[SPC Update] Severe Weather Outlook (Issued: 3:00 PM CDT, August 12) | Today: Slight | Tor: 2% (CIG 0)
Full Forecast and Technical Discussion: SPC Convective Outlooks
Day 1 Outlook — Issued: 3:00 PM CDT, August 12
Categorical Map: https://preview.redd.it/138muo0160jh1.png?width=1630&format=png&auto=webp&s=ff170d2bcd6ae786feacefa141c5250915f30e1d
Tornado/Prob Map: https://preview.redd.it/o4b6zj4160jh1.png?width=1630&format=png&auto=webp&s=8999185596c9d95f41eeaff816a7db8aedb96cf9
Forecast Valid From: Mar 12, 3:00 PM CDT — Mar 13, 7:00 AM CDT
...THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS PORTIONS OF THE NORTHERN AND CENTRAL PLAINS AND LOWER OHIO VALLEY...
SUMMARY: Scattered severe thunderstorms with occasional wind damage remain likely this afternoon/evening from Illinois/Indiana into Kentucky. Initial supercells with very large hail across the central/northern High Plains are expected to evolve into a cluster or two overnight while spreading eastward across Nebraska/South Dakota with the potential for severe gusts.
Day 2 Outlook — Issued: 12:35 PM CDT, August 12
Categorical Map: https://preview.redd.it/l2nroho160jh1.png?width=1630&format=png&auto=webp&s=9e8905e1a9465b0f587ac86e766de27ef04310ec
Tornado/Prob Map: https://preview.redd.it/hgx1pew160jh1.png?width=1630&format=png&auto=webp&s=422ef12a03d75126aba2f494076bcc4bc34bdb3d
Forecast Valid From: Mar 13, 7:00 AM CDT — Mar 14, 7:00 AM CDT
...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS IN PARTS OF SOUTHERN/CENTRAL NEVADA...AND FROM THE FRONT RANGE INTO THE MIDDLE OHIO VALLEY...
SUMMARY: Isolated severe storms are possible on Thursday from the parts of the southern Great Basin, Colorado Front Range, and central High Plains into the Ohio Valley.
Day 3 Outlook — Issued: 2:25 PM CDT, August 12
Categorical Map: https://preview.redd.it/xjfo6ff260jh1.png?width=1630&format=png&auto=webp&s=4c31bb5585fe1157c9bff392a37ae9ae37ccb23d
Probability Map: https://preview.redd.it/oy555bj260jh1.png?width=1630&format=png&auto=webp&s=fb5df70ef2a8036b12c0d2259a85e7a7f97c2630
Forecast Valid From: Mar 14, 7:00 AM CDT — Mar 15, 7:00 AM CDT
...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS FROM THE FRONT RANGE INTO THE MIDWEST...OHIO VALLEY...AND MID-ATLANTIC...
SUMMARY: Isolated strong to severe storms are possible from the central High Plains into parts of the Midwest and Mid-Atlantic on Friday.
Day 4-8 Extended Outlook
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Forecast Valid From: Mar 15, 7:00 AM CDT — Mar 20, 7:00 AM CDT
CLICK TO GET <a href="/products/exper/day4-8/archive/2026/KWNSPTSD48_20260812.txt">WUUS48 PTSD48</a> PRODUCT
Posted Aug 12, 2026, 8:20 PM UTC