UPDATE: The heavy thunderstorms of overnight are continuing to move Southeast, however, there are still a few more brewing in the Hill Country. The area may see another storm or two later this morning, KSAT 12 Meteorologist Mike Osterhage said.
The storms will clear and it will be mostly sunny on Monday, with highs in the mid 90s. Temperatures will be near 100° by mid week, Osterhage said.
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Scattered, strong to severe thunderstorms will be possible late Sunday night through very early Monday morning across a portion of South Texas.
A Severe Thunderstorm Watch has been issued for a large portion of South Texas, including Bexar County and San Antonio. This Severe Thunderstorm Watch means that severe thunderstorms will be possible through about 3 a.m. Monday. Severe storms may produce hail greater than the size of quarters and winds up to 60 mph.
Thunderstorms will be approaching South Texas from the north Sunday night. These storms are expected to arrive in San Antonio between about 10 p.m. and 12 a.m., depending on their speed.
These thunderstorms will move southeast and toward the Gulf of Mexico during the overnight hours.
Rain chances will drop out of the forecast by dawn on Monday. Although, there could be a few lingering showers southeast of San Antonio during the first part of the day.
Later this week, we really crank up the heat! High temperatures will be near 100° both Wednesday and Thursday.