Alert archive / Texas / Flash Flood Warnings in 2015

Flash Flood Warning 108, NWS Houston/Galveston, TX

June 28, 2015Waller County, Washington County, Texas

NWS Houston/Galveston, TX issued this flash flood warning at Jun 28, 2015, 4:59 AM CDT for Waller County, Washington County, Texas. It was in force for 91 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: Jun 28, 2015, 4:59 AM CDT (09:59 UTC)
Expired: Jun 28, 2015, 6:30 AM CDT
In force: 91 min
Issued by: NWS Houston/Galveston, TX
Area: Storm-based polygon
Flood severity: None

Counties Waller County, TX, Washington County, TX

The radar

The Houston radar (KHGX), 129 km from the middle of the area, began a volume at 09:58 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 forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at Jun 28, 4:11 AM CDT, 48 minutes earlier.

Area forecast discussion, Jun 28, 4:11 AM CDT, 48 minutes before

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Hazardous weather outlook, Jun 28, 4:21 AM CDT, 38 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
421 AM CDT SUN JUN 28 2015

TXZ163-164-176>179-195>200-210>214-226-227-235>238-291300-
AUSTIN-BRAZORIA-BRAZOS-BURLESON-CHAMBERS-COLORADO-FORT BEND-
GALVESTON-GRIMES-HARRIS-HOUSTON-JACKSON-LIBERTY-MADISON-MATAGORDA-
MONTGOMERY-POLK-SAN JACINTO-TRINITY-WALKER-WALLER-WASHINGTON-
WHARTON-
421 AM CDT SUN JUN 28 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TODAY AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TODAY INTO THIS
EVENING. THE MAIN HAZARD EXPECTED IS LOCALLY HEAVY RAINFALL.
HOWEVER...ISOLATED STRONG STORMS MAY GENERATE FREQUENT CLOUD-TO-
GROUND LIGHTNING AND STRONG GUSTY WINDS. OTHERWISE...PORTIONS OF
THE LOWER TRINITY RIVER IS EXPECTED TO REMAIN IN FLOOD.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

SCATTERED MAINLY DAYTIME SHOWERS AND THUNDERSTORMS ARE POSSIBLE
THROUGH WEDNESDAY. ISOLATED STRONG STORMS ARE POSSIBLE WITH THE
MAIN IMPACTS CLOUD-TO-GROUND LIGHTNING...LOCALLY HEAVY RAINFALL...
AND GUSTY WINDS. THE SHOWER AND THUNDERSTORM OVERAGE IS THEN
EXPECTED TO BECOME MORE ISOLATED THURSDAY THROUGH SATURDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED TODAY.

In the hours before

Local storm report, Jun 28, 2:30 AM CDT, 2 hours 29 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
230 AM CDT SUN JUN 28 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0226 AM     HEAVY RAIN       KATY                    29.80N  95.82W
06/28/2015  M3.88 INCH       HARRIS             TX   MESONET

            RAINFALL FELL BETWEEN 12 MIDNIGHT AND 2 AM CDT.

&&

EVENT NUMBER HGX1500407

40

Local storm report, Jun 28, 2:37 AM CDT, 2 hours 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
237 AM CDT SUN JUN 28 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1130 PM     FLASH FLOOD      5 NE JERSEY VILLAGE     29.94N  95.52W
06/27/2015                   HARRIS             TX   PUBLIC

            SOCIAL MEDIA REPORT OF RAMP FROM HWY 249 SOUTH TO
            BELTWAY 8 FLOODED

&&

EVENT NUMBER HGX1500408

MH

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 27, 8:54 PM CDT	Areal Flood Advisory	HGX	Harris	2 hr
Jun 27, 9:43 PM CDT	Flash Flood Warning	HGX	Harris	3 hr
Jun 27, 9:57 PM CDT	Areal Flood Advisory	HGX	Harris, Montgomery, Waller	2 hr
Jun 27, 10:10 PM CDT	Flash Flood Warning	HGX	Harris, Montgomery, Waller	2 hr
Jun 27, 11:34 PM CDT	Areal Flood Advisory	HGX	Harris	56 min
Jun 28, 12:12 AM CDT	Areal Flood Advisory	HGX	Fort Bend, Harris, Waller	2 hr
Jun 28, 12:33 AM CDT	Flash Flood Warning	HGX	Fort Bend, Harris, Waller	117 min
Jun 28, 12:48 AM CDT	Areal Flood Advisory	HGX	Polk, San Jacinto	117 min
Jun 28, 1:25 AM CDT	Areal Flood Advisory	HGX	Grimes, Montgomery	2 hr
Jun 28, 3:29 AM CDT	Areal Flood Advisory	HGX	Liberty, San Jacinto	2 hr
Jun 28, 3:31 AM CDT	Areal Flood Advisory	HGX	Brazos, Grimes, Washington	119 min
Jun 28, 5:19 AM CDT	Areal Flood Advisory	HGX	Grimes, Harris, Montgomery, Waller, Washington	56 min
Jun 28, 5:27 AM CDT	Areal Flood Advisory	HGX	Harris, Liberty, Montgomery, San Jacinto	63 min
Jun 28, 5:43 AM CDT	Flash Flood Warning	HGX	Grimes, Harris, Montgomery, Waller, Washington	2 hr
Jun 28, 5:52 AM CDT	Flash Flood Warning	HGX	Liberty, Montgomery, San Jacinto	113 min
Jun 28, 6:30 AM CDT	Areal Flood Advisory	HGX	Harris, Montgomery	2 hr
Jun 28, 7:18 AM CDT	Areal Flood Advisory	HGX	Chambers, Harris, Liberty	117 min
Jun 28, 7:40 AM CDT	Flash Flood Warning	HGX	Grimes, Harris, Montgomery, Waller, Washington	3 hr
Jun 28, 8:10 AM CDT	Special Marine Warning	HGX		65 min
Jun 28, 8:32 AM CDT	Areal Flood Advisory	HGX	Harris, Montgomery	58 min
Jun 28, 8:39 AM CDT	Special Marine Warning	HGX		96 min
Jun 28, 8:45 AM CDT	Areal Flood Advisory	HGX	Chambers, Harris, Liberty	2 hr
Jun 28, 10:06 AM CDT	Special Marine Warning	HGX		84 min
Jun 28, 2:25 PM CDT	Special Marine Warning	HGX		65 min
Jun 28, 4:27 PM CDT	Severe Thunderstorm Warning	HGX	Grimes, Montgomery, Walker	31 min

Nearby

Flash Flood Warnings in Texas, 2015 Every flash flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.