The National Weather Service has issued a FREEZE WATCH for the City of St. Louis late Friday night into Saturday. 
FREEZE WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY MORNING...
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY MORNING.
* TIMING...THE TEMPERATURE IS EXPECTED TO FALL BELOW THE FREEZING MARK LATE FRIDAY NIGHT.
* TEMPERATURES...LOWS IN THE MIDDLE 20S TO AROUND 30 DEGREES ARE FORECAST.
* IMPACTS...SENSITIVE PLANTS AND TREES MAY BE DAMAGED OR KILLED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FREEZE WATCH IS ISSUED WHEN SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD DAMAGE OR KILL CROPS AND OTHER SENSITIVE VEGETATION.
Instructions:
Prepare for potential sub-freezing temperatures. Conditions could damage or kill sensitive vegetation.
Address/Location
City of St. Louis Emergency Management
1915 Olive St
St. Louis, MO 63103
Contact
Emergency: 9-1-1