Jun 12, 2013 — The National Storm Prediction Center is predicting "widespread damaging winds and a few strong tornadoes" from the middle Mississippi Valley east to the upper Ohio Valley and lower Great Lakes regions. The powerful system is expected to hit the mid-Atlantic Wednesday.
May 20, 2013 — Tornado strength is currently measured on what is called the Enhanced Fujita Scale, which gives the tornado a rating from 0 to 5 based on estimated wind speeds and the severity of the damage.
May 16, 2013 — Forecasters are predicting better rainfall for the East and Midwest, but in parts of the West, drought conditions will persist.
Apr 11, 2013 — There have been tornadoes in Missouri and Arkansas. More severe storms are expected in parts of the southern mid-Atlantic and Southeast. Meanwhile, Minnesota and other places in the upper Midwest are bracing for another foot of snow. Where's spring?
Mar 25, 2013 — The calendar says it's spring. But it sure doesn't look like it across much of the nation. A storm that gave parts of the Rockies and Midwest another taste of winter is now coating parts of the Northeast with snow and slush.
Feb 12, 2013 — A new smartphone app allows users to document falling precipitation in their location. The mPING app aims to help weather officials program radar to determine exactly what's falling near you. For example, is it hail or mixed rain?
Feb 2, 2013 — It's a tradition that goes back to 1887, and while he's not always correct, the Punxsutawney, Pa., groundhog has a massive following who watch his every move on Groundhog Day.
Dec 27, 2012 — The storm that spread blizzards from Texas to the Great Lakes, and spawned tornadoes in the Southeast, will dump more snow before it heads off toward Canada and the Atlantic Ocean. It's been blamed for at least 15 deaths.
Dec 24, 2012 — There's going to be more snow in California and then over the Rockies and into the Plains. But it's parts of the Gulf Coast and Southeast that could see the most severe storms on Christmas Day.
Nov 8, 2012 — High winds, driving rain and some snow brought down more power lines across a region still trying to recover from Superstorm Sandy. The storm added "insult to injury," NPR's Martin Kaste reports from Atlantic City, N.J.