Alert archive / Oklahoma / Special Weather Statements in 2020

Special Weather Statement, NWS Norman, OK

July 1, 2020Beckham County, Oklahoma

NWS Norman, OK issued this special weather statement at Jul 1, 2020, 7:07 PM CDT for Beckham County, Oklahoma. It was in force for 38 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
Jul 1, 2020, 7:07 PM CDT (00:07 UTC)
Expired
Jul 1, 2020, 7:45 PM CDT
In force
38 min
Issued by
NWS Norman, OK

County Beckham County, OK

The radar

The Altus AFB radar (KFDR), 113 km from the middle of the area, began a volume at 00:09 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

Dodge City, (KDDC), launched 00:00Z, 0.1 hours before the alert went out and 277 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 00:00Z on 2020-07-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2659 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dodge City, at 00:00Z on 2020-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 22 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
2659 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
1707 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
22 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.8

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 1, 7:32 PM CDTSpecial Weather StatementOUNCuster28 min
Jul 1, 7:57 PM CDTSpecial Weather StatementOUNGarfield33 min
Jul 1, 7:59 PM CDTSpecial Weather StatementOUNCuster31 min
Jul 2, 9:59 AM CDTSpecial Weather StatementOUNKay31 min
Jul 2, 10:28 AM CDTSpecial Weather StatementOUNKay32 min
Jul 2, 10:47 AM CDTSpecial Weather StatementOUNKay28 min
Jul 2, 10:58 AM CDTSpecial Weather StatementOUNKay47 min
Jul 2, 11:14 AM CDTSpecial Weather StatementOUNKay31 min
Jul 2, 11:43 AM CDTSpecial Weather StatementOUNNoble32 min
Jul 2, 12:14 PM CDTSpecial Weather StatementOUNNoble31 min
Jul 2, 12:34 PM CDTSpecial Weather StatementOUNPayne26 min
Jul 2, 12:56 PM CDTSpecial Weather StatementOUNPayne49 min
Jul 2, 1:40 PM CDTSpecial Weather StatementOUNLincoln50 min
Jul 2, 2:29 PM CDTSpecial Weather StatementOUNHughes, Pottawatomie, Seminole46 min
Jul 2, 3:15 PM CDTSpecial Weather StatementOUNHughes, Pontotoc, Seminole45 min
Jul 2, 4:13 PM CDTSpecial Weather StatementOUNCoal47 min
Jul 2, 4:48 PM CDTSpecial Weather StatementOUNAtoka, Bryan42 min
Jul 2, 5:37 PM CDTSpecial Weather StatementOUNMarshall38 min
Jul 2, 5:48 PM CDTSpecial Weather StatementOUNLove42 min
Jul 2, 6:14 PM CDTSevere Thunderstorm WarningOUNLove46 min
Jul 2, 6:46 PM CDTSpecial Weather StatementOUNJefferson44 min

Nearby

Special Weather Statements in Oklahoma, 2020Every special weather statement in 2020

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.