Alert archive / Colorado / Winter Storm Watches in 2007
Winter Storm Watch 2, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this winter storm watch at Feb 22, 2007, 4:43 AM MST for 6 counties in Colorado. It took effect at Feb 24, 2007, 12:00 AM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 22, 2007, 4:43 AM MST (11:43 UTC)
- In effect from
- Feb 24, 2007, 12:00 AM MST
- Expired
- Feb 23, 2007, 5:33 AM MST
- In force
- Issued by
- NWS Denver/Boulder, CO
Counties Elbert County, CO, Lincoln County, CO, Logan County, CO, Phillips County, CO, Sedgwick County, CO, Washington County, CO
The radar
The Denver radar (KFTG), 126 km from the middle of the area, began a volume at 11:48 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
Denver, CO (KDNR), launched 00:00Z, 11.7 hours before the alert went out and 25 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
- 2963 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 204 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 storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Denver/Boulder, CO wrote its last area forecast discussion before this winter storm watch went out at Feb 22, 3:20 AM MST, 1 hour 23 minutes earlier.
Area forecast discussion, Feb 22, 3:20 AM MST, 1 hour 23 minutes before
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Winter Storm Watches in Colorado, 2007Every winter storm watch in 2007
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.