Weather Tomorrow

Weather Tomorrow in Santa Ana, CA

Heat AdvisoryUntil Aug 25, 1:15 PM

Heat Advisory issued August 24 at 10:04PM PDT until August 25 at 10:00AM PDT by NWS San Diego CA

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Extreme Heat WarningUntil Aug 25, 1:15 PM

Extreme Heat Warning issued August 24 at 10:04PM PDT until August 28 at 8:00PM PDT by NWS San Diego CA

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Air Quality AlertUntil Aug 29, 3:00 AM

Air Quality Alert issued August 24 at 1:34PM PDT by NWS San Diego CA

To protect your health, check air quality levels and act as needed: * When Air Quality Index (AQI) levels are "Unhealthy for Sensitive Groups" (orange), sensitive groups as specified above should limit extended or intense outdoor activity. * When AQI is "Unhealthy" (red), everyone may experience health impacts. Sensitive groups should avoid extended time outdoors. * When AQI is "Very Unhealthy" (purple), sensitive groups should avoid all outdoor physical activity. Everyone else should avoid extended or intense outdoor activity. * When AQI is "Hazardous" (maroon), everyone should avoid all outdoor physical activity. * ADDITIONAL DETAILS... To help keep indoor air clean when air quality is poor: * Keep windows and doors closed * Run your air conditioner and/or an air purifier * Do not use whole house fans or swamp coolers that bring in outside air if you have other methods to stay cool * Avoid other sources of pollution such as fireplaces, candles, incense, and grilling To help minimize outdoor ozone air pollution levels: * Limit the use of gasoline powered lawn and garden equipment until evening hours * Try to delay trips to the gas station and the use of household chemicals until the evening For the latest air quality forecasts and information, visit the website at aqmd.gov.

Wednesday, August 26, 2026

96°Low 72°FColdHot
Clear

Precip chance

0%

Wind

0-10 mph

Humidity

62%

Feels like

94–74°F

Data source: National Weather Service (NOAA) · Updated 7 min ago

Tomorrow by Hour

72°Temperature trend96°
TimeTempConditionRain %Wind
7 AM75°FMostly Clear
0%
0 mph
8 AM75°FMostly Clear
0%
0 mph
9 AM74°FMostly Clear
0%
0 mph
10 AM73°FMostly Clear
0%
0 mph
11 AM73°FMostly Clear
0%
0 mph
12 PM72°FMostly Clear
0%
0 mph
1 PM73°FSunny
0%
0 mph
2 PM74°FSunny
0%
0 mph
3 PM77°FSunny
0%
0 mph
4 PM80°FSunny
0%
0 mph
5 PM85°FSunny
0%
5 mph SW
6 PM89°FSunny
0%
5 mph SW
7 PM93°FSunny
0%
5 mph SW
8 PM94°FSunny
0%
10 mph SW
9 PM96°FSunny
0%
10 mph SW
10 PM96°FSunny
0%
10 mph SW
11 PM95°FSunny
0%
10 mph SW
12 AM94°FSunny
0%
10 mph SW
1 AM92°FMostly Clear
0%
5 mph SW
2 AM88°FMostly Clear
0%
5 mph SW
3 AM83°FMostly Clear
0%
5 mph SW
4 AM81°FMostly Clear
0%
5 mph SW
5 AM80°FMostly Clear
0%
5 mph SW
6 AM79°FMostly Clear
0%
5 mph SW

Precipitation Timeline

No significant precipitation expected tomorrow.

What to Wear Tomorrow

Extreme heat — stay cool and protected

Clothing

  • Lightest possible clothing
  • Wide-brim hat
  • UV-protective shirt if outdoors

Footwear

Breathable sandals

Accessories

  • Sunglasses
  • Sunscreen

Conditions

High: 96°F

Low: 72°F

Wind: 0-10 mph

Rain: 0%

Enjoy your day!

Best Time to Be Outside Tomorrow

1 PM – 2 PM97

Excellent conditions for outdoor activities (dry, comfortable temp, light wind, daylight)

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Frequently Asked Questions

What is the weather forecast for tomorrow in Santa Ana, CA?
Tomorrow in Santa Ana: High of 96°F, Low of 72°F. Clear with 0% chance of precipitation. Wind 0-10 mph.
Will it rain tomorrow in Santa Ana?
No significant precipitation expected tomorrow.
What should I wear tomorrow in Santa Ana?
With a high of 96°F and low of 72°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.