Williamson, IA Current Weather Conditions

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

▼Current Conditions — Williamson, IA

CHARITON (KCNC)

Clear

95.0 F

Humidity:	47%
Wind Speed:	S 10.3 mph
Barometer:	29.89 in
Dewpoint:	71.6 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	103.1 F
Wind Chill:	NA

Sep 2 2026, 03:35 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 — Iowa

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Iowa

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — Williamson, IA

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)
03:35 PM CDT	S 10.3	10.00	Clear	--	95.0	71.6	47%	NA	103.1	29.89	1012.2
03:15 PM CDT	S 11.4 G 19.7	10.00	Clear	--	93.2	71.6	50%	NA	100.9	29.90	1012.5
02:55 PM CDT	S 12.8	10.00	Clear	--	93.2	71.6	50%	NA	100.9	29.90	1012.5
02:35 PM CDT	S 10.3	10.00	Clear	--	93.2	73.4	53%	NA	102.9	29.91	1012.9
02:15 PM CDT	S 11.4 G 17.2	10.00	Clear	--	93.2	71.6	50%	NA	100.9	29.92	1013.2
01:55 PM CDT	11.4	9.00	Clear	--	93.2	71.6	50%	NA	100.9	29.92	1013.2
01:35 PM CDT	10.3	10.00	Clear	--	93.2	69.8	47%	NA	99.1	29.94	1013.6
01:15 PM CDT	S 11.4	8.00	Clear	--	91.4	69.8	49%	NA	97.0	29.94	1013.6
12:55 PM CDT	12.8	10.00	Clear	--	91.4	69.8	49%	NA	97.0	29.94	1013.9
12:35 PM CDT	10.3 G 17.2	10.00	Clear	--	89.6	69.8	52%	NA	94.8	29.95	1014.2
12:15 PM CDT	G 15.0	10.00	Clear	--	NULL		%	NA	NA		M
11:55 AM CDT	S 11.4	10.00	Clear	--	87.8	69.8	55%	NA	92.7	29.95	1014.2
11:35 AM CDT	10.3	10.00	Clear	--	87.8	69.8	55%	NA	92.7	29.96	1014.6
11:15 AM CDT	SW 6.9	9.00	NULL	--	86.0	69.8	59%	NA	90.7	29.97	1014.9
10:55 AM CDT	S 6.9	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.96	1014.6
10:35 AM CDT	S 8.1	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.96	1014.6
10:15 AM CDT	S 8.1	10.00	Clear	--	84.2	69.8	62%	NA	88.5	29.95	1014.2
09:55 AM CDT	8.1	9.00	Clear	--	82.4	68.0	62%	NA	85.5	29.95	1014.2
09:15 AM CDT	SE 5.8	10.00	Clear	--	80.6	69.8	70%	NA	83.8	29.96	1014.6
08:55 AM CDT	4.7	10.00	Clear	--	78.8	69.8	74%	NA	79.9	29.96	1014.6
08:35 AM CDT	3.4	10.00	Light Drizzle	--	77.0	68.0	74%	NA	77.9	29.97	1014.9
08:15 AM CDT	0.0	10.00	Clear	--	75.2	69.8	83%	NA	76.3	29.97	1014.9
07:55 AM CDT	3.4	7.00	Mostly Clear	--	73.4	69.8	89%	NA	74.7	29.97	1014.9
07:35 AM CDT	0.0	10.00	Mostly Clear	--	71.6	68.0	88%	NA	72.7	29.98	1015.2
07:15 AM CDT	SE 3.4	10.00	Mostly Cloudy	--	71.6	68.0	88%	NA	72.7	29.97	1014.9
06:55 AM CDT	0.0	10.00	Mostly Cloudy	--	73.4	66.2	78%	NA	74.1	29.97	1014.9
06:35 AM CDT	4.7 G 18.3	10.00	Mostly Cloudy	--	71.6	66.2	83%	NA	72.3	29.96	1014.6
06:15 AM CDT	8.1	10.00	Clear	--	71.6	66.2	83%	NA	72.3	29.94	1013.9
05:55 AM CDT	4.7	10.00	Clear	--	71.6	66.2	83%	NA	72.3	29.94	1013.9
05:35 AM CDT	S 5.8	10.00	Clear	--	71.6	68.0	88%	NA	72.7	29.94	1013.9
05:15 AM CDT	S 6.9	10.00	Clear	--	71.6	68.0	88%	NA	72.7	29.94	1013.6
04:55 AM CDT	5.8	10.00	Mostly Clear	--	71.6	68.0	88%	NA	72.7	29.94	1013.9
04:35 AM CDT	S 6.9	10.00	Clear	--	71.6	68.0	88%	NA	72.7	29.94	1013.6
04:15 AM CDT	S 8.1	10.00	Clear	--	73.4	68.0	83%	NA	74.3	29.94	1013.6
03:55 AM CDT	S 6.9	10.00	Clear	--	73.4	68.0	83%	NA	74.3	29.94	1013.6
03:35 AM CDT	S 6.9	10.00	Mostly Clear	--	75.2	68.0	78%	NA	76.1	29.94	1013.6
03:15 AM CDT	S 6.9	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.94	1013.6
02:55 AM CDT	S 6.9	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.94	1013.6
02:35 AM CDT	S 9.2	10.00	Clear	--	77.0	66.2	69%	NA	77.7	29.92	1013.2
02:15 AM CDT	S 11.4	10.00	Clear	--	77.0	66.2	69%	NA	77.7	29.91	1012.9
01:55 AM CDT	S 8.1	9.00	Clear	--	75.2	66.2	74%	NA	75.9	29.91	1012.9
01:35 AM CDT	S 10.3	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.92	1013.2
01:15 AM CDT	S 10.3	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.94	1013.6
12:55 AM CDT	S 10.3	10.00	Clear	--	75.2	66.2	74%	NA	75.9	29.94	1013.6
12:35 AM CDT	S 9.2	10.00	Clear	--	75.2	66.2	74%	NA	75.9	29.94	1013.6
12:15 AM CDT	S 9.2	10.00	Clear	--	75.2	66.2	74%	NA	75.9	29.94	1013.6
11:55 PM CDT	S 9.2	10.00	Clear	--	77.0	66.2	69%	NA	77.7	29.94	1013.6
11:35 PM CDT	S 9.2	10.00	Clear	--	75.2	66.2	74%	NA	75.9	29.94	1013.6
11:15 PM CDT	S 8.1	10.00	Clear	--	75.2	68.0	78%	NA	76.1	29.94	1013.6
10:55 PM CDT	S 9.2	10.00	Clear	--	77.0	68.0	74%	NA	77.9	29.94	1013.6
10:35 PM CDT	S 9.2	NULL	Clear	--	77.0	68.0	74%	NA	77.9	29.94	1013.6
10:15 PM CDT	S 8.1	10.00	Clear	--	77.0	68.0	74%	NA	77.9	29.94	1013.6
09:55 PM CDT	S 8.1	9.00	Clear	--	77.0	69.8	78%	NA	78.1	29.92	1013.2
09:35 PM CDT	S 8.1	10.00	Clear	--	77.0	69.8	78%	NA	78.1	29.92	1013.2
09:15 PM CDT	S 6.9	10.00	Clear	--	78.8	69.8	74%	NA	79.9	29.91	1012.9
08:55 PM CDT		10.00	Clear	--	NULL		%	NA	NA		M
08:35 PM CDT	S 9.2	10.00	Clear	--	77.0	71.6	83%	NA	78.3	29.90	1012.5
08:15 PM CDT	S 6.9	10.00	Clear	--	80.6	71.6	74%	NA	84.6	29.90	1012.5
07:55 PM CDT	S 5.8	4.00	Haze	--	82.4	69.8	66%	NA	86.2	29.90	1012.5
07:35 PM CDT	S 5.8	10.00	Clear	--	NULL	71.6	%	NA	NA	29.90	1012.5
07:15 PM CDT	S 5.8	10.00	Clear	--	NULL	71.6	%	NA	NA	29.90	1012.5
06:55 PM CDT	S 9.2	9.00	Clear	--	NULL	71.6	%	NA	NA	29.90	1012.5
06:35 PM CDT	S 8.1	10.00	Clear	--	87.8	71.6	59%	NA	94.3	29.90	1012.5
06:15 PM CDT	S 8.1	10.00	Clear	--	89.6	71.6	56%	NA	96.4	29.91	1012.9
05:55 PM CDT	S 10.3	10.00	Clear	--	91.4	71.6	53%	NA	98.6	29.91	1012.9
05:35 PM CDT	S 8.1 G 16.1	8.00	Clear	--	91.4	69.8	49%	NA	97.0	29.91	1012.9
05:15 PM CDT	9.2	9.00	Clear	--	93.2	69.8	47%	NA	99.1	29.91	1012.9
04:55 PM CDT	S 12.8	9.00	Clear	--	93.2	69.8	47%	NA	99.1	29.91	1012.9
04:35 PM CDT	S 10.3 G 18.3	9.00	Clear	--	93.2	68.0	44%	NA	97.7	29.91	1012.9
04:15 PM CDT	12.8 G 18.3	9.00	Clear	--	93.2	68.0	44%	NA	97.7	29.91	1012.9
03:55 PM CDT	S 13.9	9.00	Clear	--	93.2	68.0	44%	NA	97.7	29.92	1013.2
03:35 PM CDT	13.9	10.00	Clear	--	95.0	68.0	42%	NA	99.9	29.92	1013.2