![]() ![]() When you hear a siren test, at least take a moment to think about what you would do in an actual emergency at that moment. This is a good time to have a simple emergency drill at your work, school or residence. Commercial broadcast stations such as WCCO AM (830) and KNOW FM (91.1) and local TV stations also provide vital information.Īt 1:00 PM on the first Wednesday of each month many counties test the sirens with full sound. Special NOAA Weather Radios provide very accurate information. GET INFORMATION means having a battery powered radio with you in your shelter. Protect your head with a helmet if you can. Get into a bathtub or other protective place like under a sturdy workbench. Find a small room far away from outside windows. GET INSIDE means find a sturdy shelter immediately. When you hear Outdoor Warning Sirens, it means that you should: A good indoor alert system is a NOAA Weather Radio. ![]() You must use other ways to get warning when you are inside structures. You should understand that Outdoor Warning Sirens warn people who are OUTSIDE that there is immediate danger. Sirens are often your LAST official warning, coming only minutes before a violent storm hits. Outdoor Warning Sirens exist to warn you to take immediate life-saving action. Here’s is more information on sirens and severe weather from Hennipen West Mesonet. When the outdoor warning sirens are activated, they are only activated in the areas/cities listed in the warning polygon that is provided by the National Weather Service. The outdoor warning sirens in Hennepin County will be activated for tornado warnings, severe winds at or exceeding 70 mph, or other situations when people should shelter in place. Here’s information on Hennepin County from the Hennepin West Mesonet site. Sirens are never sounded for an "all clear." You must listen to the radio or TV to find out if it is safe outside. If they sound again that means there is a new danger such as a second tornado warning. Sirens sound for three minutes and then automatically turn off to preserve their batteries. Here’s information from the Ramsey County website.įor severe weather Ramsey County sirens are sounded for all tornado warnings and for severe thunderstorms with wind speeds of 70 or more miles per hour. For example, several Twin Cities-area counties activate sirens for tornado warnings and or storms that produce 70 mph or great winds. ![]()
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