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Elev 10 ft, 39.8 °N, 91.53 °W

Palmyra, MO Severe Weather Alertstar_ratehome

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Current Station
Personal Weather Station
Location: Palmyra, MO
Elevation: 10ft
Nearby Weather Stations

Active Weather Alerts

Flood Watch
Issued: 2:48 AM Aug. 15, 2026 – National Weather Service
...FLOOD WATCH IN EFFECT FROM 1 AM CDT SATURDAY THROUGH SATURDAY
MORNING...

* WHAT...Flash flooding caused by excessive rainfall is possible.

* WHERE...Portions of west central Illinois, including the following
areas, Adams IL and Brown IL and northeast Missouri, including the
following areas, Knox MO, Lewis MO, Marion MO and Shelby MO.

* WHEN...From 1 AM CDT Saturday through Saturday morning.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.

* ADDITIONAL DETAILS...
- Thunderstorms producing heavy rainfall moving over the same areas
will likely produce flash flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

Heat Advisory
Issued: 6:20 PM Aug. 14, 2026 – National Weather Service
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT SATURDAY...

* WHAT...Heat index values up to 105.

* WHERE...Marion MO, Monroe MO, and Shelby MO Counties.

* WHEN...Until 9 PM CDT Saturday.

* 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. 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.

&&

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