Alert archive / Oklahoma / Flash Flood Warnings in 1986
Flash Flood Warning 8, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Aug 8, 1986, 5:28 AM CDT for Osage County, Oklahoma. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Aug 8, 1986, 5:28 AM CDT (10:28 UTC)
- Expired
- Aug 8, 1986, 9:30 AM CDT
- In force
- 4 hr
- Issued by
- NWS Tulsa, OK
- Area
- Whole counties
County Osage 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
Ok Cty/Will Rgrs, OK (KOKC), launched 00:00Z, 10.5 hours before the alert went out and 174 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
- 2260 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 2037 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAAOO KTUL 081028
FFWTUL
OKC105-113-147-081430-
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
528 AM CDT FRI AUG 8 1986
THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WARNING
EFFECTIVE UNTIL 930 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
IN NORTHEAST OKLAHOMA
..SOUTHERN NOWATA..EAST CENTRAL OSAGE..WASHINGTON
AT 530 AM CDT HEAVY RAINFALL CONTINUES OVER SOUTHERN NOWATA,
WASHINGTON AND EXTREME EAST CENTRAL OSAGE COUNTIES OF OKLAHOMA.WITH
ADDITIONAL HEAVY RAINFALL EXPECTED IN THESE AREAS ...THE FLASH FLOOD
WARNING WILL BE EXTENDED.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS LIKELY OR HAS BEEN
REPORTED. STAY ALERT AND WATCH FOR RAPIDLY RISING WATCH.
REMEMBER, IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO THE
NEAREST STREAM, CREEK OR RIVER WHICH CAN BECOME A KILLER DURING
PERIODS OF HEAVY RAIN.
KuEEP 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 |
|---|---|---|---|---|
| Aug 7, 9:18 PM CDT | Severe Thunderstorm Warning | TSA | Osage | 57 min |
| Aug 7, 9:34 PM CDT | Severe Thunderstorm Warning | TSA | Mayes, Rogers | 56 min |
| Aug 7, 9:48 PM CDT | Severe Thunderstorm Warning | TSA | Osage, Washington | 57 min |
| Aug 7, 11:04 PM CDT | Severe Thunderstorm Warning | TSA | Craig | 56 min |
| Aug 7, 11:29 PM CDT | Severe Thunderstorm Warning | TSA | Rogers | 61 min |
| Aug 7, 11:54 PM CDT | Severe Thunderstorm Warning | TSA | Ottawa | 66 min |
| Aug 8, 12:01 AM CDT | Severe Thunderstorm Warning | TSA | Nowata | 59 min |
| Aug 8, 12:13 AM CDT | Severe Thunderstorm Warning | TSA | Osage | 62 min |
| Aug 8, 12:37 AM CDT | Severe Thunderstorm Warning | TSA | Rogers, Washington | 68 min |
| Aug 8, 5:28 AM CDT | Flash Flood Warning | TSA | Nowata, Washington | 4 hr |
Nearby
Flash Flood Warnings in Oklahoma, 1986Every flash flood 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.