Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 19, NWS Tulsa, OK

February 17, 2000Wagoner County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at Feb 17, 2000, 9:49 AM CST for Wagoner County, Oklahoma. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: Feb 17, 2000, 9:49 AM CST (15:49 UTC)
Expired: Feb 17, 2000, 10:15 AM CST
In force: 26 min
Issued by: NWS Tulsa, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Wagoner County, OK

The radar

The Tulsa radar (KINX), 18 km from the middle of the area, began a volume at 15:53 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.

Issued	Product	Office	Lasted
Feb 17, 7:00 AM CST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 12:00Z, 3.8 hours before the alert went out and 165 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1045 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KTSA 171551
SVRTUL
OKC145-171615-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TULSA OK
949 AM CST THU FEB 17 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EXTREME NORTHWESTERN WAGONER COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 1015 AM CST

* AT 949 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM OVER WESTERN BROKEN ARROW...MOVING NORTHEAST AT 
35 MPH.

* LOCATIONS IN THE PATH OF THIS STORM INCLUDE FAIR OAKS AND NEW 
TULSA.

HAIL TO THE SIZE OF DIMES CAN BE EXPECTED IN THE WARNED AREA.

LAT...LON 3616 9581 3605 9582 3609 9557 3618 9561

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 17, 3:53 AM CST	Severe Thunderstorm Warning	TSA	Delaware	52 min
Feb 17, 5:54 AM CST	Severe Thunderstorm Warning	TSA	Pushmataha	51 min
Feb 17, 6:51 AM CST	Severe Thunderstorm Warning	TSA	Latimer, Pushmataha	39 min
Feb 17, 9:24 AM CST	Severe Thunderstorm Warning	TSA	Tulsa	51 min
Feb 17, 9:33 AM CST	Severe Thunderstorm Warning	TSA	Cherokee	42 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2000 Every severe thunderstorm warning in 2000

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.