Fog with visibilities of one mile or less will spread over the
area tonight. Dense patches of visibility a quarter mile or less
are possible.
If driving, slow down, use your low beam headlights, and leave
plenty of distance ahead of you.
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SPC – No watches are valid as of Sun Apr 20 12:21:02 UTC 2025
No watches are valid as of Sun Apr 20 12:21:02 UTC 2025.
SPC – No MDs are in effect as of Sun Apr 20 12:21:02 UTC 2025
No Mesoscale Discussions are in effect as of Sun Apr 20 12:21:02 UTC 2025.
SPC Apr 20, 2025 Day 4-8 Severe Weather Outlook
Day 4-8 Outlook Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0323 AM CDT Sun Apr 20 2025 Valid 231200Z - 281200Z ...DISCUSSION... A low-amplitude southwesterly flow regime will prevail for much of the Day 4-8 period across portions of the central and eastern U.S., with a mean upper trough persisting across the western states. Persistent south/southeasterly low-level flow across the Gulf and southern Plains will result in northward transport of rich boundary-layer moisture across the southern and parts of the central Plains through at least Day 6/Fri. Forecast guidance suggests weak shortwave impulses may float through modest