Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 351, NWS Tulsa, OK

July 30, 1996Cherokee County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Jul 30, 1996, 1:01 AM CDT for Cherokee County, Oklahoma. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jul 30, 1996, 1:01 AM CDT (06:01 UTC)
Expired: Jul 30, 1996, 1:45 AM CDT
In force: 44 min
Issued by: NWS Tulsa, OK
Area: Whole counties

County Cherokee County, OK

The radar

The Tulsa radar (KINX), 59 km from the middle of the area, began a volume at 06:01 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.

What was reported inside it

Time	Report	Where	Remark
Jul 30, 1:15 AM CDT	Thunderstorm Wind	Welling, OK

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.0 hours before the alert went out and 154 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: 120 J/kg
Mixed-layer CIN: -116 J/kg
Mixed-layer LCL: 1250 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 161 m²/s²
0-3 km storm-relative helicity: 208 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 29, 8:56 PM CDT, 4 hours 5 minutes earlier.

Area forecast discussion, Jul 29, 8:56 PM CDT, 4 hours 5 minutes before

NORTHWEST ARKANSAS/EASTERN OKLAHOMA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TULSA OK
855 PM CDT MON JUL 29 1996

00Z UA ANALYS INDCTS S/W ROTATING SEWD OUT OF FA THIS EVE.  TSTMS ACRS
SRN PTNS OF FA SHUD BGN TO DCRS SHRTLY AS UPR SUPPORT MOVS EWD.  HWVR
CDFNT RMNS NW OF FA AND CANNOT DISMISS PSBL REDVLPMNT LT TNGT...SPCLY
IF SLY LO LVL JET REESTBLSHS TO THE WEST OVRNGT.  SATL PICS INDCT
ANOTHR S/W MOVG SWD OUT OF UPR MS VLY.  IF MCS DVLPS FM TH"IS S/W...
IT WUD AFFECT MNLY NWRN AR LT TNGT.  WL MAKE ONLY MINOR CHGS ON THIS
UPDATE.   /11

.TUL...
OK...NONE.
AR...NONE.

In the hours before

Local storm report, Jul 29, 11:24 PM CDT, 1 hour 37 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1121 PM CDT MON JUL 29 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1107 PM    5 S TULSA
        OK   70 MPH WIND GUST
07/29/96   TULSA

1115 PM    CATOOSA                   OK   1.00 INCH HAIL
07/29/96   ROGERS

Local storm report, Jul 29, 11:38 PM CDT, 1 hour 23 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1137 PM CDT MON JUL 29 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1035 PM    3 W PENSACOLA     *        OK   0.75 INCH HAIL
07/29/96   MAYES

Local storm report, Jul 30, 12:17 AM CDT, 44 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE TULSA, OK
1215 AM CDT TUE JUL 30 1996

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1105 PM    4 S OWASSO                OK    1.75 INCH HAIL
07/29/96   TULSA

1146 PM    4 W PRYOR                 OK    0.75 INCH HAIL
7/29/96    MAYES

1155 PM    6 SW PRYOR                OK    60 MPH WIND GUST
7/29/96    MAYES

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 29, 10:31 PM CDT	Severe Thunderstorm Warning	TSA	Mayes	44 min
Jul 29, 10:58 PM CDT	Severe Thunderstorm Warning	TSA	Rogers, Tulsa	47 min
Jul 29, 11:42 PM CDT	Severe Thunderstorm Warning	TSA	Mayes, Rogers	48 min
Jul 30, 12:26 AM CDT	Severe Thunderstorm Warning	TSA	Mayes	49 min
Jul 30, 12:53 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Delaware	37 min
Jul 30, 1:25 AM CDT	Severe Thunderstorm Warning	TSA	Adair, Sequoyah	65 min
Jul 29, 10:30 PM CDT	Severe Thunderstorm Warning	TSA	Benton	45 min
Jul 29, 11:01 PM CDT	Severe Thunderstorm Warning	TSA	Washington	44 min
Jul 30, 1:48 AM CDT	Severe Thunderstorm Warning	TSA	Crawford, Washington	57 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.