Alert archive / Ohio / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 252, NWS Wilmington, OH

October 24, 2001Fairfield County, Licking County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Oct 24, 2001, 9:55 PM EDT for Fairfield County, Licking County, Ohio. It was in force for 50 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 24, 2001, 9:55 PM EDT (01:55 UTC)
Expired
Oct 24, 2001, 10:45 PM EDT
In force
50 min
Issued by
NWS Wilmington, OH
Area
Whole counties

Counties Fairfield County, OH, Licking County, OH

The radar

The Cincinnati radar (KILN), 122 km from the middle of the area, began a volume at 01:56 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.

What was reported inside it

TimeReportWhereRemark
Oct 24, 10:05 PM EDTThunderstorm Wind 70 EBaltimore, OHA roof was ripped off a house causing moderate damage. Numerous trees were downed in the vicinity of the house. Several barns also sustained some damage. An NWS storm survey determined that the damage was caused by microburst winds of 75 to 85 mph with a fe
Oct 24, 10:25 PM EDTThunderstorm Wind 50 EJohnstown, OHSeveral trees were knocked down in and around town.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Oct 24, 6:45 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.9 hours before the alert went out and 120 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, Cncnati-Daytn, OH at 00:00Z on 2001-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 392 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 00:00Z on 2001-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 268 square meters per square second.1939587897117Sfc1 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
392 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1130 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
268 m²/s²
0-3 km storm-relative helicity
330 m²/s²
Significant tornado parameter
0.7
Supercell composite
2.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

542 
WUUS51 KILN 250157
SVRILN
OHC045-089-250245-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
955 PM EDT WED OCT 24 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LICKING COUNTY IN CENTRAL OHIO...
  FAIRFIELD COUNTY IN CENTRAL OHIO...

* UNTIL 1045 PM EDT...

* AT 955 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 9 MILES EAST OF 
  DELAWARE TO 7 MILES SOUTHWEST OF PICKERINGTON...MOVING EAST AT 35 
  MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  BALTIMORE...
  BUCKEYE LAKE...
  GRANVILLE...
  HEATH...
  LANCASTER...
  MILLERSPORT...
  NEWARK...
  PATASKALA...
  PICKERINGTON...
  UTICA...

THIS STORM HAS A HISTORY OF PRODUCING DAMAGING WINDS AND LARGE HAIL.

THIS IS A DANGEROUS STORM...CAPABLE OF PRODUCING VERY LARGE HAIL AND
DAMAGING WINDS. IF YOU ARE IN THE STORMS PATH...TAKE COVER IN A
STURDY STRUCTURE UNTIL THE STORM PASSES.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE
WARNING.

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 24, 8:02 PM EDTSevere Thunderstorm WarningILNHamilton58 min
Oct 24, 8:04 PM EDTSevere Thunderstorm WarningILNShelby41 min
Oct 24, 8:11 PM EDTSevere Thunderstorm WarningILNMiami, Montgomery49 min
Oct 24, 8:23 PM EDTSevere Thunderstorm WarningILNWarren52 min
Oct 24, 8:28 PM EDTSevere Thunderstorm WarningILNClermont47 min
Oct 24, 8:30 PM EDTSevere Thunderstorm WarningILNLogan45 min
Oct 24, 8:36 PM EDTSevere Thunderstorm WarningILNClark, Greene39 min
Oct 24, 8:36 PM EDTSevere Thunderstorm WarningILNChampaign39 min
Oct 24, 8:43 PM EDTSevere Thunderstorm WarningILNBrown, Clinton, Highland47 min
Oct 24, 9:02 PM EDTSevere Thunderstorm WarningILNFayette43 min
Oct 24, 9:04 PM EDTSevere Thunderstorm WarningILNMadison, Union41 min
Oct 24, 9:15 PM EDTSevere Thunderstorm WarningILNPickaway, Ross45 min
Oct 24, 9:18 PM EDTSevere Thunderstorm WarningILNFranklin57 min
Oct 24, 9:22 PM EDTSevere Thunderstorm WarningILNDelaware38 min
Oct 24, 9:33 PM EDTSevere Thunderstorm WarningILNAdams57 min
Oct 24, 9:59 PM EDTSevere Thunderstorm WarningILNPike, Scioto46 min
Oct 24, 10:01 PM EDTSevere Thunderstorm WarningILNRoss29 min
Oct 24, 10:04 PM EDTSevere Thunderstorm WarningILNHocking41 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2001Every severe thunderstorm warning in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.