GrayCloud: Rain Totals & Radar

GrayCloud is a hyperlocal weather app that alerts you before it rains.

See recent rainfall, compare it with your weekly goal, and decide whether your lawn or garden may need water. Our proprietary forecast engine generates minute-by-minute rain prediction and real-time alerts when local NWS reports change.

RAIN AT A GLANCE
- Minute-by-minute rain prediction
- See upcoming rainfall totals and precipitation chances
- See past rainfall totals
- Compare recent rain with a weekly rainfall goal
- Get simple, explainable watering guidance
- Switch between inches and millimeters

KNOW WHEN TO WATER
- See whether your weekly rainfall goal has been reached, how much rain is still needed, and whether more rain is expected soon.

REVIEW RAINFALL HISTORY
- See daily rainy days, dry periods, monthly totals, historical averages.
- Rain calendar: see every rainy day on a monthly heat map, tap a day for hour by hour with history back to 2020.

TRACK MULTIPLE LOCATIONS
- Track rainfall at unlimited locations with a Member plan

OFFICIAL NWS REPORTS
- Area Forecast + Discussion
- Storm Outlook

HIGH-RES RADAR AND MAPS
- Real time radar with lightning and many map overlays

ADDITIONAL FEATURES
- Current conditions, hour by hour, and a 10-day forecast
- A customizable layout: reorder or hide any card, pick your buttons and theme
- Twelve data cards to tap into: Rain, Soil and drought, Wind, NWS, Clouds, Air quality, UV index, Dew point, Astronomy, Climate, Records, and Tides
- Rainfall totals for 24 hours, 7 days, 30 days, month to date, and year to date, checked against official rain gauges
- Rain calendar: every rain day on a monthly heat map, tap a day for hour by hour, with history back to 2020 and snow totals alongside rain
- Weekly rain targets, and drought status from the U.S. Drought Monitor, soil moisture, and state and national drought maps
- Time Machine: scrub back to any past day and see what actually happened
- Climate normals, on this day and all-time station records, and your own personal records
- Sun arc, twilight, day length, moon phase on a 3D moon, meteor showers, and eclipse timing

NOTIFICATIONS
 - Rain starting at light, default, or heavy sensitivity, plus rain ending and intensifying
 - Severe weather, with a floor of all, moderate, severe, or extreme
 - Morning briefing and tomorrow's forecast, at times you pick
 - Freeze, heat wave, wind gusts, UV index, daily rain, and daily snow, at thresholds you set
 - Sky and seasons: full moon, new moon, the first day of each season, meteor showers, and eclipses
 - NWS report updates when the discussion, forecast, or outlook changes
 - Watering reminders after a set number of dry days, drought changes, and a weekly dryness digest
 - Quiet hours, with an option to let severe weather through

- Fourteen Home Screen and Lock Screen widgets, plus Live Activities counting down to rain
- Apple Watch app with current, hourly, daily, precipitation, and alerts, plus three complications
- Mac menu bar app with the full forecast, radar, and Time Machine
- iPad with Split View and Stage Manager, and the web at graycloud.app
- Ten languages, including Spanish, French, German, Japanese, Korean, and Chinese
- Imperial or metric units, 12 or 24 hour clock, dark or light
- No ads, no tracking, and we never sell your data

GrayCloud is free with 3 locations, a 7-day forecast, and severe weather alerts.
Paid plans add minute-by-minute rain, high-resolution radar, unlimited locations, data tiles,  rain history, widgets, Time Machine, and the Apple Watch app. The Member plan is $2.99 a month or $19.99 a year.

Privacy policy: https://graycloud.app/privacy
Terms of use: https://graycloud.app/terms