Alert archive / Ohio / Winter Storm Watches in 2011
Winter Storm Watch 4, NWS Wilmington, OH
NWS Wilmington, OH issued this winter storm watch at Feb 23, 2011, 3:44 PM EST for 5 counties in Ohio. It took effect at Feb 24, 2011, 7:00 PM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 23, 2011, 3:44 PM EST (20:44 UTC)
- In effect from
- Feb 24, 2011, 7:00 PM EST
- Expired
- Feb 24, 2011, 4:09 AM EST
- In force
- Issued by
- NWS Wilmington, OH
Counties Auglaize County, OH, Hardin County, OH, Logan County, OH, Mercer County, OH, Shelby County, OH
The radar
The Cincinnati radar (KILN), 122 km from the middle of the area, began a volume at 20:42 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
Detroit, MI (KDTX), launched 12:00Z, 8.7 hours before the alert went out and 253 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
- 1408 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 98 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 Wilmington, OH wrote its last area forecast discussion before this winter storm watch went out at Feb 23, 3:27 PM EST, 17 minutes earlier.
Area forecast discussion, Feb 23, 3:27 PM EST, 17 minutes before
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</html>The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 23, 4:01 AM EST | Flood Watch | ILN | Adams, Brown, Butler, Clermont, Clinton, Fairfield and 9 more | 48 hr |
Nearby
Winter Storm Watches in Ohio, 2011Every winter storm watch in 2011
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.