Mertzon, TX Current Weather Conditions

Current weather observations and 72-hour history for Mertzon, TX. • View 5-Day Forecast ›

▼Current Conditions — Mertzon, TX

BIG LAKE (KE41)

Clear

98.1 F

Humidity:	28%
Wind Speed:	15.0 G 24.2 mph
Barometer:	29.92 in
Dewpoint:	59.5 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	98.2 F
Wind Chill:	NA

Aug 13 2026, 05:15 PM CDT

Alert Subscriptions

Severe Weather

Tornado, flood & storm warnings

Observations

Station conditions & threshold alerts

Daily Forecast

Morning summary delivered daily

Lightning

Real-time strike alerts

▼State Weather Snapshot — Texas

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Texas

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — Mertzon, TX

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)
05:15 PM CDT	15.0 G 24.2	10.00	Clear	--	98.1	59.5	28%	NA	98.2	29.92	1013.2
04:35 PM CDT	SE 15.0 G 18.4	10.00	Clear	--	98.2	59.9	28%	NA	98.6	29.93	1013.5
04:15 PM CDT	SE 12.7 G 18.4	10.00	Clear	--	97.5	60.1	29%	NA	97.9	29.94	1013.9
03:35 PM CDT	G 20.7	10.00	Clear	--	NULL		%	NA	NA		M
03:15 PM CDT	12.7 G 18.4	5.00	Haze	--	96.4	59.9	30%	NA	96.4	29.97	1014.9
02:35 PM CDT	G 17.3	0.50	Haze	--	NULL		%	NA	NA		M
02:15 PM CDT	15.0 G 19.6	10.00	Clear	--	94.3	59.9	32%	NA	94.1	29.99	1015.6
01:35 PM CDT	G 21.9	10.00	Clear	--	NULL		%	NA	NA		M
01:15 PM CDT	S 11.5 G 20.7	4.00	Haze	--	92.1	62.8	38%	NA	93.2	30.01	1016.3
12:35 PM CDT	S 11.5 G 19.6	10.00	Clear	--	90.3	63.9	42%	NA	91.8	30.02	1016.6
12:15 PM CDT	S 12.7 G 25.3	10.00	Clear	--	88.3	63.9	44%	NA	89.6	30.03	1016.9
11:35 AM CDT	G 23.0	10.00	Clear	--	NULL		%	NA	NA		M
11:15 AM CDT	S 18.4 G 23.0	10.00	Clear	--	85.1	63.5	48%	NA	86.2	30.03	1016.9
10:55 AM CDT		10.00	NULL	--	NULL		%	NA	NA		M
10:35 AM CDT	G 20.7	10.00	Clear	--	NULL		%	NA	NA		M
10:15 AM CDT	S 13.8	10.00	Clear	--	81.7	63.3	54%	NA	82.9	30.03	1016.9
09:35 AM CDT	S 13.8 G 18.4	10.00	Clear	--	79.9	63.0	56%	NA	81.3	30.03	1016.9
09:15 AM CDT	S 15.0 G 23.0	10.00	Clear	--	78.6	62.6	58%	NA	79.0	30.03	1016.9
08:55 AM CDT	G 19.6	10.00	Clear	--	NULL		%	NA	NA		M
08:35 AM CDT	S 15.0	10.00	Partly Cloudy	--	76.5	62.1	61%	NA	76.6	30.02	1016.6
08:15 AM CDT	S 9.2 G 21.9	10.00	Mostly Cloudy	--	77.0	62.2	60%	NA	77.2	30.01	1016.3
07:35 AM CDT		10.00	Partly Cloudy	--	NULL		%	NA	NA		M
07:15 AM CDT	S 13.8 G 18.4	10.00	Partly Cloudy	--	76.3	62.4	62%	NA	76.5	29.98	1015.2
06:35 AM CDT	S 11.5 G 20.7	10.00	Clear	--	77.0	61.9	60%	NA	77.2	29.97	1014.9
06:15 AM CDT	S 12.7	10.00	Clear	--	77.5	61.7	58%	NA	77.7	29.97	1014.9
05:35 AM CDT	S 10.4	10.00	Clear	--	78.3	61.0	55%	NA	78.4	29.96	1014.6
05:15 AM CDT	S 12.7 G 17.3	10.00	Clear	--	78.6	60.3	53%	NA	78.6	29.96	1014.6
04:35 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
04:15 AM CDT	S 11.5	10.00	Clear	--	78.4	56.7	47%	NA	78.3	29.96	1014.6
03:55 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
03:35 AM CDT	S 10.4	10.00	Clear	--	79.7	56.7	45%	NA	79.5	29.95	1014.2
03:15 AM CDT	S 9.2	10.00	Clear	--	79.5	56.8	46%	NA	79.3	29.95	1014.2
02:35 AM CDT	S 8.1	10.00	Clear	--	80.6	57.0	45%	NA	80.8	29.95	1014.2
02:15 AM CDT	S 10.4	10.00	Clear	--	81.1	57.2	44%	NA	81.1	29.95	1014.2
01:35 AM CDT	S 10.4	10.00	Clear	--	81.9	57.6	44%	NA	81.7	29.95	1014.2
01:15 AM CDT	S 9.2	10.00	Clear	--	81.3	57.7	45%	NA	81.3	29.96	1014.6
12:55 AM CDT		10.00	Clear	--	NULL		%	NA	NA		M
12:35 AM CDT	8.1	10.00	Clear	--	82.0	57.9	44%	NA	82.0	29.95	1014.2
12:15 AM CDT	9.2	10.00	Clear	--	83.1	57.9	42%	NA	82.8	29.95	1014.2
11:35 PM CDT	S 8.1	10.00	Clear	--	84.0	58.3	42%	NA	83.7	29.96	1014.6
11:15 PM CDT	S 8.1	10.00	Clear	--	85.1	58.5	41%	NA	84.6	29.95	1014.2
10:35 PM CDT	S 9.2	10.00	Clear	--	85.8	59.4	41%	NA	85.5	29.95	1014.2
10:15 PM CDT	S 9.2	10.00	Clear	--	86.4	59.7	41%	NA	86.0	29.94	1013.9
08:35 PM CDT	S 10.4	10.00	Clear	--	90.0	59.9	37%	NA	89.6	29.92	1013.2
08:15 PM CDT	12.7	10.00	Clear	--	90.9	59.7	35%	NA	90.3	29.91	1012.9
07:35 PM CDT		10.00	Clear	--	NULL		%	NA	NA		M
06:35 PM CDT	S 11.5 G 23.0	10.00	Clear	--	95.9	59.4	30%	NA	95.7	29.91	1012.9
06:15 PM CDT	S 15.0 G 19.6	10.00	Clear	--	96.8	59.4	29%	NA	96.6	29.91	1012.9
05:55 PM CDT	G 23.0	10.00	Clear	--	NULL		%	NA	NA		M
05:35 PM CDT	S 15.0 G 23.0	10.00	Clear	--	97.2	59.4	29%	NA	97.2	29.91	1012.9
05:15 PM CDT	15.0	10.00	NULL	--	97.3	59.5	29%	NA	97.3	29.92	1013.2
04:35 PM CDT	S 12.7 G 23.0	10.00	Clear	--	97.0	60.6	30%	NA	97.5	29.92	1013.2
04:15 PM CDT	S 12.7 G 20.7	10.00	Clear	--	96.8	61.0	31%	NA	97.5	29.93	1013.5
03:35 PM CDT	G 16.1	10.00	Clear	--	NULL		%	NA	NA		M
03:15 PM CDT	S 12.7 G 21.9	10.00	Clear	--	95.7	61.7	33%	NA	96.6	29.96	1014.6
02:35 PM CDT	G 18.4	10.00	Clear	--	NULL		%	NA	NA		M
02:15 PM CDT	S 15.0 G 18.4	10.00	Clear	--	94.1	63.0	36%	NA	95.4	29.99	1015.6
01:55 PM CDT	S 12.7 G 19.6	10.00	Clear	--	93.4	65.1	40%	NA	95.9	30.00	1015.9
01:35 PM CDT	G 21.9	10.00	Clear	--	NULL		%	NA	NA		M
01:15 PM CDT	S 16.1 G 23.0	10.00	Clear	--	91.4	65.1	42%	NA	93.6	30.01	1016.3
12:35 PM CDT	G 21.9	10.00	Clear	--	NULL		%	NA	NA		M
12:15 PM CDT	12.7	10.00	Clear	--	89.2	66.6	47%	NA	92.1	30.03	1016.9
11:35 AM CDT	G 20.7	10.00	Clear	--	NULL		%	NA	NA		M
11:15 AM CDT	S 16.1 G 23.0	10.00	Clear	--	84.6	67.1	56%	NA	87.3	30.03	1016.9
10:35 AM CDT	S 16.1 G 21.9	10.00	Clear	--	82.2	66.9	60%	NA	84.7	30.04	1017.3
10:15 AM CDT	S 16.1 G 20.7	10.00	Clear	--	81.3	67.3	62%	NA	83.8	30.04	1017.3
09:35 AM CDT	S 16.1 G 19.6	10.00	Clear	--	79.3	66.7	65%	NA	81.5	30.04	1017.3
09:15 AM CDT	S 16.1 G 20.7	10.00	Clear	--	78.6	66.6	67%	NA	79.3	30.04	1017.3
08:35 AM CDT	S 15.0 G 21.9	10.00	Clear	--	77.0	66.4	70%	NA	77.7	30.03	1016.9
08:15 AM CDT	S 16.1	10.00	NULL	--	76.5	66.6	71%	NA	77.2	30.03	1016.9