Alert archive / Oklahoma / Flash Flood Warnings in 2000

Flash Flood Warning 8, NWS Tulsa, OK

June 16, 2000Ottawa County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Jun 16, 2000, 9:22 PM CDT for Ottawa County, Oklahoma. It was in force for 4 hr. 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: Jun 16, 2000, 9:22 PM CDT (02:22 UTC)
Expired: Jun 17, 2000, 1:00 AM CDT
In force: 4 hr
Issued by: NWS Tulsa, OK
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Ottawa County, OK

The radar

The Tulsa radar (KINX), 100 km from the middle of the area, began a volume at 02:24 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 nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 2.4 hours before the alert went out and 93 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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 532 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 247 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KTSA 170224
FFWTSA
OKC115-170600-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
922 PM CDT FRI JUN 16 2000

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR
  OTTAWA COUNTY IN NORTHEAST OKLAHOMA

* UNTIL 100 AM CDT

* AT 922 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
  AREA OF VERY HEAVY RAIN OVER FAR NORTHEAST OKLAHOMA THAT WAS MOVING
  INTO OTTAWA COUNTY. AROUND 1 INCH OF RAIN HAS FALLEN OVER FAR NORTHWESTERN
  OTTAWA COUNTY SINCE 830 PM AND ANOTHER 1 TO 2 INCHES MAY FALL BY 11 PM AND
  RAINS MAY CONTINUE IN THE AREA THROUGH 1AM.


SOME LOCATIONS THAT WILL CONTINUE TO BE AFFECTED BY THE HEAVY RAIN
INCLUDE PICHER...QUAPAW...WYANDOTTE...NARCISSA...FAIRLAND...COMMERCE
AND MIAMI.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER MAY BE TOO DEEP TO ALLOW YOUR CAR TO CROSS SAFELY.
VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO
HIGHER GROUND.

CALL 1-800-722-2778 TO REPORT SEVERE WEATHER TO THE NATIONAL WEATHER
SERVICE.

LAT...LON 3697 9501 3669 9497 3669 9462 3701 9463

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 16, 7:46 PM CDT	Flash Flood Warning	TSA	Craig, Nowata	4 hr
Jun 17, 5:35 AM CDT	Flash Flood Warning	TSA	Adair	2 hr
Jun 17, 7:57 AM CDT	Flash Flood Warning	TSA	Adair	93 min

Nearby

Flash Flood Warnings in Oklahoma, 2000 Every flash flood 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.