From snowmaker to slop: A wintry mix is on the way for Lehigh Valley, but storm mostly fizzles before arrival, ‘Fine spray paint’ art is a colorful specialty for Bethlehem’s Tyrone Webb, How to get the COVID-19 vaccine in the Lehigh Valley. 2%, Marginal | 5%, Slight | 10%, Enhanced (hatch = EF2+ greater risk) | 15%, Moderate (as above) | 30%, Moderate (if no hatch) | 30%+, High (hatch = EF2+ greater risk), Current outlook areas, radar, and convective watches. Exactly how and why tornadoes form is not completely understood. Day three severe weather outlook | Days 4-8 severe weather outlook, NASA Regional Viewer (Visible, Infrared, Water Vapor) | GOES-14 SRSOR Imagery 1 min scans (not always available). A flood advisory was added to a tornado watch for Halloween night. When can you expect a third stimulus check? For more information, click any: Track (for tornado data) County (for county image) Please note: Attempting to view many tracks may significantly hinder performance. Values of 1 or greater indicate an increased potential for right-moving supercells, should storms fire or move into the region highlighted by the supercell composite index. More details can be found here. Map. Contact: Blitzortung.org This map shows lightning strikes in real time from Blitzortung.org.The colors represent the age from now (white) to past (dark red) in 20 minutes time ranges. SHARE. When it comes to tornado forecasting, the quick items to look for in actual station observations that aren’t explicitly in the features map include: surface winds and temperatures, as well as dew points (more detail on that below). The significant tornado parameter (effective layer) is another composite index. Learn how your comment data is processed. - The Fujita Scale is used to assess the intensity and damage caused by a tornado. The weather radar map shows lightning and lets you determine how a storm moves. May 31, 2019 at 10:59 AM If it seems like there’s been more tornadoes than usual in Pennsylvania this year, you’re not imagining things. Values over 3,000-4,000 are considered extremely unstable, often indicative of a high-end severe weather event. This radar snapshot shows an extremely dangerous weather phenomenon underway -- but if armchair meteorologists at home don't know what to look for, it's easy to miss it. CAPE, or Convective Available Potential Energy, is among the necessary ingredients for storms. High pressure? Tweets by @NWStornado Free access to maps of former thunderstorms. TWEET. A hurricane watcher’s guide to the latest track and model forecasts during the 2020 Atlantic Hurricane Season. A probable tornado on Tuesday tore part of the roof off Doylestown Hospital in Bucks County, Pa., about 35 miles north of Philadelphia. 'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+"://platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs"); correspond to each SPC storm risk category. SHARE. This page is undergoing development. Weather observations are critical to any severe storm forecast. Required fields are marked *. Lightning Counters Strike Circles Detector Links Animation Speed Detectors Sound This website is for entertainment purposes only. EMAIL. The user interface is simple, intuitive and fast: Go forward in time and see the details above. Click on each county to see the details. These severe thunderstorms have persistent updrafts that can reach speeds of 100 mph. ZD844 - Panavia PA-200 Tornado GR4 - Flightradar24 About Flightradar24
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