What

For the first Frost Advisory, temperatures as low as 33 will result in frost formation. For the second Frost Advisory, temperatures as low as 31 will result in frost formation. The Freeze Watch, sub-freezing temperatures as low as 28 possible.

Where

Portions of northwest and west central Washington.

When

For the first Frost Advisory, until 9 AM PDT this morning. For the second Frost Advisory, from midnight tonight to 9 AM PDT Friday. For the Freeze Watch, from late Friday night through Saturday morning.

Impacts

Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

Additional Details

The greatest chances of frost formation will be areas away from water sources.

Tips

Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing.

Issued By

NWS Seattle