 |
 Current Great Falls Weather Conditions |
Updated May 13th at 9:53 am |
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| Temperature: | 77°F |
Dew Point: | 39°F |
| Barometer: | 29.71 inHg |
Wind: | N 21 Mph |
| Humidity: | 25.7% |
Visibility: | 0M |
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| Great Falls Weather Forecast Summary |
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Today
May 13th
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Thursday
May 14th
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Friday
May 15th
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Saturday
May 16th
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Sunday
May 17th
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Thundershowers |
Mix of Cloud and Sun |
Mix of Sun and Cloud |
Mix of Cloud and Sun |
Cloudy |
84°F
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61°F
48°F |
59°F
46°F |
60°F
42°F |
45°F
38°F |
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| Great Falls Detailed Weather Forecast |
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| Wednesday, May 13th, 2026 |
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Afternoon |
Temperature: 77°F |
| Sunny with cloudy periods. Chance of a thunderstorm. Wind 25 to 40 mph. |
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Evening |
Temperature: 61°F |
| Clear with a few showers. Wind 25 to 40 mph. |
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| Thursday, May 14th, 2026 |
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Overnight |
Temperature: 48°F |
| Cloudy with clear periods with showers likely. Wind 25 to 40 mph. |
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Morning |
Temperature: 48°F |
| Mostly cloudy. Wind 35 to 45 mph. |
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Afternoon |
Temperature: 59°F |
| A mix of sun and cloud. Wind 25 to 40 mph. |
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Evening |
Temperature: 55°F |
| Clear. Wind 20 to 30 mph. |
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| Friday, May 15th, 2026 |
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Overnight |
Temperature: 51°F |
| A mix of cloudy and clear skies. Windy. |
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Morning |
Temperature: 49°F |
| Sunny. Wind 20 to 30 mph. |
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Afternoon |
Temperature: 58°F |
| A mix of cloud and sun. Wind 20 to 30 mph. |
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Evening |
Temperature: 53°F |
| Clear with cloudy periods. Wind 20 to 30 mph. |
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| Saturday, May 16th, 2026 |
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Overnight |
Temperature: 43°F |
| Mostly clear. |
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Morning |
Temperature: 51°F |
| A mix of cloud and sun. Windy at times. |
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Afternoon |
Temperature: 60°F |
| A mix of cloud and sun. Windy at times. |
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Evening |
Temperature: 55°F |
| Cloudy. Windy. |
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| Sunday, May 17th, 2026 |
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Overnight |
Temperature: 44°F |
| Mostly cloudy. |
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Morning |
Temperature: 39°F |
| Cloudy. Windy at times. |
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Afternoon |
Temperature: 42°F |
| Cloudy. Windy. |
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Evening |
Temperature: 42°F |
| Mostly cloudy. Windy at times. |
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| Monday, May 18th, 2026 |
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Overnight |
Temperature: 34°F |
| Mostly cloudy. |
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Morning |
Temperature: 37°F |
| Sunny. |
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Afternoon |
Temperature: 54°F |
| A mix of cloud and sun. |
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Evening |
Temperature: 51°F |
| A mix of cloudy and clear skies. Windy at times. |
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| Tuesday, May 19th, 2026 |
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Overnight |
Temperature: 40°F |
| Clear with cloudy periods. |
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Morning |
Temperature: 48°F |
| Sunny with cloudy periods. Windy. |
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Afternoon |
Temperature: 62°F |
| Cloudy with sunny periods. Windy. |
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Evening |
Temperature: 55°F |
| Mostly cloudy. Windy at times. |
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| Wednesday, May 20th, 2026 |
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Overnight |
Temperature: 43°F |
| Cloudy with a chance of showers. Windy. |
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Morning |
Temperature: 43°F |
| Cloudy with sunny periods with a chance of showers. Windy. |
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Afternoon |
Temperature: 54°F |
| Sunny with cloudy periods with a chance of showers. Windy at times. |
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Evening |
Temperature: 56°F |
| Clear. |
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| Thursday, May 21st, 2026 |
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Overnight |
Temperature: 45°F |
| Mostly clear. Windy at times. |
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Morning |
Temperature: 53°F |
| Mostly sunny. Windy. |
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Afternoon |
Temperature: 70°F |
| A mix of cloud and sun. Windy. |
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Evening |
Temperature: 63°F |
| A mix of cloudy and clear skies. Windy at times. |
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