Alert archive / Colorado / Winter Storm Watches in 2021
Winter Storm Watch 13, NWS Pueblo, CO
NWS Pueblo, CO issued this winter storm watch at Dec 25, 2021, 3:28 AM MST for 6 counties in Colorado. It took effect at Dec 26, 2021, 2:00 AM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Dec 25, 2021, 3:28 AM MST (10:28 UTC)
- In effect from
- Dec 26, 2021, 2:00 AM MST
- Expired
- Dec 25, 2021, 2:56 PM MST
- In force
- Issued by
- NWS Pueblo, CO
Counties Chaffee County, CO, Conejos County, CO, Lake County, CO, Mineral County, CO, Rio Grande County, CO, Saguache County, CO
The radar
The Grand Junction radar (KGJX), 193 km from the middle of the area, began a volume at 10:28 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.
The nearest sounding before it
Grand Junction, CO (KGJT), launched 00:00Z, 10.5 hours before the alert went out and 218 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
- 767 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
794 WWUS45 KPUB 251028 WSWPUB URGENT - WINTER WEATHER MESSAGE National Weather Service Pueblo CO 328 AM MST Sat Dec 25 2021 COZ058-060-068-260000- /O.NEW.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ /O.CON.KPUB.WS.W.0012.000000T0000Z-211225T1800Z/ Western Mosquito Range/East Lake County Above 11000 Feet- Eastern Sawatch Mountains Above 11000 Feet- Eastern San Juan Mountains Above 10000 Feet- 328 AM MST Sat Dec 25 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH LATE SUNDAY NIGHT... * WHAT...For the Winter Storm Warning, heavy snow. Additional snow accumulations of up to three inches. Winds gusting as high as 50 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations of 10 to 20 inches possible higher elevations, with total snow accumulations of 2 to 10 inches possible lower elevations. Winds could gust as high as 70 mph producing significant blowing and drifting snow, along with whiteout conditions at times. * WHERE...Western Mosquito Range and East Lake County Above 11000 Feet, Eastern Sawatch Mountains Above 11000 Feet, and Eastern San Juan Mountains Above 10000 Feet. * WHEN...For the Winter Storm Warning, until 11 AM MST this morning. For the Winter Storm Watch, from late tonight through late Sunday night. * IMPACTS...Travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. Very strong winds could cause extensive tree damage. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...For the eastern San Juan Mountains, additional heavy-snow accumulations and strong winds may continue into the early and middle parts of the upcoming week, prolonging significant impacts beyond this weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Monitor the latest forecasts for updates on this situation. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ COZ059-061-066-067-260000- /O.NEW.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ /O.CON.KPUB.WW.Y.0033.000000T0000Z-211225T1800Z/ Leadville Vicinity/Lake County Below 11000 Feet- Western Chaffee County Between 9000 and 11000 Feet- La Garita Mountains Above 10000 Feet- Upper Rio Grande Valley/Eastern San Juan Mountains Below 10000 Feet- 328 AM MST Sat Dec 25 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... ...WINTER STORM WATCH IN EFFECT FROM LATE TONIGHT THROUGH LATE SUNDAY NIGHT... * WHAT...For the Winter Weather Advisory, snow. Additional snow accumulations of up to one inch. Winds gusting as high as 40 mph. For the Winter Storm Watch, heavy snow possible. Total snow accumulations of 4 to 8 inches possible higher elevations, with total snow accumulations of 1 to 4 inches possible lower elevations. * WHERE...Leadville Vicinity and Lake County Below 11000 Feet, Western Chaffee County Between 9000 and 11000 Feet, La Garita Mountains Above 10000 Feet, and Upper Rio Grande Valley and Eastern San Juan Mountains Below 10000 Feet. * WHEN...For the Winter Weather Advisory, until 11 AM MST this morning. For the Winter Storm Watch, from late tonight through late Sunday night. * IMPACTS...For the Winter Weather Advisory, plan on slippery road conditions. Patchy blowing snow could significantly reduce visibility. Strong winds could cause tree damage. And for the Winter Storm Watch, travel could be very difficult to impossible. Areas of blowing snow could significantly reduce visibility. Very strong winds could cause extensive tree damage. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. * ADDITIONAL DETAILS...For the eastern San Juan Mountains, additional heavy-snow accumulations and strong winds may continue into the early and middle parts of the upcoming week, prolonging significant impacts beyond this weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Monitor the latest forecasts for updates on this situation. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ COZ064-251800- /O.CON.KPUB.WW.Y.0033.000000T0000Z-211225T1800Z/ Saguache County West of Continental Divide Below 10000 Feet- 328 AM MST Sat Dec 25 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST THIS MORNING... * WHAT...Snow. Additional snow accumulations of up to one inch. Winds gusting as high as 35 mph producing blowing and drifting snow. * WHERE...Saguache County West of Continental Divide Below 10000 Feet County. * WHEN...Until 11 AM MST this morning. * IMPACTS...Plan on slippery road conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$ Cohen
2 follow-up statements
997 WWUS45 KPUB 251658 WSWPUB URGENT - WINTER WEATHER MESSAGE National Weather Service Pueblo CO 958 AM MST Sat Dec 25 2021 COZ058-060-068-260100- /O.CAN.KPUB.WS.W.0012.000000T0000Z-211225T1800Z/ /O.CON.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ Western Mosquito Range/East Lake County Above 11000 Feet- Eastern Sawatch Mountains Above 11000 Feet- Eastern San Juan Mountains Above 10000 Feet- 958 AM MST Sat Dec 25 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE SUNDAY NIGHT... ...WINTER STORM WARNING IS CANCELLED... * WHAT...Heavy snow possible. Total snow accumulations of 10 to 20 inches possible at higher elevations, with total snow accumulations of 2 to 10 inches at lower elevations. Winds could gust as high as 70 mph producing significant blowing and drifting snow, along with whiteout conditions at times. * WHERE...Eastern San Juan Mountains Above 10000 Feet, Western Mosquito Range and East Lake County Above 11000 Feet and Eastern Sawatch Mountains Above 11000 Feet. * WHEN...From late tonight through late Sunday night. * IMPACTS...Travel could be very difficult to impossible. Blowing snow could significantly reduce visibility. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ COZ059-061-066-067-260100- /O.CAN.KPUB.WW.Y.0033.000000T0000Z-211225T1800Z/ /O.CON.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ Leadville Vicinity/Lake County Below 11000 Feet- Western Chaffee County Between 9000 and 11000 Feet- La Garita Mountains Above 10000 Feet- Upper Rio Grande Valley/Eastern San Juan Mountains Below 10000 Feet- 958 AM MST Sat Dec 25 2021 ...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH LATE SUNDAY NIGHT... ...WINTER WEATHER ADVISORY IS CANCELLED... * WHAT...Heavy snow possible. Total snow accumulations of up to 8 inches possible higher elevations, with total snow accumulations of 1 to 4 inches at lower elevations. Strong winds will produce widespread blowing and drifting snow. * WHERE...Leadville Vicinity and Lake County Below 11000 Feet, La Garita Mountains Above 10000 Feet, Upper Rio Grande Valley and Eastern San Juan Mountains Below 10000 Feet and Western Chaffee County Between 9000 and 11000 Feet. * WHEN...From late tonight through late Sunday night. * IMPACTS...Plan on slippery road conditions. Blowing snow could significantly reduce visibility. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts for updates on this situation. && $$ COZ064-251800- /O.CAN.KPUB.WW.Y.0033.000000T0000Z-211225T1800Z/ Saguache County West of Continental Divide Below 10000 Feet- 958 AM MST Sat Dec 25 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Only snow showers and flurries are expected for the remainder of the day. $$
091 WWUS45 KPUB 252156 WSWPUB URGENT - WINTER WEATHER MESSAGE National Weather Service Pueblo CO 256 PM MST Sat Dec 25 2021 COZ060-068-260600- /O.UPG.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ /O.NEW.KPUB.WS.W.0013.211226T0900Z-211227T1200Z/ Eastern Sawatch Mountains Above 11000 Feet- Eastern San Juan Mountains Above 10000 Feet- 256 PM MST Sat Dec 25 2021 ...WINTER STORM WARNING IN EFFECT FROM 2 AM SUNDAY TO 5 AM MST MONDAY... * WHAT...Heavy snow and widespread blowing and drifting snow expected. Total snow accumulations of 6 to 15 inches. Winds gusting as high as 75 mph. * WHERE...Eastern Sawatch Mountains Above 11000 Feet and Eastern San Juan Mountains Above 10000 Feet Counties. * WHEN...From 2 AM Sunday to 5 AM MST Monday. * IMPACTS...Travel could be very difficult. Widespread blowing snow could significantly reduce visibility. The cold wind chills as low as 25 below zero could cause frostbite on exposed skin in as little as 30 minutes. 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 you are calling from can be obtained by calling 5 1 1. && $$ COZ058-059-061-066-067-260600- /O.UPG.KPUB.WS.A.0013.211226T0900Z-211227T1200Z/ /O.NEW.KPUB.WW.Y.0034.211226T0900Z-211227T1200Z/ Western Mosquito Range/East Lake County Above 11000 Feet- Leadville Vicinity/Lake County Below 11000 Feet- Western Chaffee County Between 9000 and 11000 Feet- La Garita Mountains Above 10000 Feet- Upper Rio Grande Valley/Eastern San Juan Mountains Below 10000 Feet- 256 PM MST Sat Dec 25 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM SUNDAY TO 5 AM MST MONDAY... * WHAT...Snow expected, with widespread blowing and drifting snow. Total snow accumulations of 1 to 6 inches. Winds gusting as high as 65 mph. * WHERE...Western Mosquito Range and East Lake County Above 11000 Feet, Leadville Vicinity and Lake County Below 11000 Feet, Western Chaffee County Between 9000 and 11000 Feet, La Garita Mountains Above 10000 Feet and Upper Rio Grande Valley and Eastern San Juan Mountains Below 10000 Feet Counties. * WHEN...From 2 AM Sunday to 5 AM MST Monday. * IMPACTS...Plan on slippery road conditions. Blowing snow could significantly reduce visibility. The cold wind chills as low as 20 below zero could cause frostbite on exposed skin in as little as 30 minutes. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1. && $$
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 5:05 PM MST | Special Weather Statement | PUB | El Paso | 10 min |
| Dec 25, 3:32 AM MST | High Wind Watch | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, Fremont and 6 more | 12 hr |
| Dec 25, 3:39 AM MST | Red Flag Warning | PUB | El Paso, Fremont, Pueblo | 13 hr |
| Dec 25, 2:52 PM MST | Red Flag Warning | PUB | Baca, Bent, Crowley, El Paso, Huerfano, Kiowa and 4 more | 26 hr |
| Dec 25, 2:56 PM MST | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 4 days |
| Dec 25, 2:56 PM MST | Winter Weather Advisory | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 4 days |
| Dec 25, 3:02 PM MST | High Wind Warning | PUB | Alamosa, Bent, Chaffee, Conejos, Costilla, Crowley and 10 more | 27 hr |
Nearby
Winter Storm Watches in Colorado, 2021Every winter storm watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.