Hay Window gives farmers a real-time cutting verdict powered by National Weather Service data no account, no subscription, no guesswork.
Enter your ZIP code and get an instant go/no-go on cutting dry hay based on the four conditions that actually matter:
- Relative humidity (ideal below 60%)
- Dew point (overnight moisture risk)
- Wind speed (5–20 mph is the curing sweet spot)
- Rain probability over the next 48 hours
FEATURES
- CUT IT / WAIT & WATCH / DON'T CUT verdict with confidence score
- Best cutting window — identifies the ideal hours in the next 24 hrs
- Hour-by-hour detail with temp, humidity, wind, and rain chance
- 5-day forecast with daily rain probability
- Morning alert — set a daily notification time for your conditions
- Works for any US ZIP code
- No API key, no account, no cost
Built by a farmer in the Mohawk Valley of New York. Powered entirely by the US National Weather Service.
To God alone be the glory.
Know exactly when to cut dry hay humidity, wind, and rain at a glance.