Focused Live Outlook
Lightning live risk in Mercersburg, PA
Thunderstorm and lightning conditions for Mercersburg, PA 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
1.2 mm
Humidity
82%
Historical baseline
Lightning baseline: 23/100 (Low).
Live weather
Current conditions near Mercersburg, PA
Temp
58°
🌦️Drizzle
Feels like
54°
Feels-like temp
Humidity
82%
Relative
Wind
12 mph
10 m avg
Pressure
1008 mb
Sea-level
Rain
1.2 mm
Clouds 100%
Next few hours
🌦️8 PM
57°
76% rain
⛅9 PM
56°
37% rain
☁️10 PM
55°
15% rain
☁️11 PM
56°
11% rain
☁️12 AM
54°
1% rain
⛅1 AM
52°
1% rain
Next few days
🌦️Wed
67° / 52°
76% rain
☁️Thu
56° / 47°
6% rain
☁️Fri
65° / 46°
2% rain
🌦️Sat
74° / 48°
26% rain
🌦️Sun
82° / 57°
25% rain
☁️Mon
84° / 62°
11% rain
☁️Tue
89° / 64°
18% rain
Live weather alerts
Active NWS advisories near Mercersburg, PA
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 · Mercersburg, PAToggle live overlays with the toolbar to focus on current radar, alerts, and outlooks.