Harman US

Alva, OK Weather & Growing Conditions

Today
104°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 104. Heat index values as high as 101. South wind around 13 mph, with gusts as high as 20 mph.

7-day forecast

WhenTempForecastWindPrecip
Today 104°F Mostly Sunny then Slight Chance Showers And Thunderstorms 13 mph S 12%
Tonight 73°F Slight Chance Showers And Thunderstorms 9 to 13 mph S 12%
Wednesday 102°F Slight Chance Showers And Thunderstorms 8 to 12 mph WSW 12%
Wednesday Night 70°F Slight Chance Showers And Thunderstorms 13 mph ENE 22%
Thursday 98°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 7 to 10 mph SE 33%
Thursday Night 72°F Chance Showers And Thunderstorms 8 to 13 mph ESE 52%
Friday 100°F Chance Showers And Thunderstorms 8 to 13 mph SSE 31%
Friday Night 72°F Mostly Clear 8 to 14 mph SSE 11%
Saturday 102°F Sunny 7 to 14 mph S 9%
Saturday Night 75°F Clear 16 mph S 1%
Sunday 103°F Sunny 14 to 17 mph SSW 0%
Sunday Night 75°F Clear 17 mph S 0%
Monday 103°F Sunny 16 to 20 mph SSW 0%
Monday Night 76°F Mostly Clear 18 mph S 0%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Alva, OK

Last spring frost
Apr 10
First fall frost
Oct 28
Growing season
199 days
Hardiness zone
7a

Explore more for Alva, OK: full frost dates · planting calendar · Oklahoma frost dates

Climate data from the nearest NOAA station, Alva 1W, Ok (5.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.