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| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  | |  |  |  | |  |  |  | | |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of T-Storm | Showers | Showers Likely | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 50% | POP: 50% | POP: 20% | POP: 40% | POP: 60% | POP: 60% | POP: 60% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 405 PM EDT Wed Sep 16 2026 
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Issued: 737 PM EDT Wed Sep 16 2026
Key Messages
1) Heat and humidity continue through Thursday, with occasional chances for storms through the forecast period.
Discussion
... KEY MESSAGE 1)
The center of a large mid level ridge remains over the TN Valley this evening. ILN/s area is in the warm and moist airmass with PWAT values around 2 inches. The primary threat tonight will continue to be heavy rain. Also, model solutions suggest that a 8H low level jet around 30 kts will act to generate a potential MCS. This complex will likely de...