Focused Live Outlook
Lightning live risk in Mercer Island, WA
Thunderstorm and lightning conditions for Mercer Island, WA 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
77%
Historical baseline
Lightning baseline: 1/100 (Low).
Live weather
Current conditions near Mercer Island, WA
Temp
50°
⛅Partly cloudy
Feels like
47°
Feels-like temp
Humidity
77%
Relative
Wind
4 mph
10 m avg
Pressure
1024 mb
Sea-level
Rain
0 mm
Clouds 55%
Next few hours
⛅6 AM
50°
0% rain
☀️7 AM
53°
0% rain
☀️8 AM
55°
0% rain
☀️9 AM
57°
0% rain
☀️10 AM
59°
0% rain
☀️11 AM
62°
0% rain
Next few days
☁️Mon
71° / 50°
2% rain
☁️Tue
87° / 50°
4% rain
🌧️Wed
62° / 49°
50% rain
☁️Thu
58° / 48°
8% rain
🌦️Fri
62° / 44°
28% rain
☁️Sat
60° / 42°
37% rain
☁️Sun
64° / 42°
5% rain
Live weather alerts
Active NWS advisories near Mercer Island, WA
No active NWS alerts near this city right now.
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 · Mercer Island, WAToggle live overlays with the toolbar to focus on current radar, alerts, and outlooks.