Calistoga, CA Live Doppler Radar
Live radar for Calistoga, Napa County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Calistoga?
Since 1996, the National Weather Service has logged river or areal flooding on 29 days in the North Bay Interior Valleys forecast zone and Napa County — the most common reported hazard around Calistoga, mostly in February and January. Next come excessive heat (19 days) and debris flows (18 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flooding | 29 | Jan 2026 | Feb 4, 1996 · 1 death |
| Excessive heat | 19 | Mar 2026 | Jul 21, 2006 · 1 death |
| Debris flows | 18 | Jan 2021 | Apr 1, 2006 · 1 death · $34 million damage |
| Coastal flooding | 16 | Jan 2026 | — |
| High winds | 12 | Mar 2023 | Mar 19, 2011 · 1 death · $35,000 damage |
| Flash flooding | 11 | Feb 2017 | — |
| Wildfires | 6 | Jun 2024 | Jun 16, 2024 · $10 damage |
| Damaging thunderstorm winds | 2 | Feb 2024 | Feb 19, 2024 · $10 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 Napa County; damage is as reported, not adjusted for inflation.
Which radars cover Calistoga?
The closest NEXRAD Doppler radar is KDAX (Sacramento, CA), about 49 miles east. 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 Calistoga | View |
|---|---|---|---|
| KDAX Sacramento, CA | 49 mi east | 3,500 ft | Good — most storms and steady rain or snow show clearly |
| KBBX Beale AFB, CA | 81 mi northeast | 7,000 ft | Fair — the beam can pass over shallow snow and low-level rotation |
| KMUX San Francisco, CA | 105 mi south-southeast | 10,400 ft | Limited — the beam overshoots the lowest part of storms |
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 Calistoga
Since 1950, NOAA has recorded 10 tornadoes within 25 miles of Calistoga, 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 15 miles southwest of town. The most recent was an EF1 on March 18, 2011, which touched down about 11 miles southwest of town.
Hail: 1 report of 1-inch or larger hail within 25 miles since 1955; the largest was 1.00-inch hail on July 28, 1958.
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 Calistoga'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.
Calistoga radar FAQ
Where is the nearest weather radar to Calistoga, CA?
KDAX (Sacramento, CA), about 49 miles east. KBBX (Beale AFB, CA) is 81 miles away and also covers the area.
How often does Calistoga flood?
Since 1996 the National Weather Service has logged river or areal flooding on 29 days in the North Bay Interior Valleys forecast zone and Napa County; the deadliest was on February 4, 1996, 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 Calistoga 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 Calistoga, follow it right away — see watch vs. warning.
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