St Clairsville, PA Current Weather Conditions

Current weather observations and 72-hour history for St Clairsville, PA. • View 5-Day Forecast ›

▼Current Conditions — St Clairsville, PA

JOHNSTOWN (KJST)

Mostly Clear

69.8 F

Humidity:	88%
Wind Speed:	SW 6.9 mph
Barometer:	30.17 in
Dewpoint:	66.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	NA

Aug 8 2026, 12:05 AM EDT

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▼Hourly Observation History — St Clairsville, PA

Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Temperature (F)		Relative Humidity	Wind Chill (F)	Heat Index (F)	Pressure
Time	Wind (mph)	Vis (mi)	Weather	Precip (in)	Air	Dwpt	Relative Humidity	Wind Chill (F)	Heat Index (F)	altimeter (in)	sea level (mb)
12:05 AM EDT	SW 6.9	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	30.17	1021.7
11:50 PM EDT	SW 5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	30.16	1021.3
11:45 PM EDT	5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	30.16	1021.3
11:40 PM EDT	4.6	10.00	Clear	--	69.8	66.2	88%	NA	NA	30.16	1021.3
11:30 PM EDT	5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	30.16	1021.3
11:25 PM EDT	SW 5.7	10.00	Clear	--	69.8	66.2	88%	NA	NA	30.16	1021.3
11:20 PM EDT	5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.16	1021.3
11:15 PM EDT	5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.16	1021.3
11:05 PM EDT	5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.17	1021.7
10:50 PM EDT	S 5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.17	1021.7
10:45 PM EDT	S 4.6	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.17	1021.7
10:40 PM EDT	S 5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.18	1022.0
10:35 PM EDT	S 4.6	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.18	1022.0
10:30 PM EDT	5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.18	1022.0
10:25 PM EDT	S 4.6	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.18	1022.0
10:15 PM EDT	S 5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.18	1022.0
10:10 PM EDT	S 4.6	10.00	Clear	--	69.8	62.6	78%	NA	NA	30.18	1022.0
10:05 PM EDT	S 5.7	10.00	Clear	--	69.8	62.6	78%	NA	NA	30.18	1022.0
10:00 PM EDT	S 5.7	10.00	Clear	--	69.8	62.6	78%	NA	NA	30.17	1021.7
09:50 PM EDT	S 5.7	10.00	Clear	--	69.8	62.6	78%	NA	NA	30.17	1021.7
09:40 PM EDT	S 6.9	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.17	1021.7
09:35 PM EDT	S 5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.17	1021.7
09:30 PM EDT	S 5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.17	1021.7
09:25 PM EDT	S 5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.17	1021.7
09:15 PM EDT	S 5.7	10.00	Clear	--	66.2	64.4	94%	NA	NA	30.17	1021.7
09:05 PM EDT	S 8.1	10.00	Clear	--	66.2	64.4	94%	NA	NA	30.17	1021.7
09:00 PM EDT	S 4.6	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.16	1021.3
08:50 PM EDT	4.6	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.17	1021.7
08:45 PM EDT	6.9	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.17	1021.7
08:40 PM EDT	5.7	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.16	1021.3
08:35 PM EDT	SW 5.7	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.16	1021.3
08:30 PM EDT	5.7	10.00	Clear	--	68.0	62.6	83%	NA	NA	30.16	1021.3
08:25 PM EDT	5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.15	1021.0
08:15 PM EDT	SW 5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.15	1021.0
08:10 PM EDT	SW 4.6	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.15	1021.0
08:00 PM EDT	SW 5.7	10.00	Clear	--	68.0	64.4	88%	NA	NA	30.15	1021.0
07:50 PM EDT	SW 5.7	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.14	1020.7
07:40 PM EDT	6.9	10.00	Clear	--	69.8	64.4	83%	NA	NA	30.14	1020.7
07:35 PM EDT	6.9	10.00	Mostly Clear	--	69.8	64.4	83%	NA	NA	30.14	1020.7
07:30 PM EDT	8.1	10.00	Mostly Clear	--	69.8	66.2	88%	NA	NA	30.15	1021.0
07:25 PM EDT	5.7	10.00	Partly Cloudy	--	69.8	64.4	83%	NA	NA	30.14	1020.7
07:05 PM EDT	SW 6.9	10.00	Light Rain	--	69.8	66.2	88%	NA	NA	30.16	1021.3
07:00 PM EDT	6.9	8.00	Light Rain	--	69.8	66.2	88%	NA	NA	30.16	1021.3
06:35 PM EDT	13.8	6.00	Light Rain and Fog/Mist	--	71.6	68.0	88%	NA	72.7	30.16	1021.3
06:30 PM EDT	12.7	9.00	Light Rain	--	73.4	68.0	83%	NA	74.3	30.16	1021.3
06:25 PM EDT	G 26.5	8.00	Light Rain	--	75.2	69.8	83%	NA	76.3	30.16	1021.3
06:10 PM EDT	W 4.6	10.00	Cloudy	--	75.2	68.0	78%	NA	76.1	30.16	1021.3
06:05 PM EDT	W 4.6	10.00	Mostly Cloudy	--	77.0	66.2	69%	NA	77.7	30.15	1021.0
06:00 PM EDT	W 6.9	10.00	Mostly Cloudy	--	77.0	66.2	69%	NA	77.7	30.16	1021.3
05:50 PM EDT	W 4.6	10.00	Mostly Cloudy	--	77.0	66.2	69%	NA	77.7	30.15	1021.0
05:45 PM EDT	W 6.9	10.00	Mostly Cloudy	--	78.8	66.2	65%	NA	79.5	30.16	1021.3
05:40 PM EDT	W 9.2	10.00	Mostly Cloudy	--	78.8	66.2	65%	NA	79.5	30.16	1021.3
05:35 PM EDT	W 6.9	10.00	Partly Cloudy	--	78.8	66.2	65%	NA	79.5	30.15	1021.0
05:25 PM EDT	4.6	10.00	Partly Cloudy	--	78.8	66.2	65%	NA	79.5	30.14	1020.7
05:15 PM EDT	SW 3.4	10.00	Mostly Clear	--	80.6	66.2	62%	NA	82.8	30.15	1021.0
05:10 PM EDT	5.7	10.00	Mostly Clear	--	78.8	66.2	65%	NA	79.5	30.15	1021.0
05:05 PM EDT	W 6.9	10.00	Clear	--	80.6	66.2	62%	NA	82.8	30.15	1021.0
04:50 PM EDT	4.6	10.00	Mostly Clear	--	78.8	66.2	65%	NA	79.5	30.15	1021.0
04:45 PM EDT	6.9	10.00	Partly Cloudy	--	78.8	68.0	70%	NA	79.7	30.15	1021.0
04:35 PM EDT	S 8.1	10.00	Mostly Cloudy	--	78.8	69.8	74%	NA	79.9	30.15	1021.0
04:25 PM EDT	5.7	10.00	Partly Cloudy	--	78.8	66.2	65%	NA	79.5	30.15	1021.0
04:20 PM EDT	SW 4.6	10.00	Mostly Clear	--	78.8	68.0	70%	NA	79.7	30.15	1021.0
04:10 PM EDT	W 4.6	10.00	Mostly Clear	--	78.8	68.0	70%	NA	79.7	30.15	1021.0
04:05 PM EDT	4.6	10.00	Partly Cloudy	--	78.8	68.0	70%	NA	79.7	30.16	1021.3
04:00 PM EDT	W 5.7	10.00	Partly Cloudy	--	78.8	68.0	70%	NA	79.7	30.16	1021.3
03:50 PM EDT	W 5.7	10.00	Mostly Cloudy	--	78.8	68.0	70%	NA	79.7	30.16	1021.3
03:45 PM EDT	W 5.7	10.00	Partly Cloudy	--	78.8	68.0	70%	NA	79.7	30.16	1021.3
03:40 PM EDT	W 3.4	10.00	Mostly Cloudy	--	77.0	68.0	74%	NA	77.9	30.17	1021.7
03:35 PM EDT	W 5.7	10.00	Mostly Cloudy	--	78.8	69.8	74%	NA	79.9	30.17	1021.7
03:25 PM EDT	4.6	10.00	Partly Cloudy	--	77.0	68.0	74%	NA	77.9	30.17	1021.7
03:15 PM EDT	W 5.7	10.00	Partly Cloudy	--	77.0	69.8	78%	NA	78.1	30.18	1022.0
03:05 PM EDT	W 4.6	10.00	Mostly Clear	--	77.0	68.0	74%	NA	77.9	30.18	1022.0