Current Radar
The green on the above radar is clutter.
Low 80°s, no rain, Monday through Thursday. The opposite of last Thursday through Saturday’s frustrating upper level low.
A surface low pressure system will spin across the Great Lakes, dragging a cold front behind it. This low will be centered waaaay too far north to cause us any strong/severe weather problems. There’s a chance of maybe some thunder, but the main impact will be some rain.
So, y’all, this is terribly familiar:
Catastrophic #flooding is impacting much of South Carolina today; up to 25" of rain has fallen since 10/1! #SCFlood pic.twitter.com/Zqd1LwtxEW
— NWS Nashville (@NWSNashville) October 4, 2015
Current Radar
The men and women at NWS-Nashville are forecasting professionals with hundreds of years of experience. Here’s how NWS-Nashville started off the morning forecast discussion:
The upper level low that made it rain for three days has finally moved east over southern Georgia.
Refresh your browser to update the radar, above. As you can see, rain is coming Crazy Ivan style, east to west.
The rain reason is the upper level low, which has been sitting to our S/SE since Thursday:
See above. It appears the heavier/steadier rain will turn to lighter/off-and-on rain tonight.
The HRRR model shows decreasing showers tonight and overnight:
The last frame of the HRRR (above) shows more rain coming from E Tennessee at 6 AM. If that trend continues (I’ll update the HRRR model on Twitter @NashSevereWx later tonight), it’ll completely wash away all Saturday outdoor activities.
Current Radar
It’s been a soggy few days. Even though we’re not yet done with the rain, I feel a liiiiitle bit better about today.
Yesterday’s mid/upper level low (which created the rain) has moved north and washed out. Today there’s another system in the northern Gulf of Mexico coming our way:
