Alert archive / Arkansas / Special Weather Statements in 2021
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Jul 17, 2021, 8:39 PM CDT for Benton County, Arkansas. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 17, 2021, 8:39 PM CDT (01:39 UTC)
- Expired
- Jul 17, 2021, 9:45 PM CDT
- In force
- 66 min
- Issued by
- NWS Tulsa, OK
County Benton County, AR
The radar
The Springfield radar (KSGF), 120 km from the middle of the area, began a volume at 01:41 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, 1.7 hours before the alert went out and 69 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
- 346 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 826 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -60 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
411 WWUS84 KTSA 180139 SPSTSA Special Weather Statement National Weather Service Tulsa OK 839 PM CDT Sat Jul 17 2021 ARZ001-002-180245- Carroll AR-Benton AR- 839 PM CDT Sat Jul 17 2021 ...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN BENTON AND NORTHWESTERN CARROLL COUNTIES UNTIL 945 PM CDT... At 838 PM CDT, strong thunderstorms were located along a line extending from 3 miles northwest of Noel to near Seligman. Movement was southeast at 20 mph. Wind gusts up to 50 mph will be possible with these storms. Locations in or near the path include... Rogers... Bentonville... Eureka Springs... Bella Vista... Pea Ridge... Gravette... Decatur... Garfield... Gateway... Beaver... Hiwasse... Miller... Centerton... Avoca... Hill Top... Beaver Lake... Walnut Hill... Vaughn... Larue... Busch... This includes Interstate 49 between mile markers 83 and 93. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also occurring with these storms, and may lead to localized flooding. Do not drive your vehicle through flooded roadways. && LAT...LON 3632 9459 3650 9461 3650 9372 3630 9368 TIME...MOT...LOC 0138Z 321DEG 17KT 3659 9453 3654 9396 $$ 69
The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:16 PM CDT | Severe Thunderstorm Warning | TSA | Adair | 44 min |
| Jul 17, 8:05 PM CDT | Special Weather Statement | TSA | Ottawa | 25 min |
| Jul 17, 8:50 PM CDT | Special Weather Statement | TSA | Osage | 40 min |
| Jul 17, 9:01 PM CDT | Special Weather Statement | TSA | Wagoner | 59 min |
| Jul 17, 9:44 PM CDT | Special Weather Statement | TSA | Rogers | 61 min |
| Jul 17, 10:01 PM CDT | Areal Flood Advisory | TSA | Craig, Ottawa | 119 min |
| Jul 17, 10:54 PM CDT | Areal Flood Advisory | TSA | Cherokee, Muskogee, Sequoyah | 2 hr |
| Jul 17, 11:41 PM CDT | Flash Flood Warning | TSA | Tulsa | 4 hr |
| Jul 18, 12:04 AM CDT | Flash Flood Warning | TSA | Muskogee | 5 hr |
| Jul 18, 1:43 AM CDT | Areal Flood Advisory | TSA | Cherokee, Muskogee, Wagoner | 2 hr |
| Jul 18, 1:50 AM CDT | Areal Flood Advisory | TSA | Delaware | 115 min |
| Jul 18, 2:11 AM CDT | Flash Flood Warning | TSA | Muskogee | 3 hr |
| Jul 18, 2:23 AM CDT | Areal Flood Advisory | TSA | Tulsa | 112 min |
| Jul 18, 2:49 AM CDT | Special Weather Statement | TSA | Muskogee | 26 min |
| Jul 18, 3:04 AM CDT | Flash Flood Warning | TSA | Muskogee, Wagoner | 2 hr |
| Jul 18, 3:15 AM CDT | Special Weather Statement | TSA | Muskogee | 30 min |
| Jul 18, 3:45 AM CDT | Areal Flood Warning | TSA | Tulsa | 3 hr |
| Jul 18, 4:50 AM CDT | Areal Flood Advisory | TSA | Adair, LeFlore, Sequoyah | 3 hr |
| Jul 18, 5:14 AM CDT | Areal Flood Warning | TSA | Cherokee, Muskogee, Wagoner | 3 hr |
| Jul 18, 5:24 AM CDT | Flash Flood Warning | TSA | Sequoyah | 3 hr |
| Jul 18, 5:25 AM CDT | Areal Flood Warning | TSA | Muskogee, Wagoner | 50 min |
| Jul 18, 8:52 AM CDT | River Flood Advisory | TSA | Cherokee | 36 hr |
| Jul 18, 1:09 AM CDT | Flash Flood Warning | TSA | Crawford, Franklin, Washington | 3 hr |
| Jul 18, 2:18 AM CDT | Flash Flood Warning | TSA | Franklin | 5 hr |
| Jul 18, 4:11 AM CDT | Special Weather Statement | TSA | Crawford | 34 min |
| Jul 18, 4:56 AM CDT | Special Weather Statement | TSA | Sebastian | 34 min |
| Jul 18, 7:17 AM CDT | Areal Flood Warning | TSA | Franklin | 6 hr |
Nearby
Special Weather Statements in Arkansas, 2021Every special weather statement in 2021
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.