Wind
12 mph
G 21 mph
ENE
Local Forecast
Current conditions, 5-day forecast, active weather alerts for Grand Terrace, CA
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Hour-by-Hour Current Observation
Clear
Wind
12 mph
G 21 mph
ENE
UV Index
5
Moderate
Humidity
0%
Dew 0°F
Sun
6:16 AM · 4:50 PM
Rise · Set
Source: ONTARIO (KONT). Slider scrubs the next 12 hours.
5-Day Outlook
Today
Forecast Missing
Overnight: Forecast Missing
Today
Sunny, with a high near 79. North wind 10 to 15 mph, with gusts as high as 25 mph.
Night
Mostly clear, with a low around 56. North wind 0 to 15 mph, with gusts as high as 25 mph.
Saturday
Forecast Missing
Overnight: Forecast Missing
Saturday
Sunny, with a high near 82. East wind 0 to 10 mph, with gusts as high as 20 mph.
Night
Clear, with a low around 56. Northeast wind 0 to 5 mph.
Sunday
Forecast Missing
Overnight: Forecast Missing
Sunday
Sunny, with a high near 84. Southeast wind 0 to 5 mph.
Night
Mostly clear, with a low around 58.
Monday
Forecast Missing
Overnight: Forecast Missing
Monday
Sunny, with a high near 83.
Night
Mostly clear, with a low around 57.
Tuesday
Forecast Missing
Overnight: Forecast Missing
Tuesday
Sunny, with a high near 82.
Night
Clear, with a low around 57.
Grand Terrace, CA Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Grand Terrace, CA.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.