Alert archive / West Virginia / Freeze Warnings in 2018

Freeze Warning 5, NWS Charleston, WV

April 16, 201823 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky

NWS Charleston, WV issued this freeze warning at Apr 16, 2018, 3:03 AM EDT for 23 counties in West Virginia; 9 counties in Ohio; 4 counties in Kentucky. It took effect at Apr 16, 2018, 10:00 PM EDT. It was in force for 12 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
Apr 16, 2018, 3:03 AM EDT (07:03 UTC)
In effect from
Apr 16, 2018, 10:00 PM EDT
Expired
Apr 17, 2018, 10:00 AM EDT
In force
12 hr
Issued by
NWS Charleston, WV
All 36 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, Boone County, WV, Braxton County, WV, Cabell County, WV, Calhoun County, WV, Clay County, WV, Doddridge County, WV, Gilmer County, WV, Harrison County, WV, Jackson County, WV, Kanawha County, WV, Lewis County, WV, Lincoln County, WV, Logan County, WV, Mason County, WV, Mingo County, WV, Pleasants County, WV, Putnam County, WV, Ritchie County, WV, Roane County, WV, Tyler County, WV, Wayne County, WV, Wirt County, WV, Wood County, WV

The radar

The Charleston,WV radar (KRLX), 53 km from the middle of the area, began a volume at 07:07 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

Pittsburgh, PA (KAGC), launched 00:00Z, 7.1 hours before the alert went out and 230 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-pSkew-T log-p diagram, Pittsburgh, PA at 00:00Z on 2018-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 00:00Z on 2018-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 220 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
475 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
220 m²/s²
0-3 km storm-relative helicity
184 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 freeze 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 freeze warning went out at Apr 16, 2:16 AM EDT, 47 minutes earlier.

Area forecast discussion, Apr 16, 2:16 AM EDT, 47 minutes before
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Hazardous weather outlook, Apr 15, 10:49 PM EDT, 4 hours 14 minutes before
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In the hours before

Local storm report, Apr 16, 12:43 AM EDT, 2 hours 20 minutes before
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Local storm report, Apr 16, 1:05 AM EDT, 1 hour 58 minutes before
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Local storm report, Apr 16, 2:02 AM EDT, 1 hour 1 minute before
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Local storm report, Apr 16, 2:06 AM EDT, 57 minutes before
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Local storm report, Apr 16, 2:13 AM EDT, 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON WV
213 AM EDT MON APR 16 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0210 AM     FLOOD            ALUM BRIDGE             39.04N  80.66W
04/16/2018                   LEWIS              WV   911 CALL CENTER

            WATER APPROACHING RESIDENCES ON BATIS ROAD.

&&

EVENT NUMBER RLX1801517

ABE
Local storm report, Apr 16, 2:33 AM EDT, 30 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE CHARLESTON WV
233 AM EDT MON APR 16 2018

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0215 AM     FLOOD            1 S OREIDE              39.35N  80.20W
04/16/2018                   TAYLOR             WV   911 CALL CENTER

            WATER OVER TOLLEY ROAD AT CORBIN BRANCH ROAD.

0215 AM     FLOOD            2 NE BROWNLOW           39.38N  79.97W
04/16/2018                   TAYLOR             WV   911 CALL CENTER

            WATER OVER WICKWIRE ROAD.

0215 AM     FLOOD            ELK CITY                39.14N  80.11W
04/16/2018                   BARBOUR            WV   911 CALL CENTER

            WATER OVER ROUTE 57 IN THREE PLACES.

&&

EVENT NUMBER RLX1801518 RLX1801519 RLX1801520

ABE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 8:27 PM EDTAreal Flood WarningRLXBoone, McDowell, Mingo, Raleigh, Wyoming15 hr
Apr 15, 10:19 PM EDTAreal Flood WarningRLXBarbour, Braxton, Doddridge, Gilmer, Harrison, Lewis and 6 more24 hr
Apr 16, 5:33 AM EDTRiver Flood WarningRLXPocahontas10 hr
Apr 16, 5:33 AM EDTRiver Flood WarningRLXPocahontas18 hr
Apr 16, 5:51 AM EDTAreal Flood WarningRLXPleasants, Ritchie, Tyler24 hr
Apr 16, 9:24 AM EDTRiver Flood WarningRLXCalhoun, Gilmer14 hr
Apr 16, 9:53 AM EDTRiver Flood WarningRLXHarrison18 hr
Apr 16, 10:40 AM EDTRiver Flood WarningRLXBarbour26 hr
Apr 16, 11:12 AM EDTRiver Flood WarningRLXUpshur20 hr
Apr 16, 12:06 PM EDTRiver Flood WarningRLXBarbour31 hr
Apr 16, 3:35 PM EDTRiver Flood WarningRLXBarbour, Randolph4 hr
Apr 16, 12:34 AM EDTAreal Flood WarningRLXAthens, Perry12 hr
Apr 16, 7:37 AM EDTRiver Flood WarningRLXWashington9 hr
Apr 16, 12:27 PM EDTAreal Flood WarningRLXPerry3 hr

Nearby

Freeze Warnings in West Virginia, 2018Freeze Warnings in Ohio, 2018Freeze Warnings in Kentucky, 2018Every freeze warning in 2018

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.