On the map: every storm report logged this day.
On the map
Storm reports for January 20, 2019
On January 20, 2019, 2 hail, 2 damaging-wind and 0 tornado reports were logged across 2 states.
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On January 20, 2019, 2 hail, 2 damaging-wind and 0 tornado reports were logged across 2 states. The largest hail reported was 0.25″ (pea size) in Alameda County, CA.
Storm day runs 7 a.m. to 7 a.m. Eastern (12:00–12:00 UTC), the convention the Storm Prediction Center uses. Radar hail estimates start October 2019.
Storm reports by state
| State | Hail | Wind | Tornado | Largest hail |
|---|---|---|---|---|
| CA | 2 | 1 | 0 | 0.25″ |
| MA | 0 | 1 | 0 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Livermore, CA | 84,867 | 0.25″ |
| Redwood City, CA | 82,982 | 0.25″ |
| Pleasanton, CA | 75,664 | 0.25″ |
| Dublin, CA | 70,544 | 0.25″ |
| San Carlos, CA | 29,403 | 0.25″ |
| Belmont, CA | 27,132 | 0.25″ |
| Atherton, CA | 7,022 | 0.25″ |
| Woodside, CA | 5,123 | 0.25″ |
Hail reports (2)
| Time (UTC) | Size | Location |
|---|---|---|
| 02:05 | 0.25″ | Alameda County, CA |
| 04:50 | 0.25″ | San Mateo County, CA |
Damage, injuries and deaths
National Weather Service offices recorded 4 hail, wind or tornado events across the US on this storm day, with no damage estimate, injury or death entered. Injuries and deaths are those the events caused directly.
What the National Weather Service wrote
- Barnstable County, MA (near Hatchville) · Thunderstorm wind 61 mph
“At 10:21 AM EST, an amateur radio operator in Woods Hole reported a wind gust to 61 mph. At 10:30 AM EST a tree was brought down on Sam Turner Road near Deep Pond Drive.” - Amador County, CA (near Waits Station) · Thunderstorm wind 58 mph
“Trees were damaged near the intersection of Highway 16 and Highway 49.” - Alameda County, CA (near Pleasanton) · Hail 0.25″
“Spotter reported small hail east of Pleasanton.” - San Mateo County, CA (near Redwood City) · Hail 0.25″
“Small thunderstorm cell moved just south of Redwood City. Public reported small hail.”
Event narratives from NWS Storm Data, shortened. Up to six per day, chosen by deaths, injuries, damage and size.
Source: NOAA National Centers for Environmental Information (NCEI), Storm Events Database, as entered by National Weather Service offices; data through July 31, 2026. Damage is in dollars of the year, not adjusted for inflation.
Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final
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