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Next week to bring another uptick in temps, humidity in the Northeast. Get the forecast. Chevron right

Sidney, MT

64°F
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Sidney

Montana

64°
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Sidney, MT Weather
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Chevron right

3 AM

65°
RealFeel® 58°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 56%
Chevron down
Thunderstorms
alerts

Severe Thunderstorm Watch

6:35 PM Saturday - 4:00 AM Sunday

WindNW 15 mph

Air QualityFair

Wind Gusts22 mph

Humidity83%

Indoor Humidity73% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Rain0.01 in

Visibility10 mi

Cloud Ceiling20400 ft

4 AM

63°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

WindN 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity91%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover96%

Visibility10 mi

Cloud Ceiling26200 ft

5 AM

62°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™60°

WindN 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts10 mph

Humidity93%

Indoor Humidity76% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling28100 ft

6 AM

63°
RealFeel® 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 59%
Chevron down
Thunderstorms

RealFeel Shade™60°

WindN 6 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts9 mph

Humidity88%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

7 AM

66°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 59%
Chevron down
Thunderstorms

RealFeel Shade™61°

WindN 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts9 mph

Humidity83%

Indoor Humidity77% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

8 AM

68°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™64°

WindNNW 10 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts12 mph

Humidity79%

Indoor Humidity79% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

9 AM

69°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Partly sunny

RealFeel Shade™66°

WindNNW 10 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts13 mph

Humidity80%

Indoor Humidity80% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

72°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 44%
Chevron down
Partly sunny

RealFeel Shade™69°

WindNNW 10 mph

Air QualityFair

Max UV Index4.7 (Moderate)

Wind Gusts13 mph

Humidity74%

Indoor Humidity74% (Humid)

Dew Point63° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

74°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Intermittent clouds

RealFeel Shade™72°

WindNW 10 mph

Air QualityFair

Max UV Index6.6 (High)

Wind Gusts13 mph

Humidity68%

Indoor Humidity68% (Humid)

Dew Point63° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling26200 ft

12 PM

77°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 49%
Chevron down
Intermittent clouds

RealFeel Shade™74°

WindNW 10 mph

Air QualityFair

Max UV Index7.5 (High)

Wind Gusts13 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover60%

Visibility10 mi

Cloud Ceiling24300 ft

1 PM

77°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 54%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™72°

WindNW 12 mph

Air QualityFair

Max UV Index3.8 (Moderate)

Wind Gusts15 mph

Humidity64%

Indoor Humidity64% (Humid)

Dew Point64° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Rain0.06 in

Visibility5 mi

Cloud Ceiling4000 ft

2 PM

80°
RealFeel® 84°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Intermittent clouds

RealFeel Shade™77°

Heat Index80°

WindNW 12 mph

Air QualityFair

Max UV Index7.8 (Very High)

Wind Gusts16 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point63° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Visibility10 mi

Cloud Ceiling28100 ft

3 PM

82°
RealFeel® 85°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 34%
Chevron down
Intermittent clouds

RealFeel Shade™79°

Heat Index83°

WindNW 12 mph

Air QualityFair

Max UV Index6.1 (High)

Wind Gusts18 mph

Humidity51%

Indoor Humidity51% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

83°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Mostly cloudy

RealFeel Shade™79°

Heat Index83°

WindWNW 16 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts23 mph

Humidity47%

Indoor Humidity47% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover75%

Visibility10 mi

Cloud Ceiling24900 ft

5 PM

78°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 61%
Chevron down
Thunderstorms

RealFeel Shade™72°

WindWNW 22 mph

Air QualityPoor

Max UV Index0.9 (Low)

Wind Gusts25 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point64° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover88%

Rain0.09 in

Visibility5 mi

Cloud Ceiling4000 ft

6 PM

75°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 56%
Chevron down
Thunderstorms

RealFeel Shade™68°

WindWNW 25 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts30 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

7 PM

72°
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™67°

WindWNW 23 mph

Air QualityFair

Max UV Index0.5 (Low)

Wind Gusts28 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling12100 ft

8 PM

68°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 46%
Chevron down
Cloudy

RealFeel Shade™64°

WindNW 22 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts27 mph

Humidity61%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling9600 ft

9 PM

65°
RealFeel® 61°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Mostly cloudy

WindWNW 18 mph

Air QualityFair

Wind Gusts27 mph

Humidity63%

Indoor Humidity57% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover84%

Visibility10 mi

Cloud Ceiling7100 ft

10 PM

63°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 54%
Chevron down
Thunderstorms

WindWNW 17 mph

Air QualityFair

Wind Gusts24 mph

Humidity69%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover79%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

11 PM

60°
RealFeel® 55°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 46%
Chevron down
Intermittent clouds

WindWNW 14 mph

Air QualityFair

Wind Gusts18 mph

Humidity72%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling12100 ft

Hourly Weather Forecast for Sidney

AccuWeather's hourly forecast for Sidney provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 65° with a RealFeel® of 58°, thunderstorms with a 56% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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