Louisville, KY
Weather Forecast Office
Several days of widespread thunderstorm activity resulted in some amazing amounts of rain over the Lower Ohio Valley during the first week and a half of July. The map below shows the percentage of normal rainfall that has taken place across the region since July 1, 2016:
Zoomed out a bit, we can see a wide band of very heavy rain stretching from Kansas to Kentucky:
The heaviest rainfall observed in the Ohio Valley during this time was 13.91" at the Calvert City CoCoRaHS station in Marshall County. An automated station at Land Between the Lakes received 13.74". In the NWS Louisville area of responsibility the highest amount was 7.53" in Auburn in Logan County.
It wasn't too long ago that the region was on the dry side. Check out the U.S. Drought Monitor from June 28 (the yellow shading indicated areas that were dry):
As an interesting side note, take a look at the rainfall that fell during this exact same period, July 1-9, last year:
Rather similar! Looking at Paducah's rainfall records, July 1-9, 2016 is the 2nd wettest July 1-9 period ever recorded in the city with 6.40" of rain. The #1 wettest first 9 days of July? Set just last year, 2015, with 8.32".
So, how much rain did you get? Become a CoCoRaHS observer and you can tell us every day how much rain falls in your back yard!
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Louisville, KY
6201 Theiler Lane
Louisville, KY 40229-1476
502-969-8842
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