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Last Updated 24 minutes ago
The hourly Lake Forest, CA UV Index forecast for Saturday, August 30th, 2025.
Last Updated 17 hours ago
The UV index forecast for the next five days in Lake Forest, CA has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Lake Forest over the next five days will be 9.8 on Sunday, August 31st at 1:00 pm.
The UV index forecast for Saturday, August 30th in Lake Forest, CA is below.
Time | UV Index | Risk |
---|---|---|
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0.1 |
Low |
8am | 0.8 |
Low |
9am | 2.4 |
Low |
10am | 4.7 |
Moderate |
11am | 7.2 |
High |
12pm | 9.1 |
Very High |
1pm | 9.6 |
Very High |
2pm | 8.8 |
Very High |
3pm | 6.6 |
High |
4pm | 4.1 |
Moderate |
5pm | 1.9 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Sunday, August 31st in Lake Forest, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0.1 |
Low |
8am | 0.8 |
Low |
9am | 2.4 |
Low |
10am | 4.8 |
Moderate |
11am | 7.3 |
High |
12pm | 9.2 |
Very High |
1pm | 9.8 |
Very High |
2pm | 8.8 |
Very High |
3pm | 6.7 |
High |
4pm | 4.1 |
Moderate |
5pm | 1.8 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Monday, September 1st in Lake Forest, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |
6am | 0 |
Low |
7am | 0.1 |
Low |
8am | 0.8 |
Low |
9am | 2.3 |
Low |
10am | 4.6 |
Moderate |
11am | 7 |
High |
12pm | 8.9 |
Very High |
1pm | 9.4 |
Very High |
2pm | 8.6 |
Very High |
3pm | 6.4 |
High |
4pm | 4 |
Moderate |
5pm | 1.8 |
Low |
6pm | 0.5 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Tuesday, September 2nd in Lake Forest, CA is below.
Time | UV Index | Risk |
---|---|---|
12am | 0 |
Low |
1am | 0 |
Low |
2am | 0 |
Low |
3am | 0 |
Low |
4am | 0 |
Low |
5am | 0 |
Low |