On the map: every storm report logged this day.
On the map
Storm reports for January 19, 2017
On January 19, 2017, 4 hail, 4 damaging-wind and 2 tornado reports were logged across 3 states.
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On January 19, 2017, 4 hail, 4 damaging-wind and 2 tornado reports were logged across 3 states. The largest hail reported was 0.25″ (pea size) in Santa Clara 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 |
|---|---|---|---|---|
| MS | 0 | 4 | 1 | – |
| CA | 4 | 0 | 0 | 0.25″ |
| AL | 0 | 0 | 1 | – |
Cities with hail reported within 5 miles
| City | Population | Largest report |
|---|---|---|
| Oakland, CA | 443,554 | 0.25″ |
| Sunnyvale, CA | 156,792 | 0.25″ |
| Santa Clara, CA | 133,132 | 0.25″ |
| Alameda, CA | 78,795 | 0.25″ |
| Santa Cruz, CA | 62,581 | 0.25″ |
| Cupertino, CA | 58,710 | 0.25″ |
| Campbell, CA | 42,895 | 0.25″ |
| Los Gatos, CA | 32,952 | 0.25″ |
| Saratoga, CA | 30,486 | 0.25″ |
| Scotts Valley, CA | 11,828 | 0.25″ |
| Piedmont, CA | 10,816 | 0.25″ |
| Capitola, CA | 9,503 | 0.25″ |
| Monte Sereno, CA | 3,563 | 0.25″ |
Hail reports (4)
| Time (UTC) | Size | Location |
|---|---|---|
| 18:15 | 0.25″ | Santa Clara County, CA |
| 18:47 | 0.25″ | Santa Cruz County, CA |
| 18:59 | 0.25″ | Santa Clara County, CA |
| 19:00 | 0.25″ | Alameda County, CA |
Damage, injuries and deaths
National Weather Service offices recorded about $22.3 million in property damage and 1 injury from hail, thunderstorm wind and tornadoes across the US on this storm day (11 events in 3 states). Injuries and deaths are those the events caused directly.
| County | Events | Injuries | Deaths | Property damage |
|---|---|---|---|---|
| Simpson County, MS | 1 | 1 | 0 | $2 million |
| Santa Clara County, CA | 2 | 0 | 0 | $10 million |
| Alameda County, CA | 1 | 0 | 0 | $5 million |
| Santa Cruz County, CA | 1 | 0 | 0 | $5 million |
| Smith County, MS | 1 | 0 | 0 | $300,000 |
| Copiah County, MS | 2 | 0 | 0 | $30,000 |
| Franklin County, MS | 1 | 0 | 0 | $8,000 |
| Hinds County, MS | 1 | 0 | 0 | $5,000 |
What the National Weather Service wrote
- Simpson County, MS (near Saratoga) · Tornado EF2 · $2 million · 1 injury
“This tornado touched down just east of Magee along Highway 28 at the intersection of Pine Grove Road. The tornado snapped a few trees here, then quickly grew and intensified.” - Santa Clara County, CA (near Los Gatos) · Hail 0.25″ · $5 million
“Damage dollar amounts is a low estimate. Impacts are not fully known, but any individual car crash would likely exceed this amount.” - Santa Cruz County, CA (near Santa Cruz) · Hail 0.25″ · $5 million
“Damage dollar amounts is a low estimate. Impacts are not fully known, but any individual car crash would likely exceed this amount.” - Santa Clara County, CA (near Agnew) · Hail 0.25″ · $5 million
“Damage dollar amounts is a low estimate. Impacts are not fully known, but any individual car crash would likely exceed this amount.” - Alameda County, CA (near Oakland) · Hail 0.25″ · $5 million
“Damage dollar amounts is a low estimate. Impacts are not fully known, but any individual car crash would likely exceed this amount.” - Smith County, MS (near Cohay) · Tornado EF1 · $300,000
“This tornado touched down just east of Magee along Highway 28 at the intersection of Pine Grove Road. The tornado snapped a few trees here, then quickly grew and intensified.”
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.
NWS Tornado Damage Surveys for January 19, 2017
National Weather Service survey teams mapped 2 tornado paths from this storm day (1 EF2, 1 EF1), 20 miles in all. The map above draws each surveyed path as the NWS mapped it, colored by the EF rating of each stretch, in place of the straight start-to-end line.
| Rating | Peak wind | Path length | Max width | Deaths / injuries | On the ground | Surveyed by |
|---|---|---|---|---|---|---|
| EF2 | 120 mph | 19.2 mi | 500 yd | 0 / 1 | 13:53–14:36 UTC | NWS Jackson, MS |
| EF1 | 90 mph | 0.7 mi | 175 yd | 0 / 0 | 23:58–00:00 UTC | NWS Birmingham |
Source: NOAA National Weather Service Damage Assessment Toolkit (DAT): the tornado paths and EF-rating zones NWS survey teams mapped after each storm. Survey data are preliminary and can be revised; NOAA's official record is Storm Data (NCEI). Paths are simplified to about 30 m. Times are when the tornado was on the ground, in UTC.
Guides: What radar-estimated hail (MESH) is and isn't · Storm reports: preliminary vs final
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