ChillCast

ChillCast tracks chill hour accumulation for fruit trees using real weather data from Open-Meteo (ERA5 reanalysis). Set your orchard location and instantly see how much winter chill your trees have received this season. CHILL MODELS Compare three industry-standard models side by side: - 45°F Hours: Traditional model counting hours between 0-7.2°C - Utah: Weighted model where warm temperatures cancel chill accumulation - Dynamic (Chill Portions): Fishman-Erez model, most accurate for mild climates VARIETY MATCHING See at a glance which of your fruit varieties have met their chill requirements and which are falling short. 20 varieties included: apple, peach, cherry, pear, plum, apricot, fig, pomegranate, blueberry, and grape. GLOBAL COVERAGE Works anywhere in the world. Automatic hemisphere detection adjusts the chill season (Sep-Mar for Northern, Mar-Sep for Southern hemisphere). PRO FEATURES (one-time purchase) - Unlock all 3 chill models - Full variety list (20 varieties) - Track multiple orchards - Season history chart - CSV data export - Bloom & frost-risk notifications Weather data powered by Open-Meteo ERA5 reanalysis. No account required. No ads.