Alert archive / Ohio / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 5, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Mar 26, 2021, 12:11 AM EDT for Dearborn County, Indiana; Butler County, Hamilton County, Ohio; Boone County, Kentucky. It was in force for 34 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 26, 2021, 12:11 AM EDT (04:11 UTC)
- Expired
- Mar 26, 2021, 12:45 AM EDT
- In force
- 34 min
- Issued by
- NWS Wilmington, OH
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Dearborn County, IN, Boone County, KY, Butler County, OH, Hamilton County, OH
The radar
The Cincinnati radar (KILN), 76 km from the middle of the area, began a volume at 04:12 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, 4.2 hours before the alert went out and 78 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
- -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
The text
As transmitted.
598
WUUS51 KILN 260411
SVRILN
INC029-KYC015-OHC017-061-260445-
/O.NEW.KILN.SV.W.0005.210326T0411Z-210326T0445Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington OH
1211 AM EDT Fri Mar 26 2021
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
Northeastern Dearborn County in southeastern Indiana...
Northern Boone County in northern Kentucky...
Hamilton County in southwestern Ohio...
Southeastern Butler County in southwestern Ohio...
* Until 1245 AM EDT.
* At 1211 AM EDT, severe thunderstorms were located along a line
extending from near Harrison to Blue Jay to near Lawrenceburg,
moving northeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* Locations impacted include...
Cincinnati, Hamilton, Middletown, Fairfield, Norwood, Forest Park,
Sharonville, Monroe, Blue Ash, Trenton, Springdale, Reading,
Harrison, North College Hill, Wyoming, Cheviot, Mount Healthy, Deer
Park, Lawrenceburg and Greendale.
This includes the following Interstates...
I-71 in Ohio between mile markers 8 and 9.
I-74 in Indiana between mile markers 169 and 171.
I-74 in Ohio between mile markers 0 and 19.
I-75 in Ohio between mile markers 3 and 28.
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 3915 8484 3930 8488 3931 8482 3933 8482
3957 8440 3942 8434 3935 8435 3917 8441
3902 8486 3903 8488
TIME...MOT...LOC 0411Z 237DEG 46KT 3929 8481 3920 8475 3905 8481
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$3 follow-up statements
628
WWUS51 KILN 260417
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1217 AM EDT Fri Mar 26 2021
INC029-260426-
/O.CAN.KILN.SV.W.0005.000000T0000Z-210326T0445Z/
Dearborn IN-
1217 AM EDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN DEARBORN COUNTY
IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3918 8475 3934 8480 3957 8440 3942 8434
3935 8435 3917 8441 3904 8480
TIME...MOT...LOC 0416Z 237DEG 46KT 3932 8475 3923 8469 3908 8475
$$
KYC015-OHC017-061-260445-
/O.CON.KILN.SV.W.0005.000000T0000Z-210326T0445Z/
Boone KY-Hamilton OH-Butler OH-
1217 AM EDT Fri Mar 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT
FOR NORTHERN BOONE...NORTHERN HAMILTON AND SOUTHEASTERN BUTLER
COUNTIES...
At 1216 AM EDT, severe thunderstorms were located along a line
extending from near Ross to Taylor Creek to near Burlington, moving
northeast at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Cincinnati, Hamilton, Middletown, Fairfield, Norwood, Forest Park,
Sharonville, Monroe, Blue Ash, Trenton, Springdale, Reading,
Harrison, North College Hill, Wyoming, Cheviot, Mount Healthy, Deer
Park, South Middletown and Finneytown.
This includes the following Interstates...
I-71 in Ohio between mile markers 8 and 9.
I-74 in Ohio between mile markers 4 and 19.
I-75 in Ohio between mile markers 3 and 28.
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 3918 8475 3934 8480 3957 8440 3942 8434
3935 8435 3917 8441 3904 8480
TIME...MOT...LOC 0416Z 237DEG 46KT 3932 8475 3923 8469 3908 8475
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$260
WWUS51 KILN 260426
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1226 AM EDT Fri Mar 26 2021
KYC015-260435-
/O.CAN.KILN.SV.W.0005.000000T0000Z-210326T0445Z/
Boone KY-
1226 AM EDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN BOONE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
LAT...LON 3926 8463 3941 8467 3957 8440 3942 8434
3935 8435 3917 8441 3909 8465
TIME...MOT...LOC 0425Z 239DEG 52KT 3939 8459 3930 8453 3915 8459
$$
OHC017-061-260445-
/O.CON.KILN.SV.W.0005.000000T0000Z-210326T0445Z/
Hamilton OH-Butler OH-
1226 AM EDT Fri Mar 26 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM EDT
FOR NORTHEASTERN HAMILTON AND EASTERN BUTLER COUNTIES...
At 1225 AM EDT, severe thunderstorms were located along a line
extending from Hamilton to Forest Park to Cheviot, moving northeast
at 60 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
Locations impacted include...
Cincinnati, Hamilton, Middletown, Fairfield, Norwood, Forest Park,
Sharonville, Monroe, Blue Ash, Trenton, Springdale, Reading, North
College Hill, Wyoming, Cheviot, Mount Healthy, Deer Park, South
Middletown, Finneytown and West Chester.
This includes the following Interstates...
I-71 in Ohio between mile markers 8 and 9.
I-74 in Ohio between mile markers 13 and 19.
I-75 in Ohio between mile markers 3 and 28.
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 3926 8463 3941 8467 3957 8440 3942 8434
3935 8435 3917 8441 3909 8465
TIME...MOT...LOC 0425Z 239DEG 52KT 3939 8459 3930 8453 3915 8459
HAIL...<.75IN
WIND...60MPH
$$249
WWUS51 KILN 260439
SVSILN
Severe Weather Statement
National Weather Service Wilmington OH
1239 AM EDT Fri Mar 26 2021
OHC017-061-260449-
/O.EXP.KILN.SV.W.0005.000000T0000Z-210326T0445Z/
Hamilton OH-Butler OH-
1239 AM EDT Fri Mar 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HAMILTON AND
EASTERN BUTLER COUNTIES WILL EXPIRE AT 1245 AM EDT...
The storms which prompted the warning have weakened below severe
limits and are exiting the warned area. Therefore, the warning will
be allowed to expire.
Please report previous wind damage or hail to the National Weather
Service by going to our website at weather.gov/iln and submitting
your report via social media.
LAT...LON 3926 8463 3941 8467 3957 8440 3942 8434
3935 8435 3917 8441 3909 8465
TIME...MOT...LOC 0439Z 237DEG 46KT 3949 8440 3940 8434 3925 8440
$$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 | Switzerland | 40 min |
| Mar 25, 8:28 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio | 26 min |
| Mar 25, 11:20 PM EDT | Special Weather Statement | ILN | Dearborn, Ohio, Ripley, Switzerland | 25 min |
| Mar 25, 11:37 PM EDT | Special Weather Statement | ILN | Dearborn, Ohio, Ripley, Switzerland | 38 min |
| Mar 25, 11:41 PM EDT | Severe Thunderstorm Warning | ILN | Dearborn, Ohio, Ripley, Switzerland | 34 min |
| Mar 25, 8:54 PM EDT | Special Weather Statement | ILN | Hamilton | 21 min |
| Mar 25, 11:01 PM EDT | Severe Thunderstorm Warning | ILN | Brown, Clermont | 21 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 2021Severe Thunderstorm Warnings in Indiana, 2021Severe Thunderstorm Warnings in Kentucky, 2021Every 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.