Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 65, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Jun 15, 2021, 5:57 PM CDT for Harris County, Texas. It was in force for 33 min. 15 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 15, 2021, 5:57 PM CDT (22:57 UTC)
- Expired
- Jun 15, 2021, 6:30 PM CDT
- In force
- 33 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Harris County, TX
The radar
The Houston radar (KHGX), 49 km from the middle of the area, began a volume at 23:01 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 15, 5:57 PM CDT | HAIL 0.5 | 3 N Houston, TX | REPORT FROM MPING: HALF-INCH (0.50 IN.). |
| Jun 15, 5:58 PM CDT | HAIL 1 | 4 Ne Hilshire Village, TX | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Jun 15, 6:00 PM CDT | HAIL 0.75 | 2 Nnw Houston, TX | |
| Jun 15, 6:00 PM CDT | HAIL 1 | 2 N Houston, TX | QUARTER SIZE HAIL. |
| Jun 15, 6:00 PM CDT | HAIL 1 | 4 Ene Hilshire Village, TX | |
| Jun 15, 6:01 PM CDT | HAIL 1 | 3 N Houston, TX | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Jun 15, 6:03 PM CDT | HAIL 0.5 | 4 Ne Hilshire Village, TX | REPORT FROM MPING: HALF-INCH (0.50 IN.). |
| Jun 15, 6:07 PM CDT | HAIL 1 | 4 Nnw Houston, TX | PEA TO QUARTER SIZED HAIL REPORTED IN THE GARDEN OAKS/OAK FOREST NEIGHBORHOOD. |
| Jun 15, 6:10 PM CDT | TSTM WND GST 50 | 1 Ese Houston, TX | CORRECTS PREVIOUS TSTM WND GST REPORT FROM 1 ESE HOUSTON. WINDS GUSTING OVER 50 MPH. TREES/TREE LIMBS DOWN. |
| Jun 15, 6:10 PM CDT | TSTM WND GST 50 | 1 Ese Houston, TX | WINDS GUSTING OVER 50 MPH. |
| Jun 15, 6:11 PM CDT | HAIL 0.5 | 3 N Houston, TX | REPORT FROM MPING: HALF-INCH (0.50 IN.). |
| Jun 15, 6:26 PM CDT | HAIL 1 | 4 Ne Hilshire Village, TX | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Jun 15, 6:27 PM CDT | TSTM WND DMG | 1 W Jacinto City, TX | ROOF DAMAGE TO INDUSTRIAL BUILDING AS A RESULT OF THUNDERSTORM WIND GUSTS. |
| Jun 15, 6:27 PM CDT | TSTM WND DMG | 1 W Jacinto City, TX | ROOF DAMAGE TO INDUSTRIAL BUILDING DUE TO THUNDERSTORM WIND GUSTS. |
| Jun 15, 6:35 PM CDT | NON-TSTM WND GST 39 | 2 E West University Pla, TX | AWOS STATION KMCJ HOUSTON UNIV. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.0 hours before the alert went out and 217 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
- 2560 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 884 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 6 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
313 WUUS54 KHGX 152257 SVRHGX TXC201-152330- /O.NEW.KHGX.SV.W.0065.210615T2257Z-210615T2330Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Houston/Galveston TX 557 PM CDT Tue Jun 15 2021 The National Weather Service in League City has issued a * Severe Thunderstorm Warning for... Central Harris County in southeastern Texas... * Until 630 PM CDT. * At 557 PM CDT, a severe thunderstorm was located over Central Northwest, or over Greater Heights, moving southeast at 10 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Bellaire, West University Place, Galena Park, Jacinto City, Hunters Creek Village, Piney Point Village, Midtown Houston, Downtown Houston, Northside / Northline, Greenway / Upper Kirby Area, Second Ward, Greater Heights, Neartown / Montrose, Greater Eastwood, Near Northside Houston, Greater Fifth Ward, Memorial Park, Greater Third Ward, Fourth Ward and University Place. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 2985 9553 2990 9539 2974 9517 2965 9549 TIME...MOT...LOC 2257Z 326DEG 8KT 2982 9543 HAIL...0.75IN WIND...60MPH $$
1 follow-up statement
567 WWUS54 KHGX 152307 SVSHGX Severe Weather Statement National Weather Service Houston/Galveston TX 607 PM CDT Tue Jun 15 2021 TXC201-152330- /O.CON.KHGX.SV.W.0065.000000T0000Z-210615T2330Z/ Harris TX- 607 PM CDT Tue Jun 15 2021 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 630 PM CDT FOR CENTRAL HARRIS COUNTY... At 607 PM CDT, a severe thunderstorm was located over northwestern Greater Heights, moving southeast at 10 mph. A storm spotter reported dime size hail and 35 to 40 mph winds in the Heights at 6 PM. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Bellaire, West University Place, Galena Park, Jacinto City, Hunters Creek Village, Midtown Houston, Downtown Houston, Northside / Northline, Greenway / Upper Kirby Area, Second Ward, Greater Heights, Neartown / Montrose, Greater Eastwood, Near Northside Houston, Greater Fifth Ward, Memorial Park, Greater Third Ward, Fourth Ward, University Place and Astrodome Area. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 2985 9549 2989 9537 2974 9517 2965 9549 TIME...MOT...LOC 2307Z 326DEG 8KT 2980 9542 HAIL...0.75IN WIND...60MPH $$
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 7:51 PM CDT | Special Weather Statement | HGX | Trinity | 39 min |
| Jun 15, 11:14 AM CDT | Heat Advisory | HGX | Austin, Brazoria, Colorado, Fort Bend, Galveston, Harris and 10 more | 8 hr |
| Jun 15, 2:58 PM CDT | Special Weather Statement | HGX | Montgomery | 47 min |
| Jun 15, 3:29 PM CDT | Special Weather Statement | HGX | Fort Bend | 46 min |
| Jun 15, 4:08 PM CDT | Special Weather Statement | HGX | Wharton | 52 min |
| Jun 15, 5:08 PM CDT | Special Weather Statement | HGX | Liberty | 37 min |
| Jun 15, 5:13 PM CDT | Special Weather Statement | HGX | Waller | 47 min |
| Jun 15, 5:33 PM CDT | Special Weather Statement | HGX | Liberty | 42 min |
| Jun 15, 5:48 PM CDT | Special Weather Statement | HGX | Harris | 42 min |
| Jun 15, 6:06 PM CDT | Special Marine Warning | HGX | 114 min | |
| Jun 15, 6:28 PM CDT | Severe Thunderstorm Warning | HGX | Chambers, Galveston, Harris | 47 min |
| Jun 15, 6:35 PM CDT | Special Weather Statement | HGX | Chambers | 40 min |
| Jun 15, 6:39 PM CDT | Special Marine Warning | HGX | 96 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.