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Current Weather at Bluebirds Knoll Bethany CT

39°F

Bethany, CT, USA

Updated: 19-Apr-2026 5:24pm

Weather Alerts for Northern New Haven County

Issued by the National Weather Service

FREEZE WARNING
NORTHERN NEW HAVEN COUNTY
Areas Affected: Northern Fairfield - Northern New Haven - Northern Middlesex - Northern New London - Western Essex - Eastern Essex - Western Union - Eastern Union - Orange - Putnam
Effective: Sun, 4/19 2:18pm	Updated: Sun, 4/19 5:21pm	Urgency: Expected
Expires: Sun, 4/19 10:30pm	Severity: Moderate	Certainty: Likely

Details: * WHAT...Sub-freezing temperatures from the mid 20s to lower 30s expected. * WHERE...In Connecticut, Northern Fairfield, Northern Middlesex, Northern New Haven, and Northern New London Counties. In New Jersey, Essex, and Union Counties. In New York, Orange and Putnam Counties. * WHEN...From midnight Monday Night to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Information: Take steps now to protect tender plants from the cold.

FREEZE WARNING
NORTHERN NEW HAVEN COUNTY
Areas Affected: Southern Fairfield - Southern New Haven - Southern Middlesex - Southern New London - Western Passaic - Eastern Passaic - Western Bergen - Eastern Bergen - Rockland - Northern Westchester - Southern Westchester - Northwest Suffolk - Northeast Suffolk - Southwest Suffolk - Southeast Suffolk
Effective: Sun, 4/19 2:18pm	Updated: Sun, 4/19 5:21pm	Urgency: Expected
Expires: Sun, 4/19 10:30pm	Severity: Moderate	Certainty: Likely

Details: * WHAT...For the Frost Advisory, temperatures in the mid 30s will result in frost formation. For the Freeze Warning, sub-freezing temperatures from the mid 20s to lower 30s expected. * WHERE...Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN...For the Frost Advisory, from midnight tonight to 8 AM EDT Monday. For the Freeze Warning, from midnight Monday Night to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Information: Take steps now to protect tender plants from the cold.

FROST ADVISORY
NORTHERN NEW HAVEN COUNTY
Areas Affected: Southern Fairfield - Southern New Haven - Southern Middlesex - Southern New London - Western Passaic - Eastern Passaic - Western Bergen - Eastern Bergen - Rockland - Northern Westchester - Southern Westchester - Northwest Suffolk - Northeast Suffolk - Southwest Suffolk - Southeast Suffolk
Effective: Sun, 4/19 2:18pm	Updated: Sun, 4/19 5:21pm	Urgency: Expected
Expires: Sun, 4/19 10:30pm	Severity: Minor	Certainty: Likely

Details: * WHAT...For the Frost Advisory, temperatures in the mid 30s will result in frost formation. For the Freeze Warning, sub-freezing temperatures from the mid 20s to lower 30s expected. * WHERE...Portions of southern Connecticut, northeast New Jersey, and southeast New York. * WHEN...For the Frost Advisory, from midnight tonight to 8 AM EDT Monday. For the Freeze Warning, from midnight Monday Night to 9 AM EDT Tuesday. * IMPACTS...Frost and freeze conditions could kill crops and other sensitive vegetation. Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. Information: Take steps now to protect tender plants from the cold.