Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Wilmington, OH

March 25, 20214 counties in Kentucky; Brown County, Clermont County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Mar 25, 2021, 11:01 PM EDT for 4 counties in Kentucky; Brown County, Clermont County, Ohio. It was in force for 21 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Mar 25, 2021, 11:01 PM EDT (03:01 UTC)
Expired: Mar 25, 2021, 11:22 PM EDT
In force: 21 min
Issued by: NWS Wilmington, OH
Area: Storm-based polygon
Hail: 1.25 in
Wind: 50.0 mph

Counties Bracken County, KY, Mason County, KY, Pendleton County, KY, Robertson County, KY, Brown County, OH, Clermont County, OH

The radar

The Cincinnati radar (KILN), 94 km from the middle of the area, began a volume at 03:02 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 00:00Z, 3.0 hours before the alert went out and 95 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: 1 J/kg
Mixed-layer CIN: -281 J/kg
Mixed-layer LCL: 753 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 290 m²/s²
0-3 km storm-relative helicity: 340 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

212 
WUUS51 KILN 260301
SVRILN
KYC023-161-191-201-OHC015-025-260345-
/O.NEW.KILN.SV.W.0003.210326T0301Z-210326T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
1101 PM EDT Thu Mar 25 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  Northwestern Mason County in northern Kentucky...
  Robertson County in northern Kentucky...
  Bracken County in northern Kentucky...
  Southeastern Pendleton County in northern Kentucky...
  Southeastern Clermont County in southwestern Ohio...
  Brown County in southwestern Ohio...

* Until 1145 PM EDT.

* At 1100 PM EDT, a severe thunderstorm was located near Cynthiana,
  moving northeast at 80 mph.

  HAZARD...Half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible.

* Locations impacted include...
  Maysville, Georgetown, Mount Orab, Ripley, Aberdeen, Augusta,
  Sardinia, Felicity, Brooksville, Decatur, Russellville,
  Hamersville, Mount Olivet, Dover, Higginsport, Germantown, Chilo,
  Browning Corner, Bradford and Stonewall.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.

&&

LAT...LON 3846 8410 3848 8413 3849 8417 3850 8416
      3850 8418 3852 8418 3856 8416 3855 8421
      3858 8421 3857 8429 3903 8401 3901 8367
      3872 8370
TIME...MOT...LOC 0300Z 221DEG 69KT 3848 8423 

HAIL...1.25IN
WIND...<50MPH
 
$$

Hatzos

2 follow-up statements

934 
WWUS51 KILN 260313
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
1113 PM EDT Thu Mar 25 2021

KYC191-201-260323-
/O.CAN.KILN.SV.W.0003.000000T0000Z-210326T0345Z/
Robertson KY-Pendleton KY-
1113 PM EDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR ROBERTSON AND SOUTHEASTERN
PENDLETON COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3863 8421 3869 8422 3903 8401 3901 8367
      3881 8369 3861 8392 3861 8406
TIME...MOT...LOC 0313Z 218DEG 67KT 3868 8403 

$$

KYC023-161-OHC015-025-260345-
/O.CON.KILN.SV.W.0003.000000T0000Z-210326T0345Z/
Mason KY-Bracken KY-Clermont OH-Brown OH-
1113 PM EDT Thu Mar 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT
FOR NORTHWESTERN MASON...BRACKEN...SOUTHEASTERN CLERMONT AND BROWN
COUNTIES...

At 1113 PM EDT, a severe thunderstorm was located over Brooksville,
moving northeast at 75 mph.

HAZARD...Quarter size hail.

SOURCE...Radar indicated.

IMPACT...Minor damage to vehicles is possible.

Locations impacted include...
Maysville, Georgetown, Mount Orab, Ripley, Augusta, Sardinia,
Felicity, Brooksville, Decatur, Russellville, Hamersville, Dover,
Higginsport, Germantown, Chilo, Bradford, Stonewall, Powersville,
Feesburg and Johnsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

To report severe weather, go to our website at weather.gov/iln and
submit your report via social media, when you can do so safely.

&&

LAT...LON 3863 8421 3869 8422 3903 8401 3901 8367
      3881 8369 3861 8392 3861 8406
TIME...MOT...LOC 0313Z 218DEG 67KT 3868 8403 

HAIL...1.00IN
WIND...<50MPH
 
$$

Hatzos

377 
WWUS51 KILN 260322
SVSILN

Severe Weather Statement
National Weather Service Wilmington OH
1122 PM EDT Thu Mar 25 2021

KYC023-161-OHC015-025-260332-
/O.CAN.KILN.SV.W.0003.000000T0000Z-210326T0345Z/
Mason KY-Bracken KY-Clermont OH-Brown OH-
1122 PM EDT Thu Mar 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN MASON...
BRACKEN...SOUTHEASTERN CLERMONT AND BROWN COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

Please report previous wind damage or hail to the National Weather
Service by going to our website at weather.gov/iln and submitting
your report via social media.

LAT...LON 3863 8421 3869 8422 3903 8401 3901 8367
      3881 8369 3861 8392 3861 8406
TIME...MOT...LOC 0320Z 221DEG 69KT 3881 8388 

$$

Hatzos

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 8:05 PM EDT	Severe Thunderstorm Warning	ILN	Carroll, Gallatin, Owen	40 min
Mar 25, 8:28 PM EDT	Severe Thunderstorm Warning	ILN	Boone	26 min
Mar 25, 11:20 PM EDT	Special Weather Statement	ILN	Carroll	25 min
Mar 25, 11:37 PM EDT	Special Weather Statement	ILN	Boone, Carroll, Gallatin	38 min
Mar 25, 11:41 PM EDT	Severe Thunderstorm Warning	ILN	Boone, Carroll	34 min
Mar 26, 12:11 AM EDT	Severe Thunderstorm Warning	ILN	Boone	34 min
Mar 25, 8:54 PM EDT	Special Weather Statement	ILN	Hamilton	21 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2021 Severe Thunderstorm Warnings in Ohio, 2021 Every severe thunderstorm warning in 2021

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.