Severe

Significant threat to life or property

Flood Warning Puerto Rico | Effective 04/07/2026 00:10

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of Puerto Rico, including the following<br /> counties, Humacao and Naguabo. * WHEN...Until 600 AM AST. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying<br /> and flood-prone locations is imminent or occurring. Low-water<br /> crossings are inundated with water and may not be passable. * ADDITIONAL DETAILS...<br />

Red Flag Warning Wyoming | Effective 04/06/2026 23:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> The National Weather Service in Riverton has issued a Red Flag<br /> Warning, which is in effect from noon today to 9 PM MDT this<br /> evening. * IMPACTS: Low Humidities and Strong Gusty Winds could cause<br /> erratic fire behavior. * AFFECTED AREA:<br /> In Central WY Fire Zones...280...283...289.<br /> In North Central WY Fire Zone....281. * COUNTIES AFFECTED:<br /> In Central WY...Fremont...Natrona.<br /> In North Central WY...Johnson.<br />

Red Flag Warning Georgia | Effective 04/06/2026 23:59

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> The National Weather Service in Peachtree City has issued a Red<br /> Flag Warning for low relative humidity and gusty winds, which is<br /> in effect from 11 AM this morning to 8 PM EDT this evening. * Affected Area...South-Central Georgia including Crisp, Wilcox,<br /> Dodge, Telfair, and Wheeler Counties. * Timing...Between 11 AM and 8 PM today. * Winds...East-Northeast at 12 to 15 mph with gusts up to 25 mph. * Relative Humidity...22 to 25 percent.

Freeze Watch New Jersey, New York | Effective 04/06/2026 23:12

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...Sub-freezing temperatures as low as 31 possible. * WHERE...In New Jersey, Eastern Essex, Eastern Union, and Hudson<br /> Counties. In New York, Bronx, Northern Nassau, Richmond (Staten<br /> Island), and Southern Nassau Counties. * WHEN...From late tonight through Wednesday morning. * IMPACTS...Frost and freeze conditions could kill sensitive<br /> vegetation. Instruction:<br /> Take steps now to protect tender plants from the cold.

Freeze Watch Maryland, Virginia, West Virginia | Effective 04/06/2026 23:13

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures as low as<br /> 27 expected. For the Freeze Watch, sub-freezing temperatures as<br /> low as 30 possible. * WHERE...Portions of central, north central, northeast, and<br /> northern Maryland, central, northern, northwest, and western<br /> Virginia, and the eastern panhandle of West Virginia. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT<br />

Freeze Watch Delaware, New Jersey | Effective 04/06/2026 23:19

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures with lows<br /> between 25 and 30 degrees expected. For the Freeze Watch,<br /> sub-freezing temperatures with lows between 25 and 31 degrees and<br /> frost development possible. * WHERE...Portions of northern Delaware and central and southern New<br /> Jersey. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT<br /> Wednesday. For the Freeze Watch, from Wednesday evening through<br />

Freeze Watch Pennsylvania | Effective 04/06/2026 23:19

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures with lows<br /> between 25 and 30 degrees expected. For the Freeze Watch,<br /> sub-freezing temperatures with lows between 27 and 31 degrees and<br /> frost development possible. * WHERE...Berks, Delaware, Eastern Chester, Eastern Montgomery,<br /> Lower Bucks, Philadelphia, Western Chester, and Western Montgomery<br /> Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT<br />

Freeze Watch Delaware, Maryland | Effective 04/06/2026 23:19

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures with lows<br /> between 28 and 31 degrees expected. For the Freeze Watch,<br /> sub-freezing temperatures with lows between 29 and 31 degrees and<br /> frost development possible. * WHERE...In Delaware, Kent and Inland Sussex Counties. In Maryland,<br /> Caroline, Kent MD, Queen Annes, and Talbot Counties. * WHEN...For the Freeze Warning, from 2 AM to 9 AM EDT Wednesday.<br />

Freeze Watch Pennsylvania | Effective 04/06/2026 22:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures as low as<br /> 24 expected. For the Freeze Watch, sub-freezing temperatures as<br /> low as 30 possible. * WHERE...Fulton, Huntingdon, Juniata, Mifflin, Montour,<br /> Northumberland, Perry, Snyder, and Union Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT<br /> Wednesday. For the Freeze Watch, from late Wednesday night through<br /> Thursday morning.

Freeze Watch Pennsylvania | Effective 04/06/2026 22:47

Public safety alert, emergency alert, and weather alert<br /> Description:<br /> * WHAT...For the Freeze Warning, sub-freezing temperatures as low as<br /> 25 expected. For the Freeze Watch, sub-freezing temperatures as<br /> low as 30 possible. * WHERE...Adams, Cumberland, Dauphin, Franklin, Lancaster, Lebanon,<br /> and York Counties. * WHEN...For the Freeze Warning, from midnight tonight to 9 AM EDT<br /> Wednesday. For the Freeze Watch, from late Wednesday night through<br /> Thursday morning.
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