
| Wildfires | 6 | Jun 2024 | Jun 16, 2024 · $10 damage |
| Lightning casualties & damage | 3 | Aug 2020 | Jan 25, 2001 · $1.0 million damage |
Source: NOAA NCEI Storm Events Database, 1996–2026 (the latest year is partial). A "day" is a date with at least one report in the North Bay Interior Valleys forecast zone and Sonoma County; damage is as reported, not adjusted for inflation.
Which radars cover Glen Ellen?
The closest NEXRAD Doppler radar is KDAX (Sacramento, CA), about 48 miles east-northeast. Radar beams climb as they travel, so the height of the lowest scan over town decides how low in a storm the radar can see.
| Radar | Distance | Lowest beam over Glen Ellen | View |
|---|---|---|---|
| KDAX Sacramento, CA | 48 mi east-northeast | 3,400 ft | Good — most storms and steady rain or snow show clearly |
| KMUX San Francisco, CA | 90 mi south-southeast | 8,200 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KBBX Beale AFB, CA | 93 mi north-northeast | 8,600 ft | Fair — the beam can pass over shallow snow and low-level rotation |
Beam height is the center of the 0.5° scan above the radar, with standard refraction. Mountains near a radar can block it further.
Tornado & hail history near Glen Ellen
Since 1950, NOAA has recorded 12 tornadoes within 25 miles of Glen Ellen, 1 of them EF2/F2 or stronger. Most came in December and February. The strongest was an F2 on June 1, 1958, which passed about 12 miles west-northwest of town. The most recent was an EF0 on April 7, 2011, which touched down about 24 miles east-southeast of town.
Hail: 2 reports of 1-inch or larger hail within 25 miles since 1955; the largest was 1.75-inch hail on August 19, 1983.
Source: NOAA Storm Prediction Center — tornadoes 1950–2025, hail 1955–2025. Distances are to each tornado's track; ratings before February 2007 use the original Fujita scale.
On TALON you get Glen Ellen's live radar loop, rain/snow/ice colors, flash-flood risk, storm tracks with arrival times and NWS warnings free; close-up radar and rotation detection are part of TALON Pro.
Glen Ellen radar FAQ
Where is the nearest weather radar to Glen Ellen, CA?
KDAX (Sacramento, CA), about 48 miles east-northeast. KMUX (San Francisco, CA) is 90 miles away and also covers the area.
How often does Glen Ellen flood?
Since 1996 the National Weather Service has logged river or areal flooding on 77 days in the North Bay Interior Valleys forecast zone and Sonoma County; the deadliest was on February 4, 2025, with 1 death. TALON's free flash-flood risk layer shows, every 2 minutes, how close the rain that has fallen is to what it takes to flood — turn it on under Layers.
Is TALON's radar for Glen Ellen free?
Yes — the US radar loop, rain/snow/ice colors, flash-flood risk, storm tracks and NWS warnings are free in any browser. Close-up radar, rotation detection and longer forecasts are part of TALON Pro.
Should I rely on radar for my safety?
No app replaces official warnings. When the National Weather Service issues a warning for Glen Ellen, follow it right away — see watch vs. warning.
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