Alert archive / California / Winter Storm Warnings in 2021
Winter Storm Warning 3, NWS Sacramento, CA
NWS Sacramento, CA issued this winter storm warning at Feb 1, 2021, 2:15 AM PST. It took effect at Feb 1, 2021, 7:00 PM PST. It was in force for 25 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
- Feb 1, 2021, 2:15 AM PST (10:15 UTC)
- In effect from
- Feb 1, 2021, 7:00 PM PST
- Expired
- Feb 2, 2021, 7:41 PM PST
- In force
- 25 hr
- Issued by
- NWS Sacramento, CA
The text
As transmitted.
485 WWUS46 KSTO 011015 WSWSTO URGENT - WINTER WEATHER MESSAGE National Weather Service Sacramento CA 215 AM PST Mon Feb 1 2021 ...Impactful Winter Storm Monday Night through early Wednesday... .A winter storm is forecast to move into interior northern California Monday night lasting into Wednesday morning, bringing periods of heavy snow to the southern Cascades and northern Sierra. Snow levels with this system are forecast to remain relatively high, with the majority of snow accumulations above 5000 feet. Heavy snow will make mountain travel difficult to near impossible at times, with chain controls and significantly reduced visibility. CAZ068-020115- /O.UPG.KSTO.WS.A.0002.210202T0800Z-210203T1400Z/ /O.NEW.KSTO.WS.W.0003.210202T0300Z-210203T1400Z/ Western Plumas County/Lassen Park- 215 AM PST Mon Feb 1 2021 ...WINTER STORM WARNING IN EFFECT FROM 7 PM THIS EVENING TO 6 AM PST WEDNESDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 8 to 14 inches, with localized amounts up to 2 feet, are expected. * WHERE...Western Plumas County/Lassen Park. * WHEN...7 PM today to 6 AM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. 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 you are calling from can be obtained by calling 5 1 1. $$ CAZ069-020115- /O.UPG.KSTO.WS.A.0002.210202T0800Z-210203T1400Z/ /O.NEW.KSTO.WS.W.0003.210202T1000Z-210203T1400Z/ West Slope Northern Sierra Nevada- 215 AM PST Mon Feb 1 2021 ...WINTER STORM WARNING IN EFFECT FROM 2 AM TUESDAY TO 6 AM PST WEDNESDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions, including during the morning commute on Tuesday. Total snow accumulations of 10 to 18 inches, with localized amounts up to 2 feet, are expected. * WHERE...West Slope Northern Sierra Nevada. * WHEN...2 AM Tuesday to 6 AM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency.The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$
4 follow-up statements
778 WWUS46 KSTO 012248 WSWSTO URGENT - WINTER WEATHER MESSAGE National Weather Service Sacramento CA 248 PM PST Mon Feb 1 2021 ...Impactful Winter Storm Tonight through early Wednesday... .A winter storm is forecast to move into interior northern California tonight lasting into Wednesday morning, bringing periods of heavy snow to the southern Cascades and northern Sierra. Snow levels with this system are forecast to remain relatively high, with the majority of snow accumulations above 5000 feet. Heavy snow will make mountain travel difficult to near impossible at times, with chain controls and significantly reduced visibility. CAZ068-021615- /O.CON.KSTO.WS.W.0003.210202T0300Z-210203T1400Z/ Western Plumas County/Lassen Park- 248 PM PST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 6 AM PST WEDNESDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 8 to 18 inches, with localized amounts up to 2 feet, are expected. * WHERE...Western Plumas County/Lassen Park. * WHEN...7 PM today to 6 AM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. 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 you are calling from can be obtained by calling 5 1 1. $$ CAZ069-021615- /O.CON.KSTO.WS.W.0003.210202T1000Z-210203T1400Z/ West Slope Northern Sierra Nevada- 248 PM PST Mon Feb 1 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TUESDAY TO 6 AM PST WEDNESDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions, including during the morning commute on Tuesday. Total snow accumulations of 8 to 18 inches, with localized amounts up to 2 feet, are expected. * WHERE...West Slope Northern Sierra Nevada. * WHEN...2 AM Tuesday to 6 AM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency.The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$
157 WWUS46 KSTO 021435 WSWSTO URGENT - WINTER WEATHER MESSAGE National Weather Service Sacramento CA 635 AM PST Tue Feb 2 2021 ...Impactful Winter Storm Tonight through early Wednesday... .A winter storm is forecast to move into interior northern California lasting into Wednesday morning, bringing periods of heavy snow to the southern Cascades and northern Sierra. Snow levels with this system are forecast to remain relatively high, with the majority of snow accumulations above 5000 feet. Heavy snow will make mountain travel difficult to near impossible at times, with chain controls and significantly reduced visibility. CAZ068-069-030030- /O.CON.KSTO.WS.W.0003.000000T0000Z-210203T1400Z/ Western Plumas County/Lassen Park- West Slope Northern Sierra Nevada- 635 AM PST Tue Feb 2 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM PST WEDNESDAY... * WHAT...Heavy snow expected. Plan on difficult travel conditions. Total snow accumulations of 8 to 18 inches, with localized amounts up to 2 feet, are expected. * WHERE...Western Plumas County/Lassen Park. * WHEN...7 PM today to 6 AM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. 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 you are calling from can be obtained by calling 5 1 1. $$
019 WWUS46 KSTO 022226 WSWSTO URGENT - WINTER WEATHER MESSAGE National Weather Service Sacramento CA 226 PM PST Tue Feb 2 2021 ...Impactful Winter Storm Continues through Wednesday... .A winter storm continues to move through interior northern California bringing periods of heavy snow to the southern Cascades and northern Sierra. There could be a period of lighter scattered snow showers overnight tonight before another wave of precipitation will bring moderate to heavy snowfall early tomorrow morning through tomorrow afternoon. Snow levels will drop to 4000 to 4500 feet by tonight, and will fall to 2000 to 3000 feet by early tomorrow morning. Snow levels down to 2000 feet could bring a few inches of snow to Interstate 5 north of Redding tomorrow morning. Moderate to heavy snow will make mountain travel difficult at times, with chain controls and reduced visibility. CAZ068-069-031600- /O.EXT.KSTO.WS.W.0003.000000T0000Z-210204T0000Z/ Western Plumas County/Lassen Park- West Slope Northern Sierra Nevada- 226 PM PST Tue Feb 2 2021 ...WINTER STORM WARNING NOW IN EFFECT UNTIL 4 PM PST WEDNESDAY ABOVE 4000 FEET... * WHAT...Heavy snow occurring. Plan on difficult travel conditions. Additional snow accumulations of 6 to 12 inches, with localized amounts up to 16 inches, are expected. * WHERE...Western Plumas County/Lassen Park and West Slope Northern Sierra Nevada. * WHEN...Until 4 PM Wednesday. * ADDITIONAL DETAILS...Be prepared for significant reductions in visibility at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Storm Warning for snow means there will be snow covered roads and limited visibilities. Travel is not recommended while the warning is in effect. If you must travel, keep an extra flashlight, food and water in your vehicle in case of an emergency.The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$ CAZ013-031600- /O.NEW.KSTO.WW.Y.0004.210203T1200Z-210204T0000Z/ Shasta Lake Area / Northern Shasta County- 226 PM PST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 AM TO 4 PM PST WEDNESDAY ABOVE 2000 FEET... * WHAT...Snow expected. Plan on slippery road conditions, including during the morning commute on Wednesday. Total snow accumulations of 3 to 5 inches, with localized amounts up to 8 inches, are expected, including down to Interstate 5 north of Redding. * WHERE...Shasta Lake Area / Northern Shasta County. * WHEN...4 AM to 4 PM Wednesday. * ADDITIONAL DETAILS...Be prepared for reduced visibilities at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$
473 WWUS46 KSTO 030341 WSWSTO URGENT - WINTER WEATHER MESSAGE National Weather Service Sacramento CA 741 PM PST Tue Feb 2 2021 ...Winter Storm Continues through Wednesday... .Light scattered snow showers overnight tonight before another wave of precipitation will bring moderate snowfall tomorrow morning through tomorrow afternoon. Snow levels 4000 to 4500 feet tonight will fall to 2000 to 3000 feet by tomorrow morning. Snow levels down to 2000 feet could bring a few inches of snow to Interstate 5 north of Shasta Lake tomorrow morning. Moderate snow will make mountain travel difficult at times, with chain controls and reduced visibility. CAZ068-069-031145- /O.CAN.KSTO.WS.W.0003.000000T0000Z-210204T0000Z/ /O.EXB.KSTO.WW.Y.0004.210203T0341Z-210204T0000Z/ Western Plumas County/Lassen Park- West Slope Northern Sierra Nevada- 741 PM PST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 4 PM PST WEDNESDAY ABOVE 4000 FEET... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Snow occurring. Plan on slippery road conditions, including during the evening commute on Wednesday. Additional snow accumulations of 3 to 6 inches, with localized amounts up to 10 inches, are expected. * WHERE...Western Plumas County/Lassen Park and West Slope Northern Sierra Nevada. * WHEN...Until 4 PM Wednesday. * ADDITIONAL DETAILS...Be prepared for reduced visibilities at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$ CAZ013-031145- /O.CON.KSTO.WW.Y.0004.210203T1200Z-210204T0000Z/ Shasta Lake Area / Northern Shasta County- 741 PM PST Tue Feb 2 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 AM TO 4 PM PST WEDNESDAY ABOVE 2000 FEET... * WHAT...Snow expected. Plan on slippery road conditions, including during the morning commute on Wednesday. Total snow accumulations of 3 to 5 inches, with localized amounts up to 8 inches, are expected. * WHERE...Shasta Lake Area / Northern Shasta County. * WHEN...4 AM to 4 PM Wednesday. * ADDITIONAL DETAILS...Be prepared for reduced visibilities at times. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. $$
Nearby
Winter Storm Warnings in California, 2021Every winter storm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.