Focused Live Outlook
Lightning live risk in Rancho Cucamonga, CA
Thunderstorm and lightning conditions for Rancho Cucamonga, CA over the next 6–24 hours.
Updated just now. Live data typically refreshes every 5–40 minutes.
Thunderstorm alerts
0
SPC Day 1
No Day 1 signal
Current precip
0.0 mm
Humidity
25%
Historical baseline
Lightning baseline: 2/100 (Low).
Live weather
Current conditions near Rancho Cucamonga, CA
Temp
100°
☀️Clear
Feels like
104°
Feels-like temp
Humidity
25%
Relative
Wind
5 mph
10 m avg
Pressure
1011 mb
Sea-level
Rain
0 mm
Clouds 0%
Next few hours
☀️11 AM
99°
0% rain
☀️12 PM
102°
0% rain
☀️1 PM
104°
1% rain
☀️2 PM
105°
1% rain
☀️3 PM
106°
1% rain
☀️4 PM
105°
1% rain
Next few days
⛅Wed
106° / 77°
1% rain
☁️Thu
103° / 77°
3% rain
☁️Fri
101° / 74°
0% rain
☀️Sat
97° / 81°
0% rain
☀️Sun
93° / 75°
0% rain
☀️Mon
88° / 71°
6% rain
🌦️Tue
83° / 72°
17% rain
Live weather alerts
Active NWS advisories near Rancho Cucamonga, CA
Extreme Heat Warning
Effective local time
Extreme Heat Warning issued August 26 at 3:20AM PDT until August 28 at 8:00PM PDT by NWS San Diego CA
San Bernardino and Riverside County Valleys-The Inland Empire
Air Quality Alert
Effective local time
Air Quality Alert issued August 24 at 1:34PM PDT by NWS San Diego CA
San Bernardino and Riverside County Valleys-The Inland Empire; San Bernardino County Mountains; Coachella Valley; San Gorgonio Pass Near Banning; Orange County Inland
Source: NWS alerts feed.
Powered by NOAA, NHC, FEMA, USGS, and NSSL data. Updated every 5–40 minutes in the full product. Demo content only — not for official warning decisions.
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Live hazard map
Radar, alerts, systems, SPC, gauges · Rancho Cucamonga, CAToggle live overlays with the toolbar to focus on current radar, alerts, and outlooks.