Alert archive / California / Winter Storm Warnings in 2021
Winter Storm Warning 4, NWS Reno, NV
NWS Reno, NV issued this winter storm warning at Dec 14, 2021, 1:41 PM PST for Douglas County, Washoe County, Nevada; 4 counties in California. It took effect at Dec 15, 2021, 1:00 PM PST. It was in force for 21 hr. 22 reports 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
- Dec 14, 2021, 1:41 PM PST (21:41 UTC)
- In effect from
- Dec 15, 2021, 1:00 PM PST
- Expired
- Dec 16, 2021, 10:00 AM PST
- In force
- 21 hr
- Issued by
- NWS Reno, NV
Counties Alpine County, CA, El Dorado County, CA, Nevada County, CA, Placer County, CA, Douglas County, NV, Washoe County, NV
The radar
The Reno radar (KRGX), 86 km from the middle of the area, began a volume at 21:43 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 |
|---|---|---|---|
| Dec 16, 7:00 AM PST | SNOW 0.1 | 1 Nne Reno, NV | COCORAHS STATION NV-WH-2 RENO 1.4 NNE. |
| Dec 16, 7:00 AM PST | SNOW 0.2 | 3 Wsw Reno, NV | COCORAHS STATION NV-WH-115 RENO 3.4 WSW. |
| Dec 16, 7:00 AM PST | SNOW 0.4 | 3 Ese Heavenly Valley, NV | COCORAHS STATION NV-DG-23 GARDNERVILLE 5.7 W. |
| Dec 16, 7:00 AM PST | SNOW 0.5 | 1 S Johnson Lane, NV | COCORAHS STATION NV-DG-2 MINDEN 6.0 NNE. |
| Dec 16, 7:00 AM PST | SNOW 1.8 | 9 Nne Cold Springs Vall, NV | COCORAHS STATION NV-WH-79 RENO 17.8 NNW. |
| Dec 16, 7:00 AM PST | SNOW 6.5 | 1 Nw Glenshire-Devonshi, CA | COCORAHS STATION CA-NV-47 TRUCKEE 5.9 ENE. |
| Dec 16, 7:00 AM PST | SNOW 8 | 2 Nw Meyers, CA | COCORAHS STATION CA-ED-20 SOUTH LAKE TAHOE 4.9 SW. |
| Dec 16, 7:00 AM PST | SNOW 8.5 | 2 N Truckee, CA | COCORAHS STATION CA-NV-51 TRUCKEE 1.6 N. |
| Dec 16, 8:00 AM PST | SNOW 1.3 | Verdi, NV | COCORAHS STATION NV-WH-19 RENO 9.0 W. |
| Dec 16, 8:00 AM PST | SNOW 9 | 2 N Bear Valley, CA | 9 INCHES OF SNOW REPORTED AT BEAR VALLEY MOUNTAIN RESORT OVER 24 HOURS. |
| Dec 16, 8:00 AM PST | SNOW 11 | 1 W Donner Peak, CA | 11 INCHES REPORTED AT SUGAR BOWL SKI RESORT OVER 24 HOURS. |
| Dec 16, 8:00 AM PST | SNOW 17 | 1 Sse Kirkwood Meadows, CA | 17 INCHES OF SNOW REPORTED AT KIRKWOOD MOUNTAIN RESORT OVER 24 HOURS. |
| Dec 16, 8:00 AM PST | SNOW 20 | Soda Springs, CA | 20 INCHES OF SNOW REPORTED AT SODA SPRINGS OVER 24 HOURS. |
| Dec 16, 8:00 AM PST | SNOW 24 | 2 Ene Soda Springs, CA | 24 INCHES REPORTED AT BOREAL OVER 24 HOURS. |
| Dec 16, 8:34 AM PST | SNOW 14 | 1 Nnw Incline Village, NV | TRAINED WEATHER SPOTTER REPORTED 14 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:45 AM PST | SNOW 10 | Heavenly Ski Base, CA | HEAVENLY SKI RESORT REPORTED 10 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:46 AM PST | SNOW 12 | Diamond Peak Ski Base, NV | DIAMOND PEAK SKI RESORT REPORTED 12 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:47 AM PST | SNOW 19 | Homewood Mountain Ski B, CA | HOMEWOOD MOUNTAIN REPORTED 19 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:48 AM PST | SNOW 24 | Mt. Rose Ski Base, NV | MT ROSE REPORTED 24 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:53 AM PST | SNOW 14 | Palisades Tahoe Ski Bas, CA | PALISADES TAHOE REPORTED 14 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 8:54 AM PST | SNOW 18 | 1 Ssw Northstar Ski Bas, CA | NORTHSTAR-AT-TAHOE REPORTED 18 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
| Dec 16, 9:32 AM PST | SNOW 10 | Homewood Mountain Ski B, CA | TRAINED WEATHER SPOTTER REPORTED 10 INCHES OF NEW SNOWFALL IN THE LAST 24 HOURS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 9.7 hours before the alert went out and 175 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
- 797 m above ground
- 0-6 km bulk shear
- 96 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- -106 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
992 WWUS45 KREV 142141 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 141 PM PST Tue Dec 14 2021 CAZ072-NVZ002-160000- /O.CAN.KREV.WS.W.0003.000000T0000Z-211215T0600Z/ /O.UPG.KREV.WS.A.0010.211216T0000Z-211216T2000Z/ /O.NEW.KREV.WS.W.0004.211215T2100Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 141 PM PST Tue Dec 14 2021 ...WINTER STORM WARNING IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM PST THURSDAY... ...WINTER STORM WARNING FOR TODAY IS CANCELLED... * WHAT...Periods of moderate to heavy snow and strong winds. Total snow accumulations of 6 to 12 inches for the Truckee, Tahoe City, and South Lake Tahoe areas, with 10 to 20 inches for areas above 7000 feet including major passes. Winds gusting 30 to 40 mph, with ridges gusting to 80 mph. * WHERE...Greater Lake Tahoe Area. * WHEN...From 1 PM Wednesday to 10 AM PST Thursday. Heaviest snowfall rates and strongest winds between 4 PM Wednesday and 4 AM Thursday. * IMPACTS...Travel could be very difficult to nearly impossible. The hazardous conditions will impact the Wednesday evening and Thursday morning commutes. Delays likely, road closures possible. Very strong winds could cause extensive tree damage and even power outages. Periods of low visibility in blowing snow likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-160000- /O.CAN.KREV.WS.W.0003.000000T0000Z-211215T0600Z/ /O.UPG.KREV.WS.A.0010.211216T0600Z-211216T2000Z/ /O.NEW.KREV.WW.Y.0022.211216T0300Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 141 PM PST Tue Dec 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 7 PM WEDNESDAY TO 1 PM PST THURSDAY... ...WINTER STORM WARNING FOR TODAY IS CANCELLED... * WHAT...Periods of moderate to heavy snow expected. Total snow accumulations of 3 to 5 inches along Highway 395, 6 to 12 inches west of Highway 395 including Mammoth Lakes, and up to 1 inch in the Chalfant Valley. Winds gusting 30 to 40 mph, with Sierra ridges gusting to 80 mph. * WHERE...Mono County. * WHEN...From 7 PM Wednesday to 1 PM PST Thursday. Heaviest snowfall rates 10 PM Wednesday to 8 AM Thursday. * IMPACTS...Travel could be very difficult across the Eastern Sierra. The hazardous conditions will impact the Thursday morning commute. Delays likely, road closures possible. Very strong winds could cause tree damage and even power outages. Periods of low visibility in blowing snow possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ071-160000- /O.UPG.KREV.WS.A.0010.211216T0000Z-211216T2000Z/ /O.NEW.KREV.WW.Y.0022.211215T2100Z-211216T1800Z/ Lassen-Eastern Plumas-Eastern Sierra Counties- Including the cities of Portola and Susanville 141 PM PST Tue Dec 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Periods of moderate to heavy snow. Total snow accumulations of 2 to 4 inches along Highway 395 including Susanville, with 6 to 12 inches west of Highway 395 including Portola and near Lassen National Park. Wind gusts to 35 mph. * WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties. * WHEN...From 1 PM Wednesday to 10 AM PST Thursday. Heaviest snowfall rates between 4 PM and 10 PM Wednesday. * IMPACTS...Travel could be difficult. Plan for delays, possibly significant. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ070-NVZ005-160000- /O.NEW.KREV.WW.Y.0022.211215T2100Z-211216T1800Z/ Surprise Valley California-Northern Washoe County- Including the cities of Cedarville, Fort Bidwell, Empire, and Gerlach 141 PM PST Tue Dec 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Periods of light to moderate expected. Total snow accumulations of 1 to 4 inches, including Gerlach and Cedarville. * WHERE...Surprise Valley California and Northern Washoe County. * WHEN...From 1 PM Wednesday to 10 AM PST Thursday. Heaviest snowfall rates between 4 PM and 10 PM Wednesday. * IMPACTS...Travel could be difficult. Plan for delays, possibly significant. The hazardous conditions could impact the Wednesday evening commute. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ NVZ003-160000- /O.NEW.KREV.WW.Y.0022.211216T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- Including the cities of Sparks, Verdi, Gardnerville, and Virginia City 141 PM PST Tue Dec 14 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM WEDNESDAY TO 10 AM PST THURSDAY... * WHAT...Periods of light to moderate snow expected. Total snow accumulations of 0 to 2 inches for valleys including Reno, Carson City, and Minden. Accumulations of 2 to 5 inches for foothill areas including Virginia City, Reno North Valleys, and west of Carson City. Winds gusting as high as 45 mph. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...From 4 PM Wednesday to 10 AM PST Thursday. Heaviest snow rates between 9 PM Wednesday and 4 AM Thursday. * IMPACTS...Travel could be difficult due to snow and wind. The hazardous conditions could impact the Thursday morning commute. Strong winds could also result in branches falling and localized power outages. * ADDITIONAL DETAILS...Snow may mix with or change to rain in valleys, which may significantly limit how much snowfall accumulates. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
6 follow-up statements
368 WWUS45 KREV 151159 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 359 AM PST Wed Dec 15 2021 CAZ072-NVZ002-161200- /O.CON.KREV.WS.W.0004.211215T2100Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 359 AM PST Wed Dec 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 AM PST THURSDAY... * CHANGES...Increased snow totals and peak wind gusts. * WHAT...Heavy snow and strong winds expected. Total snow accumulations of 8 to 16 inches, with 14 to 28 inches above 7000 feet including major passes. Wind gusts up to 45 mph, with Sierra ridge gusts over 100 mph. * WHERE...Greater Lake Tahoe Area. * WHEN...From 1 PM this afternoon to 10 AM PST Thursday. Heaviest snowfall rates and strongest winds between 4 PM this afternoon and 4 AM Thursday. * IMPACTS...Travel could be very difficult to nearly impossible with whiteout conditions at times from falling and blowing snow. The hazardous conditions will impact this evening's and Thursday morning's commutes. Long delays are likely, with road closures possible. Strong winds could cause tree damage and power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ070-071-NVZ005-161200- /O.CON.KREV.WW.Y.0022.211215T2100Z-211216T1800Z/ Surprise Valley California-Lassen-Eastern Plumas- Eastern Sierra Counties-Northern Washoe County- Including the cities of Cedarville, Fort Bidwell, Portola, Susanville, Empire, and Gerlach 359 AM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 10 AM PST THURSDAY... * CHANGES...Increased snow totals and period of heavier snowfall. * WHAT...Snow expected. Total snow accumulations of 1 to 5 inches near and east of Highway 395 including Susanville and the Surprise Valley, except 6 to 15 inches west of Highway 395 including Portola and Graeagle. Higher passes including Fredonyer Summit and Yuba Pass could receive up to 20 inches. * WHERE...Surprise Valley California, Lassen-Eastern Plumas- Eastern Sierra Counties and Northern Washoe County. * WHEN...From 1 PM this afternoon to 10 AM PST Thursday. Heaviest snowfall rates between 3 PM this afternoon and midnight. * IMPACTS...Travel could be difficult with poor visibility due to falling and blowing snow. Plan for delays, possibly significant. The hazardous conditions will impact this evening's and Thursday morning's commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... The combination of this new snowfall and gusty winds with existing snow cover could cause major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-161200- /O.CON.KREV.WW.Y.0022.211216T0300Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 359 AM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM PST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 3 to 7 inches along Highway 395, 7 to 14 inches west of Highway 395 including Mammoth Lakes, and up to 20 inches near the Sierra crest. Lighter amounts up to 1 inch in the Chalfant Valley. Winds gusting up to 45 mph with Sierra ridge gusts to near 100 mph. * WHERE...Mono County. * WHEN...From 7 PM this evening to 1 PM PST Thursday. * IMPACTS...Travel could be very difficult across the Eastern Sierra. The hazardous conditions will impact the Thursday morning commute. Delays likely with road closures possible. Strong winds could cause tree damage and power outages. Expect periods of poor visibility in blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... The combination of this new snowfall and gusty winds with existing snow cover could cause major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ NVZ003-161200- /O.CON.KREV.WW.Y.0022.211216T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- Including the cities of Sparks, Verdi, Gardnerville, and Virginia City 359 AM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 10 AM PST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 1 to 4 inches, with up to 7 inches in some foothill locations. Winds gusting as high as 45 mph. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...From 4 PM this afternoon to 10 AM PST Thursday. * IMPACTS...Travel could be difficult due to snow and wind. The hazardous conditions could impact this evening's and Thursday morning's commutes. Strong winds could also result in branches falling and localized power outages. * ADDITIONAL DETAILS...Snow may mix with or change to rain at times in and above some valleys, which would limit how much snowfall accumulates. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even lighter snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
720 WWUS45 KREV 152221 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 221 PM PST Wed Dec 15 2021 CAZ072-NVZ002-161800- /O.CON.KREV.WS.W.0004.000000T0000Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 221 PM PST Wed Dec 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Heavy snow. Additional snow accumulations of 6 to 18 inches, except 1 to 2 feet above 7000 feet, locally up to 3 feet along the Sierra Crest. Winds gusting as high as 45 mph in valley locations with up to 100 mph along Sierra Ridges. * WHERE...Greater Lake Tahoe Area. * WHEN...From 1 PM this afternoon to 10 AM PST Thursday. Heaviest snowfall rates and strongest winds between 7 PM this afternoon and 4 AM Thursday. * ADDITIONAL DETAILS...Strong winds will produce waves of 3 to 5 feet on Lake Tahoe. * IMPACTS...Travel could be very difficult to nearly impossible with whiteout conditions at times from falling and blowing snow. The hazardous conditions will impact this evening's and Thursday morning's commutes. Long delays are likely, with road closures possible. Strong winds could cause tree damage and power outages. Dangerous conditions can be expected on Lake Tahoe. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ070-071-NVZ005-161800- /O.CON.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Surprise Valley California-Lassen-Eastern Plumas- Eastern Sierra Counties-Northern Washoe County- Including the cities of Cedarville, Fort Bidwell, Portola, Susanville, Empire, and Gerlach 221 PM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THURSDAY... * WHAT...Snow. Additional snow accumulations of 1 to 4 inches, except up to one foot west of Highway 395. * WHERE...Surprise Valley California, Lassen-Eastern Plumas- Eastern Sierra Counties and Northern Washoe County. * WHEN...From 1 PM this afternoon to 10 AM PST Thursday. Heaviest snowfall rates between 3 PM this afternoon and midnight. * IMPACTS...Travel could be difficult with poor visibility due to falling and blowing snow. Plan for delays, possibly significant. The hazardous conditions will impact this evening's and Thursday morning's commutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-162100- /O.CON.KREV.WW.Y.0022.211216T0300Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 221 PM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 1 PM PST THURSDAY... * WHAT...Snow expected. Total snow accumulations of 2 to 6 inches, with one to two feet in the High Sierra west of Highway 395. Winds gusting as high as 50 mph in wind prone locations along Highway 395 and up to 100 mph across Sierra Ridges. * WHERE...Mono County. * WHEN...From 7 PM this evening to 1 PM PST Thursday. Peak snowfall rates from midnight through 8 am Thursday. * IMPACTS...Travel could be very difficult across the Eastern Sierra. The hazardous conditions will impact the Thursday morning commute. Delays likely with road closures possible. Strong winds could cause tree damage and power outages. Expect periods of poor visibility in blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ NVZ003-161800- /O.CON.KREV.WW.Y.0022.211216T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- Including the cities of Sparks, Verdi, Gardnerville, and Virginia City 221 PM PST Wed Dec 15 2021 ...WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM PST UNTIL 10 AM PST THURSDAY... * WHAT...Snow expected. Total snow accumulations of a dusting to 3 inches, except 3 to 6 inches above 5000 feet, including Virginia City. Winds gusting as high as 40 mph. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...From 4 PM this afternoon to 10 AM PST Thursday. * IMPACTS...Travel could be difficult due to snow and wind. The hazardous conditions could impact this evening's and Thursday morning's commutes. Strong winds could also result in branches falling and localized power outages. * ADDITIONAL DETAILS...Snow may mix with or change to rain at times in and above some valleys, which would limit how much snowfall accumulates below 5000 feet. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
198 WWUS45 KREV 161330 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 530 AM PST Thu Dec 16 2021 CAZ070-071-NVZ005-161430- /O.CAN.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Surprise Valley California-Lassen-Eastern Plumas- Eastern Sierra Counties-Northern Washoe County- 530 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has diminished as drier air moves into the region. Therefore, the Winter Weather Advisory has been cancelled at this time. $$ CAZ072-NVZ002-161800- /O.CON.KREV.WS.W.0004.000000T0000Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 530 AM PST Thu Dec 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Heavy snow. Additional snow accumulations of 6 to 18 inches, except 1 to 2 feet above 7000 feet, locally up to 3 feet along the Sierra Crest. Winds gusting as high as 45 mph in valley locations with up to 100 mph along Sierra Ridges. * WHERE...Greater Lake Tahoe Area. * WHEN...From 1 PM this afternoon to 10 AM PST Thursday. Heaviest snowfall rates and strongest winds between 7 PM this afternoon and 4 AM Thursday. * ADDITIONAL DETAILS...Strong winds will produce waves of 3 to 5 feet on Lake Tahoe. * IMPACTS...Travel could be very difficult to nearly impossible with whiteout conditions at times from falling and blowing snow. The hazardous conditions will impact this evening's and Thursday morning's commutes. Long delays are likely, with road closures possible. Strong winds could cause tree damage and power outages. Dangerous conditions can be expected on Lake Tahoe. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-162100- /O.CON.KREV.WW.Y.0022.000000T0000Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 530 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * WHAT...Snow expected. Total snow accumulations of 2 to 6 inches, with one to two feet in the High Sierra west of Highway 395. Winds gusting as high as 50 mph in wind prone locations along Highway 395 and up to 100 mph across Sierra Ridges. * WHERE...Mono County. * WHEN...From 7 PM this evening to 1 PM PST Thursday. Peak snowfall rates from midnight through 8 am Thursday. * IMPACTS...Travel could be very difficult across the Eastern Sierra. The hazardous conditions will impact the Thursday morning commute. Delays likely with road closures possible. Strong winds could cause tree damage and power outages. Expect periods of poor visibility in blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ NVZ003-161800- /O.CON.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- Including the cities of Sparks, Gardnerville, and Virginia City 530 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Snow expected. Total snow accumulations of a dusting to 3 inches, except 3 to 6 inches above 5000 feet, including Virginia City. Winds gusting as high as 40 mph. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...From 4 PM this afternoon to 10 AM PST Thursday. * IMPACTS...Travel could be difficult due to snow and wind. The hazardous conditions could impact this evening's and Thursday morning's commutes. Strong winds could also result in branches falling and localized power outages. * ADDITIONAL DETAILS...Snow may mix with or change to rain at times in and above some valleys, which would limit how much snowfall accumulates below 5000 feet. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
641 WWUS45 KREV 161359 CCA WSWREV URGENT - WINTER WEATHER MESSAGE...CORRECTED National Weather Service Reno NV 559 AM PST Thu Dec 16 2021 CAZ070-071-NVZ005-161430- /O.CAN.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Surprise Valley California-Lassen-Eastern Plumas- Eastern Sierra Counties-Northern Washoe County- 559 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snow has diminished as drier air moves into the region. Therefore, the Winter Weather Advisory has been cancelled at this time. $$ CAZ072-NVZ002-161800- /O.COR.KREV.WS.W.0004.000000T0000Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 559 AM PST Thu Dec 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * CHANGES...Updated for additional snow amounts for remainder of this morning. * WHAT...Heavy snow. Additional snow accumulations of 3 to 7 inches above 7000 feet along the Sierra Crest, and up to 3 inches below 7000 feet. Winds gusting as high as 30 mph in valley locations with up to 80 mph along Sierra Ridges. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 10 AM PST this morning. * ADDITIONAL DETAILS...Gusty winds will produce wave heights of 2 to 3 feet on Lake Tahoe. * IMPACTS...Travel could be very difficult with poor visibility at times from falling and blowing snow. The hazardous conditions will impact this morning's commute. Long delays are likely. Strong winds could cause tree damage and power outages. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-162100- /O.COR.KREV.WW.Y.0022.000000T0000Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 559 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * CHANGES...Updated for additional snow amounts for remainder of this morning. * WHAT...Snow expected. Total snow accumulations of 4 to 7 inches in the High Sierra west of Highway 395. Winds gusting as high as 40 mph in wind prone locations along Highway 395 and up to 80 mph across Sierra Ridges. * WHERE...Mono County. * WHEN...Until 1 PM PST this afternoon. Peak snowfall rates through 8 am this morning. * IMPACTS...Travel could be very difficult across the Eastern Sierra. The hazardous conditions will impact the Thursday morning commute. Delays likely with road closures possible. Strong winds could cause tree damage and power outages. Expect periods of poor visibility in blowing snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even lighter snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ NVZ003-161800- /O.COR.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- Including the cities of Sparks, Gardnerville, and Virginia City 559 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * CHANGES...Updated for additional snow amounts for remainder of this morning. * WHAT...Snow expected. Total snow accumulations of a dusting to 2 inches above 5000 feet, including Virginia City. Winds gusting as high as 35 mph. * WHERE...Greater Reno-Carson City-Minden Area. * WHEN...Until 10 AM PST this morning. * IMPACTS...Travel could be difficult due to snow and wind. The hazardous conditions could impact this morning's commute. * ADDITIONAL DETAILS...Snow may mix with or change to rain at times in and above some valleys, which would limit how much snowfall accumulates below 5000 feet. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
687 WWUS45 KREV 161549 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 749 AM PST Thu Dec 16 2021 NVZ003-161700- /O.CAN.KREV.WW.Y.0022.000000T0000Z-211216T1800Z/ Greater Reno-Carson City-Minden Area- 749 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... A few additional light snow showers will move through the region this morning, but little if any additional accumulation will occur. $$ CAZ072-NVZ002-161800- /O.CON.KREV.WS.W.0004.000000T0000Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 749 AM PST Thu Dec 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Heavy snow. Additional snow accumulations of 2 to 5 inches above 7000 feet along the Sierra Crest, and up to 2 inches below 7000 feet. Winds gusting as high as 30 mph in valley locations with up to 80 mph along Sierra Ridges. * WHERE...Greater Lake Tahoe Area. * WHEN...Until 10 AM PST this morning. * ADDITIONAL DETAILS...Gusty winds will produce wave heights of 2 to 3 feet on Lake Tahoe.. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. Strong winds could cause tree damage. PRECAUTIONARY/PREPAREDNESS ACTIONS... Avoid travel if possible, you could be stuck in your vehicle for many hours. If you must travel, prepare for long delays and carry an emergency kit with extra food, water and clothing. If you stay home, have a backup plan in case of power outages. The latest road conditions can be obtained by calling 5 1 1. && $$ CAZ073-162100- /O.CON.KREV.WW.Y.0022.000000T0000Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 749 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * WHAT...Snow. Additional snow accumulations of up to one inch, except 2 to 5 inches above 7000 feet. Winds gusting as high as 40 mph in wind prone locations along Highway 395 and up to 80 mph across Sierra Ridges. * WHERE...Mono County. * WHEN...Until 1 PM PST this afternoon. * IMPACTS...Plan on slippery road conditions. The hazardous conditions could impact the morning commute. Very strong winds could cause extensive tree damage. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
534 WWUS45 KREV 161804 WSWREV URGENT - WINTER WEATHER MESSAGE National Weather Service Reno NV 1004 AM PST Thu Dec 16 2021 CAZ072-NVZ002-161915- /O.EXP.KREV.WS.W.0004.000000T0000Z-211216T1800Z/ Greater Lake Tahoe Area- Including the cities of South Lake Tahoe, Truckee, Stateline, and Incline Village 1004 AM PST Thu Dec 16 2021 ...WINTER STORM WARNING WILL EXPIRE AT 10 AM PST THIS MORNING... Snow showers will continue into mid-afternoon, but additional accumulation will be minimal. Keep in mind that roads may remain slick. Please check with CalTrans and NDOT for the latest. $$ CAZ073-162100- /O.CON.KREV.WW.Y.0022.000000T0000Z-211216T2100Z/ Mono County- Including the cities of Bridgeport, Coleville, and Mammoth Lakes 1004 AM PST Thu Dec 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... * WHAT...Snow. Winds gusting as high as 55 mph. * WHERE...Mono County. * WHEN...Until 1 PM PST this afternoon. * IMPACTS...Plan on slippery road conditions. Strong winds could cause tree damage. PRECAUTIONARY/PREPAREDNESS ACTIONS... Even light snowfall causes major travel delays, especially during periods of high traffic volume. Be sure to allow extra time to reach your destination. Leave extra space between vehicles since it takes longer to stop on slick roadways. The latest road conditions can be obtained by calling 5 1 1. && $$ http://www.weather.gov/reno
The office that day
Everything else NWS Reno, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 14, 5:10 AM PST | Winter Storm Watch | REV | Douglas, Washoe | 9 hr |
| Dec 14, 1:41 PM PST | Winter Weather Advisory | REV | Douglas, Lyon, Storey, Washoe | 47 hr |
Nearby
Winter Storm Warnings in California, 2021Winter Storm Warnings in Nevada, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.