Alert archive / Washington / Heat Advisories in 2021
Heat Advisory 4, NWS Spokane, WA
NWS Spokane, WA issued this heat advisory at Jul 11, 2021, 2:03 PM PDT for 13 counties in Washington; 4 counties in Idaho. It took effect at Jul 12, 2021, 12:00 PM PDT. It was in force for 56 hr.
The area
The counties it named.
The facts
- Issued
- Jul 11, 2021, 2:03 PM PDT (21:03 UTC)
- In effect from
- Jul 12, 2021, 12:00 PM PDT
- Expired
- Jul 14, 2021, 8:00 PM PDT
- In force
- 56 hr
- Issued by
- NWS Spokane, WA
Counties Benewah County, ID, Kootenai County, ID, Latah County, ID, Nez Perce County, ID, Adams County, WA, Asotin County, WA, Chelan County, WA, Douglas County, WA, Ferry County, WA, Garfield County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA, Pend Oreille County, WA, Spokane County, WA, Stevens County, WA, Whitman County, WA
The radar
The Spokane radar (KOTX), 41 km from the middle of the area, began a volume at 21:04 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, 9.1 hours before the alert went out and 126 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
- 3178 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
624 WWUS76 KOTX 112103 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 203 PM PDT Sun Jul 11 2021 IDZ002-003-026-WAZ032>038-041-043-044-121200- /O.NEW.KOTX.HT.Y.0004.210712T1900Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin-Spokane Area-Northeast Mountains-Okanogan Highlands- Wenatchee Area-Okanogan Valley-Waterville Plateau- Including the cities of Colfax, Quincy, Pomeroy, Worley, Waterville, Cheney, Hayden, Nespelem, Ephrata, Republic, Odessa, Moscow, Brewster, Othello, Tekoa, Uniontown, Mansfield, Peck, Oakesdale, Kettle Falls, Rockford, Rosalia, Coulee City, Spokane, Wilbur, Wauconda, Grand Coulee, Bridgeport, Coeur d'Alene, Cashmere, Omak, La Crosse, Okanogan, Lapwai, Newport, Wenatchee, Chelan, Culdesac, Lewiston, Davenport, Entiat, Potlatch, Clarkston, Plummer, Post Falls, Gifford, Genesee, Chewelah, Moses Lake, Oroville, Deer Park, Pullman, Colville, Ritzville, and Inchelium 203 PM PDT Sun Jul 11 2021 ...HEAT ADVISORY IN EFFECT FROM NOON MONDAY TO 8 PM PDT WEDNESDAY... * WHAT...Hot temperatures with highs in the mid 90s to lower 100s. * WHERE...Portions of North and North Central Idaho. Portions of Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...From Noon Monday to 8 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$ TW
6 follow-up statements
971 WWUS76 KOTX 121150 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 450 AM PDT Mon Jul 12 2021 IDZ002-003-026-WAZ032>038-041-043-044-122000- /O.CON.KOTX.HT.Y.0004.210712T1900Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin-Spokane Area-Northeast Mountains-Okanogan Highlands- Wenatchee Area-Okanogan Valley-Waterville Plateau- Including the cities of Colfax, Quincy, Pomeroy, Worley, Waterville, Cheney, Hayden, Nespelem, Ephrata, Republic, Odessa, Moscow, Brewster, Othello, Tekoa, Uniontown, Mansfield, Peck, Oakesdale, Kettle Falls, Rockford, Rosalia, Coulee City, Spokane, Wilbur, Wauconda, Grand Coulee, Bridgeport, Coeur d'Alene, Cashmere, Omak, La Crosse, Okanogan, Lapwai, Newport, Wenatchee, Chelan, Culdesac, Lewiston, Davenport, Entiat, Potlatch, Clarkston, Plummer, Post Falls, Gifford, Genesee, Chewelah, Moses Lake, Oroville, Deer Park, Pullman, Colville, Ritzville, and Inchelium 450 AM PDT Mon Jul 12 2021 ...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 8 PM PDT WEDNESDAY... * WHAT...Hot temperatures with highs in the mid 90s to lower 100s. * WHERE...Portions of North and North Central Idaho. Portions of Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...From Noon today to 8 PM PDT Wednesday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$ TC
732 WWUS76 KOTX 122018 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 118 PM PDT Mon Jul 12 2021 IDZ002-003-026-WAZ032>038-041-043-044-131400- /O.CON.KOTX.HT.Y.0004.000000T0000Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin-Spokane Area-Northeast Mountains-Okanogan Highlands- Wenatchee Area-Okanogan Valley-Waterville Plateau- Including the cities of Colfax, Quincy, Pomeroy, Worley, Waterville, Cheney, Hayden, Nespelem, Ephrata, Republic, Odessa, Moscow, Brewster, Othello, Tekoa, Uniontown, Mansfield, Peck, Oakesdale, Kettle Falls, Rockford, Rosalia, Coulee City, Spokane, Wilbur, Wauconda, Grand Coulee, Bridgeport, Coeur d'Alene, Cashmere, Omak, La Crosse, Okanogan, Lapwai, Newport, Wenatchee, Chelan, Culdesac, Lewiston, Davenport, Entiat, Potlatch, Clarkston, Plummer, Post Falls, Gifford, Genesee, Chewelah, Moses Lake, Oroville, Deer Park, Pullman, Colville, Ritzville, and Inchelium 118 PM PDT Mon Jul 12 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT WEDNESDAY... * WHAT...Hot temperatures with highs in the mid 90s to lower 100s. * WHERE...Portions of North and North Central Idaho. Portions of Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...Until 8 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$ SVH
446 WWUS76 KOTX 131325 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 625 AM PDT Tue Jul 13 2021 IDZ002-003-026-WAZ032>038-041-043-044-132300- /O.CON.KOTX.HT.Y.0004.000000T0000Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin-Spokane Area-Northeast Mountains-Okanogan Highlands- Wenatchee Area-Okanogan Valley-Waterville Plateau- Including the cities of Colfax, Quincy, Pomeroy, Worley, Waterville, Cheney, Hayden, Nespelem, Ephrata, Republic, Odessa, Moscow, Brewster, Othello, Tekoa, Uniontown, Mansfield, Peck, Oakesdale, Kettle Falls, Rockford, Rosalia, Coulee City, Spokane, Wilbur, Wauconda, Grand Coulee, Bridgeport, Coeur d'Alene, Cashmere, Omak, La Crosse, Okanogan, Lapwai, Newport, Wenatchee, Chelan, Culdesac, Lewiston, Davenport, Entiat, Potlatch, Clarkston, Plummer, Post Falls, Gifford, Genesee, Chewelah, Moses Lake, Oroville, Deer Park, Pullman, Colville, Ritzville, and Inchelium 625 AM PDT Tue Jul 13 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT WEDNESDAY... * WHAT...Hot temperatures with highs in the mid 90s to near 105. * WHERE...Portions of North and North Central Idaho. Portions of Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...Until 8 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...We are going into the hottest days of this advisory this Tuesday and Wednesday. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$ TC
824 WWUS76 KOTX 132217 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 317 PM PDT Tue Jul 13 2021 IDZ002-003-026-WAZ032>038-041-043-044-141415- /O.CON.KOTX.HT.Y.0004.000000T0000Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area- Lower Garfield and Asotin Counties-Washington Palouse- Moses Lake Area-Upper Columbia Basin-Spokane Area- Northeast Mountains-Okanogan Highlands-Wenatchee Area- Okanogan Valley-Waterville Plateau- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, Plummer, Potlatch, Genesee, Lewiston, Lapwai, Peck, Culdesac, Gifford, Clarkston, Pomeroy, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, Uniontown, Moses Lake, Ephrata, Othello, Quincy, Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport, Rockford, Colville, Deer Park, Chewelah, Newport, Kettle Falls, Republic, Inchelium, Wauconda, Wenatchee, Chelan, Entiat, Cashmere, Omak, Okanogan, Brewster, Bridgeport, Oroville, Nespelem, Waterville, and Mansfield 317 PM PDT Tue Jul 13 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT WEDNESDAY... * WHAT...Hot temperatures with highs in the mid 90s to near 105. * WHERE...Portions central and eastern Washington as well portions of the central Idaho Panhandle * WHEN...Until 8 PM PDT Wednesday. * IMPACTS...Hot temperatures may cause heat illnesses. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$
372 WWUS76 KOTX 141308 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 608 AM PDT Wed Jul 14 2021 IDZ002-003-026-WAZ032>038-041-043-044-150300- /O.CON.KOTX.HT.Y.0004.000000T0000Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area-Lower Garfield and Asotin Counties-Washington Palouse-Moses Lake Area-Upper Columbia Basin-Spokane Area-Northeast Mountains-Okanogan Highlands- Wenatchee Area-Okanogan Valley-Waterville Plateau- Including the cities of Colfax, Quincy, Pomeroy, Worley, Waterville, Cheney, Hayden, Nespelem, Ephrata, Republic, Odessa, Moscow, Brewster, Othello, Tekoa, Uniontown, Mansfield, Peck, Oakesdale, Kettle Falls, Rockford, Rosalia, Coulee City, Spokane, Wilbur, Wauconda, Grand Coulee, Bridgeport, Coeur d'Alene, Cashmere, Omak, La Crosse, Okanogan, Lapwai, Newport, Wenatchee, Chelan, Culdesac, Lewiston, Davenport, Entiat, Potlatch, Clarkston, Plummer, Post Falls, Gifford, Genesee, Chewelah, Moses Lake, Oroville, Deer Park, Pullman, Colville, Ritzville, and Inchelium 608 AM PDT Wed Jul 14 2021 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING... * WHAT...Hot temperatures with highs in the mid 90s to near 105. * WHERE...Portions of North and North Central Idaho. Portions of Central, East Central, North Central, Northeast, and Southeast Washington. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Hot temperatures may cause heat illnesses. 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. 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. && $$ OTX
300 WWUS76 KOTX 150254 NPWOTX URGENT - WEATHER MESSAGE National Weather Service Spokane WA 754 PM PDT Wed Jul 14 2021 IDZ002-003-026-WAZ032>038-041-043-044-150400- /O.EXP.KOTX.HT.Y.0004.000000T0000Z-210715T0300Z/ Coeur d'Alene Area-Idaho Palouse-Lewiston Area- Lower Garfield and Asotin Counties-Washington Palouse- Moses Lake Area-Upper Columbia Basin-Spokane Area- Northeast Mountains-Okanogan Highlands-Wenatchee Area- Okanogan Valley-Waterville Plateau- Including the cities of Coeur d'Alene, Post Falls, Hayden, Worley, Moscow, Plummer, Potlatch, Genesee, Lewiston, Lapwai, Peck, Culdesac, Gifford, Clarkston, Pomeroy, Pullman, Colfax, Rosalia, La Crosse, Oakesdale, Tekoa, Uniontown, Moses Lake, Ephrata, Othello, Quincy, Ritzville, Grand Coulee, Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport, Rockford, Colville, Deer Park, Chewelah, Newport, Kettle Falls, Republic, Inchelium, Wauconda, Wenatchee, Chelan, Entiat, Cashmere, Omak, Okanogan, Brewster, Bridgeport, Oroville, Nespelem, Waterville, and Mansfield 754 PM PDT Wed Jul 14 2021 ...HEAT ADVISORY WILL EXPIRE AT 8 PM PDT THIS EVENING... Temperatures are expected to be cooler over the next several days. Therefore the heat advisory has been allowed to expire. Temperatures however will remain above average for this time of the year. $$ LN
Nearby
Heat Advisories in Washington, 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.