Current conditions at

March Air Reserve Base (KRIV)

Lat: 33.88194° N Lon: 117.25902° W Elev: 1536.0 ft.

Clear

93°F

34°C

Humidity 28%
Wind Speed WNW 12 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index91°F (33°C)
Last update 16 Sep 05:55 PM PDT
Detailed forecast for

San Bernardino and Riverside County Valleys-The Inland Empire

Tonight
Mostly clear this evening...becoming partly cloudy. Lows 65 to 70. Areas of winds west 10 to 15 mph this evening becoming light.
Wednesday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs 89 to 95. Light winds becoming southwest 10 to 15 mph with gusts to 25 mph in the afternoon. Chance of measurable precipitation 20 percent.
Wednesday Night
Partly cloudy in the evening...becoming mostly cloudy. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers overnight. Lows 64 to 68. Areas of winds west to 10 mph in the evening becoming light. Chance of measurable precipitation 40 percent.
Thursday
Showers likely and a slight chance of thunderstorms. Highs 81 to 87. Light winds becoming southwest to 10 mph in the afternoon. Chance of measurable precipitation 70 percent.
Thursday Night
Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Lows 61 to 67. Areas of winds southwest 10 mph in the evening becoming light. Chance of measurable precipitation 50 percent.
Friday
Mostly cloudy with a chance of showers and a slight chance of thunderstorms. Highs 81 to 87.
Friday Night
Mostly clear in the evening...becoming partly cloudy. Lows 60 to 65.
Saturday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs 85 to 91.
Saturday Night
Partly cloudy in the evening...becoming mostly clear. Lows 63 to 67.
Sunday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs 87 to 93.
Sunday Night
Mostly clear. Lows 64 to 69.
Monday
Mostly sunny in the morning...becoming partly cloudy. Highs 88 to 94.
Monday Night
Mostly clear. Lows 64 to 69.
Tuesday
Mostly sunny. Highs 88 to 94.



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149 PM PDT Tue Sep 16 2025
 
 

Additional Resources

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National Digital Forecast Database