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California · Official NOAA Storm Data

Trinity County Storm Activity

Wind, hail, and tornado activity from official NOAA sources (NWS & SPC) · Last 180 days · Updated Sep 11, 2026

Has it hailed in Trinity County, California recently? Official National Weather Service (NWS) and Storm Prediction Center (SPC) records say yes: 57 hail reports with hail up to 0.75", among 57 severe weather events logged here in the last 180 days. The most recent recorded storm activity was on Jul 14, 2026. This page updates daily: every event comes straight from official NOAA data — no estimates, no modeling, just the record.

Map of Trinity County, California showing the county boundary and surrounding cities
Trinity County, California. Map © Mapbox © OpenStreetMap · County boundary: US Census Bureau.

57
Events (180d)
57
Hail
0
Wind
0
Tornado
0.75"
Max hail
Jul 14, 2026
Most recent

What the radar showed

Radar snapshot during the Apr 9, 2026 hail event near Trinity County, Trinity County, California, with NWS warning polygons
NEXRAD radar at the moment of the Apr 9, 2026 hail event (0.75") near Trinity County. Outlined polygons are the storm-based warnings exactly as issued by the National Weather Service. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

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Storm log — the official record, day by day

Events older than 30 days, as recorded by the National Weather Service and Storm Prediction Center. Excerpts are quoted directly from official warnings and verified reports.

Tuesday, July 14, 2026

1 NWS warning — hail up to 0.5"

NEXRAD radar during the Tuesday, July 14, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 639 PM PDT, Doppler radar was tracking a strong thunderstorm 9 miles south of Douglas City, or 13 miles east of Hayfork, moving north at 20 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Douglas City and Lewiston.”

NWS severe weather mention · Trinity County

Wednesday, May 27, 2026

1 NWS warning — hail up to 0.25"

NEXRAD radar during the Wednesday, May 27, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 714 PM PDT, Doppler radar was tracking strong thunderstorms along a line extending from near Somes Bar to 7 miles north of Helena. Movement was southwest at 40 mph. Hazard: Winds in excess of 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Trinity County

Saturday, May 23, 2026

1 NWS warning — hail up to 0.25"

NEXRAD radar during the Saturday, May 23, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 404 PM PDT, Doppler radar was tracking a strong thunderstorm 20 miles northeast of Covelo, moving east at 5 mph. Hazard: Wind gusts up to 30 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include...”

NWS severe weather mention · Trinity County

Sunday, May 3, 2026

4 NWS warnings — hail up to 0.5"

NEXRAD radar during the Sunday, May 3, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 537 PM PDT, Doppler radar was tracking a strong thunderstorm 7 miles south of Salyer, or 7 miles southeast of Willow Creek, moving southwest at 10 mph. Hazard: Wind gusts up to 30 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Willow Creek.”

NWS severe weather mention · Trinity County

“At 107 PM PDT, Doppler radar was tracking a strong thunderstorm near Ruth, or 22 miles east of Garberville, moving northwest at 25 mph. Hazard: Wind gusts up to 40 mph and half inch size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Ruth, Zenia, Blocksburg and Fort Seward.”

NWS severe weather mention · Trinity County

Saturday, May 2, 2026

1 NWS warning — hail up to 0.5"

NEXRAD radar during the Saturday, May 2, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 518 PM PDT, Doppler radar was tracking a strong thunderstorm over Willow Creek, moving northwest at 15 mph. Hazard: Winds in excess of 30 mph and half inch hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Willow Creek, Hoopa, and Salyer.”

NWS severe weather mention · Trinity County

Thursday, April 9, 2026

28 NWS warnings — hail up to 0.75"

NEXRAD radar during the Thursday, April 9, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 439 PM PDT, Doppler radar was tracking a strong thunderstorm near Hyampom, or 16 miles northwest of Hayfork, moving northwest at 15 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Willow Creek, Burnt Ranch and Hyampom.”

NWS severe weather mention · Trinity County

“At 439 PM PDT, Doppler radar was tracking a strong thunderstorm near Hyampom, or 16 miles northwest of Hayfork, moving northwest at 15 mph. Hazard: Wind gusts up to 40 mph and penny size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Willow Creek, Burnt Ranch and Hyampom.”

NWS severe weather mention · Trinity County

Wednesday, April 8, 2026

21 NWS warnings — hail up to 0.25"

NEXRAD radar during the Wednesday, April 8, 2026 storm activity in Trinity County, California
Radar during the most significant activity of the day. Imagery courtesy of the Iowa Environmental Mesonet, Iowa State University; radar data via NOAA/NWS.

“At 527 PM PDT, Doppler radar was tracking a strong thunderstorm over Del Loma, or 18 miles northwest of Hayfork, moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Del Loma and Big Bar as well as hwy 299.”

NWS severe weather mention · Trinity County

“At 527 PM PDT, Doppler radar was tracking a strong thunderstorm over Del Loma, or 18 miles northwest of Hayfork, moving northeast at 20 mph. Hazard: Wind gusts up to 40 mph and pea size hail. Impact: Gusty winds could knock down tree limbs and blow around unsecured objects. Minor damage to outdoor objects is possible. Locations impacted include... Del Loma and Big Bar as well as hwy 299.”

NWS severe weather mention · Trinity County

Today's severe weather outlook

Storm Prediction Center Day 1 convective outlook — national severe weather risk map for today
Storm Prediction Center Day 1 convective outlook: categorical severe weather risk for today, updated several times daily. Source: NOAA/NWS Storm Prediction Center.

Common questions

When was the last severe storm in Trinity County, CA?

The most recent recorded event was on Jul 14, 2026. Official NWS and SPC records show 57 severe weather events in Trinity County over the last 180 days. Exact dates and locations for recent storms are available in the app with a free account.

Has there been hail in Trinity County recently?

Yes — 57 hail reports in the last 180 days, with hail up to 0.75" recorded.

How do I check whether a specific address was affected?

Create a free IDOLCheck account and run an address check. It shows verified storm reports and official NWS warning boundaries around any specific property — county-level pages like this one only tell part of the story.

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Proudly AI-powered. Honestly sourced. IDOLCheck is built by HailyAI. Every storm event, magnitude, radar snapshot, and date on this page is deterministic — retrieved directly from official NOAA, National Weather Service (NWS), and Storm Prediction Center (SPC) storm records through our HailyDB engine and displayed exactly as reported. Quoted warning and report text is always attributed to its official source. Where the surrounding copy is not a direct quote, it was generated with AI assistance from that same verified storm data and reviewed and approved by humans before publication. AI organizes and presents the record — it never invents storm data.