Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Glasgow, MT

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241
WWUS75 KGGW 141938
NPWGGW

URGENT - WEATHER MESSAGE
National Weather Service Glasgow MT
138 PM MDT Tue Jul 14 2026

MTZ024>027-151300-
/O.CON.KGGW.XH.W.0001.000000T0000Z-260716T0800Z/
Richland-Dawson-Prairie-Wibaux-
Including Terry, Glendive, Richey, Wibaux, Fairview, and Sidney
138 PM MDT Tue Jul 14 2026

...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 2 AM MDT THURSDAY...

* WHAT...Dangerously hot conditions with heat index values up to 104.

* WHERE...Dawson, Prairie, Richland, and Wibaux Counties.

* WHEN...Until 2 AM MDT Thursday.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

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.

&&

$$

MTZ016-017-021>023-151300-
/O.CON.KGGW.HT.Y.0003.000000T0000Z-260715T0800Z/
/O.CON.KGGW.LW.Y.0031.000000T0000Z-260715T1800Z/
Central and Southeast Phillips-Central and Southern Valley-
Petroleum-Garfield-McCone-
Including Circle, Frazer, Hinsdale, Fort Peck, Winnett, Jordan,
Glasgow, Malta, Saco, and Devils Creek Rec Area
138 PM MDT Tue Jul 14 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 2 AM MDT WEDNESDAY...
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT WEDNESDAY...

* WHAT...For the Heat Advisory, heat index values up to 100. For the
  Lake Wind Advisory, northeast winds 15 to 25 mph with gusts up to
  35 mph.

* WHERE...Central and Southeast Phillips, Central and Southern
  Valley, Garfield, McCone, and Petroleum Counties.

* WHEN...For the Heat Advisory, until 2 AM MDT Wednesday. For the
  Lake Wind Advisory, until noon MDT Wednesday.

* IMPACTS...Strong winds and rough waves on area lakes will create
  hazardous conditions for small craft. Hot temperatures and high
  humidity may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Boaters on Fort Peck Lake should use extra caution since strong winds
and rough waves can overturn small craft.

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

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.

&&

$$

MTZ020-059>062-150800-
/O.CON.KGGW.HT.Y.0003.000000T0000Z-260715T0800Z/
Western Roosevelt-Northern Phillips-Southwest Phillips-Northern
Valley-Eastern Roosevelt-
Including Zortman, Opheim, Whitewater, Culbertson, Wolf Point, and
Poplar
138 PM MDT Tue Jul 14 2026

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 2 AM MDT WEDNESDAY...

* WHAT...Heat index values up to 94.

* WHERE...Eastern Roosevelt, Northern Phillips, Northern Valley,
  Southwest Phillips, and Western Roosevelt Counties.

* WHEN...Until 2 AM MDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

$$

Jamba