Weather Alerts For Sidnaw, MI

# HEADLINE -------------------- HEAT ADVISORY IN EFFECT FROM NOON EDT /11 AM CDT/ MONDAY TO 8 PM EDT /7 PM CDT/ TUESDAY # DETAILS -------------------- WHAT Heat index values up to 103 expected. WHERE Baraga, Dickinson, Iron, Gogebic, Northern Houghton, Ontonagon, and Southern Houghton Counties. WHEN From noon EDT /11 AM CDT/ Monday to 8 PM EDT /7 PM CDT/ Tuesday. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ADDITIONAL DETAILS Heat index values Monday night will remain at or above 70F due to very humid conditions. This will limit relief from the heat and overnight cooling for homes and buildings that do not have air conditioning. Please make sure your have a plan to stay cool and hydrated through the period. ISSUED AT Sunday, June 28, 2026 at 1:37 PM EDT ISSUED BY National Weather Service Marquette MI HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room if possible, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. # AREAS AFFECTED -------------------- Southern Houghton, Baraga, Dickinson, Gogebic, Iron, Northern Houghton, Ontonagon Including the cities of Ontonagon, Sidnaw, Iron River, Hancock, Kenton, Houghton, L'Anse, Ironwood, and Iron Mountain