Heavy thunderstorms developed this morning in an around Jefferson, Bibb, St. Clair, Blount and Shelby Counties.
1.61 inches of rain in my rain gauge in Trussville in a little over an hour with moderate rain continuing at 8:30.
A flood advisory has been issued for Jefferson County. Many spots have gotten two inches and another inch or two may fall over the next couple of hours.
From the NWS Advsory:
PRECAUTIONARY/PREPAREDNESS ACTIONS…
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS ON
SMALL CREEKS AND STREAMS…AND PONDING OF WATER IN URBAN AREAS…
HIGHWAYS…STREETS AND UNDERPASSES AS WELL AS OTHER POOR DRAINAGE
AREAS AND LOW LYING SPOTS.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT TAKES ONLY A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
