Alert archive / Arkansas / Flash Flood Warnings in 2020
Flash Flood Warning 2, NWS Tulsa, OK
NWS Tulsa, OK issued this flash flood warning at Jan 10, 2020, 6:16 PM CST for 4 counties in Oklahoma; 5 counties in Arkansas. It was in force for 6 hr. 1 report 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, 6:16 PM CST (00:16 UTC)
- Expired
- Jan 11, 2020, 12:15 AM CST
- In force
- 6 hr
- Issued by
- NWS Tulsa, OK
- Area
- Storm-based polygon
- Flood severity
- None
Counties Benton County, AR, Carroll County, AR, Crawford County, AR, Madison County, AR, Washington County, AR, Adair County, OK, Cherokee County, OK, Delaware County, OK, Sequoyah County, OK
The radar
The Western Arkansas radar (KSRX), 81 km from the middle of the area, began a volume at 00:19 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, 7:25 PM CST | FLASH FLOOD | Rogers, AR | SEVERAL STRANDED VEHICLES DUE TO STREET FLOODING. |
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, 0.3 hours before the alert went out and 107 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.
089
WGUS54 KTSA 110016
FFWTSA
ARC007-015-033-087-143-OKC001-021-041-135-110615-
/O.NEW.KTSA.FF.W.0002.200111T0016Z-200111T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Tulsa OK
616 PM CST Fri Jan 10 2020
The National Weather Service in Tulsa has issued a
* Flash Flood Warning for...
Benton County in northwestern Arkansas...
Northwestern Madison County in northwestern Arkansas...
Northwestern Crawford County in northwestern Arkansas...
Carroll County in northwestern Arkansas...
Washington County in northwestern Arkansas...
Southeastern Delaware County in northeastern Oklahoma...
Northeastern Sequoyah County in east central Oklahoma...
Adair County in northeastern Oklahoma...
Eastern Cherokee County in east central Oklahoma...
* Until 1215 AM CST Saturday.
* At 614 PM CST, Doppler radar indicated thunderstorms producing
heavy rain spreading back into 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...
Fayetteville... Springdale...
Rogers... Bentonville...
Tahlequah... Siloam Springs...
Berryville... Stilwell...
Huntsville... Eureka Springs...
Cedarville... Natural Dam...
Bella Vista... Lowell...
Farmington... Pea Ridge...
Prairie Grove... Muldrow...
Gentry... Green Forest...
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
This includes Interstate 49 between mile markers 39 and 93.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3539 9462 3583 9513 3650 9449 3650 9330
3644 9330
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$1 follow-up statement
852
WGUS74 KTSA 110253
FFSTSA
Flash Flood Statement
National Weather Service Tulsa OK
853 PM CST Fri Jan 10 2020
ARC007-015-033-087-143-OKC001-021-041-135-110615-
/O.CON.KTSA.FF.W.0002.000000T0000Z-200111T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Benton AR-Madison AR-Crawford AR-Carroll AR-Washington AR-
Delaware OK-Sequoyah OK-Adair OK-Cherokee OK-
853 PM CST Fri Jan 10 2020
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1215 AM CST FOR
BENTON...NORTHWESTERN MADISON...NORTHWESTERN CRAWFORD...CARROLL...
WASHINGTON...SOUTHEASTERN DELAWARE...NORTHEASTERN SEQUOYAH...ADAIR
AND EASTERN CHEROKEE COUNTIES...
At 852 PM CST, Doppler radar and automated gauges indicated heavy
rain with embedded thunderstorms falling across the warned area. 2
to 3 inches of rain have fallen. Flash flooding is already occurring.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar and automated gauges.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other drainage
and low lying areas.
Some locations that may experience flooding include...
Fayetteville... Springdale...
Rogers... Bentonville...
Tahlequah... Siloam Springs...
Berryville... Stilwell...
Huntsville... Eureka Springs...
Cedarville... Natural Dam...
Bella Vista... Lowell...
Farmington... Pea Ridge...
Prairie Grove... Muldrow...
Gentry... Green Forest...
Additional rainfall amounts of 1 inch are possible in the warned
area.
This includes Interstate 49 between mile markers 39 and 93.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3539 9462 3583 9513 3650 9449 3650 9330
3644 9330
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL...1 INCH IN 1 HOUR.
$$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, 6:37 PM CST | Flash Flood Warning | TSA | Haskell, Latimer, LeFlore, Pushmataha, 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.