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Excessive Heat Watch


URGENT - WEATHER MESSAGE
National Weather Service Boise ID
846 PM MDT Wed Jul 3 2024

IDZ012-029-ORZ061>064-042300-
/O.CON.KBOI.EH.A.0001.240706T1800Z-240711T0000Z/
Lower Treasure Valley ID-Owyhee Mountains-Harney County-
Baker County-Malheur County-Oregon Lower Treasure Valley-
846 PM MDT Wed Jul 3 2024 /746 PM PDT Wed Jul 3 2024/

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM SATURDAY AFTERNOON
THROUGH WEDNESDAY AFTERNOON...

* WHAT...Dangerously hot conditions with maximum temperatures up
  to 100-104 on Saturday gradually warming up to 105-110 by
  Wednesday.

* WHERE...Portions of southwest Idaho and northeast and
  southeast Oregon.

* WHEN...From Saturday afternoon through Wednesday afternoon.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

* ADDITIONAL DETAILS...Multiple daily max temperature records are
  being threatened by this heatwave. The longevity of the event
  makes this a particularly dangerous heat wave.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Be prepared to 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. This is especially true during
warm or hot weather when car interiors can reach lethal
temperatures in a matter of minutes.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Boise ID
846 PM MDT Wed Jul 3 2024

IDZ014>016-030-033-042300-
/O.CON.KBOI.EH.A.0001.240708T1800Z-240711T0000Z/
Upper Treasure Valley-Southwest Highlands-Western Magic Valley-
Southern Twin Falls County-Upper Weiser River-
846 PM MDT Wed Jul 3 2024

...EXCESSIVE HEAT WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH WEDNESDAY AFTERNOON...

* WHAT...Dangerously hot conditions with maximum temperatures up
  to 100-105 on Monday gradually warming up to 103-108 by
  Wednesday.

* WHERE...Portions of south central, southwest and west central
  Idaho.

* WHEN...From Monday afternoon through Wednesday afternoon.

* IMPACTS...Extreme heat will significantly increase the
  potential for heat related illnesses, particularly for those
  working or participating in outdoor activities.

* ADDITIONAL DETAILS...Multiple daily max temperature records are
  being threatened by this heatwave. The longevity of the event
  makes this a particularly dangerous heat wave.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Be prepared to 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. This is especially true during
warm or hot weather when car interiors can reach lethal
temperatures in a matter of minutes.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Missoula MT
1058 AM MDT Wed Jul 3 2024

IDZ007-008-110400-
/O.EXT.KMSO.EH.A.0001.240707T1900Z-240711T0400Z/
Orofino/Grangeville Region-Lower Hells Canyon/Salmon River Region-
958 AM PDT Wed Jul 3 2024

...EXCESSIVE HEAT WATCH NOW IN EFFECT FROM SUNDAY AFTERNOON THROUGH
WEDNESDAY EVENING...

* WHAT...Dangerously hot conditions with extreme risk of heat
  effects possible.

* WHERE...Lower Hells Canyon/Salmon River Region and
  Orofino/Grangeville Region.

* WHEN...From Sunday afternoon through Wednesday evening.

* IMPACTS...This level of rare and/or long duration extreme heat
  with little to no overnight relief affects anyone without
  effective cooling and/or adequate hydration. Impacts likely in
  most health systems, heat-sensitive industries and infrastructure.

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.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

&&

$$

JK

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: [email protected]
Page last modified: June 2, 2009
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