Alliance, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alliance, a city in Box Butte County, Nebraska.
Today
72°F
Smoke then Partly Sunny
Smoke before noon. Partly sunny, with a high near 72. East northeast wind around 10 mph.
7-day forecast for Alliance
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 72°F | Smoke then Partly Sunny | 10 mph ENE | 14% |
| Tonight | 50°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 5 to 10 mph SE | 33% |
| Wednesday | 79°F | Slight Chance Showers And Thunderstorms then Sunny | 5 to 10 mph SSE | 20% |
| Wednesday Night | 55°F | Mostly Clear | 10 to 15 mph SSE | 4% |
| Thursday | 91°F | Sunny | 5 to 15 mph S | 3% |
| Thursday Night | 58°F | Clear | 5 to 10 mph SE | 5% |
| Friday | 96°F | Sunny | 5 to 10 mph SSE | 2% |
| Friday Night | 62°F | Mostly Clear | 10 to 15 mph S | 1% |
| Saturday | 100°F | Sunny | 10 to 15 mph WNW | 1% |
| Saturday Night | 61°F | Mostly Clear | 5 to 15 mph SE | 1% |
| Sunday | 99°F | Sunny | 5 to 15 mph SE | 5% |
| Sunday Night | 63°F | Partly Cloudy | 5 to 15 mph SE | 12% |
| Monday | 97°F | Sunny | 5 to 15 mph NE | 6% |
| Monday Night | 61°F | Chance Showers And Thunderstorms | 5 to 15 mph E | 27% |
Forecast source: National Weather Service (api.weather.gov) for Alliance (42.103, -102.876). Updated through the day.
Growing snapshot for Alliance
Last spring frost
May 11
First fall frost
Oct 3
Growing season
144 days
Hardiness zone
5a
More local growing data for Alliance: nearby ZIP 69301 weather · frost dates · planting calendar · Nebraska frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Alliance 1Wnw, Ne (1.2 mi from Alliance). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.