Old River-Winfree, TX: Current UV Index and Hourly Forecast

On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Old River-Winfree, Chambers County, Texas (TX). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

Current UV Index
3:50 PM CDT

7.9Risk: Very High

(Updated 50 minutes ago.)

As of 3:50 PM CDT, the UV Index in Old River-Winfree, TX is 7.9 (Very High).
The UV Index is expected to fall sharply to 5.4 (Moderate) between 4:00 PM - 5:00 PM CDT today.

Hourly UV Index Forecast for Today
Thursday, April 24, 2025

8 AM11 AM2 PM5 PM8 PM11 PMCentral Daylight Time (CDT)0123456789101112Current Time: 3:50 PM, CDT

UV Index Data sourced from the NOAA.


As of 3:50 PM CDT today in Old River-Winfree, TX, the UV Index is currently at a very high level of 7.9. As the day progresses, the UV index is expected to fall as the sun sets.

It will return to moderate levels at 4:00 PM and then drop to low levels again from 6:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 8:00 PM.


Summary of Hourly UV Index Forecast for Today and Tomorrow in Old River-Winfree, TX

Today

Time RangeUV IndexRisk
8:00 AM - 10:00 AM (CDT)0.5 - 1.7
Low
10:00 AM - 11:00 AM3.8
Moderate
11:00 AM - 12:00 PM6.4
High
12:00 PM - 4:00 PM7.9 - 9.9
Very High
4:00 PM - 6:00 PM2.9 - 5.4
Moderate
6:00 PM - 12:00 AM0 - 1.1
Low

Tomorrow

Time RangeUV IndexRisk
12:00 AM - 10:00 AM (CDT)0 - 1.7
Low
10:00 AM - 11:00 AM3.7
Moderate
11:00 AM - 12:00 PM6.4
High
12:00 PM - 4:00 PM8.2 - 10
Very High
4:00 PM - 5:00 PM5.6
High
5:00 PM - 6:00 PM3.1
Moderate
6:00 PM - 12:00 AM0 - 1.2
Low

Detailed Hourly Old River-Winfree UV Index Forecast for the next 5 days

Download CSV (Excel) ↓
TimeUV IndexRisk
3:00 PM - 4:00 PM (Now, CDT)7.9
Very High
4:00 PM - 5:00 PM 5.4
Moderate
5:00 PM - 6:00 PM 2.9
Moderate
6:00 PM - 7:00 PM 1.1
Low
7:00 PM - 8:00 PM 0.3
Low
8:00 PM - 9:00 PM 0
Low
9:00 PM - 10:00 PM 0
Low
10:00 PM - 11:00 PM 0
Low
11:00 PM - 12:00 AM 0
Low

Current UV Index in Nearby Cities