Frost Advisory

URGENT - WEATHER MESSAGE

NATIONAL WEATHER SERVICE DES MOINES IA

402 AM CDT SAT MAY 11 2013

.AN AREA OF CANADIAN HIGH PRESSURE WILL SETTLE OVER THE MISSOURI

VALLEY BY SUNDAY MORNING. THE COLD AIR ASSOCIATED WITH THE HIGH

ALONG WITH CLEAR SKIES AND LIGHT WINDS SHOULD ALLOW FROST TO FORM

OVER PARTS OF NORTHERN AND WESTERN IOWA.

-CRAWFORD-CARROLL-GREENE-AUDUBON-GUTHRIE-CASS-

...FROST ADVISORY IN EFFECT FROM 3 AM TO 9 AM CDT SUNDAY...

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A FROST

ADVISORY...WHICH IS IN EFFECT FROM 3 AM TO 9 AM CDT SUNDAY.

* TEMPERATURE...LOWS WILL BE IN THE LOWER 30S.

* IMPACTS...WIDESPREAD FROST WILL THREATEN TENDER VEGETATION IN

  THE ADVISORY AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR

PLANTS MAY BE KILLED IF LEFT UNCOVERED.