Alert archive / Oklahoma / Flash Flood Warnings in 2016
Flash Flood Warning 18, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Aug 31, 2016, 8:03 AM CDT for Ottawa County, Oklahoma. It was in force for 3 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
- Aug 31, 2016, 8:03 AM CDT (13:03 UTC)
- Expired
- Aug 31, 2016, 11:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
County Ottawa County, OK
The radar
The Tulsa radar (KINX), 109 km from the middle of the area, began a volume at 13:07 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 12:00Z, 1.1 hours before the alert went out and 91 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
- 855 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 757 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 95 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
969 WGUS54 KTSA 311303 FFWTSA OKC115-311600- /O.NEW.KTSA.FF.W.0018.160831T1303Z-160831T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TULSA OK 803 AM CDT WED AUG 31 2016 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * FLASH FLOOD WARNING FOR... NORTHWESTERN OTTAWA COUNTY IN NORTHEASTERN OKLAHOMA... * UNTIL 1100 AM CDT * AT 803 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. 3 TO 5 INCHES OF RAIN HAVE FALLEN IN THE PAST FEW HOURS. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE... COMMERCE... QUAPAW... TREECE... PICHER... CARDIN... ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 315 AND 317. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3692 9472 3692 9499 3700 9499 3700 9469 $$
2 follow-up statements
597 WGUS74 KTSA 311428 FFSTSA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TULSA OK 928 AM CDT WED AUG 31 2016 OKC115-311600- /O.CON.KTSA.FF.W.0018.000000T0000Z-160831T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OTTAWA OK- 928 AM CDT WED AUG 31 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR NORTHWESTERN OTTAWA COUNTY... AT 925 AM CDT...DOPPLER RADAR INDICATED LIGHT RAIN CONTINUING ACROSS NORTHERN PORTIONS OF OTTAWA COUNTY. FLASH FLOODING IS LIKELY OCCURRING FROM EARLIER HEAVY RAINFALL...ESPECIALLY ACROSS AREAS TO THE NORTH OF COMMERCE AND WEST OF QUAPAW. 3 TO 6 INCHES OF RAIN HAVE FALLEN. SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE... COMMERCE... QUAPAW... TREECE... PICHER... CARDIN... THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 315 AND 317. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3692 9472 3692 9499 3700 9499 3700 9469 $$
237 WGUS74 KTSA 311558 FFSTSA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TULSA OK 1058 AM CDT WED AUG 31 2016 OKC115-311607- /O.EXP.KTSA.FF.W.0018.000000T0000Z-160831T1600Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OTTAWA OK- 1058 AM CDT WED AUG 31 2016 ...THE FLASH FLOOD WARNING FOR NORTHWESTERN OTTAWA COUNTY WILL EXPIRE AT 1100 AM CDT... THE HEAVY RAIN HAS ENDED, AND FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. ADDITIONAL SHOWERS AND THUNDERSTORMS MAY DEVELOP LATER THIS AFTERNOON THAT COULD PRODUCE MORE HEAVY RAIN. REMAIN ALERT FOR POSSIBLE ADDITIONAL ADVISORIES OR WARNINGS. LAT...LON 3692 9472 3692 9499 3700 9499 3700 9469 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 31, 12:54 AM CDT | Areal Flood Advisory | TSA | Craig | 3 hr |
| Aug 31, 6:39 AM CDT | Areal Flood Advisory | TSA | Ottawa | 3 hr |
| Aug 31, 1:20 PM CDT | Special Weather Statement | TSA | Osage | 25 min |
| Aug 31, 2:58 PM CDT | Special Weather Statement | TSA | Tulsa | 32 min |
| Aug 31, 3:26 PM CDT | Special Weather Statement | TSA | Creek | 34 min |
| Aug 31, 3:30 PM CDT | Special Weather Statement | TSA | Tulsa | 30 min |
| Aug 31, 3:55 PM CDT | Special Weather Statement | TSA | Wagoner | 35 min |
| Aug 31, 3:58 PM CDT | Special Weather Statement | TSA | Wagoner | 32 min |
| Aug 31, 4:41 PM CDT | Special Weather Statement | TSA | Muskogee | 34 min |
| Aug 31, 5:04 PM CDT | Special Weather Statement | TSA | Adair | 26 min |
| Aug 31, 5:30 PM CDT | Special Weather Statement | TSA | Adair | 30 min |
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.