Friday, July 21, 2017
Severe Weather Friday Evening
(12:35:06 AM) nwsbot: Local Storm Report by NWS DVN: Freeport [Stephenson Co, IL] law enforcement reports FLASH FLOOD at 12:15 AM CDT -- 4 road closures in stephenson county due to flash flooing. highway 20 west closed at dameier road. highway 20 closed at kiever road. highway 20 closed west of galena road to the county line. highway 73 closed at west lousia road
12:15pm Update: Severe Thunderstorm Warning for Jo Daviess, Stephenson and Carroll counties has allowed to expire. The line of storms have fallen below severe limits, but still could be capable of producing 30 to 50 mph wind gusts.
(12:21:42 AM) nwsbot: Local Storm Report by NWS DVN: Stockton [Jo Daviess Co, IL] co-op observer reports HEAVY RAIN of M5.79 INCH at 12:13 AM CDT -- rainfall since 545 pm...still raining.
Severe Thunderstorm Watch has been extended until 2am for Winnebago, Boone, McHenry, Ogle, Lee and DeKalb counties.
Severe Thunderstorm Watch has been extended until 2am for Stephenson, Jo Daviess, Carroll and Whiteside counties. Strong winds, hail and extremely heavy rainfall will likely continue into the night.
Severe Thunderstorm Warning for Jo Daviess, Stephenson and Carroll counties until 12:15am. 60 mph wind gusts and penny sized hail are possible with these storms. Severe warned storm is currently in northeast Iowa and moving southeast at 40 mph.
Thunderstorms have developed over northeast Iowa and northwest Illinois as the low level jet has started to develop out to the west. This has caused a line of thunderstorms to develop and remain fairly stationary over Iowa and Illinois. Ongoing flooding over northwest Illinois will only worsen with the incoming rain. We've received reports of roads closed in Lena due to flooding as well as in Cedarville due to standing water on several county roads.
(10:15:42 PM) nwsbot: Local Storm Report by NWS DVN: Cedarville [Stephenson Co, IL] law enforcement reports FLASH FLOOD at 09:00 PM CDT -- portions of several county roads barricaded due to high water. time estimated by radar.
(10:28:36 PM) nwsbot: Local Storm Report by NWS DVN: 1 N Lena [Stephenson Co, IL] emergency mngr reports FLASH FLOOD at 09:00 PM CDT -- highway 73 at louisa road closed due to flooding. time estimated by radar.
Heavy rain coming down over northern and southern DeKalb County. Please remember to NEVER drive through a flooded roadway, especially at night.
Extremely heavy rain coming down from Winnebago, southwest into Carroll County. Rainfall rates close to an inch and a half per hour are likely.
(8:48:36 PM) nwsbot: Local Storm Report by NWS DVN: SW Stockton [Jo Daviess Co, IL] trained spotter reports HEAVY RAIN of M1.66 INCH at 08:46 PM CDT --
(8:56:23 PM) nwsbot: Local Storm Report by NWS LOT: SSW Ashton [Lee Co, IL] cocorahs reports HEAVY RAIN of M0.67 INCH at 08:28 PM CDT -- 0.67 inches of rain fell in 12 minutes.
Flash Flood Warnings have been issued for Jo Daviess, Stephenson, Winnebago, Boone, McHenry, Ogle, Carroll and Whiteside counties through early Saturday morning. Significant rainfall has been falling throughout the Stateline with radar estimated totals over two inches.
Severe Thunderstorm Warning for DeKalb County until 9pm.
Severe Thunderstorm Warning for Ogle County has been cancelled. Storm is still capable of producing strong wind gusts
Flash Flood Warnings have been issued for Ogle, Stephenson and Jo Daviess counties until 1:45am. Radar estimated rainfall totals of two inches have bee recorded, with additional 1" to 2", possibly 3" per hour.
A Severe Thunderstorm Warning has been issued for Stephenson County until 7pm. Storm was located just west of Freeport and moving southeast at 30 mph. Quarter sized hail will be the biggest threat for storms, but also watching the potential for strong winds just southwest of Freeport. Remain indoors and away from windows until the storm passes.
A Severe Thunderstorm Watch has been issued for all of northern Illinois and southern Wisconsin until Midnight. One round of thunderstorms moved through earlier Friday afternoon, with additional thunderstorms expected to move in from the west. Damaging winds, hail and very heavy rainfall will all be possible.