FloodZoneMap.org

Flash Flood — Dallam, TX

Jun 12, 2021

A weak upper level disturbance moved along the northern side of an upper level ridge centered across the Desert Southwest generating thunderstorms over the mountains of Colorado and New Mexico. These storms slowly moved east into the Panhandles and encountered an environment with weak to moderate wind shear but extreme instability and high moisture which allowed these storms to thrive and increase in severity and organization as they tracked east. The main impact from the storms were from damagi

Source: NOAA National Weather Service Storm Events Database (event 963848). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Dallam, TX

This event is one of many recorded floods in Dallam County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Dallam County flood data →

More Flood Stories

Flood

Dallam, TX · Jul 4, 2021

A plume of monsoon moisture extended across the region and thunderstorms were ongoing in the morning of the 4th due to an Mesoscale Convective Vortex (MCV) moving southeast from the northeast Texas Panhandle into western Oklahoma.

Read the full account →
Flood

Dallam, TX · Aug 8, 2020

On the evening of August 8th a main area of thunderstorms moved from New Mexico and Colorado into the northwest combined Panhandles. Some storms trained across the same area just to the northwest of Highway 54 between Dalhart and Stratford.

Read the full account →
Hurricane (Typhoon)9 deaths$2.0B damage

Harris, TX · Sep 12, 2008

The eye of Hurricane Ike moved ashore in Galveston County near the city of Galveston. At landfall, Ike had a central pressure of 951.6 mb, as measured at Galveston Pleasure Pier, and a maximum estimated storm surge of 17 feet over portions of Chambers County and the Bolivar…

Read the full account →
Flash Flood2 deaths$50.0M damage

Comal, TX · Oct 17, 1998

The Great October FloodIn advance of a very slow-moving upper level trough of low pressure over West Texas, a cold front drifted slowly southeastward into West Central Texas during the evening of Friday, October 16th.

Read the full account →