Tornado Watch north of Austin into the evening

AUSTIN (KXAN) — Isolated severe storms containing very large hail, damaging winds and an isolated tornado risk has prompted the National Weather Service to issue a Tornado Watch for several counties northwest and north of Austin.Storm coverage will be very isolated, but any storm is capable of producing all modes of severe weather.An early-afternoon update to one of our high resolution models does show the cap may break resulting a rapid increase in thunderstorm formation.Storms that do de