Alert archive / Oklahoma / Flash Flood Warnings in 2016
Flash Flood Warning 21, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Sep 8, 2016, 8:48 PM CDT for Craig County, Delaware County, 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 as issued.
The facts
- Issued
- Sep 8, 2016, 8:48 PM CDT (01:48 UTC)
- Expired
- Sep 9, 2016, 12:45 AM CDT
- In force
- 4 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Craig County, OK, Delaware County, OK, Ottawa County, OK
The radar
The Tulsa radar (KINX), 82 km from the middle of the area, began a volume at 01:46 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, 1.8 hours before the alert went out and 98 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
- 425 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1214 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 220 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
169 WGUS54 KTSA 090148 FFWTSA OKC035-041-115-090545- /O.NEW.KTSA.FF.W.0021.160909T0148Z-160909T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TULSA OK 848 PM CDT THU SEP 8 2016 THE NATIONAL WEATHER SERVICE IN TULSA HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN OTTAWA COUNTY IN NORTHEASTERN OKLAHOMA... NORTHERN DELAWARE COUNTY IN NORTHEASTERN OKLAHOMA... SOUTHEASTERN CRAIG COUNTY IN NORTHEASTERN OKLAHOMA... * UNTIL 1245 AM CDT * AT 844 PM CDT...DOPPLER RADAR DETECTED THUNDERSTORMS PRODUCING HEAVY RAIN AND TRAINING OVER THE WARNED AREA. RADAR ESTIMATES THAT 2 TO 4 INCHES OF RAIN HAS FALLEN OR WILL FALL OVER PORTIONS OF THE WARNED AREA. FLASH FLOODING IS LIKELY IN SPOTS. * SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE... VINITA... GROVE... FAIRLAND... AFTON... BERNICE... HONEY CREEK STATE PARK... CLEORA... BERNICE STATE PARK... ADDITIONAL RAINFALL AMOUNTS OF 1 INCH OR MORE ARE POSSIBLE IN THE WARNED AREA AS STORMS CONTINUE TO REDEVELOP TO THE WEST AND MOVE OVER THE WARNED AREA. THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 282 AND 300. 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. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3653 9462 3654 9518 3675 9518 3677 9462 $$ LACY
2 follow-up statements
073 WGUS74 KTSA 090257 FFSTSA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TULSA OK 957 PM CDT THU SEP 8 2016 OKC035-041-115-090545- /O.CON.KTSA.FF.W.0021.000000T0000Z-160909T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OTTAWA OK-DELAWARE OK-CRAIG OK- 957 PM CDT THU SEP 8 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT FOR SOUTHERN OTTAWA...NORTHERN DELAWARE AND SOUTHEASTERN CRAIG COUNTIES... AT 956 PM CDT...DOPPLER RADAR DETECTED THAT STORMS HAVE FINALLY EXITED THE WARNED AREA. HOWEVER...RADAR ESTIMATES THAT BETWEEN 4 AND 6 INCHE OF RAIN HAS FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN OR HAS ALREADY BEGUN. SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE... VINITA... GROVE... FAIRLAND... AFTON... BERNICE... HONEY CREEK STATE PARK... CLEORA... BERNICE STATE PARK... THIS INCLUDES INTERSTATE 44 BETWEEN MILE MARKERS 282 AND 300. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 3653 9462 3654 9518 3675 9518 3677 9462 $$ LACY
834 WGUS74 KTSA 090538 FFSTSA FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE TULSA OK 1238 AM CDT FRI SEP 9 2016 OKC035-041-115-090548- /O.EXP.KTSA.FF.W.0021.000000T0000Z-160909T0545Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ OTTAWA OK-DELAWARE OK-CRAIG OK- 1238 AM CDT FRI SEP 9 2016 ...THE FLASH FLOOD WARNING FOR SOUTHERN OTTAWA...NORTHERN DELAWARE AND SOUTHEASTERN CRAIG COUNTIES WILL EXPIRE AT 1245 AM CDT... THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES. LAT...LON 3653 9462 3654 9518 3675 9518 3677 9462 $$
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 7:34 PM CDT | Special Weather Statement | TSA | Craig | 26 min |
| Sep 8, 8:03 PM CDT | Special Weather Statement | TSA | Ottawa | 27 min |
| Sep 8, 8:25 PM CDT | Special Weather Statement | TSA | Ottawa | 35 min |
| Sep 9, 5:38 AM CDT | Special Weather Statement | TSA | Mayes | 52 min |
| Sep 9, 8:37 AM CDT | River Flood Warning | TSA | Ottawa | 5 days |
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.