A flood watch is in effect for Summit County and surrounding areas from now until 6 p.m. Monday, Sept. 4.
Flash flooding caused by excessive rainfall is possible. Excessive runoff may result in flooding of rivers, creeks, streams and other flood-prone locatons.
Monsoon moisture will spread northward this holiday weekend, aided by low pressure and a cold front tracking through Utah. This will bring the potential for mutliple rounds of heavy rainfall.