Frost Advisory issued October 18 at 7:02PM EDT until October 19 at 9:00AM EDT by NWS Baltimore MD/Washington DC
Official severe-weather alerts, warning areas, and disaster updates.
expired · active · official-source
* WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of central and northern Maryland and central, northern, and northwest Virginia. * WHEN...From 1 AM to 9 AM EDT Monday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Take steps now to protect tender plants from the cold.
- Event time
- Source last updated
- Current version retrieved
- Provider
- NWS — active weather alerts (Storm)
- Location
- US
- Severity
- Minor
- area
- Northern Baltimore; Northwest Montgomery; Central and Southeast Montgomery; Northwest Howard; Central and Southeast Howard; Northwest Harford; Greene; Madison; Rappahannock; Orange; Fairfax; Eastern Loudoun; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park
- event
- Frost Advisory
- onset
- 2026-10-19T01:00:00-04:00
- states
- ["MD","VA"]
- urgency
- Expected
- certainty
- Likely
- effective
- 2026-10-18T19:02:00-04:00
- message id
- urn:oid:2.49.0.1.840.0.fca8badabaf6c6305edb637467b477402510ccd0.002.1
- references
- ["urn:oid:2.49.0.1.840.0.2505fd35e019594f732fc9f36faec2bad3a1b6d2.002.1"]
- instruction
- Take steps now to protect tender plants from the cold.
- message type
- Update
- location basis
- Approximate: centers of the NWS zones listed in the alert
- freshness minutes
- 60
Source use policy · US government work (17 U.S.C. 105)
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Update history (2 recent revisions)
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