Alert archive / Ohio / Winter Weather Advisories in 2021
Winter Weather Advisory 14, NWS Cleveland, OH
NWS Cleveland, OH issued this winter weather advisory at Nov 18, 2021, 3:07 AM EST for 4 counties in Ohio; Crawford County, Erie County, Pennsylvania. It took effect at Nov 18, 2021, 7:00 PM EST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Nov 18, 2021, 3:07 AM EST (08:07 UTC)
- In effect from
- Nov 18, 2021, 7:00 PM EST
- Expired
- Nov 19, 2021, 9:05 AM EST
- In force
- 14 hr
- Issued by
- NWS Cleveland, OH
Counties Ashtabula County, OH, Cuyahoga County, OH, Geauga County, OH, Lake County, OH, Crawford County, PA, Erie County, PA
The radar
The Cleveland radar (KCLE), 92 km from the middle of the area, began a volume at 08:09 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
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 8.1 hours before the alert went out and 221 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
- 940 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 300 m²/s²
- 0-3 km storm-relative helicity
- 285 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 Cleveland, OH wrote its last area forecast discussion before this winter weather advisory went out at Nov 18, 12:53 AM EST, 2 hours 14 minutes earlier.
Area forecast discussion, Nov 18, 12:53 AM EST, 2 hours 14 minutes before
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</html>Hazardous weather outlook, Nov 17, 12:49 PM EST, 14 hours 18 minutes before
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</html>The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 18, 3:07 AM EST | Winter Storm Watch | CLE | Ashtabula, Geauga | 10 hr |
| Nov 18, 5:44 PM EST | Gale Warning | CLE | 5 hr | |
| Nov 18, 5:44 PM EST | Low Water Advisory | CLE | 6 hr |
Nearby
Winter Weather Advisories in Ohio, 2021Winter Weather Advisories in Pennsylvania, 2021Every winter weather advisory 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.