Arnold, ND Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Arnold, ND in one place.
Mostly sunny. High near 68, with temperatures falling to around 66 in the afternoon. Northwest wind 8 to 20 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Arnold, ND is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 14, 2026 10:37 PM CDT.
The active forecast window currently covers Sep 15 to Sep 21, 2026 for Arnold, ND.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 15 to Sep 21, 2026
- Latest sync
- Sep 14, 2026 10:37 PM CDT
- Forecast office
- BIS
- Source
- NOAA / NWS
Daily Outlook
This Week in Arnold
Friday looks like the warmest upcoming period in Arnold at 73 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 46 degrees F.
The strongest winds are forecast for Tuesday at about 8 to 20 mph NW.
Precipitation is mentioned in 9 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 14, 2026 10:37 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- BIS
- Radar station
- KBIS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 46. Northeast wind 3 to 12 mph, with gusts as high as 20 mph.
A chance of rain showers after 7am. Partly sunny, with a high near 71. Southeast wind 12 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
A slight chance of rain showers before 7pm. Partly cloudy, with a low around 47. Northeast wind around 9 mph. Chance of precipitation is 20%.
Mostly sunny, with a high near 71. East wind 6 to 9 mph.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Southeast wind around 10 mph, with gusts as high as 18 mph.
A chance of showers and thunderstorms. Mostly cloudy, with a high near 73. East wind around 9 mph, with gusts as high as 18 mph.
A chance of rain showers. Mostly cloudy, with a low around 54. Northeast wind around 9 mph.
A chance of rain showers. Mostly cloudy, with a high near 70. Northeast wind around 12 mph, with gusts as high as 20 mph.
A chance of rain showers. Mostly cloudy, with a low around 51. East wind around 8 mph.
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 69. North wind 6 to 10 mph, with gusts as high as 21 mph.
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 49. East wind around 8 mph.
Mostly sunny, with a high near 71.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Sep 15
|
Mostly Sunny
|
68°F |
8 to 20 mph
NW
|
|
Tuesday Night
Sep 15
|
Partly Cloudy
|
46°F |
3 to 12 mph
NE
|
|
Wednesday
Sep 16
|
Chance Rain Showers
|
71°F |
12 to 18 mph
SE
|
|
Wednesday Night
Sep 16
|
Slight Chance Rain Showers then Partly Cloudy
|
47°F |
9 mph
NE
|
|
Thursday
Sep 17
|
Mostly Sunny
|
71°F |
6 to 9 mph
E
|
|
Thursday Night
Sep 17
|
Slight Chance Showers And Thunderstorms
|
55°F |
10 mph
SE
|
|
Friday
Sep 18
|
Chance Showers And Thunderstorms
|
73°F |
9 mph
E
|
|
Friday Night
Sep 18
|
Chance Rain Showers
|
54°F |
9 mph
NE
|
|
Saturday
Sep 19
|
Chance Rain Showers
|
70°F |
12 mph
NE
|
|
Saturday Night
Sep 19
|
Chance Rain Showers
|
51°F |
8 mph
E
|
|
Sunday
Sep 20
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
69°F |
6 to 10 mph
N
|
|
Sunday Night
Sep 20
|
Slight Chance Showers And Thunderstorms
|
49°F |
8 mph
E
|
|
Monday
Sep 21
|
Mostly Sunny
|
71°F |
6 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Arnold.