Alert archive / Montana / Heat Advisories in 2021
Heat Advisory 2, NWS Missoula, MT
NWS Missoula, MT issued this heat advisory at Jun 24, 2021, 2:14 PM MDT for 7 counties in Montana; Lemhi County, Idaho. It took effect at Jun 29, 2021, 12:00 PM MDT. It was in force for 56 hr.
The area
The counties it named.
The facts
- Issued
- Jun 24, 2021, 2:14 PM MDT (20:14 UTC)
- In effect from
- Jun 29, 2021, 12:00 PM MDT
- Expired
- Jul 1, 2021, 8:00 PM MDT
- In force
- 56 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi County, ID, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 19 km from the middle of the area, began a volume at 20:14 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 8.2 hours before the alert went out and 206 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2992 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
513 WWUS75 KMSO 242014 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 214 PM MDT Thu Jun 24 2021 IDZ007-008-252200- /O.UPG.KMSO.EH.A.0001.210626T1800Z-210702T0200Z/ /O.NEW.KMSO.EH.W.0001.210626T1800Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 114 PM PDT Thu Jun 24 2021 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM SATURDAY TO 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-252200- /O.UPG.KMSO.EH.A.0001.210626T1800Z-210702T0200Z/ /O.NEW.KMSO.EH.W.0001.210626T1800Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 114 PM PDT Thu Jun 24 2021 ...EXCESSIVE HEAT WARNING IN EFFECT FROM 11 AM SATURDAY TO 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-252200- /O.UPG.KMSO.EH.A.0001.210628T1800Z-210702T0200Z/ /O.NEW.KMSO.EH.W.0001.210628T1800Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 214 PM MDT Thu Jun 24 2021 ...EXCESSIVE HEAT WARNING IN EFFECT FROM NOON MONDAY TO 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 108 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-252200- /O.NEW.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 214 PM MDT Thu Jun 24 2021 ...HEAT ADVISORY IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-252200- /O.NEW.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 214 PM MDT Thu Jun 24 2021 ...HEAT ADVISORY IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 102 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-252200- /O.NEW.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 214 PM MDT Thu Jun 24 2021 ...HEAT ADVISORY IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
5 follow-up statements
023 WWUS75 KMSO 251924 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 124 PM MDT Fri Jun 25 2021 IDZ007-008-262100- /O.CON.KMSO.EH.W.0001.210626T1800Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 1224 PM PDT Fri Jun 25 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-262100- /O.CON.KMSO.EH.W.0001.210626T1800Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 1224 PM PDT Fri Jun 25 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM 11 AM SATURDAY TO 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-262100- /O.CON.KMSO.EH.W.0001.210628T1800Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 124 PM MDT Fri Jun 25 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 108 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-262100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 124 PM MDT Fri Jun 25 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-262100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 124 PM MDT Fri Jun 25 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 102 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-262100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 124 PM MDT Fri Jun 25 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
812 WWUS75 KMSO 272039 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 239 PM MDT Sun Jun 27 2021 IDZ007-008-282100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 139 PM PDT Sun Jun 27 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-282100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 139 PM PDT Sun Jun 27 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-282100- /O.CON.KMSO.EH.W.0001.210628T1800Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 239 PM MDT Sun Jun 27 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 110 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-282100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 239 PM MDT Sun Jun 27 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-282100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 239 PM MDT Sun Jun 27 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 105 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-282100- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 239 PM MDT Sun Jun 27 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
605 WWUS75 KMSO 282101 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 301 PM MDT Mon Jun 28 2021 IDZ007-008-292115- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 201 PM PDT Mon Jun 28 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-292115- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 201 PM PDT Mon Jun 28 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-292115- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 301 PM MDT Mon Jun 28 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 110 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-292115- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 301 PM MDT Mon Jun 28 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-292115- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 301 PM MDT Mon Jun 28 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 105 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-292115- /O.CON.KMSO.HT.Y.0002.210629T1800Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 301 PM MDT Mon Jun 28 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TUESDAY TO 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
286 WWUS75 KMSO 292046 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 246 PM MDT Tue Jun 29 2021 IDZ007-008-302100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 146 PM PDT Tue Jun 29 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-302100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 146 PM PDT Tue Jun 29 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-302100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 246 PM MDT Tue Jun 29 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 110 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-302100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 246 PM MDT Tue Jun 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-302100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 246 PM MDT Tue Jun 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 105 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-302100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 246 PM MDT Tue Jun 29 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
298 WWUS75 KMSO 302032 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 232 PM MDT Wed Jun 30 2021 IDZ007-008-012100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region- 132 PM PDT Wed Jun 30 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 115 degrees in lowest elevations and 108 degrees expected in the Camas Prairie. This heat wave will likely be a long duration event. * WHERE...Camas Prairie, Grangeville and vicinity, Greer Grade, Highway 95 Slate Creek to Riggins, and White Bird Grade. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ005-006-012100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Northern Clearwater Mountains-Southern Clearwater Mountains- 132 PM PDT Wed Jun 30 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 112 degrees expected in the Selway River Basin. This heat wave will likely be a long duration event. * WHERE...Elk River, Highway 11 Pierce to Headquarters, Pierce, Dixie, Elk City, and Highway 12 Lowell to Lolo Pass. * WHEN...From 11 AM Saturday to 7 PM PDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ001-004-012100- /O.CON.KMSO.EH.W.0001.000000T0000Z-210702T0200Z/ Kootenai/Cabinet Region-Lower Clark Fork Region- 232 PM MDT Wed Jun 30 2021 ...EXCESSIVE HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Dangerously hot conditions with temperatures up to 110 degrees expected. This heat wave will likely be a long duration event. * WHERE...Highway 2 Kalispell to Libby, Highway 37 Eureka to Libby, Highway 56 Bull Lake Road, Highway 93 Eureka to Whitefish, Evaro Hill, Highway 200 Thompson Falls to Plains, Highway 200 Trout Creek to Heron, and I-90 Lookout Pass to Haugan. * WHEN...From noon Monday to 8 PM MDT Thursday. * IMPACTS...Extreme heat will significantly increase the potential for heat related illnesses, particularly for those working or participating in outdoor activities. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ002-003-012100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ West Glacier Region-Flathead/Mission Valleys- 232 PM MDT Wed Jun 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected for multiple days. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, Polebridge, Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ MTZ005-006-043-012100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 232 PM MDT Wed Jun 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 105 degrees expected for multiple days. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, Lolo Pass, Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$ IDZ009-010-012100- /O.CON.KMSO.HT.Y.0002.000000T0000Z-210702T0200Z/ Western Lemhi County-Eastern Lemhi County- 232 PM MDT Wed Jun 30 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT THURSDAY... * WHAT...Temperatures up to 100 degrees expected. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon Tuesday to 8 PM MDT Thursday. * IMPACTS...Hot temperatures may cause heat illnesses to occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Young children and pets should never be left unattended in vehicles under any circumstances. Take extra precautions if you work or spend time outside. When possible reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose fitting clothing when possible. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. && $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 1:45 PM MDT | Special Weather Statement | MSO | Flathead | 60 min |
| Jun 24, 2:14 PM MDT | Excessive Heat Warning | MSO | Flathead, Lincoln, Mineral, Missoula, Sanders | 7 days |
| Jun 24, 2:55 PM MDT | Special Weather Statement | MSO | Flathead | 35 min |
| Jun 24, 4:19 PM MDT | Special Weather Statement | MSO | Flathead | 41 min |
| Jun 24, 5:46 PM MDT | Special Weather Statement | MSO | Lake | 44 min |
| Jun 23, 7:47 PM MDT | Special Weather Statement | MSO | Lewis | 28 min |
| Jun 23, 8:20 PM MDT | Special Weather Statement | MSO | Lewis | 25 min |
| Jun 23, 8:20 PM MDT | Special Weather Statement | MSO | Lewis | 25 min |
Nearby
Heat Advisories in Montana, 2021Heat Advisories in Idaho, 2021Every heat advisory in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.