Chance for tornadoes / bowing squall-line around Houston
Posted by JAC on 1/31/2011, 9:21 am





SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
508 AM CST MON JAN 31 2011

...ARCTIC COLD FRONT TO ARRIVE TUESDAY WITH WINTRY PRECIPITATION
POSSIBLE FRIDAY...

AN ARCTIC COLD FRONT IS EXPECTED TO PUSH THROUGH SOUTHEAST TEXAS
DURING THE DAY TUESDAY. A LINE OF STRONG TO SEVERE THUNDERSTORMS
WILL DEVELOP ALONG IT TUESDAY MORNING WITH SOME STORMS PRODUCING
DAMAGING STRAIGHT LINE WINDS. STRONG NORTHERLY WINDS WILL BE
EXPECTED BEHIND THE FRONT AND A WIND ADVISORY MAY BE NEEDED FOR
MUCH OF THE AREA. THIS WILL USHER A MUCH COLDER AIRMASS INTO THE
AREA WITH TEMPERATURES FALLING INTO THE 40S BY TUESDAY AFTERNOON.
MINIMUM TEMPERATURES BY WEDNESDAY MORNING WILL BE IN THE LOW TO
MID 20S INLAND...UPPER 20S TO NEAR 30 ALONG THE COAST. A HARD
FREEZE WARNING MAY BE NEEDED. FREEZING TEMPERATURES WILL BE
POSSIBLE EACH NIGHT THROUGH THE END OF THE WEEK. RESIDENTS OF
SOUTHEAST TEXAS NEED TO MAKE NECESSARY PREPARATIONS TO PROTECT
PROPERTY AND LIFE FROM THE FREEZING TEMPERATURES. PIPES NEED TO
BE PROTECTED TO PREVENT BURSTING. PLANTS AND TENDER VEGETATION
WILL NEED PROTECTION FROM THE HARSH COLD. ENSURE THAT ELDERLY
PEOPLE AND CHILDREN ARE ALSO WELL PROTECTED AND HAVE SHELTER FROM
THE COLD CONDITIONS.

NWS METEOROLOGISTS WILL ALSO CONTINUE TO MONITOR A POSSIBLE
WINTER PRECIPITATION EVENT THURSDAY NIGHT THROUGH FRIDAY NIGHT.
THERE IS STILL LARGE UNCERTAINTY WITH REGARD TO THE TIMING OF THE
EVENT. AN UPPER LEVEL DISTURBANCE IS EXPECTED TO MOVE ACROSS THE
REGION EARLY FRIDAY MORNING THROUGH THE DAY TIME HOURS.
TEMPERATURES FRIDAY MORNING WILL BE WELL BELOW FREEZING SO SNOW
WILL BE THE MAIN PRECIPITATION TYPE. THE FROZEN PRECIPITATION
TYPE LARGELY DEPENDS ON MOISTURE AND TEMPERATURE PROFILES IN THE
LOWEST LEVELS OF THE ATMOSPHERE. THERE IS STILL SOME UNCERTAINTY
AS TO WHETHER THESE PARAMETERS WILL BE MET. RESIDENTS OF
SOUTHEAST TEXAS ARE ENCOURAGED TO CONTINUE TO MONITOR FORECASTS
FOR ANY CHANGES AND FOR UPDATED INFORMATION ON POSSIBLE HAZARDS
FROM ANY FROZEN PRECIPITATION
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In this thread:
Conclues PDS Winter Storm - JAC, 1/30/2011, 8:07 pm
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