Alert archive / Texas / Wind Advisories in 2008
Wind Advisory 13, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this wind advisory at Sep 1, 2008, 6:32 PM CDT for 6 counties in Texas. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Sep 1, 2008, 6:32 PM CDT (23:32 UTC)
- Expired
- Sep 2, 2008, 4:39 AM CDT
- In force
- 10 hr
- Issued by
- NWS Houston/Galveston, TX
Counties Chambers County, TX, Houston County, TX, Liberty County, TX, Polk County, TX, San Jacinto County, TX, Trinity County, TX
The radar
The Houston radar (KHGX), 126 km from the middle of the area, began a volume at 23:34 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, 11.5 hours before the alert went out and 182 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
- 41 J/kg
- Mixed-layer CIN
- -174 J/kg
- Mixed-layer LCL
- 1168 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 107 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KHGX 012332 NPWHGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 632 PM CDT MON SEP 1 2008 ...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY... .AS GUSTAV APPROACHES EAST TEXAS...WINDS WILL INCREASE TO 25 TO 30 MPH ACROSS TRINITY...POLK...SAN JACINTO...LIBERTY...AND CHAMBERS COUNTIES LATER TONIGHT. GUSTS TO 40 MPH ARE POSSIBLE IN RAIN BANDS. TXZ164-178-179-200-214-021200- /O.NEW.KHGX.WI.Y.0013.080901T2332Z-080902T1200Z/ CHAMBERS-LIBERTY-POLK-SAN JACINTO-TRINITY- INCLUDING THE CITIES OF...ANAHUAC...CLEVELAND...COLDSPRING... CORRIGAN...DAYTON...GROVETON...LIBERTY...LIVINGSTON... MONT BELVIEU...ONALASKA...SHEPHERD...TRINITY...WINNIE 632 PM CDT MON SEP 1 2008 ...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT TUESDAY. NORTHWEST WINDS OF 25 TO 30 MPH WILL DEVELOP LATER THIS EVENING AND PERSIST INTO TUESDAY MORNING AS GUSTAV APPROACHES FROM LOUISIANA. WIND GUSTS TO 40 MPH WILL BE POSSIBLE IN RAIN BANDS. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
2 follow-up statements
000 WWUS74 KHGX 020239 NPWHGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 939 PM CDT MON SEP 1 2008 ...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY... .AS GUSTAV APPROACHES EAST TEXAS...WINDS WILL INCREASE TO 25 TO 30 MPH ACROSS HOUSTON...TRINITY...AND POLK COUNTIES LATER TONIGHT. TXZ178-200-214-020345- /O.CAN.KHGX.WI.Y.0013.000000T0000Z-080902T1200Z/ CHAMBERS-LIBERTY-SAN JACINTO- INCLUDING THE CITIES OF...ANAHUAC...CLEVELAND...COLDSPRING... DAYTON...LIBERTY...MONT BELVIEU...SHEPHERD...WINNIE 939 PM CDT MON SEP 1 2008 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS CANCELLED THE WIND ADVISORY. WINDS HAVE DIMINISHED ACROSS THE AREA. $$ TXZ163-021200- /O.EXA.KHGX.WI.Y.0013.000000T0000Z-080902T1200Z/ HOUSTON- INCLUDING THE CITY OF...CROCKETT 939 PM CDT MON SEP 1 2008 ...WIND ADVISORY IN EFFECT UNTIL 7 AM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM CDT TUESDAY. NORTHWEST WINDS OF 25 TO 30 MPH WILL DEVELOP LATER TONIGHT AND PERSIST INTO TUESDAY MORNING AS GUSTAV APPROACHES FROM LOUISIANA. WIND GUSTS TO 40 MPH WILL BE POSSIBLE IN RAIN BANDS. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ TXZ164-179-021200- /O.CON.KHGX.WI.Y.0013.000000T0000Z-080902T1200Z/ POLK-TRINITY- INCLUDING THE CITIES OF...CORRIGAN...GROVETON...LIVINGSTON... ONALASKA...TRINITY 939 PM CDT MON SEP 1 2008 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT TUESDAY... NORTHWEST WINDS OF 25 TO 30 MPH WILL DEVELOP LATER TONIGHT AND PERSIST INTO TUESDAY MORNING AS GUSTAV APPROACHES FROM LOUISIANA. WIND GUSTS TO 40 MPH WILL BE POSSIBLE IN RAIN BANDS. A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 25 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS74 KHGX 020939 NPWHGX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 439 AM CDT TUE SEP 2 2008 ...WIND ADVISORY FOR THE NORTHEASTERN COUNTIES CANCELED... .THE REMNANTS OF GUSTAV HAVE WEAKENED WHICH HAS ALLOWED WINDS TO STAY IN THE 15 TO 25 MPH RANGE. TXZ163-164-179-021045- /O.CAN.KHGX.WI.Y.0013.000000T0000Z-080902T1200Z/ HOUSTON-POLK-TRINITY- INCLUDING THE CITIES OF...CORRIGAN...CROCKETT...GROVETON... LIVINGSTON...ONALASKA...TRINITY 439 AM CDT TUE SEP 2 2008 ...WIND ADVISORY IS CANCELED... THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS CANCELED THE WIND ADVISORY. AS THE REMNANTS OF GUSTAV CONTINUE TO WEAKEN AND MOVE OFF TO THE NORTHEAST. THIS HAS ALLOWED FOR A WEAKER PRESSURE GRADIENT ACROSS THE AREA. AS SUCH THE WIND ADVISORY HAS BEEN CANCELED AS SUSTAINED NORTHWEST WINDS HAVE AND WILL REMAIN BELOW 25 MPH. $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 5:51 PM CDT | Special Marine Warning | HGX | 114 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.