BEST FOR: Rabid Customizers
Our favorite of the big weather apps. Sync it with your phone’s calendar, or set it to tell you how the forecast will affect your workout plans, seasonal allergies, or travel itinerary.
BEST FOR: Map Junkies
NOAA Hi-Def Radar, $2
The NOAA offers location-specific information on precipitation and cloud cover. Plus: track hurricanes, wildfires, and lightning storms.
BEST FOR: Armchair Meteorologists
Seasonality Go, $10
A complete weather station, with customizable graphs for wind speed, temperature, rainfall, and cloud cover. Particle mode lets you overlay radar and satellite images
at the same time. iPad only.
BEST FOR: Wave Hunters
Live streams from HD cams at more than 140 domestic breaks, plus surf reports for thousands of spots worldwide. Premium memberships can be purchased for $10 per month. If only every outdoor pursuit had such a sweet app.
BEST FOR: Precision Planners
Dark Sky, $4
Using GPS, it gives minute-to-minute predictions over the next hour for your exact location—and sends alerts if you’re in the path of a storm.
BEST FOR: Powder Fiends
Ski and Snow Report, free
Features live webcams and firsthand snow reports for 2,000-plus ski areas, plus a Powder Points function that tracks which resort got the biggest dump.