SPC Feb 21, 2025 1300 UTC Day 1 Convective Outlook
SPC 1300Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0631 AM CST Fri Feb 21 2025 Valid 211300Z - 221200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... The risk for thunderstorms appears negligible across the U.S. today through tonight. ...Synopsis... Early morning surface analysis places the center of an expansive area of high pressure over MO. This area of high pressure (and its associated continental arctic airmass) is gradually expected to shift eastward throughout the day as shortwave trough progresses across the central Plains and into the Mid MS Valley. This evolution will maintain low-level offshore
SPC – No watches are valid as of Fri Feb 21 12:35:02 UTC 2025
No watches are valid as of Fri Feb 21 12:35:02 UTC 2025.
SPC – No MDs are in effect as of Fri Feb 21 12:35:02 UTC 2025
No Mesoscale Discussions are in effect as of Fri Feb 21 12:35:02 UTC 2025.
SPC Feb 21, 2025 0830 UTC Day 3 Severe Thunderstorm Outlook
SPC 0830Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0225 AM CST Fri Feb 21 2025 Valid 231200Z - 241200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are forecast across southern Louisiana on Sunday. No severe weather is expected. ...Discussion... A mid-level trough will continue to advance southeast into the northern Gulf on Sunday. Elevated thunderstorms will likely be ongoing and persist through the morning and early afternoon within a region of isentropic ascent from south-central Louisiana to southeast Louisiana. Strong shear will be present as the mid-level flow strengthens. However, instability will be
SPC – No watches are valid as of Thu Feb 20 23:18:02 UTC 2025
No watches are valid as of Thu Feb 20 23:18:02 UTC 2025.
SPC – No MDs are in effect as of Thu Feb 20 23:18:02 UTC 2025
No Mesoscale Discussions are in effect as of Thu Feb 20 23:18:02 UTC 2025.
SPC Feb 20, 2025 1930 UTC Day 3 Severe Thunderstorm Outlook
SPC 1930Z Day 3 Outlook Day 3 Convective Outlook NWS Storm Prediction Center Norman OK 0116 PM CST Thu Feb 20 2025 Valid 221200Z - 231200Z ...NO SEVERE THUNDERSTORM AREAS FORECAST... ...SUMMARY... Scattered thunderstorms are possible from the middle and upper Texas Coast toward the Sabine Valley Saturday evening into early Sunday. At least some risk of hail may eventually develop. ...Synopsis... A general northwest flow regime will remain from the northern Plains into the Mid Atlantic, with a southern-stream westerly flow regime from the southern Plains into the Southeast. A compact upper low is forecast to move from AZ/NM
SPC Feb 20, 2025 2000 UTC Day 1 Convective Outlook
SPC 2000Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0100 PM CST Thu Feb 20 2025 Valid 202000Z - 211200Z ...NO THUNDERSTORM AREAS FORECAST... ...SUMMARY... Thunderstorms are not forecast through tonight across the contiguous United States. ...20Z Update... The previous forecast (see below) remains on track. ..Squitieri.. 02/20/2025 .PREV DISCUSSION... /ISSUED 1000 AM CST Thu Feb 20 2025/ ...Synopsis... A large area of surface high pressure resides over the central and eastern United States and is currently centered over the central Great Plains. Dry/cold offshore flow into the Gulf and Atlantic will maintain an
SPC – No MDs are in effect as of Thu Feb 20 11:24:02 UTC 2025
No Mesoscale Discussions are in effect as of Thu Feb 20 11:24:02 UTC 2025.
SPC – No watches are valid as of Thu Feb 20 11:24:02 UTC 2025
No watches are valid as of Thu Feb 20 11:24:02 UTC 2025.