National Weather Service United States Department of Commerce

Heavy Rain and Flash Flooding Concerns in California; Heavy Snow in the Sierra

An atmospheric river will bring heavy rainfall to lower elevations of California this week, and heavy snow to the Sierra Nevada mountains. Flash flooding, some of which may be locally considerable, will be a concern on the western foothills of the Sierra Nevada mountains through Tuesday. Landslides, rockfalls and mudslides are possible in the Southern California mountains. Read More >

Storm Overview

A passing storm system that developed over the central Great Plains brought widespread light to moderate snow to all of southeastern Iowa, west central Illinois and northeast Missouri on Dec 15-16, 2019. Snow began during the midday on December 15th, and lasted to around midnight on December 16th before tapering off from west to east.

Snowfall totals were highest generally along and south of the Highway 34 corridor. To the north, amounts of 1-3 inches were common up to the I-80 corridor. To the south, reports were around 3-4 inches. A report of 5 inches was received from an NWS Cooperative Observing Station in Augusta, IL.

 

Official National Weather Service Observations

Moline: 1.7" 

Davenport: 0.8"

Dubuque: N/A

 

***Cedar Rapids, Iowa City and Burlington do not measure snow as part of their climate records. Please see the Snowfall Amounts and Storm Reports sections for reported snow amounts in these locations.***

Image
WPC - Surface Map and Radar Loop
nws logo Media use of NWS Web News Stories is encouraged!
Please acknowledge the NWS as the source of any news information accessed from this site.
nws logo