Weather Alert in Arizona
Winter Storm Warning issued February 19 at 1:23AM MST until February 20 at 5:00AM MST by NWS Flagstaff AZ
AREAS AFFECTED: Kaibab Plateau
DESCRIPTION: * WHAT...Heavy snow expected. Total snow accumulations between 2 and 12 inches. Winds gusting as high as 40 mph. * WHERE...Kaibab Plateau. * WHEN...From 5 PM this afternoon to 5 AM MST Friday. * IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous. Travel is not recommended as heavy snowfall and low visibility will create dangerous driving conditions. * ADDITIONAL DETAILS... Forecast snowfall amounts from 5 PM MST Today to 5 AM MST Friday... Fredonia: 2 to 4" Jacob Lake: 6 to 8"
INSTRUCTION: If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. For the latest road conditions and closures go to az511.gov, or call 5 1 1. Persons should consider delaying all travel. Motorists should use extreme caution if travel is absolutely necessary.
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Weather Topic: What is Freezing Rain?
Home - Education - Precipitation - Freezing Rain
Next Topic: Graupel
Freezing rain is a condition where precipitation which has fallen in the form of
water droplets reaches temperatures which are below freezing and freezes upon
coming into contact
with surface objects. The result of this precipitation is a glaze of ice which
can be damaging to plants and man-made structures. A severe onset of freezing
rain which results in a very thick glaze of ice is known as an ice storm.
Next Topic: Graupel
Weather Topic: What is Hail?
Home - Education - Precipitation - Hail
Next Topic: Hole Punch Clouds
Hail is a form of precipitation which is recognized by large solid balls or
clumps of ice. Hail is created by thunderstorm clouds with strong updrafts of wind.
As the hailstones remain in the updraft, ice is deposited onto them until their
weight becomes heavy enough for them to fall to the earth's surface.
Hail storms can cause significant damage to crops, aircrafts, and man-made structures,
despite the fact that the duration is usually less than ten minutes.
Next Topic: Hole Punch Clouds
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