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)

Cloudy

44.6 F

Humidity:	81%
Wind Speed:	8.1 mph
Barometer:	30.10 in
Dewpoint:	39.2 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	40.1 F

Apr 26 2026, 01:35 PM 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)
01:35 PM EDT	8.1	10.00	Cloudy	--	44.6	39.2	81%	40.1	NA	30.10	1019.3
01:30 PM EDT	NE 10.4	10.00	Cloudy	--	44.6	39.2	81%	39.2	NA	30.10	1019.3
01:20 PM EDT	6.9	10.00	Cloudy	--	44.6	39.2	81%	40.6	NA	30.09	1019.0
01:15 PM EDT	NE 9.2	10.00	Cloudy	--	44.6	39.2	81%	39.7	NA	30.09	1019.0
01:05 PM EDT	NE 8.1	10.00	Cloudy	--	42.8	39.2	87%	37.9	NA	30.10	1019.3
01:00 PM EDT	10.4	10.00	Cloudy	--	42.8	39.2	87%	37.0	NA	30.10	1019.3
12:50 PM EDT	NE 6.9	10.00	Cloudy	--	44.6	39.2	81%	40.6	NA	30.10	1019.3
12:45 PM EDT	5.7	10.00	Cloudy	--	42.8	39.2	87%	39.2	NA	30.10	1019.3
12:30 PM EDT	8.1	10.00	Cloudy	--	42.8	39.2	87%	37.9	NA	30.10	1019.3
12:25 PM EDT	NE 9.2	10.00	Cloudy	--	42.8	39.2	87%	37.4	NA	30.10	1019.3
12:15 PM EDT	5.7	10.00	Cloudy	--	42.8	39.2	87%	39.2	NA	30.10	1019.3
12:05 PM EDT	8.1	10.00	Cloudy	--	42.8	39.2	87%	37.9	NA	30.10	1019.3
12:00 PM EDT	9.2	10.00	Cloudy	--	42.8	39.2	87%	37.4	NA	30.10	1019.3
11:45 AM EDT	NE 6.9	10.00	Cloudy	--	42.8	39.2	87%	38.5	NA	30.10	1019.3
11:40 AM EDT	5.7	10.00	Cloudy	--	41.0	39.2	93%	37.0	NA	30.11	1019.6
11:35 AM EDT	NE 6.9	10.00	Cloudy	--	41.0	39.2	93%	36.3	NA	30.11	1019.6
11:30 AM EDT	NE 8.1	10.00	Cloudy	--	42.8	39.2	87%	37.9	NA	30.11	1019.6
11:20 AM EDT	NE 6.9	10.00	Cloudy	--	42.8	39.2	87%	38.5	NA	30.10	1019.3
11:10 AM EDT	8.1	10.00	Cloudy	--	41.0	39.2	93%	35.8	NA	30.10	1019.3
11:05 AM EDT	NE 6.9	10.00	Cloudy	--	41.0	39.2	93%	36.3	NA	30.10	1019.3
11:00 AM EDT	5.7	10.00	Cloudy	--	41.0	39.2	93%	37.0	NA	30.10	1019.3
10:45 AM EDT	NE 5.7	10.00	Cloudy	--	41.0	39.2	93%	37.0	NA	30.09	1019.0
10:35 AM EDT	6.9	10.00	Cloudy	--	41.0	39.2	93%	36.3	NA	30.09	1019.0
09:50 AM EDT	5.7	10.00	Cloudy	--	41.0	39.2	93%	37.0	NA	30.08	1018.6
09:35 AM EDT	4.6	10.00	Cloudy	--	41.0	39.2	93%	37.9	NA	30.08	1018.6
09:30 AM EDT	6.9	10.00	Cloudy	--	41.0	37.4	87%	36.3	NA	30.07	1018.3
09:20 AM EDT	5.7	10.00	Cloudy	--	41.0	39.2	93%	37.0	NA	30.07	1018.3
09:10 AM EDT	4.6	10.00	Cloudy	--	39.2	39.2	100%	35.8	NA	30.07	1018.3
09:05 AM EDT	NE 5.7	10.00	Cloudy	--	39.2	39.2	100%	35.1	NA	30.07	1018.3
09:00 AM EDT	5.7	10.00	Cloudy	--	39.2	39.2	100%	35.1	NA	30.07	1018.3
08:50 AM EDT	5.7	9.00	Cloudy	--	39.2	39.2	100%	35.1	NA	30.06	1017.9
08:40 AM EDT	4.6	7.00	Cloudy	--	39.2	39.2	100%	35.8	NA	30.06	1017.9
08:35 AM EDT	E 5.7	9.00	Cloudy	--	39.2	39.2	100%	35.1	NA	30.06	1017.9
08:30 AM EDT	6.9	10.00	Cloudy	--	39.2	39.2	100%	34.2	NA	30.05	1017.6
08:25 AM EDT	E 6.9	8.00	Cloudy	--	39.2	39.2	100%	34.2	NA	30.05	1017.6
08:20 AM EDT	E 6.9	5.00	Fog/Mist	--	39.2	39.2	100%	34.2	NA	30.05	1017.6
08:05 AM EDT	5.7	4.00	Fog/Mist	--	39.2	39.2	100%	35.1	NA	30.04	1017.3
08:00 AM EDT	E 5.7	2.50	Light Rain and Fog/Mist	--	41.0	39.2	93%	37.0	NA	30.04	1017.3
07:50 AM EDT	E 5.7	2.00	Light Rain and Fog/Mist	--	39.2	39.2	100%	35.1	NA	30.04	1017.3
07:40 AM EDT	E 4.6	2.00	Fog/Mist	--	39.2	39.2	100%	35.8	NA	30.04	1017.3
07:30 AM EDT	E 4.6	2.00	Fog/Mist	--	41.0	39.2	93%	37.9	NA	30.03	1016.9
07:20 AM EDT	E 3.4	1.75	Light Rain and Fog/Mist	--	41.0	39.2	93%	39.0	NA	30.02	1016.6
07:05 AM EDT	4.6	1.50	Fog/Mist	--	41.0	41.0	100%	37.9	NA	30.02	1016.6
07:00 AM EDT	4.6	1.25	Fog/Mist	--	41.0	41.0	100%	37.9	NA	30.02	1016.6
06:50 AM EDT	4.6	0.75	Light Rain and Fog/Mist	--	41.0	41.0	100%	37.9	NA	30.01	1016.3
06:45 AM EDT	E 3.4	0.75	Light Rain and Fog/Mist	--	41.0	41.0	100%	39.0	NA	30.01	1016.3
06:35 AM EDT	NE 4.6	1.00	Fog/Mist	--	41.0	41.0	100%	37.9	NA	30.00	1015.9
06:30 AM EDT	4.6	0.75	Fog/Mist	--	41.0	41.0	100%	37.9	NA	29.99	1015.6
06:25 AM EDT	4.6	0.50	Light Rain and Fog	--	41.0	41.0	100%	37.9	NA	29.99	1015.6
06:10 AM EDT	4.6	0.50	Fog	--	42.8	41.0	93%	40.1	NA	29.98	1015.2
06:05 AM EDT	4.6	0.50	Fog	--	42.8	41.0	93%	40.1	NA	29.98	1015.2
06:00 AM EDT	4.6	0.25	Fog	--	42.8	42.8	100%	40.1	NA	29.98	1015.2
05:50 AM EDT	E 4.6	0.50	Fog	--	42.8	42.8	100%	40.1	NA	29.97	1014.9
05:45 AM EDT	4.6	0.50	Fog	--	42.8	42.8	100%	40.1	NA	29.97	1014.9
05:35 AM EDT	E 3.4	0.25	Fog	--	42.8	42.8	100%	41.0	NA	29.96	1014.6
05:30 AM EDT	4.6	0.50	Fog	--	42.8	42.8	100%	40.1	NA	29.96	1014.6
05:20 AM EDT	4.6	0.25	Light Rain and Fog	--	42.8	42.8	100%	40.1	NA	29.96	1014.6
05:05 AM EDT	NE 8.1	0.25	Light Rain and Fog	--	42.8	42.8	100%	37.9	NA	29.96	1014.6
04:50 AM EDT	NE 6.9	0.50	Fog	--	42.8	42.8	100%	38.5	NA	29.96	1014.6
04:45 AM EDT	5.7	0.50	Light Rain and Fog	--	42.8	42.8	100%	39.2	NA	29.96	1014.6
04:40 AM EDT	5.8	0.50	Light Rain and Fog	Trace	42.1	42.1	100%	38.3	NA	29.95	1014.2
04:35 AM EDT	NE 6.9	0.50	Light Rain and Fog	--	42.8	42.8	100%	38.5	NA	29.95	1014.2
04:25 AM EDT	6.9	0.25	Light Rain and Fog	--	42.8	42.8	100%	38.5	NA	29.95	1014.2
04:20 AM EDT	5.7	0.25	Light Rain and Fog	--	42.8	42.8	100%	39.2	NA	29.95	1014.2
04:05 AM EDT	9.2	0.25	Light Rain and Fog	--	42.8	42.8	100%	37.4	NA	29.94	1013.9
04:00 AM EDT	6.9	0.25	Light Rain and Fog	--	42.8	42.8	100%	38.5	NA	29.94	1013.9
03:50 AM EDT	8.1	0.50	Fog	--	44.6	42.8	93%	40.1	NA	29.94	1013.9
03:40 AM EDT	NE 6.9	0.25	Fog	--	44.6	44.6	100%	40.6	NA	29.93	1013.5
03:35 AM EDT	5.7	0.25	Fog	--	44.6	44.6	100%	41.4	NA	29.93	1013.5
03:30 AM EDT	NE 5.7	0.50	Fog	--	44.6	44.6	100%	41.4	NA	29.93	1013.5
03:25 AM EDT	NE 4.6	0.50	Fog	--	44.6	44.6	100%	42.1	NA	29.93	1013.5
03:20 AM EDT	4.6	0.75	Fog/Mist	--	44.6	44.6	100%	42.1	NA	29.93	1013.5