Alert archive / Arkansas / Special Weather Statements in 2018
Special Weather Statement, NWS Tulsa, OK
NWS Tulsa, OK issued this special weather statement at Jul 29, 2018, 8:19 AM CDT for Crawford County, Sebastian County, Arkansas. It was in force for 41 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 29, 2018, 8:19 AM CDT (13:19 UTC)
- Expired
- Jul 29, 2018, 9:00 AM CDT
- In force
- 41 min
- Issued by
- NWS Tulsa, OK
Counties Crawford County, AR, Sebastian County, AR
The radar
The Western Arkansas radar (KSRX), 21 km from the middle of the area, began a volume at 13:20 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
Shreveport, LA (KBAD), launched 12:00Z, 1.3 hours before the alert went out and 339 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
- 662 J/kg
- Mixed-layer CIN
- -119 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -12 m²/s²
- 0-3 km storm-relative helicity
- 111 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tulsa, OK wrote its last area forecast discussion before this special weather statement went out at Jul 29, 6:32 AM CDT, 1 hour 47 minutes earlier.
Area forecast discussion, Jul 29, 6:32 AM CDT, 1 hour 47 minutes before
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</html>Hazardous weather outlook, Jul 29, 4:30 AM CDT, 3 hours 49 minutes before
Hazardous Weather Outlook National Weather Service Tulsa OK 430 AM CDT Sun Jul 29 2018 ARZ001-002-010-011-019-020-029-OKZ049-053>076-300930- Adair OK-Benton AR-Carroll AR-Cherokee OK-Choctaw OK-Craig OK- Crawford AR-Creek OK-Delaware OK-Franklin AR-Haskell OK-Latimer OK- Le Flore OK-Madison AR-Mayes OK-McIntosh OK-Muskogee OK-Nowata OK- Okfuskee OK-Okmulgee OK-Osage OK-Ottawa OK-Pawnee OK-Pittsburg OK- Pushmataha OK-Rogers OK-Sebastian AR-Sequoyah OK-Tulsa OK-Wagoner OK- Washington OK-Washington AR- 430 AM CDT Sun Jul 29 2018 This Outlook is for Northwest and West Central Arkansas as well as much of Eastern Oklahoma. .DAY ONE...Today and Tonight. SEVERE THUNDERSTORM. RISK...Limited today. Elevated tonight. AREA...Much of northeast Oklahoma this morning. Northeast and east central Oklahoma tonight. ONSET...Ongoing...ending by midday. Round two begins after midnight. FLASH FLOOD. RISK...Limited. AREA...Much of northeast Oklahoma and northwest Arkansas. ONSET...Ongoing...ending by midday. Threat returns after midnight tonight. HEAVY RAIN. RISK...Limited. AREA...Much of northeast Oklahoma and northwest Arkansas. ONSET...Ongoing...ending by midday. Threat returns after midnight tonight. DISCUSSION... There is a limited risk of severe weather this morning. Damaging winds 60 to 70 mph will be the main threat, and is greatest across northeast Oklahoma along and west of highway 75. There is an elevated risk of severe weather tonight after midnight across northeast and east central Oklahoma. Damaging winds to 70 mph will be the main threat. Pockets of locally heavy rainfall may lead to some localized flash flooding. A complex of storms will move across the region this morning. Another complex of storms is expected to arrive after midnight tonight. SPOTTER AND EMERGENCY MANAGEMENT ACTION STATEMENT... Activation of the Regional Spotter Network Likely. .DAYS TWO THROUGH SEVEN...Monday through Saturday. MONDAY and TUESDAY...Thunderstorm Potential. WEDNESDAY thru SATURDAY...No Hazards. EXTENDED DISCUSSION... A complex of storms will be ongoing early Monday morning, moving southeast across portions of the region with a decreasing severe wind threat with southward and eastward extent. Some isolated to scattered storms could develop along the synoptic cold front by Monday afternoon across portions of northeast Oklahoma and northwest Arkansas. Severe weather is not expected with these storms. There is a low chance for some lingering storms over western Arkansas on Tuesday in association with an upper storm system. weather.gov/tulsa contains additional information. Lacy
In the hours before
Special weather statement, Jul 29, 5:54 AM CDT, 2 hours 25 minutes before
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</html>Special weather statement, Jul 29, 8:19 AM CDT, 0 minutes before
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</html>The office that day
Everything else NWS Tulsa, OK issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:37 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 53 min |
| Jul 29, 5:28 AM CDT | Severe Thunderstorm Warning | TSA | Osage, Pawnee | 47 min |
| Jul 29, 5:35 AM CDT | Special Weather Statement | TSA | Creek | 40 min |
| Jul 29, 5:54 AM CDT | Special Weather Statement | TSA | Rogers | 51 min |
| Jul 29, 6:05 AM CDT | Special Weather Statement | TSA | Okmulgee | 40 min |
| Jul 29, 6:30 AM CDT | Special Weather Statement | TSA | Mayes | 45 min |
| Jul 29, 6:34 AM CDT | Special Weather Statement | TSA | Okfuskee | 41 min |
| Jul 29, 7:09 AM CDT | Special Weather Statement | TSA | McIntosh | 51 min |
| Jul 29, 8:56 AM CDT | Special Weather Statement | TSA | Franklin, Sebastian | 34 min |
Nearby
Special Weather Statements in Arkansas, 2018Every special weather statement in 2018
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.