Heavy rain, storms to fire up through the day; Flash Flood Warning in effect for some areas

PITTSBURGH — Be ready for fast changes today, as showers and thunderstorms will fire up periodically throughout the day.

>TRACK THE RAIN & STORMS HERE<

A Flash Flood Warning is in effect for the following areas until 1:45 p.m.

• Central Allegheny County and Central Washington County until 1:45 p.m.

• East Central Allegheny County, Northwestern Westmoreland County, Southern Armstrong County, Central Indiana County until 2:15 p.m.

• Central Westmoreland County, Central Armstrong County and Indiana County until 3:15 p.m.

There will be many dry hours, but storms will be possible at any time during the day. Some of the storms will be strong with heavy rain and gusty winds. Again, watch for localized flooding and 50 mph winds in the strongest storms.

The cold front finally crosses Tuesday afternoon and will bring the rain to an end this evening.

Finally ,a fairly quiet stretch of weather will set up for the latter half of the week. A weak disturbance may bring a few thunderstorms Thursday afternoon, but high pressure should deliver a dry and warm holiday with rain-free conditions expected into most of the weekend.

Temperatures may again reach 90 degrees by Sunday.

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