7-Day Zone Forecast for San Bernardino County-Upper Colorado River Valley (Text-Only)
NWS Forecast for: San Bernardino County-Upper Colorado River Valley
Issued by: National Weather Service Las Vegas, NV
Last Update: 300 AM PST Sat Feb 14 2026


Today: Sunny. Highs 72 to 75. North winds up to 5 mph shifting to the south in the afternoon.

Tonight: Mostly clear in the evening then becoming mostly cloudy. Lows 50 to 53. Southeast winds up to 10 mph.

Sunday: Partly sunny. Highs 73 to 76. Southeast winds up to 10 mph shifting to the south in the afternoon.

Sunday Night: Mostly cloudy. Lows 51 to 54. Southeast winds up to 10 mph.

Washingtons Birthday: Partly sunny. Windy. Patchy blowing dust in the afternoon. Highs 69 to 72. Southeast winds 10 to 15 mph increasing to south 20 to 30 mph in the afternoon. Gusts up to 45 mph.

Monday Night: Partly cloudy. Breezy. Lows 45 to 48.

Tuesday: Sunny, breezy. Highs 65 to 68.

Tuesday Night: Partly cloudy with scattered rain showers. Lows 46 to 49. Chance of showers 50 percent.

Wednesday: Breezy. Partly sunny with scattered rain showers. Highs 61 to 64. Chance of showers 50 percent.

Wednesday Night And Thursday: Mostly clear. Lows 39 to 42. Highs 61 to 64.

Thursday Night: Partly cloudy. Lows 39 to 42.

Friday: Sunny. Highs 63 to 66.







Zone Forecast: San Bernardino County-Upper Colorado River Valley

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