Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 342, NWS Norman, OK

June 25, 2021Ellis County, Oklahoma

NWS Norman, OK issued this severe thunderstorm warning at Jun 25, 2021, 3:52 PM CDT for Ellis County, Oklahoma. It was in force for 53 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
Jun 25, 2021, 3:52 PM CDT (20:52 UTC)
Expired
Jun 25, 2021, 4:45 PM CDT
In force
53 min
Issued by
NWS Norman, OK
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Ellis County, OK

The radar

The Dodge City radar (KDDC), 159 km from the middle of the area, began a volume at 20:52 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 watch it was issued in

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

IssuedProductOfficeLasted
Jun 25, 2:30 PM CDTSevere Thunderstorm WatchSPC10 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 8.9 hours before the alert went out and 159 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, Dodge City, at 12:00Z on 2021-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 170 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, Dodge City, at 12:00Z on 2021-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 165 square meters per square second.193958Sfc1 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
170 J/kg
Mixed-layer CIN
-177 J/kg
Mixed-layer LCL
1644 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
165 m²/s²
0-3 km storm-relative helicity
168 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

985 
WUUS54 KOUN 252052
SVROUN
OKC045-252145-
/O.NEW.KOUN.SV.W.0342.210625T2052Z-210625T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Norman OK
352 PM CDT Fri Jun 25 2021

The National Weather Service in Norman has issued a

* Severe Thunderstorm Warning for...
  Northwestern Ellis County in northwestern Oklahoma...

* Until 445 PM CDT.

* At 352 PM CDT, a severe thunderstorm was located 5 miles northwest
  of Higgins, moving northeast at 35 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Shattuck, Gage and Fargo. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3638 10000 3656 9961 3625 9961 3612 10000
TIME...MOT...LOC 2052Z 226DEG 32KT 3619 10008 

HAIL...1.00IN
WIND...60MPH
 
$$

Mahale
4 follow-up statements
480 
WWUS54 KOUN 252109
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
409 PM CDT Fri Jun 25 2021

OKC045-252145-
/O.CON.KOUN.SV.W.0342.000000T0000Z-210625T2145Z/
Ellis OK-
409 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHWESTERN ELLIS COUNTY...

At 409 PM CDT, a severe thunderstorm was located 4 miles northwest of
Shattuck, moving northeast at 35 mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Shattuck, Gage and Fargo. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.

&&

LAT...LON 3638 10000 3656 9961 3630 9961 3618 10000
TIME...MOT...LOC 2109Z 226DEG 32KT 3630 9994 

HAIL...2.00IN
WIND...60MPH
 
$$

Mahale
072 
WWUS54 KOUN 252119
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
419 PM CDT Fri Jun 25 2021

OKC045-252145-
/O.CON.KOUN.SV.W.0342.000000T0000Z-210625T2145Z/
Ellis OK-
419 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHWESTERN ELLIS COUNTY...

At 418 PM CDT, a severe thunderstorm was located 7 miles northwest of
Gage, moving northeast at 35 mph.

HAZARD...Two inch hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Shattuck, Gage and Fargo. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm is producing large hail. SEEK SHELTER NOW inside a sturdy
structure and stay away from windows.

&&

LAT...LON 3638 10000 3656 9961 3636 9961 3625 9989
      3631 9996
TIME...MOT...LOC 2118Z 223DEG 33KT 3639 9987 

HAIL...2.00IN
WIND...60MPH
 
$$

Mahale
151 
WWUS54 KOUN 252123
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
423 PM CDT Fri Jun 25 2021

OKC045-252145-
/O.CON.KOUN.SV.W.0342.000000T0000Z-210625T2145Z/
Ellis OK-
423 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHWESTERN ELLIS COUNTY...

At 423 PM CDT, a severe thunderstorm was located 8 miles northwest of
Gage, moving northeast at 35 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Gage and Fargo. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3656 9961 3636 9961 3629 9983 3632 9991
      3641 9994
TIME...MOT...LOC 2123Z 226DEG 32KT 3642 9983 

HAIL...1.75IN
WIND...60MPH
 
$$

Mahale
864 
WWUS54 KOUN 252134
SVSOUN

Severe Weather Statement
National Weather Service Norman OK
434 PM CDT Fri Jun 25 2021

OKC045-252145-
/O.CON.KOUN.SV.W.0342.000000T0000Z-210625T2145Z/
Ellis OK-
434 PM CDT Fri Jun 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR NORTHWESTERN ELLIS COUNTY...

At 434 PM CDT, a severe thunderstorm was located 9 miles northwest of
Fargo, moving northeast at 35 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
northwestern Ellis County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3656 9961 3639 9961 3632 9977 3643 9990
TIME...MOT...LOC 2134Z 226DEG 32KT 3648 9973 

HAIL...1.50IN
WIND...60MPH
 
$$

Mahale

The office that day

Everything else NWS Norman, OK issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 25, 2:19 AM CDTFlood WatchOUNAlfalfa, Beckham, Blaine, Caddo, Canadian, Carter and 36 more3 days
Jun 25, 4:26 PM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woodward49 min
Jun 25, 5:03 PM CDTSevere Thunderstorm WarningOUNEllis, Roger Mills42 min
Jun 25, 5:06 PM CDTSevere Thunderstorm WarningOUNHarper, Woods, Woodward36 min
Jun 25, 5:38 PM CDTSpecial Weather StatementOUNWoods37 min
Jun 25, 5:44 PM CDTSevere Thunderstorm WarningOUNEllis, Roger Mills27 min
Jun 25, 6:35 PM CDTSpecial Weather StatementOUNDewey, Major, Woodward40 min
Jun 25, 6:51 PM CDTSpecial Weather StatementOUNEllis39 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 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.