Texas, USA Continues to Experience Heavy Rainfall and Severe Convective Weather

On July 4th, central Texas, USA, experienced moderate to heavy rainfall, with localized severe downpours, leading to flooding that resulted in multiple deaths and missing persons. Over the next two days, influenced by the persistent low-level vortex, parts of central Texas are expected to continue experiencing moderate to heavy rainfall, with localized severe or extreme downpours, accompanied by severe convective weather including short-duration heavy rainfall and thunderstorm gales. Accumulated precipitation will reach 30-80 mm, with some areas exceeding 100 mm. Continuous attention is required for secondary disasters triggered by the heavy rainfall, including flooding, landslides, mudslides, and urban waterlogging.

Figure 1  24h Precipitation Monitoring on July 4, 2025 (UTC) (Unit: mm)

Figure 2  500 hPa Geopotential Height (contours, unit: dagpm), 850 hPa Wind Field (wind barbs, unit: m/s), and 850 hPa Relative Humidity (shaded, unit: %) at 1200 UTC on July 5, 2025

Figure 3  48-hour Accumulated Precipitation Forecast from 0000UTC July 5 to 0000UTC July 7, 2025 (Unit: mm)

Author: Xie Jin                                 Reviewer: Zhang Bo 

English reviewer:Wang Yi                                               Issue approver:Dai Kan