Kelso Dunes Wilderness, CA Weather Forecast
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Kelso Dunes Wilderness Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY | WEDNESDAY |
| Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 81°FLo: 27°C | Hi: 104°FHi: 40°C | Lo: 81°FLo: 27°C | Hi: 103°FHi: 39°C | Lo: 80°FLo: 27°C | Hi: 103°FHi: 39°C Lo: 80°FLo: 27°C | Hi: 103°FHi: 39°C Lo: 80°FLo: 27°C | Lo: 80°FLo: 27°C | Hi: 102°FHi: 39°C Lo: 80°FLo: 27°C | Hi: 102°FHi: 39°C Lo: 80°FLo: 27°C | Hi: 102°FHi: 39°C Lo: 80°FLo: 27°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 935 PM PDT Wed Aug 19 2026 

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Kelso Dunes Wilderness Forecast Discussion
Issued: 1136 PM PDT Wed Aug 19 2026
Key Messages
- Warm temperatures continue with above- normal afternoon highs and near-record warmth for the morning lows.
- Thunderstorm chances return to the forecast starting Thursday as monsoon moisture increases, with the highest confidence and most widespread storm coverage on Friday.
Discussion
...Through Tuesday
Overnight lows look to be very similar to the previous night with only a few degrees warmer for a few sites, continuing the pattern of near record-breaking w...
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