Alliance, NE Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alliance, a city in Box Butte County, Nebraska.
Overnight
58°F
Rain Showers Likely
Rain showers likely before 3am. Mostly cloudy, with a low around 58. North wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Alliance
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 58°F | Rain Showers Likely | 5 to 15 mph N | 55% |
| Saturday | 73°F | Partly Sunny then Chance Showers And Thunderstorms | 5 to 10 mph E | 27% |
| Saturday Night | 50°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph E | 70% |
| Sunday | 63°F | Rain Showers Likely then Chance Showers And Thunderstorms | 10 mph S | 56% |
| Sunday Night | 47°F | Showers And Thunderstorms Likely | 5 to 10 mph N | 64% |
| Monday | 65°F | Slight Chance Rain Showers | 5 to 10 mph NNE | 18% |
| Monday Night | 48°F | Partly Cloudy | 10 to 15 mph ESE | 10% |
| Tuesday | 67°F | Mostly Sunny | 15 to 25 mph SSE | 10% |
| Tuesday Night | 50°F | Partly Cloudy | 20 mph SSE | 14% |
| Wednesday | 74°F | Partly Sunny | 15 to 20 mph SSE | 13% |
| Wednesday Night | 51°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 15 mph S | 24% |
| Thursday | 77°F | Mostly Sunny | 5 mph SSE | 5% |
| Thursday Night | 52°F | Partly Cloudy | 5 to 10 mph SE | 7% |
| Friday | 77°F | Mostly Sunny | 10 to 15 mph SSE | 9% |
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 Sep 19, 2026.