Lathrop, CA Live Doppler Radar
Live radar for Lathrop, San Joaquin County: every NWS radar combined, rain, snow and ice colors, flash-flood risk, storm tracks and official warnings.
What weather hits Lathrop?
Since 1996, the National Weather Service has logged river or areal flooding on 31 days in the Central San Joaquin County Including Stockton Metro forecast zone and San Joaquin County — the most common reported hazard around Lathrop, mostly in January and February. Next come flash flooding (4 days) and damaging thunderstorm winds (3 days).
| Hazard | Days reported | Most recent | Worst on record |
|---|---|---|---|
| Flooding | 31 | Apr 2026 | Jan 1, 2023 · $107 million damage |
| Flash flooding | 4 | May 2019 | May 5, 1998 · $1.6 million damage |
| Damaging thunderstorm winds | 3 | Jan 2023 | Apr 1, 1996 · $1.0 million damage |
| Lightning casualties & damage | 2 | Sep 2009 | — |
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 Central San Joaquin County Including Stockton Metro forecast zone and San Joaquin County; damage is as reported, not adjusted for inflation.
Which radars cover Lathrop?
The closest NEXRAD Doppler radar is KDAX (Sacramento, CA), about 52 miles north-northwest. 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 Lathrop | View |
|---|---|---|---|
| KDAX Sacramento, CA | 52 mi north-northwest | 3,700 ft | Good — most storms and steady rain or snow show clearly |
| KMUX San Francisco, CA | 55 mi southwest | 4,100 ft | Good — most storms and steady rain or snow show clearly |
| KBBX Beale AFB, CA | 118 mi north | 12,400 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 Lathrop
Since 1950, NOAA has recorded 25 tornadoes within 25 miles of Lathrop, 1 of them EF2/F2 or stronger. Most came in April and March. The strongest was an F2 on April 27, 1953, which touched down about 21 miles east-southeast of town. The most recent was an EF0 on April 1, 2025, which touched down about 16 miles east-southeast of town.
Hail: 5 reports of 1-inch or larger hail within 25 miles since 1955; the largest was 1.00-inch hail on March 11, 2023.
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 Lathrop'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.
Lathrop radar FAQ
Where is the nearest weather radar to Lathrop, CA?
KDAX (Sacramento, CA), about 52 miles north-northwest. KMUX (San Francisco, CA) is 55 miles away and also covers the area.
How often does Lathrop flood?
Since 1996 the National Weather Service has logged river or areal flooding on 31 days in the Central San Joaquin County Including Stockton Metro forecast zone and San Joaquin County. 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 Lathrop 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 Lathrop, follow it right away — see watch vs. warning.
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