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Arrowhead School Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  | |  |  |  | |  | | | | |
| Fog | Rain | Rain | Chance of Rain | Clearing | Mostly Clear | Clearing | Partly Cloudy | Partly Cloudy | Partly Cloudy | Clearing | Partly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C | Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C | Hi: 55°FHi: 13°C | Lo: 35°FLo: 2°C |
| POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 422 AM MST Sun Nov 01 2026 
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Issued: 430 AM MST Sun Nov 1 2026
Key Messages
- Areas of fog through Sunday morning with dense fog near the MT/WY/SD/ND areas.
- Quiet weather with mild temperatures Sunday.
- Storm system to bring rain, strong northwest winds and light snow over the higher Black Hills on Monday.
Discussion
...(This Evening Through Saturday) Issued at 1230 PM MDT Sat Oct 31 2026
Analysis (19z or 1 pm MDT): The longwave flow over the CONUS remains in a trough (west) and ridge (east) pattern with much of the northern Plains sitting between these two featur...