Freeze Warning, Wind Chill Warning | ||
Statement as of 5:47 AM EST on December 13, 2010 ... Freeze warning in effect from 11 PM this evening to 9 am EST Tuesday... The National Weather Service in Miami has issued a freeze warning... which is in effect from 11 PM this evening to 9 am EST Tuesday. A strong southward surge of a very cold and dry Arctic air mass will occur across South Florida overnight. Air temperatures will fall into the 30 to 32 degree range across the warning area by 11 PM tonight... and will persist in this range through mid-morning Tuesday. Precautionary/preparedness actions... A freeze warning means sub-freezing temperatures are imminent or highly likely. These conditions will kill crops and other sensitive vegetation. 518 am EST Mon Dec 13 2010 ... Wind chill warning in effect from 7 PM this evening to 10 am EST Tuesday... The National Weather Service in Miami has issued a wind chill warning... which is in effect from 7 PM this evening to 10 am EST Tuesday. The combination of unusually cold air temperatures for South Florida... and moderate to strong northwest winds in the wake of a strong Arctic frontal passage will result in very low wind chill readings for all of South Florida tonight. Wind chills will generally range from 15-20 degrees in the lake region to 20-25 degrees across the remainder of the Mainland. Precautionary/preparedness actions... A wind chill warning means dangerously low wind chill values of 25 or colder are expected. Appropriate action should be taken to ensure that outdoor pets have adequate protection from the cold temperatures. The elderly and the homeless are also especially vulnerable to the cold. If precautions are not taken... these conditions may result in hypothermia. |
Fire Weather Warning | ||
Statement as of 8:54 AM EST on December 13, 2010 ... Red flag warning in effect from 9 am to 7 PM EST Tuesday... The National Weather Service in Miami has issued a red flag warning... which is in effect from 9 am to 7 PM EST Tuesday. The Fire Weather Watch is no longer in effect. Highly unseasonable cold and dry Arctic air will continue to move into the local area today... overnight and into Tuesday. Widespread red flag conditions are expected as relative humidity values will range from 20 to 30 percent. A Fire Weather Watch is also in effect for all zones Wednesday. Precautionary/preparedness actions... A red flag warning means that critical fire weather conditions are either occurring now... or will shortly. A combination of strong winds... low relative humidity... and warm temperatures will create explosive fire growth potential. |
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