Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 163, NWS Tulsa, OK

July 17, 2010Latimer County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 17, 2010, 4:22 PM CDT for Latimer County, Oklahoma. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 17, 2010, 4:22 PM CDT (21:22 UTC)
Expired: Jul 17, 2010, 4:49 PM CDT
In force: 27 min
Issued by: NWS Tulsa, OK
Area: Storm-based polygon

County Latimer County, OK

The radar

The Western Arkansas radar (KSRX), 93 km from the middle of the area, began a volume at 21:22 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

Springfield, MO (KSGF), launched 12:00Z, 9.4 hours before the alert went out and 260 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: 2122 J/kg
Mixed-layer CIN: -51 J/kg
Mixed-layer LCL: 1016 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 38 m²/s²
0-3 km storm-relative helicity: 13 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 1.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Tulsa, OK wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 17, 3:06 PM CDT, 1 hour 16 minutes earlier.

Area forecast discussion, Jul 17, 3:06 PM CDT, 1 hour 16 minutes before

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Hazardous weather outlook, Jul 17, 12:53 PM CDT, 3 hours 29 minutes before

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In the hours before

Local storm report, Jul 17, 11:08 AM CDT, 5 hours 14 minutes before

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Special weather statement, Jul 17, 4:20 PM CDT, 2 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TULSA OK
420 PM CDT SAT JUL 17 2010

OKZ075-172145-
LATIMER OK-
420 PM CDT SAT JUL 17 2010

...SIGNIFICANT WEATHER ADVISORY...

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A
SIGNIFICANT WEATHER ADVISORY EFFECTIVE UNTIL 445 PM CDT
FOR THE FOLLOWING COUNTY...

IN SOUTHEAST OKLAHOMA
     SOUTHERN LATIMER

AT 419 PM CDT...A STRONG THUNDERSTORM WAS LOCATED 6 MILES SOUTHWEST
OF BENGAL...MOVING SOUTHWEST AT 5 MPH..

THIS STORM WILL BE CAPABLE OF PRODUCING WIND GUSTS TO 50 MPH.

LAT...LON 3470 9531 3483 9523 3476 9506 3476 9505
      3469 9510
TIME...MOT...LOC 2119Z 049DEG 5KT 3476 9516

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 16, 7:15 PM CDT	Flash Flood Warning	TSA	Ottawa	3 hr
Jul 16, 7:32 PM CDT	Special Weather Statement	TSA	Tulsa	28 min
Jul 16, 7:43 PM CDT	Severe Thunderstorm Warning	TSA	Craig, Delaware, Mayes	43 min
Jul 16, 7:45 PM CDT	Special Weather Statement	TSA	Ottawa	30 min
Jul 16, 8:05 PM CDT	Severe Thunderstorm Warning	TSA	Osage, Rogers, Tulsa, Wagoner	55 min
Jul 16, 8:24 PM CDT	Areal Flood Advisory	TSA	Rogers, Tulsa, Wagoner	66 min
Jul 16, 8:25 PM CDT	Special Weather Statement	TSA	Mayes	35 min
Jul 16, 8:32 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers, Wagoner	58 min
Jul 16, 8:58 PM CDT	Severe Thunderstorm Warning	TSA	Muskogee, Tulsa, Wagoner	62 min
Jul 16, 9:13 PM CDT	Areal Flood Advisory	TSA	Mayes	62 min
Jul 16, 9:32 PM CDT	Special Weather Statement	TSA	Muskogee	58 min
Jul 16, 9:50 PM CDT	Severe Thunderstorm Warning	TSA	McIntosh, Muskogee, Wagoner	55 min
Jul 16, 9:58 PM CDT	Special Weather Statement	TSA	Tulsa	32 min
Jul 16, 10:03 PM CDT	Areal Flood Advisory	TSA	Tulsa	57 min
Jul 16, 10:12 PM CDT	Special Weather Statement	TSA	Creek	48 min
Jul 16, 10:18 PM CDT	Special Weather Statement	TSA	LeFlore	27 min
Jul 16, 10:27 PM CDT	Special Weather Statement	TSA	Tulsa	33 min
Jul 16, 10:46 PM CDT	Special Weather Statement	TSA	Muskogee	59 min
Jul 16, 10:57 PM CDT	Severe Thunderstorm Warning	TSA	Creek	51 min
Jul 17, 4:20 PM CDT	Special Weather Statement	TSA	Latimer	25 min
Jul 17, 4:36 PM CDT	Special Weather Statement	TSA	Pushmataha	39 min
Jul 17, 6:14 PM CDT	Special Weather Statement	TSA	Pushmataha	31 min
Jul 16, 7:25 PM CDT	Special Weather Statement	TSA	Sebastian	35 min
Jul 17, 5:49 PM CDT	Special Weather Statement	TSA	Sebastian	26 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2010 Every severe thunderstorm warning in 2010

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.