Wind
3 mph
SW
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
3 mph
SW
UV Index
0
None
Humidity
73%
Dew 62°F
Sun
6:09 AM · 7:38 PM
Rise · Set
Source: ONTARIO (KONT). Slider scrubs the next 12 hours.
5-Day Outlook
Friday
Forecast Missing
Overnight: Forecast Missing
Friday
Sunny, with a high near 89. Southwest wind 0 to 15 mph, with gusts as high as 25 mph.
Night
Mostly clear, with a low around 64. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
Forecast Missing
Overnight: Forecast Missing
Saturday
Sunny, with a high near 92. Southwest wind 0 to 10 mph, with gusts as high as 20 mph.
Night
Mostly clear, with a low around 66.
Sunday
Forecast Missing
Overnight: Forecast Missing
Sunday
Sunny, with a high near 94.
Night
Mostly clear, with a low around 66.
Monday
Forecast Missing
Overnight: Forecast Missing
Monday
Sunny, with a high near 95.
Night
Mostly clear, with a low around 67.
Tuesday
Forecast Missing
Overnight: Forecast Missing
Tuesday
Sunny, with a high near 96.
Night
Mostly clear, with a low around 68.
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.