Current Weather in Alta Loma, CA
83°F 29°C
Feels Like 78°F / 26°C
Today's Weather in Alta Loma,CA
Listen to this weather report - press Read
- Barometer 29.94 inHg. falling
- Humidity 15% falling
- Heat Index 80°F
- Wind from SSE. 3.1 mph
- Wind Gust 4.3 miles per hour
- Wind Chill 83°F
- UV Index 6
- Dew Point 31°F rising
- Visibility 6 mi.
- Sunrise 6:58 AM
- Sunset 6:12 PM
- Moonrise 2:26 PM
- Moonset Not Observable
- Moon Phase First Quarter Moon 58%
Ask About Weather
Test our Weather Chatbot. It provides up to 10 days of forecast information! You can ask questions like "Will it rain tomorrow?" or "What's the fishing conditions like for the morning", or "What is the barometric pressure tonight".Hourly Forecast - Next 8 hours
10 Day Forecast
Sunny
Sunny with a high of 85°F and a low of 71°F. Winds will be light at 10mph at times. The air is quite dry with humidity levels below 30%.
| Temperature | Humidity | Rainfall | Snow | Wind |
|---|---|---|---|---|
| Hi 85° | Lo 71° | 23% | 0% | 0% | 9.8 mph |
Sunny
Sunny with a high of 84°F and a low of 71°F. 1% possible chance of rain predicted. Winds will be moderate, blowing around 11mph. Humidity levels are comfortable, sitting around 32%.
| Temperature | Humidity | Rainfall | Snow | Wind |
|---|---|---|---|---|
| Hi 84° | Lo 71° | 32% | 1% | 0% | 10.7 mph |
Sunny
Sunny with a high of 83°F and a low of 69°F. 1% possible chance of rain predicted. Winds will be moderate, blowing around 14mph. Humidity levels are comfortable, sitting around 43%.
| Temperature | Humidity | Rainfall | Snow | Wind |
|---|---|---|---|---|
| Hi 83° | Lo 69° | 43% | 1% | 0% | 13.4 mph |
Sunny
Sunny with a high of 80°F and a low of 63°F. Probable rainfall forecasted, having a 60% chance with an estimated 0.39in. Winds will be moderate, blowing around 20mph. Humidity levels are comfortable, sitting around 53%.
| Temperature | Humidity | Rainfall | Snow | Wind |
|---|---|---|---|---|
| Hi 80° | Lo 63° | 53% | 60% | est. 0.39in | 0% | 19.5 mph |
Scattered Showers
Scattered Showers with a high of 70°F and a low of 62°F. Probable rainfall forecasted, having a 74% chance with an estimated 0.5in. Winds will be moderate, blowing around 14mph. Humidity levels are comfortable, sitting around 60%.
| Temperature | Humidity | Rainfall | Snow | Wind |
|---|---|---|---|---|
| Hi 70° | Lo 62° | 60% | 74% | est. 0.5in | 0% | 13.2 mph |
Weather Radar Map
Live Alta Loma, CA weather with granular precipitation, radar, barometric pressure, temperatures and wind speeds for today thru Thursday, as you toggle through each map layer. Use the slider to move forward and back in time to view how current data and forecasts will affect the region; you can press or click on the map to show metrics available for each tab. The related timestamp is located above the Play button which will animate the weather forecast.
Hourly Temperature
The current temperature today is 83°F. The morning temperature of 71°F is lowest at 6am with the daytime high of 85°F at 2pm and a low around 75°F at 10pm is expected.
Hourly Barometric Pressure
The highest pressure today is 29.99inHg at 12am and lowest being 29.87inHg at 5pm.
Hourly Wind Speeds
The fastest wind is reported to be 9.8mph at 6pm, while the slowest is 1.6mph around 12am; expect wind gusts peaking 18.8mph at 6pm.
Current National Weather
This weekend, a powerful storm system is forming along the Carolina coast, potentially causing coastal flooding and beach erosion for the Mid-Atlantic region. Meanwhile, folks in South Florida should be on alert for flash flooding due to heavy rain. In the Southwest, scattered showers and storms continue as moisture moves northward from Mexico. Lastly, the Pacific Northwest will see more rain as a new weather system approaches the coast.
Mid-Atlantic Coastal Concerns
From Sunday through Tuesday, a storm known as a 'Nor'easter' is developing near the North Carolina coast. This storm is expected to move further offshore but will still cause strong winds blowing from the ocean to the land. These winds may lead to coastal flooding and beach erosion in the Mid-Atlantic region. Residents along the coasts should be prepared for these conditions.
Flash Flooding in South Florida
In South Florida, a weather front will linger, resulting in continued showers and thunderstorms through Monday. On Sunday, slow-moving storms could dump a lot of rain in a short time, leading to localized flash flooding. Stay safe and avoid driving through flooded areas.
Rain in the Southwest
Moisture from northwestern Mexico is streaming into the Southwest, bringing scattered showers and thunderstorms through Monday. How much rain you'll see depends on where the moisture moves. Expect typical daytime temperatures to return as the week progresses.
Rain in the Pacific Northwest
Looking further north, a weather system is moving in from the eastern Pacific, increasing the chances of rain along the coast. This will help moderate temperatures to more typical levels as the week begins.
This weather report is relevant for ZIP codes 91701 and 91737, accurately covering areas of Alta Loma, CA.

