NimbocastLouisville, CO Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Louisville, Boulder County, Colorado.
Updated Jul 29, 2026, 3:10 PM local time · Radar refreshes every 5 minutes
☁️
Louisville
88°F
Wind 21 mph
Humidity 28%
Cloud cover 100%
UV index 8
Alerts 0
Active alerts
✓
No active National Weather Service alerts for Louisville, CO.
Louisville weather radar
Light
Heavy
Next 24 hours
Now
☁️
88°F
40%
4 PM
🌦️
87°F
33%
5 PM
☁️
85°F
32%
6 PM
☁️
79°F
23%
7 PM
☁️
79°F
15%
8 PM
🌦️
71°F
13%
9 PM
🌦️
70°F
7%
10 PM
☁️
69°F
4%
11 PM
⛅
68°F
2%
12 AM
🌤️
68°F
1%
1 AM
☀️
67°F
1%
2 AM
☀️
66°F
1%
3 AM
☀️
65°F
3%
4 AM
☀️
65°F
1%
5 AM
☁️
67°F
1%
6 AM
🌦️
66°F
2%
7 AM
☀️
69°F
1%
8 AM
☀️
74°F
1%
9 AM
☁️
82°F
1%
10 AM
☀️
86°F
11 AM
☀️
91°F
12 PM
☁️
93°F
1%
1 PM
☁️
92°F
2%
2 PM
☀️
95°F
7%
7-day forecast
Today
Jul 29
🌦️
91°F
65°F
40%
Thu
Jul 30
🌦️
95°F
65°F
15%
Fri
Jul 31
🌦️
93°F
64°F
43%
Sat
Aug 1
🌧️
91°F
63°F
43%
Sun
Aug 2
☁️
98°F
67°F
2%
Mon
Aug 3
🌦️
103°F
70°F
14%
Tue
Aug 4
🌦️
88°F
67°F
23%
Weather near Louisville
2 mi
Lafayette, CO5 mi
Broomfield, CO7 mi
Erie, CO8 mi
Boulder, CO10 mi
Northglenn, CO11 mi
Thornton, CO11 mi
Westminster, CO12 mi
Arvada, CO
Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
weather.gov and local emergency
broadcasts.