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Active official alertUpdated

Special Weather Statement for La Crosse; Monroe; Vernon +3 more

Official alert fields

What you need to know

Effective
Ends or expires
Official severity
Moderate
Official urgency
Expected
Official certainty
Observed

What is happening

If traveling through river valleys this morning, be prepared for fog that could suddenly reduce visibilities to 1/4 mile or less. Areas of fog will be possible outside of river valleys, but visibilities of 1/4 mile are less likely. Expect the fog to dissipate by mid-morning. Slow down and allow extra time to reach...

What the bulletin says to do

No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.

Full official description

Bulletin details

If traveling through river valleys this morning, be prepared for fog that could suddenly reduce visibilities to 1/4 mile or less. Areas of fog will be possible outside of river valleys, but visibilities of 1/4 mile are less likely. Expect the fog to dissipate by mid-morning. Slow down and allow extra time to reach your destination.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Special Weather Statement issued August 19 at 2:19AM CDT by NWS La Crosse WI

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS La Crosse WI. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections