Winter Storm — Williamson, Texas

2009-01-27 to 2009-01-28 · Williamson, Texas

Event narrative

Jarrell Fire Department reported that all overpasses between Jarrell and Georgetown were iced over. Numerous roads had ice accumulation countywide with multiple traffic accidents. Portions of Highway 45 were closed due to ice. Public reported ice accumulation up to 1/4 inch in many locations including Georgetown, Round Rock, and Pflugerville.

Wider weather episode

An arctic airmass came through all of central and south central Texas before an upper level disturbance and strong jet stream moved overhead during the overnight hours on January 27 and the early morning of January 28. Freezing rain was reported across much of the hill country and the interstate 35 corridor from New Braunfels up through Georgetown and Williamson County. Many traffic accidents were reported with ice buildup from one tenth of an inch up to one quarter of an inch. Heaviest ice was up through Williamson County where major impacts on roads and bridges were observed. Elsewhere, bridges were iced and dangerous with ice accumulation on outside surfaces.

Source: NOAA Storm Events Database, event_id 143588. Narrative written by the NWS forecast office that issued the report.