Alert archive / Texas / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 200, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Nov 12, 2018, 1:44 AM CST for Freestone County, Limestone County, Texas. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Nov 12, 2018, 1:44 AM CST (07:44 UTC)
- Expired
- Nov 12, 2018, 2:12 AM CST
- In force
- 28 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 50.0 mph
Counties Freestone County, TX, Limestone County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 138 km from the middle of the area, began a volume at 07:46 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
Shreveport, LA (KBAD), launched 00:00Z, 7.7 hours before the alert went out and 264 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1049 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 58 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 11, 11:51 PM CST, 1 hour 53 minutes earlier.
Area forecast discussion, Nov 11, 11:51 PM CST, 1 hour 53 minutes before
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</html>Hazardous weather outlook, Nov 11, 9:15 PM CST, 4 hours 29 minutes before
Hazardous Weather Outlook National Weather Service Fort Worth TX 915 PM CST Sun Nov 11 2018 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-130315- Montague-Cooke-Grayson-Fannin-Lamar-Young-Jack-Wise-Denton-Collin- Hunt-Delta-Hopkins-Stephens-Palo Pinto-Parker-Tarrant-Dallas- Rockwall-Kaufman-Van Zandt-Rains-Eastland-Erath-Hood-Somervell- Johnson-Ellis-Henderson-Comanche-Mills-Hamilton-Bosque-Hill-Navarro- Freestone-Anderson-Lampasas-Coryell-Bell-McLennan-Falls-Limestone- Leon-Milam-Robertson- 915 PM CST Sun Nov 11 2018 This Hazardous Weather Outlook is for North and Central Texas. .DAY ONE...Tonight. Isolated thunderstorms will be possible tonight, mainly across Central and East Texas. Lightning and small hail will be the primary hazards. .DAYS TWO THROUGH SEVEN...Monday through Saturday. Isolated thunderstorms may occur Monday morning. Lightning will continue to be the primary hazard with any storms. In areas north and west of the Dallas/Fort Worth Metroplex, snow may mix with the rain Monday afternoon before the precipitation comes to an end. Light snow accumulation on grassy surfaces will be possible, but significant impacts to travel are not anticipated. A widespread freeze is expected Monday night. As many locations have yet to see freezing temperatures this season, a Freeze Warning is in effect for all of North and Central Texas. Another freeze with even colder conditions will occur Tuesday night, with all locations dropping into the 20s for an extended period of time. A third consecutive freeze will follow Wednesday night. These freezes will bring an end to the growing season. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. Bain
In the hours before
Special weather statement, Nov 11, 10:38 PM CST, 3 hours 6 minutes before
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</html>The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 11, 7:51 PM CST | River Flood Warning | FWD | Hunt, Rockwall | 36 hr |
| Nov 11, 8:11 PM CST | River Flood Warning | FWD | Dallas | 42 hr |
| Nov 11, 9:15 PM CST | Special Weather Statement | FWD | Bell | 45 min |
| Nov 11, 9:44 PM CST | Severe Thunderstorm Warning | FWD | McLennan | 38 min |
| Nov 11, 10:15 PM CST | Special Weather Statement | FWD | Bell | 30 min |
| Nov 11, 10:24 PM CST | Special Weather Statement | FWD | Navarro | 36 min |
| Nov 11, 10:38 PM CST | Special Weather Statement | FWD | McLennan | 37 min |
| Nov 11, 10:50 PM CST | Special Weather Statement | FWD | Limestone | 25 min |
| Nov 11, 11:08 PM CST | Special Weather Statement | FWD | Lampasas | 37 min |
| Nov 12, 12:29 AM CST | Special Weather Statement | FWD | McLennan | 31 min |
| Nov 12, 12:40 AM CST | Special Weather Statement | FWD | Robertson | 35 min |
| Nov 12, 1:08 AM CST | Special Weather Statement | FWD | Freestone | 37 min |
| Nov 12, 1:12 AM CST | Severe Thunderstorm Warning | FWD | Freestone, Leon, Limestone | 48 min |
| Nov 12, 1:29 AM CST | Areal Flood Advisory | FWD | Freestone, Limestone, McLennan, Navarro | 4 hr |
| Nov 12, 1:45 AM CST | Special Weather Statement | FWD | Anderson | 30 min |
| Nov 12, 8:34 AM CST | River Flood Warning | FWD | Hunt | 25 hr |
| Nov 12, 9:22 AM CST | River Flood Warning | FWD | Parker | 11 hr |
| Nov 12, 9:22 AM CST | River Flood Warning | FWD | Limestone | 49 hr |
| Nov 12, 2:36 PM CST | River Flood Warning | FWD | Leon, Robertson | 5 days |
Nearby
Severe Thunderstorm Warnings in Texas, 2018Every severe thunderstorm warning 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.