According to trained spotters, COOP observers and myself there was an average of 7 inches of new snowfall in and around Jefferson County. Below is a map from the NWS showing initial snowfall amounts from the January 19th, 2011 snowstorm.
Most areas of the County had 2-3 inches of snow left over from last weeks snowstorm. Total snow depth in some areas are over 11 inches.
Preliminary forecast for this weekend are calling for another couple of inches of snow on Sunday. Check back in with jf-ks.com this weekend for more information.
There is a slight chance for severe weather again this afternoon in Jefferson County.
Pay attention to developing storms this afternoon. It looks like there will be a window for the development of supercell thunderstorms early in the evening with the storms then progressing to more of a squall line event later.
4:30pm update – The conditions are becoming favorable for the initiation of thunderstorms over the next couple of hours.
5:30pm update – Cap is currently holding in place preventing storm initiation. NWS is expecting this cap to erode in the next hour or so and this will allow storms to develop in the area.
5:55pm update – A Tornado Watch has been issued for Jefferson County until 1:00am.
Ozawkie Kansas was hit by microburst at 1:06 pm Friday August 20th. Estimated winds speeds from the event were between 75-80 mph. Numerous trees were damaged by the storm along with many homes in the town.
Thunderstorms are developing near a frontal boundary West of Jefferson County. A watch may be issued shortly.
Jefferson County has been placed in a severe thunderstorm watch until 11pm. There is a line of storms moving towards the County that has produced 60-90 mph winds. Pay very close attention to the weather for the next few hours.
The severe thunderstorm warning for Grantville and Perry has been canceled.
A severe thunderstorm warning has been issue for Grantville and Perry in SW Jefferson County.
We will need to keep an eye on these rapidly developing storm cells. Microbursts will be the primary hazard.
Perry is still releasing water. In addition The Corps of Engineers will increase the release from Tuttle Creek this week. This will raise the Kansas River an additional 2 feet this week.
At the current and projected release rate it looks like most of the facilities will be available at Perry Lake for Labor Day weekend.