Alert archive / Arkansas / Flash Flood Warnings in 2020
Flash Flood Warning 3, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Jan 10, 2020, 6:37 PM CST for 5 counties in Oklahoma; 6 counties in Arkansas. It was in force for 6 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 10, 2020, 6:37 PM CST (00:37 UTC)
- Expired
- Jan 11, 2020, 12:30 AM CST
- In force
- 6 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Carroll County, AR, Crawford County, AR, Franklin County, AR, Madison County, AR, Sebastian County, AR, Washington County, AR, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Pushmataha County, OK, Sequoyah County, OK
The radar
The Western Arkansas radar (KSRX), 22 km from the middle of the area, began a volume at 00:38 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 10, 7:32 PM CST | FLASH FLOOD | Fort Smith, AR | A FEW CARS STRANDED DUE TO HIGH WATER. |
| Jan 10, 8:11 PM CST | FLASH FLOOD | Poteau, OK | SEVERAL ROADS FLOODED. |
| Jan 10, 9:10 PM CST | FLASH FLOOD | Van Buren, AR | SEVERAL ROADS FLOODED THROUGHOUT THE COUNTY. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.6 hours before the alert went out and 208 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
- 322 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 517 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 257 m²/s²
- 0-3 km storm-relative helicity
- 325 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.3
The text
As transmitted.
407
WGUS54 KTSA 110037
FFWTSA
ARC015-033-047-087-131-143-OKC061-077-079-127-135-110630-
/O.NEW.KTSA.FF.W.0003.200111T0037Z-200111T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
637 PM CST Fri Jan 10 2020
The National Weather Service in Tulsa has issued a
* Flash Flood Warning for...
Madison County in northwestern Arkansas...
Franklin County in west central Arkansas...
Crawford County in northwestern Arkansas...
Southeastern Carroll County in northwestern Arkansas...
Sebastian County in west central Arkansas...
Southeastern Washington County in northwestern Arkansas...
Southeastern Haskell County in southeastern Oklahoma...
Pushmataha County in southeastern Oklahoma...
Southeastern Sequoyah County in east central Oklahoma...
Latimer County in southeastern Oklahoma...
Le Flore County in southeastern Oklahoma...
* Until 1230 AM CST.
* At 635 PM CST, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to two inches of rain have
already fallen. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that may experience flooding include...
Fort Smith... Van Buren...
Poteau... Ozark...
Charleston... Antlers...
Huntsville... Cedarville...
Clayton... Mountainburg...
Greenwood... Alma...
Barling... Pocola...
Muldrow... Heavener...
Roland... Green Forest...
Lavaca... Spiro...
Additional rainfall amounts of 2 to 3 inches are possible in the
warned area.
This includes the following highways,
Interstate 40 in Arkansas between mile markers 0 and 42.
Interstate 40 in Oklahoma between mile markers 317 and 328.
Interstate 540 between mile markers 1 and 14.
Interstate 49 between mile markers 22 and 39.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3612 9348 3576 9352 3577 9370 3538 9371
3542 9380 3531 9381 3506 9425 3497 9424
3493 9445 3451 9446 3451 9504 3424 9505
3424 9515 3416 9515 3416 9578 3450 9578
3460 9552 3472 9551 3645 9330 3612 9330
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...2 to 3 INCHES IN 6 HOURS.
$$1 follow-up statement
259
WGUS74 KTSA 110256
FFSTSA
Flash Flood Statement
National Weather Service Tulsa OK
856 PM CST Fri Jan 10 2020
ARC015-033-047-087-131-143-OKC061-077-079-127-135-110630-
/O.CON.KTSA.FF.W.0003.000000T0000Z-200111T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Madison AR-Franklin AR-Crawford AR-Carroll AR-Sebastian AR-
Washington AR-Haskell OK-Pushmataha OK-Sequoyah OK-Latimer OK-
Le Flore OK-
856 PM CST Fri Jan 10 2020
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 AM CST FOR
MADISON...FRANKLIN...CRAWFORD...SOUTHEASTERN CARROLL...SEBASTIAN...
SOUTHEASTERN WASHINGTON...SOUTHEASTERN HASKELL...PUSHMATAHA...
SOUTHEASTERN SEQUOYAH...LATIMER AND LE FLORE COUNTIES...
At 855 PM CST, Doppler radar and automated gauges indicated heavy
rain falling across the warned area. 2 to 3 inches of rain have
fallen. Flash flooding is already occurring.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar and automated gauges.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other drainage
and low lying areas.
Some locations that may experience flooding include...
Fort Smith... Van Buren...
Poteau... Ozark...
Charleston... Antlers...
Huntsville... Cedarville...
Clayton... Mountainburg...
Greenwood... Alma...
Barling... Pocola...
Muldrow... Heavener...
Roland... Green Forest...
Lavaca... Spiro...
Additional rainfall amounts of around 1 inch are possible in the
warned area.
This includes the following highways,
Interstate 40 in Arkansas between mile markers 0 and 42.
Interstate 40 in Oklahoma between mile markers 317 and 328.
Interstate 540 between mile markers 1 and 14.
Interstate 49 between mile markers 22 and 39.
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 3612 9348 3576 9352 3577 9370 3538 9371
3542 9380 3531 9381 3506 9425 3497 9424
3493 9445 3451 9446 3451 9504 3424 9505
3424 9515 3416 9515 3416 9578 3450 9578
3460 9552 3472 9551 3645 9330 3612 9330
FLASH FLOOD...RADAR AND GAUGE INDICATED
$$The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 10, 6:04 PM CST | Areal Flood Advisory | TSA | Choctaw, Haskell, Latimer, LeFlore, Pushmataha, Sequoyah | 4 hr |
| Jan 10, 6:16 PM CST | Flash Flood Warning | TSA | Adair, Cherokee, Delaware, Sequoyah | 6 hr |
| Jan 10, 6:46 PM CST | Special Weather Statement | TSA | LeFlore | 44 min |
| Jan 10, 7:01 PM CST | Severe Thunderstorm Warning | TSA | LeFlore | 44 min |
| Jan 10, 7:05 PM CST | Areal Flood Advisory | TSA | Cherokee, Craig, Creek, Delaware, Mayes, Muskogee and 5 more | 6 hr |
| Jan 10, 7:08 PM CST | Tornado Warning | TSA | Choctaw | 10 min |
| Jan 10, 8:22 PM CST | Winter Storm Warning | TSA | Pawnee, Washington | 16 hr |
| Jan 10, 10:33 PM CST | Areal Flood Warning | TSA | Cherokee, Haskell, Latimer, McIntosh, Muskogee, Pittsburg and 1 more | 9 hr |
| Jan 11, 12:06 AM CST | Areal Flood Warning | TSA | Adair, Cherokee, Delaware, Sequoyah | 6 hr |
| Jan 11, 12:25 AM CST | Areal Flood Warning | TSA | Haskell, Latimer, LeFlore, Pushmataha, Sequoyah | 6 hr |
| Jan 11, 8:24 AM CST | River Flood Warning | TSA | Sequoyah | 6 hr |
| Jan 11, 8:44 AM CST | River Flood Warning | TSA | Creek | 11 hr |
| Jan 11, 9:11 AM CST | River Flood Warning | TSA | LeFlore | 11 hr |
| Jan 10, 7:36 PM CST | Severe Thunderstorm Warning | TSA | Franklin | 24 min |
| Jan 10, 7:39 PM CST | Special Weather Statement | TSA | Franklin, Madison | 36 min |
| Jan 10, 7:46 PM CST | Tornado Warning | TSA | Franklin | 13 min |
| Jan 10, 8:20 PM CST | Special Weather Statement | TSA | Carroll | 40 min |
| Jan 11, 9:13 AM CST | River Flood Warning | TSA | Crawford, Sebastian | 11 hr |
| Jan 11, 9:16 AM CST | River Flood Advisory | TSA | Franklin, Johnson, Logan | 2 hr |
| Jan 11, 10:28 AM CST | River Flood Warning | TSA | Franklin, Johnson, Logan | 33 hr |
Nearby
Flash Flood Warnings in Arkansas, 2020Flash Flood Warnings in Oklahoma, 2020Every flash flood warning in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.