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The climate of Pennsylvania is diverse due to the multitude of geographic features found within the state. Straddling two major climate zones, the southeastern corner of Pennsylvania has the warmest climate. A portion of Greater Philadelphia lies at the southernmost tip of the humid continental climate zone, with the city proper being in the humid subtropical climate zone. Still, Philadelphia ...
The history of surface weather analysis concerns the timetable of developments related to surface weather analysis. Initially a tool of study for the behavior of storms, surface weather analyses became a work in progress to explain current weather and as an aid for short term weather forecasting. Initial efforts to create surface weather ...
A weather map, also known as synoptic weather chart, displays various meteorological features across a particular area at a particular point in time and has various symbols which all have specific meanings. [1] Such maps have been in use since the mid-19th century and are used for research and weather forecasting purposes.
A high risk severe weather event is the greatest threat level issued by the Storm Prediction Center (SPC) for convective weather events in the United States. On the scale from one to five, a high risk is a level five; thus, high risks are issued only when forecasters at the SPC are confident of a major severe weather outbreak.
From local forecasts to global climate patterns, we bring you the latest insights and accurate predictions so you know how to dress and style yourself as you start your day. Dive in and discover ...
The March 1960 nor'easter was a severe winter storm that impacted the Mid-Atlantic and New England regions of the United States. The storm ranked as Category 4, or "crippling", on the Northeast Snowfall Impact Scale. [1] Northeasterly flow, combined with the storm's slower forward motion, enhanced snowfall across the region. [2] The cyclone began moving away from the United States on March 5 ...
The timeline of meteorology contains events of scientific and technological advancements in the area of atmospheric sciences. The most notable advancements in observational meteorology, weather forecasting, climatology, atmospheric chemistry, and atmospheric physics are listed chronologically. Some historical weather events are included that ...
Get the Allentown, PA local weather forecast by the hour and the next 10 days.