Alert archive / Colorado / Winter Weather Advisories in 2012
Winter Weather Advisory 15, NWS Pueblo, CO
NWS Pueblo, CO issued this winter weather advisory at Feb 29, 2012, 3:16 PM MST for 15 counties in Colorado. It took effect at Mar 1, 2012, 12:00 AM MST. It was in force for 46 hr.
The area
The counties it named.
The facts
- Issued
- Feb 29, 2012, 3:16 PM MST (22:16 UTC)
- In effect from
- Mar 1, 2012, 12:00 AM MST
- Expired
- Mar 2, 2012, 9:40 PM MST
- In force
- 46 hr
- Issued by
- NWS Pueblo, CO
Counties Alamosa County, CO, Chaffee County, CO, Conejos County, CO, Costilla County, CO, Custer County, CO, El Paso County, CO, Fremont County, CO, Huerfano County, CO, Lake County, CO, Las Animas County, CO, Mineral County, CO, Pueblo County, CO, Rio Grande County, CO, Saguache County, CO, Teller County, CO
The radar
The Pueblo radar (KPUX), 129 km from the middle of the area, began a volume at 22:16 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 12:00Z, 10.3 hours before the alert went out and 281 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
- 1354 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 147 m²/s²
- 0-3 km storm-relative helicity
- 247 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pueblo, CO wrote its last area forecast discussion before this winter weather advisory went out at Feb 29, 10:23 AM MST, 4 hours 53 minutes earlier.
Area forecast discussion, Feb 29, 10:23 AM MST, 4 hours 53 minutes before
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</html>The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 29, 4:07 AM MST | Winter Storm Watch | PUB | Conejos, Mineral, Rio Grande, Saguache | 11 hr |
| Feb 29, 4:07 AM MST | Winter Weather Advisory | PUB | Chaffee, Lake, Saguache | 11 hr |
| Feb 29, 3:07 PM MST | Red Flag Warning | PUB | Baca, Bent, Las Animas, Otero | 26 hr |
| Feb 29, 3:16 PM MST | Winter Storm Warning | PUB | Alamosa, Chaffee, Conejos, Costilla, Custer, El Paso and 9 more | 54 hr |
Nearby
Winter Weather Advisories in Colorado, 2012Every winter weather advisory in 2012
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.