Roundup, MT Current Weather Conditions

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

▼Current Conditions — Roundup, MT

N BAR RANCH (KMVH)

Cloudy

21.2 F

Humidity:	93%
Wind Speed:	S 4.7 mph
Barometer:	30.01 in
Dewpoint:	19.4 F
Visibility:	10.00 mi
Precip:	--
Heat Index:	NA
Wind Chill:	14.7 F

Apr 27 2026, 04:15 AM MDT

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 — Montana

Temperature

Dewpoint

Wind Speed

Full Interactive Observation Map →

▼Radar — Montana

Loading radar…

Active Alerts Lightning

Full Interactive Radar Map →

▼Hourly Observation History — Roundup, MT

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)
04:15 AM MDT	S 4.7	10.00	Cloudy	--	21.2	19.4	93%	14.7	NA	30.01	1016.3
03:55 AM MDT	0.0	10.00	Cloudy	--	21.2	17.6	86%	NA	NA	30.00	1015.9
03:35 AM MDT	E 4.7	10.00	Cloudy	--	21.2	17.6	86%	14.7	NA	30.00	1015.9
03:15 AM MDT	E 4.7	10.00	Cloudy	--	23.0	19.4	86%	16.9	NA	30.00	1015.9
02:55 AM MDT	0.0	10.00	Cloudy	--	23.0	19.4	86%	NA	NA	30.01	1016.3
02:35 AM MDT	0.0	10.00	Cloudy	--	23.0	19.4	86%	NA	NA	30.01	1016.3
02:15 AM MDT	0.0	10.00	Cloudy	--	23.0	19.4	86%	NA	NA	30.01	1016.3
01:55 AM MDT	3.4	10.00	Cloudy	--	23.0	19.4	86%	18.5	NA	30.02	1016.6
01:35 AM MDT	0.0	10.00	Cloudy	--	23.0	19.4	86%	NA	NA	30.03	1016.9
01:15 AM MDT	6.9 G 12.8	10.00	Cloudy	--	24.8	19.4	80%	16.9	NA	30.02	1016.6
12:55 AM MDT	5.8	10.00	Cloudy	--	24.8	21.2	86%	17.8	NA	30.02	1016.6
12:35 AM MDT	6.9	10.00	Cloudy	--	26.6	21.2	80%	19.0	NA	30.02	1016.6
12:15 AM MDT	NE 8.1	10.00	Cloudy	--	26.6	19.4	74%	18.3	NA	30.02	1016.6
11:55 PM MDT	9.2	10.00	Cloudy	--	26.6	19.4	74%	17.6	NA	30.02	1016.6
11:35 PM MDT	6.9	10.00	Cloudy	--	26.6	19.4	74%	19.0	NA	30.02	1016.6
11:15 PM MDT	10.3	10.00	Cloudy	--	26.6	17.6	68%	16.9	NA	30.01	1016.3
10:55 PM MDT	5.8	10.00	Cloudy	--	26.6	21.2	80%	19.9	NA	30.01	1016.3
10:35 PM MDT	6.9	10.00	Cloudy	--	24.8	21.2	86%	16.9	NA	30.01	1016.3
10:15 PM MDT	NW 8.1	10.00	Cloudy	--	24.8	21.2	86%	16.0	NA	30.01	1016.3
09:55 PM MDT	NW 6.9	10.00	Cloudy	--	24.8	21.2	86%	16.9	NA	30.01	1016.3
09:35 PM MDT	NW 8.1	10.00	Cloudy	--	26.6	21.2	80%	18.3	NA	30.00	1015.9
09:15 PM MDT	5.8	10.00	Cloudy	--	26.6	23.0	86%	19.9	NA	29.99	1015.6
08:55 PM MDT	5.8	10.00	Cloudy	--	28.4	23.0	80%	22.1	NA	29.98	1015.2
08:35 PM MDT	8.1	10.00	Cloudy	--	28.4	23.0	80%	20.5	NA	29.98	1015.2
08:15 PM MDT	9.2	10.00	Unknown Precipitation	--	28.4	24.8	86%	19.8	NA	29.97	1014.9
07:55 PM MDT	5.8	4.00	Light Snow	--	28.4	24.8	86%	22.1	NA	29.96	1014.6
07:35 PM MDT	8.1	5.00	Light Snow	--	28.4	24.8	86%	20.5	NA	29.96	1014.6
07:15 PM MDT	9.2 G 17.2	9.00	Unknown Precipitation	--	28.4	24.8	86%	19.8	NA	29.95	1014.2
06:55 PM MDT	11.4	4.00	Light Snow	--	28.4	24.8	86%	18.5	NA	29.94	1013.9
06:35 PM MDT	13.9	6.00	Unknown Precipitation	--	30.2	24.8	80%	19.8	NA	29.94	1013.9
06:15 PM MDT	9.2 G 17.2	2.50	Light Snow	--	30.2	24.8	80%	21.9	NA	29.94	1013.6
05:55 PM MDT	13.9	6.00	Light Snow	--	28.4	24.8	86%	17.4	NA	29.92	1013.2
05:35 PM MDT	13.9	1.50	Light Snow	--	28.4	26.6	93%	17.4	NA	29.91	1012.9
05:15 PM MDT	13.9	7.00	Unknown Precipitation	--	32.0	26.6	80%	22.1	NA	29.89	1012.2
04:55 PM MDT	12.8	10.00	Unknown Precipitation	--	30.2	26.6	86%	20.1	NA	29.89	1012.2
04:35 PM MDT	13.9 G 19.7	5.00	Unknown Precipitation	--	32.0	26.6	80%	22.1	NA	29.89	1012.2
04:15 PM MDT	10.3	1.75	Unknown Precipitation	--	30.2	26.6	86%	21.4	NA	29.89	1012.2
03:55 PM MDT	10.3	1.25	Unknown Precipitation	00.01	30.2	26.6	86%	21.4	NA	29.88	1011.9
03:35 PM MDT	8.1	0.75	Light Snow	--	30.2	28.4	93%	22.6	NA	29.88	1011.9
03:15 PM MDT	9.2 G 17.2	0.75	Unknown Precipitation	--	28.4	26.6	93%	19.8	NA	29.88	1011.9
02:55 PM MDT	8.1 G 15.0	0.75	Unknown Precipitation	--	28.4	26.6	93%	20.5	NA	29.88	1011.9
02:35 PM MDT	6.9 G 13.9	1.25	Light Snow	--	28.4	26.6	93%	21.2	NA	29.88	1011.9
02:15 PM MDT	8.1	1.50	Light Snow	--	28.4	26.6	93%	20.5	NA	29.88	1011.9
01:55 PM MDT	11.4	0.75	Light Snow	--	28.4	26.6	93%	18.5	NA	29.87	1011.5
01:35 PM MDT	9.2	1.25	Light Snow	--	28.4	24.8	86%	19.8	NA	29.87	1011.5
01:15 PM MDT	6.9	0.75	Light Snow	--	28.4	26.6	93%	21.2	NA	29.86	1011.2
12:55 PM MDT	9.2	0.75	Light Snow	--	28.4	24.8	86%	19.8	NA	29.86	1011.2
12:35 PM MDT	10.3	1.25	Light Snow	--	28.4	24.8	86%	19.0	NA	29.86	1011.2
12:15 PM MDT	12.8	1.50	Light Snow	--	28.4	24.8	86%	18.0	NA	29.85	1010.8
11:55 AM MDT	10.3	1.75	Light Snow	--	28.4	24.8	86%	19.0	NA	29.86	1011.2
11:35 AM MDT	9.2	1.75	Light Snow	--	28.4	24.8	86%	19.8	NA	29.86	1011.2
11:15 AM MDT	10.3	1.50	Light Snow	--	28.4	24.8	86%	19.0	NA	29.86	1011.2
10:55 AM MDT	8.1	1.25	Light Snow	--	26.6	23.0	86%	18.3	NA	29.87	1011.5
10:35 AM MDT	6.9	3.00	Light Snow	--	28.4	19.4	69%	21.2	NA	29.86	1011.2
10:15 AM MDT	NE 6.9 G 13.9	9.00	Light Snow	--	28.4	19.4	69%	21.2	NA	29.86	1011.2
09:55 AM MDT	NE 12.8	5.00	Unknown Precipitation	--	28.4	17.6	64%	18.0	NA	29.86	1011.2
09:35 AM MDT	10.3	10.00	Cloudy	--	28.4	17.6	64%	19.0	NA	29.86	1011.2
09:15 AM MDT	5.8 G 11.4	10.00	Cloudy	--	26.6	15.8	63%	19.9	NA	29.86	1011.2
08:55 AM MDT	NE 8.1	10.00	Cloudy	--	26.6	17.6	68%	18.3	NA	29.86	1011.2
08:35 AM MDT	NE 6.9	10.00	Cloudy	--	26.6	17.6	68%	19.0	NA	29.86	1011.2
07:35 AM MDT	0.0	10.00	Cloudy	--	24.8	17.6	74%	NA	NA	29.85	1010.8
07:15 AM MDT	0.0	10.00	Cloudy	--	23.0	17.6	79%	NA	NA	29.85	1010.8
06:55 AM MDT	0.0	10.00	Cloudy	--	21.2	17.6	86%	NA	NA	29.84	1010.5
06:35 AM MDT	0.0	10.00	Cloudy	--	21.2	17.6	86%	NA	NA	29.84	1010.5
06:15 AM MDT	0.0	10.00	Cloudy	--	21.2	17.6	86%	NA	NA	29.83	1010.2
05:55 AM MDT	0.0	10.00	Cloudy	--	23.0	17.6	79%	NA	NA	29.83	1010.2
05:35 AM MDT	0.0	10.00	Mostly Cloudy	--	21.2	15.8	79%	NA	NA	29.84	1010.5
05:15 AM MDT	0.0	10.00	Mostly Cloudy	--	21.2	17.6	86%	NA	NA	29.84	1010.5
04:55 AM MDT	SE 4.7	10.00	Partly Cloudy	--	21.2	17.6	86%	14.7	NA	29.84	1010.5
04:35 AM MDT	S 3.4	10.00	Clear	--	21.2	17.6	86%	16.5	NA	29.85	1010.8
04:15 AM MDT	0.0	10.00	Clear	--	21.2	17.6	86%	NA	NA	29.85	1010.8
03:55 AM MDT	E 5.8	10.00	Mostly Cloudy	--	23.0	15.8	74%	15.6	NA	29.85	1010.8