Alert archive / Ohio / Flood Watches in 2008

Flood Watch 1, NWS Charleston, WV

February 5, 20087 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky

NWS Charleston, WV issued this flood watch at Feb 5, 2008, 10:03 AM EST for 7 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky. It took effect at Feb 5, 2008, 1:00 PM EST. It was in force for 26 hr.

The area

The counties it named.

The facts

Issued: Feb 5, 2008, 10:03 AM EST (15:03 UTC)
In effect from: Feb 5, 2008, 1:00 PM EST
Expired: Feb 6, 2008, 3:16 PM EST
In force: 26 hr
Issued by: NWS Charleston, WV
Flood severity: None

Counties Boyd County, KY, Carter County, KY, Greenup County, KY, Lawrence County, KY, Athens County, OH, Gallia County, OH, Jackson County, OH, Lawrence County, OH, Meigs County, OH, Morgan County, OH, Perry County, OH, Vinton County, OH, Washington County, OH, Cabell County, WV, Jackson County, WV, Mason County, WV, Pleasants County, WV, Tyler County, WV, Wayne County, WV, Wood County, WV

The radar

The Charleston,WV radar (KRLX), 77 km from the middle of the area, began a volume at 15:05 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 3.1 hours before the alert went out and 153 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 25 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 576 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 429 m²/s²
0-3 km storm-relative helicity: 409 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, WV wrote its last area forecast discussion before this flood watch went out at Feb 5, 6:05 AM EST, 3 hours 58 minutes earlier.

Area forecast discussion, Feb 5, 6:05 AM EST, 3 hours 58 minutes before

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Hazardous weather outlook, Feb 5, 4:46 AM EST, 5 hours 17 minutes before

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In the hours before

Special weather statement, Feb 5, 8:06 AM EST, 1 hour 57 minutes before

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Nearby

Flood Watches in Ohio, 2008 Flood Watches in West Virginia, 2008 Flood Watches in Kentucky, 2008 Every flood watch in 2008

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.