| UPDATE 1:30PM - Flood Warning and Waterspout |
By Justin Poublon
August 17, 2018 - 1:30 PM CST |
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0UPDATE 1:30PM - 8.6" of heavy rain reported in Watertown last night. That is an impress amount of rain. Flood Warning has been canceled.
UPDATE 10:00AM - Flash flood warning issued for the Madison/Watertown area until 11:15AM

Image from 8:00AM. Rainfall amounts exceeding 5" in the the red area.
Radar estimated rainfall in excess of 5" between Madison and Milwaukee, generally north of I-94. Rain is just coming to an end now and there are spots at or above 6.0". Here are the official reports as of 9:45AM:

Heavy Rain reports as of 9:45AM Friday. Late report of 6.0" in Watertown.
The heavy rain is driven by a slow moving anomalous 500mb low which provides convective instability and consistent source of organized lift across southern WI.
Waterspout

Waterspout reported near Milwaukee

img src Rachel Krueger - https://twitter.com/jritka/status/1030427652765704193