Alert archive / California / Winter Storm Warnings in 2018
Winter Storm Warning 1, NWS Eureka, CA
NWS Eureka, CA issued this winter storm warning at Jan 20, 2018, 1:47 PM PST. It took effect at Jan 21, 2018, 8:00 AM PST. It was in force for 14 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 20, 2018, 1:47 PM PST (21:47 UTC)
- In effect from
- Jan 21, 2018, 8:00 AM PST
- Expired
- Jan 21, 2018, 10:00 PM PST
- In force
- 14 hr
- Issued by
- NWS Eureka, CA
The text
As transmitted.
290 WWUS46 KEKA 202147 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 147 PM PST Sat Jan 20 2018 ...Heavy snow possible in eastern Trinity County valleys... .Cold air lingering in the valleys of eastern Trinity County will keep snow levels low throughout the day on Sunday as a storm system passes over the region. CAZ107-210600- /O.UPG.KEKA.WS.A.0002.180121T1600Z-180122T0600Z/ /O.NEW.KEKA.WS.W.0001.180121T1600Z-180122T0600Z/ Northern Trinity- 147 PM PST Sat Jan 20 2018 ...WINTER STORM WARNING IN EFFECT FROM 8 AM TO 10 PM PST SUNDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 5 to 10 inches, with localized amounts up to 20 inches, are expected. * WHERE...Northern Trinity County including Weaverville, Trinity Center, Buckhorn Summit, Scott Mountain Summit. Highways impacted include Highway 3 and 299. * WHEN...8 AM to 10 PM Sunday. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are expected. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. If driving, slow down. Allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$ CAZ108-210600- /O.UPG.KEKA.WS.A.0002.180121T1600Z-180122T0600Z/ /O.NEW.KEKA.WW.Y.0002.180121T1600Z-180122T0600Z/ Southern Trinity- 147 PM PST Sat Jan 20 2018 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 AM TO 10 PM PST SUNDAY... * WHAT...Wet snow expected. Plan on slippery road conditions. Total wet snow accumulations of 4 to 7 inches, with localized amounts up to 12 inches over higher elevations, are expected. * WHERE...Southern Trinity County including Hayfork, Peanut, Forest Glen, and South Fork Mountain. Highways impacted include Highway 299 and 36. * WHEN...8 AM to 10 PM Sunday. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for wet snow means periods of wet snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$
5 follow-up statements
752 WWUS46 KEKA 210551 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 951 PM PST Sat Jan 20 2018 ...Heavy snow possible in eastern Trinity County valleys on Sunday... .Cold air lingering in the valleys of eastern Trinity County will keep snow levels low throughout the day on Sunday as a storm system passes over the region. CAZ107-211400- /O.CON.KEKA.WS.W.0001.180121T1600Z-180122T0600Z/ Northern Trinity- 951 PM PST Sat Jan 20 2018 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 AM TO 10 PM SUNDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 5 to 8 inches, with localized amounts up to 20 inches, are expected. * WHERE...Northern Trinity County including Weaverville, Trinity Center, Buckhorn Summit, Scott Mountain Summit. Highways impacted include Highway 3 and 299. * WHEN...8 AM to 10 PM Sunday. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are expected. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. If driving, slow down. Allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka $$ CAZ108-211400- /O.CON.KEKA.WW.Y.0002.180121T1600Z-180122T0600Z/ Southern Trinity- 951 PM PST Sat Jan 20 2018 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM TO 10 PM SUNDAY... * WHAT...Wet snow expected. Plan on slippery road conditions. Total wet snow accumulations of 3 to 6 inches, with localized amounts up to 12 inches, are expected. * WHERE...Southern Trinity County including Hayfork, Peanut, Forest Glen, and South Fork Mountain. Highways impacted include Highway 299 and 36. * WHEN...8 AM to 10 PM Sunday. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for wet snow means periods of wet snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka $$
364 WWUS46 KEKA 211136 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 336 AM PST Sun Jan 21 2018 ...Heavy snow possible in eastern Trinity County valleys on Sunday... .Cold air lingering in the valleys of eastern Trinity County will keep snow levels low throughout the day on Sunday as a storm system passes over the region. CAZ107-211945- /O.CON.KEKA.WS.W.0001.180121T1600Z-180122T0600Z/ Northern Trinity- 336 AM PST Sun Jan 21 2018 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 10 PM PST THIS EVENING... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 3 to 8 inches between 2500 and 3500 feet, with localized amounts up to 15 inches above 3500 feet. Lighter snow amounts are possible at lower elevations in a few protected valleys. * WHERE...Northern Trinity County. Cities impacted include Trinity Center, Coffee Creek, and higher elevations around Weaverville, Douglas City and Lewiston. Highways impacted include Highway 3...particularly north of Weaverville...and Highway 299 at Buckhorn Summit. * WHEN...8 AM to 10 PM today. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are expected. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. If driving, slow down. Allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$ CAZ108-211945- /O.CON.KEKA.WW.Y.0002.180121T1600Z-180122T0600Z/ Southern Trinity- 336 AM PST Sun Jan 21 2018 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 10 PM PST THIS EVENING... * WHAT...Wet snow expected. Plan on slippery road conditions. Total wet snow accumulations of 1 to 5 inches between 2500 and 4000 feet, with localized amounts up to 10 inches above 4000 feet. * WHERE...Southern Trinity County. Cities impacted include Hayfork, Ruth, Peanut. Highways impacted include Highway 3 and Highway 36. * WHEN...8 AM to 10 PM today. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for wet snow means periods of wet snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$
444 WWUS46 KEKA 211936 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 1136 AM PST Sun Jan 21 2018 ...Heavy snow possible in eastern Trinity County valleys on Sunday... .Cold air lingering in the valleys of eastern Trinity County will keep snow levels low throughout the day on Sunday as a storm system passes over the region. CAZ107-220345- /O.CON.KEKA.WS.W.0001.000000T0000Z-180122T0600Z/ Northern Trinity- 1136 AM PST Sun Jan 21 2018 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Heavy snow developing during the day today. Plan on difficult travel conditions. Total snow accumulations of 3 to 8 inches between 2500 and 3500 feet, with localized amounts up to 15 inches above 3500 feet. Lighter snow amounts are possible at lower elevations in a few protected valleys. * WHERE...Northern Trinity County. Cities impacted include Trinity Center, Coffee Creek, and higher elevations around Weaverville, Douglas City and Lewiston. Highways impacted include Highway 3...particularly north of Weaverville...and Highway 299 at Buckhorn Summit. * WHEN...Until 10 PM tonight. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are occurring. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. If driving, slow down. Allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$ CAZ108-220345- /O.CON.KEKA.WW.Y.0002.000000T0000Z-180122T0600Z/ Southern Trinity- 1136 AM PST Sun Jan 21 2018 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Wet snow developing during the day today. Roads will be slippery. Total wet snow accumulations of 1 to 5 inches between 2500 and 4000 feet, with localized amounts up to 10 inches above 4000 feet. * WHERE...Southern Trinity County. Cities impacted include Hayfork, Ruth, Peanut. Highways impacted include Highway 3 and Highway 36. * WHEN...Until 10 PM tonight. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for wet snow means periods of wet snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$
606 WWUS46 KEKA 212257 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 257 PM PST Sun Jan 21 2018 ...Heavy snow possible in eastern Trinity County valleys on Sunday... .Cold air lingering in the valleys of eastern Trinity County will keep snow levels low throughout the day on Sunday as a storm system passes over the region. CAZ107-220600- /O.CON.KEKA.WS.W.0001.000000T0000Z-180122T0600Z/ Northern Trinity- 257 PM PST Sun Jan 21 2018 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Heavy snow developing during the day today. Plan on difficult travel conditions. Total snow accumulations of 3 to 8 inches between 2500 and 3500 feet, with localized amounts up to 15 inches above 3500 feet. Lighter snow amounts are possible at lower elevations in a few protected valleys. * WHERE...Northern Trinity County. Cities impacted include Trinity Center, Coffee Creek, and higher elevations around Weaverville, Douglas City and Lewiston. Highways impacted include Highway 3...particularly north of Weaverville...and Highway 299 at Buckhorn Summit. * WHEN...Until 10 PM tonight. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means severe winter weather conditions are occurring. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency. If driving, slow down. Allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before travailing. Be alert for rock slides in mountainous terrain. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$ CAZ108-220600- /O.CON.KEKA.WW.Y.0002.000000T0000Z-180122T0600Z/ Southern Trinity- 257 PM PST Sun Jan 21 2018 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST THIS EVENING... * WHAT...Wet snow developing during the day today. Roads will be slippery. Total wet snow accumulations of 1 to 5 inches between 2500 and 4000 feet, with localized amounts up to 10 inches above 4000 feet. * WHERE...Southern Trinity County. Cities impacted include Hayfork, Ruth, Peanut. Highways impacted include Highway 3 and Highway 36. * WHEN...Until 10 PM tonight. * ADDITIONAL DETAILS...Slow down, allow extra time and be prepared for changing conditions. Check the latest forecasts and call 1-800-427-7623 for current road conditions and chain requirements before traveling. Be alert for rock slides in mountainous terrain. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for wet snow means periods of wet snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. For a detailed view of the hazard area visit: http://www.wrh.noaa.gov/map/?wfo=eka && $$
647 WWUS46 KEKA 220545 WSWEKA URGENT - WINTER WEATHER MESSAGE National Weather Service Eureka CA 945 PM PST Sun Jan 21 2018 CAZ107-220645- /O.EXP.KEKA.WS.W.0001.000000T0000Z-180122T0600Z/ Northern Trinity- 945 PM PST Sun Jan 21 2018 ...WINTER STORM WARNING WILL EXPIRE AT 10 PM PST THIS EVENING... $$ CAZ108-220645- /O.EXP.KEKA.WW.Y.0002.000000T0000Z-180122T0600Z/ Southern Trinity- 945 PM PST Sun Jan 21 2018 ...WINTER WEATHER ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING... $$
The office that day
Everything else NWS Eureka, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 20, 2:45 AM PST | Gale Warning | EKA | 39 hr | |
| Jan 20, 2:51 AM PST | Wind Advisory | EKA | Del Norte, Humboldt | 37 hr |
| Jan 20, 1:47 PM PST | Winter Weather Advisory | EKA | Trinity | 32 hr |
Nearby
Winter Storm Warnings in California, 2018Every winter storm warning in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.