Alert archive / California / Winter Storm Warnings in 2022
Winter Storm Warning 3, NWS Eureka, CA
NWS Eureka, CA issued this winter storm warning at May 8, 2022, 8:07 AM PDT for 4 counties in California. It was in force for 13 hr. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 8, 2022, 8:07 AM PDT (15:07 UTC)
- Expired
- May 8, 2022, 9:14 PM PDT
- In force
- 13 hr
- Issued by
- NWS Eureka, CA
Counties Del Norte County, CA, Humboldt County, CA, Mendocino County, CA, Trinity County, CA
The radar
The Eureka (Bunker Hill) radar (KBHX), 60 km from the middle of the area, began a volume at 15:10 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 8, 10:59 AM PDT | SNOW 2 | 2 Wnw Ruth, CA | SPOTTER T04 REPORTS 2 INCHES OF SNOW OCCURRING OVERNIGHT. ELEVATION WAS NOT PROVIDED. TIME SNOW BEGAN WAS NOT PROVIDED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Medford/Jackson, OR (KMFR), launched 12:00Z, 3.1 hours before the alert went out and 204 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 934 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
149 WWUS46 KEKA 081507 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 807 AM PDT Sun May 8 2022 CAZ105-106-108-082315- /O.UPG.KEKA.WW.Y.0007.000000T0000Z-220509T0900Z/ /O.NEW.KEKA.WS.W.0003.220508T1507Z-220509T0600Z/ Northern Humboldt Interior-Southern Humboldt Interior- Southern Trinity- 807 AM PDT Sun May 8 2022 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM PDT THIS EVENING ABOVE 2500 FEET... * WHAT...Heavy snow above 2500 feet. Additional snow accumulations of up to 7 inches. Winds gusting as high as 35 mph. * WHERE...Northern Humboldt Interior, Southern Humboldt Interior and Southern Trinity Counties. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be very difficult to impossible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state of California can be obtained by calling 1-800-GAS-ROAD. && $$ CAZ102-107-082315- /O.UPG.KEKA.WW.Y.0007.000000T0000Z-220508T1900Z/ /O.NEW.KEKA.WS.W.0003.220508T1507Z-220509T0600Z/ Del Norte Interior-Northern Trinity- 807 AM PDT Sun May 8 2022 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM PDT THIS EVENING ABOVE 2500 FEET... * WHAT...Heavy snow above 2500 feet. Additional snow accumulations of up to 7 inches. Winds gusting as high as 40 mph. * WHERE...Del Norte Interior and Northern Trinity Counties. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state of California can be obtained by calling 1-800-GAS-ROAD. && $$ CAZ111-082315- /O.NEW.KEKA.WS.W.0003.220508T1507Z-220509T0600Z/ Northeastern Mendocino Interior- 807 AM PDT Sun May 8 2022 ...WINTER STORM WARNING IN EFFECT UNTIL 11 PM PDT THIS EVENING ABOVE 2500 FEET... * WHAT...Heavy wet snow above 2500 feet. Additional snow accumulations of up to 6 inches. Winds gusting as high as 35 mph. * WHERE...Northeastern Mendocino Interior County. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Travel could be very difficult. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state of California can be obtained by calling 1-800-GAS-ROAD. && $$
2 follow-up statements
547 WWUS46 KEKA 082103 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 203 PM PDT Sun May 8 2022 CAZ102-105>108-111-090515- /O.CON.KEKA.WS.W.0003.000000T0000Z-220509T0600Z/ Del Norte Interior-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Northeastern Mendocino Interior- 203 PM PDT Sun May 8 2022 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING ABOVE 2500 FEET... * WHAT...Heavy snow above 2500 feet. Additional snow accumulations of up to 4 inches. * WHERE...Portions of northwest California. * WHEN...Until 11 PM PDT this evening. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. The latest road conditions for the state of California can be obtained by calling 1-800-GAS-ROAD. && $$
459 WWUS46 KEKA 090414 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 914 PM PDT Sun May 8 2022 CAZ102-105>108-111-090515- /O.CAN.KEKA.WS.W.0003.000000T0000Z-220509T0600Z/ Del Norte Interior-Northern Humboldt Interior- Southern Humboldt Interior-Northern Trinity-Southern Trinity- Northeastern Mendocino Interior- 914 PM PDT Sun May 8 2022 ...WINTER STORM WARNING IS CANCELLED... Snow showers will continue overnight and into Monday morning, but only minor accumulations are expected across portions of northwest California. $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 2:45 AM PDT | Gale Warning | EKA | 18 hr | |
| May 8, 2:45 AM PDT | Hazardous Seas Warning | EKA | 24 hr | |
| May 8, 2:55 AM PDT | Freeze Warning | EKA | Del Norte, Humboldt, Lake, Mendocino, Trinity | 29 hr |
Nearby
Winter Storm Warnings in California, 2022Every winter storm warning in 2022
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.