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Imperial Chamber of Commerce, CA Weather Forecast
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Imperial Chamber of Commerce Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  |  | | | | | |  | | |
| Mostly Sunny | Partly Cloudy | Partly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Partly Sunny | Chance of T-Storm | Partly Sunny | Chance of T-Storm |
| Hi: 112°FHi: 44°C | Lo: 82°FLo: 28°C | Hi: 111°FHi: 44°C | Lo: 83°FLo: 28°C | Hi: 111°FHi: 44°C | Lo: 87°FLo: 31°C | Hi: 112°FHi: 44°C | Lo: 87°FLo: 31°C | Hi: 113°FHi: 45°C | Lo: 87°FLo: 31°C | Hi: 111°FHi: 44°C | Lo: 83°FLo: 28°C |
| POP: 20% | POP: 10% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1156 AM PDT Tue Aug 18 2026 
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Imperial Chamber of Commerce Forecast Discussion
Issued: 1039 AM MST Tue Aug 18 2026
Key Messages
.- Temperatures will remain several degrees above daily normals this week with lower desert highs between 107-113 degrees and overnight lows in the mid 80s to low 90s.
- Extreme Heat Warnings are in effect through Friday evening due to widespread major HeatRisk.
- Thunderstorm activity is expected to increase through mid-week with chances returning to the south-central Arizona lower deserts as early as Wednesday.
Aviation
...Updated at 1715Z.
South Central Arizo...