National Weather Service United States Department of Commerce

Atmospheric River in the Pacific Northwest and Northern Rockies this Weekend

A Pacific storm and atmospheric river will impact the Pacific Northwest states and northern Rockies this weekend, bringing locally heavy low elevations rain and heavy high elevation snow in the mountains. By Sunday over the Interior Northwest, rain combined with snowmelt will increase the risk of flood hazards. Flood Watches are in effect. Read More >

April 2nd, 2015
Tornado near New Carlisle, OH




   
NWS Wilmington OH (KILN)
0.5° Z -- 9:23 PM 0.5° SRM -- 9:23 PM  
0.5° Z -- 9:26 PM 0.5° SRM -- 9:26 PM  
0.5° Z -- 9:28 PM 0.5° SRM -- 9:28 PM  
0.5° Z -- 9:31 PM 0.5° SRM -- 9:31 PM 0.5° CC -- 9:31 PM
0.5° Z -- 9:33 PM 0.5° SRM -- 9:33 PM  
0.5° Z -- 9:36 PM 0.5° SRM -- 9:36 PM 0.5° CC -- 9:36 PM
0.9° Z -- 9:21 PM 0.9° SRM -- 9:21 PM  
0.9° Z -- 9:26 PM 0.9° SRM -- 9:26 PM  
0.9° Z -- 9:31 PM 0.9° SRM -- 9:31 PM 0.9° CC -- 9:31 PM
0.9° Z -- 9:36 PM 0.9° SRM -- 9:36 PM 0.9° CC -- 9:36 PM

Vertical Loop of TDAY Radar Imagery (9:31 PM)
0.3° Reflectivity 0.3° Velocity
1.0° Reflectivity 1.0° Velocity
2.4° Reflectivity 2.4° Velocity
4.9° Reflectivity 4.9° Velocity

Full Radar Loops from the Dayton Terminal Doppler Weather Radar (9:23 PM - 9:37 PM)
TDAY 0.3° Reflectivity (200-300 feet AGL) TDAY 0.3° Velocity (200-300 feet AGL)
1 2 3 4 5 6 7 8 9 10 11 12 13 | Animation 1 2 3 4 5 6 7 8 9 10 11 12 13 | Animation
TDAY 1.0° Reflectivity (600-800 feet AGL) TDAY 1.0° Velocity (600-800 feet AGL)
1 2 3 1 2 3
TDAY 2.4° Reflectivity (1300-1600 feet AGL) TDAY 2.4° Velocity (1300-1600 feet AGL)
1 2 3 4 5 1 2 3 4 5
TDAY 4.9° Reflectivity (2400-3000 feet AGL) TDAY 4.9° Velocity (2400-3000 feet AGL)
1 2 3 4 5 1 2 3 4 5