Alert archive / Oklahoma / Flash Flood Warnings in 2016

Flash Flood Warning 23, NWS Tulsa, OK

October 6, 2016Osage County, Oklahoma

NWS Tulsa, OK issued this flash flood warning at Oct 6, 2016, 5:41 AM CDT for Osage 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 as issued.

The facts

Issued
Oct 6, 2016, 5:41 AM CDT (10:41 UTC)
Expired
Oct 6, 2016, 9:45 AM CDT
In force
4 hr
Issued by
NWS Tulsa, OK
Area
Storm-based polygon
Flood severity
None

County Osage County, OK

The radar

The Wichita radar (KICT), 116 km from the middle of the area, began a volume at 10:43 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

Norman, OK (KOUN), launched 00:00Z, 10.7 hours before the alert went out and 210 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, Norman, OK at 00:00Z on 2016-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2652 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2016-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 103 square meters per square second.193958Sfc1 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
2652 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1415 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
103 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.9
Supercell composite
9.0

Open this sounding in Storm Lab

The text

As transmitted.

217 
WGUS54 KTSA 061041
FFWTSA
OKC113-061445-
/O.NEW.KTSA.FF.W.0023.161006T1041Z-161006T1445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TULSA OK
541 AM CDT THU OCT 6 2016

THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWEST OSAGE COUNTY IN NORTHEASTERN OKLAHOMA...

* UNTIL 945 AM CDT

* AT 539 AM CDT...DOPPLER RADAR INDICATED TRAINING THUNDERSTORMS
  PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. RADAR ESTIMATES THAT
  BETWEEN 4 AND 6 INCHES OF RAIN HAS FALLEN. FLASH FLOODING IS
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...
  GRAINOLA...                       FORAKER...
  WEBB CITY...                      

ADDITIONAL RAINFALL AMOUNTS OF AN INCH OR SO IS POSSIBLE AS MORE
STORMS MOVE INTO THE WARNED AREA FROM THE SOUTHWEST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 3700 9630 3699 9628 3677 9675 3700 9675

$$

LACY

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 6, 1:38 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee67 min
Oct 6, 2:08 AM CDTSevere Thunderstorm WarningTSAOsage37 min
Oct 6, 2:42 AM CDTSpecial Weather StatementTSAOsage48 min
Oct 6, 4:16 AM CDTSpecial Weather StatementTSAOsage44 min
Oct 6, 4:57 AM CDTAreal Flood AdvisoryTSAOsage4 hr
Oct 6, 7:07 AM CDTSpecial Weather StatementTSAOsage, Washington38 min
Oct 6, 7:23 AM CDTSpecial Weather StatementTSAPawnee52 min
Oct 6, 8:15 AM CDTSpecial Weather StatementTSAWashington45 min
Oct 6, 8:17 AM CDTRiver Flood WarningTSAOttawa5 days
Oct 6, 8:42 AM CDTAreal Flood AdvisoryTSANowata, Osage, Pawnee, Washington3 hr
Oct 6, 10:13 AM CDTFlash Flood WarningTSANowata, Osage, Washington3 hr
Oct 6, 2:23 PM CDTRiver Flood WarningTSANowata41 hr
Oct 6, 2:29 PM CDTSpecial Weather StatementTSAOsage31 min
Oct 6, 2:35 PM CDTFlash Flood WatchTSANowata, Pawnee, Washington13 hr

Nearby

Flash Flood Warnings in Oklahoma, 2016Every flash flood warning in 2016

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.