WWUS75 KBOI 091856
NPWBOI

URGENT - WEATHER MESSAGE
National Weather Service Boise ID
1256 PM MDT Thu Jul 9 2026

IDZ012-014>016-030-033-ORZ064-102100-
/O.NEW.KBOI.HT.Y.0001.260710T1800Z-260712T0300Z/
Lower Treasure Valley-Upper Treasure Valley-Southwest Highlands-
Western Magic Valley-Southern Twin  Falls County-Upper Weiser
River-Oregon Lower Treasure Valley-
Including the cities of Murphy Hot Springs, Twin Falls, Ontario,
Glendale, Nampa, Goodrich, Fruitvale, Caldwell, Rogerson, Mesa,
Boise, Cambridge, Council, Three Creek, Grasmere, Riddle, Nyssa,
Hollister, and Indian Valley
1256 PM MDT Thu Jul 9 2026 /1156 AM PDT Thu Jul 9 2026/

...HEAT ADVISORY IN EFFECT FROM NOON MDT /11 AM PDT/ FRIDAY TO 9 PM 
MDT /8 PM PDT/ SATURDAY...

* WHAT...Temperatures up to 103 degrees expected.

* WHERE...Portions of south central and southwest Idaho and 
  southeast Oregon.

* WHEN...From noon MDT /11 AM PDT/ Friday to 9 PM MDT /8 PM PDT/ 
  Saturday.

* IMPACTS...Hot temperatures may cause heat illnesses, especially 
  for the young, elderly, and animals.

* ADDITIONAL DETAILS...Warm overnight temperatures will limit 
  recovery.

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.

&&

$$

NF