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You are looking at an outlook that is part of the medium range forecast (the outlook for days 4-8). The most important thing to note is that lack of a risk does not mean zero risk. Generally speaking, confidence has to be pretty high for the Storm Prediction Center to have an outlook area this far into the future.
When no specific risk areas are shown, you might see one of these phrases:
If you bookmark this page, it will continue to update with each new outlook that is issued.
| Day 4 | Sunday, November 23 | predictability too low |
| Day 5 | Monday, November 24 | predictability too low |
| Day 6 | Tuesday, November 25 | predictability too low |
| Day 7 | Wednesday, November 26 | potential too low |
| Day 8 | Thursday, November 27 | potential too low |
ZCZC SPCSWOD48 ALL ACUS48 KWNS 200909 SPC AC 200909
Day 4-8 Convective Outlook NWS Storm Prediction Center Norman OK 0309 AM CST Thu Nov 20 2025
Valid 231200Z - 281200Z
DISCUSSION
Days 4-6/Sun-Tue – Southern Plains to the TN Valley
An upper low and attendant trough over the Southwest/northern Mexico will eject east into the Plains by early Day 5/Monday. Gulf moisture will spread northward across portions of TX into the Lower MS Valley through early Tuesday. This moisture return will occur ahead of the ejecting trough/increasing deep-layer southwesterly flow, and a cold front sweeping across the region. Warm advection will support thunderstorm development by late Sunday as the upper trough and cold front begin to march across TX, and some hail risk could accompany this activity. However, storm mode could preclude a greater risk, and storm coverage/intensity is uncertain given overnight timing.
As this system continues east across the ArkLaTex into the Lower MS Valley on Monday, some severe potential could persist into these areas. However, uncertainty regarding moisture return and degree of destabilization due to potentially ongoing and widespread training precipitation precludes severe probabilities at this time. Some risk could continue across parts of the TN Valley/Southeast into Tuesday. However, the upper trough is expected to be weakening and lifting well north of the region by this time.
Days 7-8/Wed-Thu
The surface front will move offshore on Day 7/Wed and strong surface high pressure will build across much of the CONUS. This will result in dry and colder conditions, leading to a stable airmass. Severe potential appears low mid to late in the week.
..Leitman.. 11/20/2025
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