500 mph wind chill chart3/17/2024 ![]() ![]() Beyond that things might finally change! More later.įigure 4: The 10 day 500mb forecast upper air map from įigure 5: The forecasted total snowfall accumulation from Monday PM to Thurs Jan 11th from the GFS and tropicaltidbits. To put that in other words, no notable snow is expected for the next 10 days. ![]() ![]() ![]() Similarly, the GFS's idea for snow building up between now and then (Thursday January 11th) has some nice amounts on the western slopes and higher elevations, but nothing for Longmont. The ridge in the West that dominated us in the Fall, is back for a while (Figure 3).įigure 1: The current surface weather map from Monday afternoon from The Weather Channel.įigure 2: The current wind chill map from Monday afternoon from įigure 3: The 500mb upper air forecast map from the GFS from NCEP.\Īnd I mean long range- 10 days out, the 500mb map (not to be trusted for details) shows a big change with a ridge in the east and off the West coast, and a deep low over the Mountains.and us (Figure 4). Wind Chill Chart Frostbite Times: 5 minutes 10 minutes 30 minutes Wind Chill Formula The Wind Chill Calculator uses the following formulas to calculate the wind chill factor: WC (Wind Chill, F) 35.74 + 0.6215 × T - 35.75 × V 0.16 + 0.4275 × T × V 0. We moderate and head into a period of near normal and boring weather for a while. but the windchill map (wind + temperatures) shows the super-cold conditions draining out to the east now (Figure 2). The current surface map (Figure 1) shows the cold front still pushed up against the Rockies. Welcome to the New Year! What will become of our weather this January.? gave us a hint last week, and now we can see the changes on the 10 day horizon. Affected areas are numb and can be easily burned.This content was originally published by the Longmont Observer and is licensed under a Creative Commons license. Don’t use a heating pad, heat lamp, or the heat of a stove, fireplace, or radiator for warming.Do not rub the frostbitten area with snow or massage it at all.For example, the heat of an armpit can be used to warm frostbitten fingers. Or, warm the affected area using body heat.Immerse the affected area in warm-not hot-water (the temperature should be comfortable to the touch for unaffected parts of the body).Unless absolutely necessary, do not walk on frostbitten feet or toes-this increases the damage.Get into a warm room as soon as possible.If you have frostbite without any signs of hypothermia and no immediate medical care is available you should proceed as follows: Frostbite is generally linked with hypothermia, which is a serious medical condition that requires emergency care. If you think you have frostbite, seek medical attention immediately. The CDC offers the following information on preventing and treating frostbite. At those temps, you could develop frostbite in 30 minutes or less. The National Weather Service shared a chart showing just how long it takes to develop frostbite during extreme temperatures.įor example, if it's 0 degrees outside with a wind speed of just 20 miles per hour, that means the wind chill temperature is -22. At those temperatures, it can take less than 10 minutes to develop frostbite on any exposed skin. Wind chills of 20 to 40 below zero are possible through Thursday morning. It can result in a loss of feeling and color in affected areas before you even realize how dangerous it's gotten. INDIANAPOLIS - With the polar vortex circling central Indiana, it's going to be so cold Wednesday and Thursday that you could get frost bite after being outside for just a few minutes.įrostbite occurs when a person is exposed temperatures so low that they cause the skin and other tissues to freeze. ![]()
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