As much as 5 inches rain measured Thursday in Md. on wettest day since Sandy

Several-day rainfall levels could approach 6 inches or more in many parts of the region, with reports of anywhere from 2-5 inches of rainfall across Maryland on Thursday.

The official tally was 2.35 inches at Baltimore-Washington International Airport, Baltimore's wettest day since Hurricane Sandy dumped 5.51 inches at the airport. Another 0.07 inches of rain fell late Monday as the nor'easter storm first arrived.

Several more inches were expected to fall across the region Friday, with the rain gauge at BWI already topping Thursday's levels as of 11 a.m. with 2.8 inches measured. That includes 1.33 inches that fell in the 9 o'clock hour Friday morning.

According to amateur weather observers reporting to CoCoRaHS, a network of precipitation observations, about 3 inches fell across most of the Baltimore area on Thursday. The highest tally in the state was 5.04 inches a few miles south of Hagerstown in Washington County.

Baltimore County:

  • 3.23 inches in Catonsville
  • 3.4 inches in Jacksonville
  • 2.92 inches in Reisterstown
  • 2.79 inches in Towson

Howard County:

  • 2.8 inches in Columbia
  • 3.36 inches near Jessup

Anne Arundel County:

  • 3.05 inches near Pasadena
  • 2.58 inches near Fort Meade
  • 1.62 inches in Riva

Carroll County:

  • 3.2 inches in Westminster
  • 3.02 inches in Eldersburg

Harford County:

  • 2.44 inches in Bel Air
  • 3.15 inches in Norrisville

Heavier rainfall totals were reported slightly to our north, with as much as 6 inches in York County and 5.9 inches in Lancaster County on Thursday.

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