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Severe thunderstorm warning (SVR) – A severe thunderstorm is indicated by Doppler weather radar or sighted by Skywarn spotters or other persons, such as local law enforcement. A severe thunderstorm contains large damaging hail of 1 inch (2.5 cm) in diameter or larger, and/or damaging winds of 58 mph (93 km/h) or greater.
Winter storm warning. A winter storm warning ( SAME code: WSW) is a hazardous weather statement issued by Weather Forecast Offices (WFO) of the National Weather Service (NWS) in the United States to alert the public that a winter storm is occurring or is about to occur in the area, usually within 36 hours of the storm's onset.
In most cases, the warning applies to winds of 40-114 MPH for at least 1 hour; or any gusts of 58-114 miles per hour on land unless a tropical storm warning, blizzard warning, winter storm warning, severe thunderstorm warning, or dust storm warning covers the phenomenon. Winds in excess of 115 MPH (100 kt) will always result in new issuance of ...
Parts of Montana and north-central Idaho were under a winter storm warning. As much as 20 inches (51 centimeters) was predicted for higher elevations around Glacier National Park.
A tropical storm or hurricane warning is when either of those conditions are expected in your area. A hurricane warning is issued 36 hours in advance so you can finalize your preparations.
Forecasters warned on January 5 that a deluge of snow and wintery conditions could bring travel chaos to the US northeast this weekend, with some 25 million people subject to a storm warning ...
Storm glass. The storm glass or chemical weather glass was an instrument claimed to help predict weather. It consists of a special liquid placed inside a sealed transparent glass. The state of crystallization within the liquid was believed to be related to the weather. The inventor is unknown but the device became popular in the 1860s after ...
Most of northwestern Wisconsin is under a winter storm warning until early Monday morning, and up to 10 inches of snow could fall in some counties, according to the National Weather Service ...