Weather WorldLake Johnsons, SC Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Lake Johnsons Weather Forecast
| TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 |  |  |  |  | |  | | | | | |
| Partly Cloudy | Sunny | Mostly Clear | Chance of T-Storm | Thunderstorms | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny |
| Lo: 71°FLo: 22°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C |
| POP: 70% | POP: 70% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 308 PM EDT Wed Aug 19 2026 
Lake Johnsons Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Lake Johnsons Weather Map
Lake Johnsons Quick Facts
Lake Johnsons Forecast Discussion
Issued: 151 PM EDT Wed Aug 19 2026
Key Messages
- 1. Increasing chances for widespread rain Friday and Saturday.
Discussion
... KEY MESSAGE 1: Increasing chances for widespread rain Friday and Saturday.
Moisture continues to remain relatively low at least in the north and western portion of the forecast, pooling ahead of a weak boundary with PWATs around 2 inches generally south of I-20. While isolated storms remains possible in the south and eastern portions of the area this afternoon, convection will on...