Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 57, NWS Tulsa, OK

May 14, 1986Nowata County, Oklahoma

NWS Tulsa, OK issued this severe thunderstorm warning at May 14, 1986, 12:27 PM CDT for Nowata County, Oklahoma. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
May 14, 1986, 12:27 PM CDT (17:27 UTC)
Expired
May 14, 1986, 1:30 PM CDT
In force
63 min
Issued by
NWS Tulsa, OK
Area
Whole counties

County Nowata County, OK

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 5.5 hours before the alert went out and 162 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, Springfield, MO at 12:00Z on 1986-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 565 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, Springfield, MO at 12:00Z on 1986-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.1939587897Sfc1 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
565 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
793 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 12:06 PM CDTSevere Thunderstorm WarningTSAWashington69 min
May 14, 1:00 PM CDTSevere Thunderstorm WarningTSAWashington60 min
May 14, 1:24 PM CDTSevere Thunderstorm WarningTSANowata66 min
May 14, 2:10 PM CDTTornado WarningTSANowata65 min
May 14, 2:16 PM CDTTornado WarningTSAWashington59 min
May 14, 4:48 PM CDTSevere Thunderstorm WarningTSAOkfuskee57 min
May 14, 5:18 PM CDTSevere Thunderstorm WarningTSACreek57 min
May 14, 6:29 PM CDTSevere Thunderstorm WarningTSAOkmulgee61 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 1986Every severe thunderstorm warning in 1986

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.