Alert archive / Texas / Wind Advisories in 2023
Wind Advisory 11, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this wind advisory at Dec 9, 2023, 3:15 PM CST for Brazoria County, Galveston County, Matagorda County, Texas. It took effect at Dec 9, 2023, 11:00 PM CST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Dec 9, 2023, 3:15 PM CST (21:15 UTC)
- In effect from
- Dec 9, 2023, 11:00 PM CST
- Expired
- Dec 10, 2023, 9:00 AM CST
- In force
- 10 hr
- Issued by
- NWS Houston/Galveston, TX
Counties Brazoria County, TX, Galveston County, TX, Matagorda County, TX
The radar
The Houston radar (KHGX), 54 km from the middle of the area, began a volume at 21:17 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
Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.3 hours before the alert went out and 243 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
- 461 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 803 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 193 m²/s²
- 0-3 km storm-relative helicity
- 233 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.1
What forecasters said that day
The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Houston/Galveston, TX wrote its last area forecast discussion before this wind advisory went out at Dec 9, 3:13 PM CST, 2 minutes earlier.
Area forecast discussion, Dec 9, 3:13 PM CST, 2 minutes before
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</html>The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 3:17 AM CST | Gale Warning | HGX | 33 hr | |
| Dec 9, 3:17 AM CST | Low Water Advisory | HGX | 24 hr | |
| Dec 9, 4:21 PM CST | Special Weather Statement | HGX | San Jacinto | 54 min |
| Dec 9, 4:40 PM CST | Special Weather Statement | HGX | Harris | 35 min |
| Dec 9, 5:00 PM CST | Special Weather Statement | HGX | Polk | 45 min |
| Dec 9, 5:12 PM CST | Special Weather Statement | HGX | Harris | 33 min |
| Dec 9, 5:12 PM CST | Special Weather Statement | HGX | Fort Bend | 48 min |
| Dec 9, 5:21 PM CST | Special Weather Statement | HGX | Harris | 39 min |
| Dec 9, 5:29 PM CST | Special Weather Statement | HGX | Wharton | 61 min |
| Dec 9, 5:31 PM CST | Special Weather Statement | HGX | Harris | 44 min |
| Dec 9, 5:36 PM CST | Special Weather Statement | HGX | Polk | 24 min |
| Dec 9, 5:51 PM CST | Severe Thunderstorm Warning | HGX | Harris, Liberty, Montgomery | 39 min |
| Dec 9, 5:59 PM CST | Severe Thunderstorm Warning | HGX | Wharton | 21 min |
Nearby
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.