Alert archive / Oklahoma / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 56, NWS Tulsa, OK
NWS Tulsa, OK issued this severe thunderstorm warning at May 14, 1986, 12:06 PM CDT for Washington County, Oklahoma. It was in force for 69 min. 3 reports 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
- May 14, 1986, 12:06 PM CDT (17:06 UTC)
- Expired
- May 14, 1986, 1:15 PM CDT
- In force
- 69 min
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Washington County, OK
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 14, 12:28 PM CDT | Hail 1.75 | Washington, OK | |
| May 14, 12:48 PM CDT | Hail 4.5 | Washington, OK | |
| May 14, 12:48 PM CDT | Hail 4.5 | Washington, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Springfield, MO (KUMN), launched 12:00Z, 5.1 hours before the alert went out and 188 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUL 141706 SVRTUL OKC147-141815- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TULSA OK 1206 PM CDT WED MAY 14 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 115 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF NORTHEAST OKLAHOMA...WASHINGTON AT 1204 PM A SEVERE THUNDESTORM WAS NEAR BARTLESVILLE OKLAHOMA THE THUNDERSTORM WAS MOVING TO THE NORTHEAST AT 25 MILES PER HOUR. IF YOU ARE IN OR NEAR THE WARNING AREA GET TO A REINFORCED SHELTER AND PREPARE FOR STRONG DAMAGING WIND...LARGE HAIL...VERY HEAVY RAINFALL AND LIGHTNING. PEOPLE IN MOBILE HOMES SHOULD SEEK SHELTER IN A NEARBY REINFORCED BUILDING OR GEQT INTO A DITCH OR OTHER GROUND DEPRESSION. KEEP TUNED TO THIS STATION FOR THE LATEST WEATHER BULLETINS.
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 14, 12:27 PM CDT | Severe Thunderstorm Warning | TSA | Nowata | 63 min |
| May 14, 1:00 PM CDT | Severe Thunderstorm Warning | TSA | Washington | 60 min |
| May 14, 1:24 PM CDT | Severe Thunderstorm Warning | TSA | Nowata | 66 min |
| May 14, 2:10 PM CDT | Tornado Warning | TSA | Nowata | 65 min |
| May 14, 2:16 PM CDT | Tornado Warning | TSA | Washington | 59 min |
| May 14, 4:48 PM CDT | Severe Thunderstorm Warning | TSA | Okfuskee | 57 min |
| May 14, 5:18 PM CDT | Severe Thunderstorm Warning | TSA | Creek | 57 min |
| May 14, 6:29 PM CDT | Severe Thunderstorm Warning | TSA | Okmulgee | 61 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.