Alert archive / Ohio / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 21, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Feb 18, 2009, 2:41 PM EST for Butler County, Warren County, Ohio. It was in force for 34 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Feb 18, 2009, 2:41 PM EST (19:41 UTC)
- Expired
- Feb 18, 2009, 3:15 PM EST
- In force
- 34 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
Counties Butler County, OH, Warren County, OH
The radar
The Cincinnati radar (KILN), 37 km from the middle of the area, began a volume at 19:44 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 18, 2:50 PM EST | HAIL 0.75 | Lebanon, OH |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.7 hours before the alert went out and 39 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 486 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 582 m²/s²
- 0-3 km storm-relative helicity
- 490 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KILN 181941 SVRILN OHC017-165-182015- /O.NEW.KILN.SV.W.0021.090218T1941Z-090218T2015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 241 PM EST WED FEB 18 2009 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EASTERN BUTLER COUNTY IN SOUTHWEST OHIO... CENTRAL WARREN COUNTY IN SOUTHWEST OHIO... * UNTIL 315 PM EST. * AT 240 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL AND WINDS TO 60 MPH. THIS STORM WAS LOCATED NEAR MONROE...MOVING EAST AT 35 MPH. * LOCATIONS IMPACTED INCLUDE... MASON... LEBANON... MORROW... IN ADDITION...STATE ROUTE 63 AT STATE ROUTE 741...HAGEMAN...KINGS MILLS...SOUTH LEBANON...GENNTOWN...OREGONIA...CAESAR CREEK STATE PARK AND MIDDLEBORO ARE NEAR THE PATH OF THIS SEVERE THUNDERSTORM. STAY INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY. LAT...LON 3946 8444 3951 8398 3933 8400 3936 8443 TIME...MOT...LOC 1941Z 266DEG 29KT 3942 8434 $$ HAWBLITZEL
2 follow-up statements
000 WWUS51 KILN 181953 SVSILN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 253 PM EST WED FEB 18 2009 OHC017-182001- /O.CAN.KILN.SV.W.0021.000000T0000Z-090218T2015Z/ BUTLER OH- 251 PM EST WED FEB 18 2009 ...THE SEVERE THUNDERSTORM WARNING FOR EASTERN BUTLER COUNTY HAS BEEN CANCELLED... THE SEVERE THUNDERSTORM HAS EXITED INTO WARREN COUNTY. PLEASE REPORT PREVIOUS WIND DAMAGE OR HAIL TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772. LAT...LON 3947 8425 3951 8398 3938 8399 3939 8428 TIME...MOT...LOC 1951Z 265DEG 43KT 3944 8416 $$ OHC165-182015- /O.CON.KILN.SV.W.0021.000000T0000Z-090218T2015Z/ WARREN OH- 251 PM EST WED FEB 18 2009 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EST FOR CENTRAL WARREN COUNTY... AT 250 PM EST...WARREN COUNTY EMA OFFICIALS REPORTED PENNY SIZE HAIL IN LEBANON. THIS STORM HAS A HISTORY OF COVERING THE GROUND WITH PEA TO PENNY-SIZE HAIL ACROSS WESTERN AND CENTRAL WARREN COUNTY. THIS STORM WAS LOCATED NEAR LEBANON...MOVING EAST AT 50 MPH. THIS STORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL WARREN COUNTY... INCLUDING OREGONIA...STATE ROUTE 350 AT US ROUTE 22 AND HARVEYSBURG. PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY. LAT...LON 3947 8425 3951 8398 3938 8399 3939 8428 TIME...MOT...LOC 1951Z 265DEG 43KT 3944 8416 $$ HAWBLITZEL
000 WWUS51 KILN 182011 SVSILN SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE WILMINGTON OH 311 PM EST WED FEB 18 2009 OHC165-182020- /O.EXP.KILN.SV.W.0021.000000T0000Z-090218T2015Z/ WARREN OH- 310 PM EST WED FEB 18 2009 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL WARREN COUNTY WILL EXPIRE AT 315 PM EST... THE THUNDERSTORM HAS MOVED INTO WESTERN CLINTON COUNTY AND WEAKENED BELOW SEVERE LIMITS...THEREFORE THE SEVERE THUNDERSTORM WARNING WILL BE ALLOWED TO EXPIRE. PLEASE REPORT PREVIOUS WIND DAMAGE OR HAIL TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE...877-633-6772. LAT...LON 3947 8425 3951 8398 3938 8399 3939 8428 TIME...MOT...LOC 2010Z 265DEG 43KT 3946 8387 $$ HAWBLITZEL
Nearby
Severe Thunderstorm Warnings in Ohio, 2009Every severe thunderstorm warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.