Alert archive / Ohio / Areal Flood Warnings in 2017

Areal Flood Warning 33, NWS Charleston, WV

July 13, 2017Perry County, Ohio

NWS Charleston, WV issued this areal flood warning at Jul 13, 2017, 3:53 PM EDT for Perry County, Ohio. It was in force for 30 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 13, 2017, 3:53 PM EDT (19:53 UTC)
Expired: Jul 14, 2017, 9:45 PM EDT
In force: 30 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

County Perry County, OH

The radar

The Cincinnati radar (KILN), 140 km from the middle of the area, began a volume at 19:53 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, 7.9 hours before the alert went out and 138 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: 969 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 1047 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 170 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 areal flood warning went out at Jul 13, 2:09 PM EDT, 1 hour 44 minutes earlier.

Area forecast discussion, Jul 13, 2:09 PM EDT, 1 hour 44 minutes before

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Hazardous weather outlook, Jul 13, 9:37 AM EDT, 6 hours 16 minutes before

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In the hours before

Local storm report, Jul 13, 11:42 AM EDT, 4 hours 11 minutes before

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Local storm report, Jul 13, 11:49 AM EDT, 4 hours 4 minutes before

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Special weather statement, Jul 13, 1:58 PM EDT, 1 hour 55 minutes before

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Local storm report, Jul 13, 3:29 PM EDT, 24 minutes before

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Local storm report, Jul 13, 3:42 PM EDT, 11 minutes before

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Local storm report, Jul 13, 3:52 PM EDT, 1 minute before

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The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 13, 9:22 AM EDT	Flash Flood Watch	RLX	Barbour, Braxton, Calhoun, Doddridge, Gilmer, Harrison and 14 more	33 hr
Jul 13, 5:28 PM EDT	Special Weather Statement	RLX	Kanawha	32 min
Jul 13, 10:20 AM EDT	Special Weather Statement	RLX	Morgan, Perry	115 min
Jul 13, 11:02 AM EDT	Flash Flood Warning	RLX	Perry	5 hr
Jul 13, 1:58 PM EDT	Special Weather Statement	RLX	Morgan	2 hr

Nearby

Areal Flood Warnings in Ohio, 2017 Every areal flood warning in 2017

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.