GET /alerts

weather.gov:national-weather-service-api

Summary:
Operation ID: alerts_query
Auth: unknown
Description

Returns all alerts

Parameters (17)

active (boolean, query, optional)

List only active alerts (use /alerts/active endpoints instead)

area (array, query, optional)

State/territory code or marine area code This parameter is incompatible with the following parameters: point, region, region_type, zone

certainty (array, query, optional)

Certainty (observed, likely, possible, unlikely, unknown)

code (array, query, optional)

Event code

cursor (string, query, optional)

Pagination cursor

end (string, query, optional)

End time

event (array, query, optional)

Event name

limit (integer, query, optional, default: 500)

Limit

Constraints: {'minimum': 1, 'maximum': 500}

message_type (array, query, optional)

Message type (alert, update, cancel)

point (?, query, optional)

Point (latitude,longitude) This parameter is incompatible with the following parameters: area, region, region_type, zone

region (array, query, optional)

Marine region code This parameter is incompatible with the following parameters: area, point, region_type, zone

region_type (string, query, optional)

Region type (land or marine) This parameter is incompatible with the following parameters: area, point, region, zone

Constraints: {'enum': ['land', 'marine']}

severity (array, query, optional)

Severity (extreme, severe, moderate, minor, unknown)

start (string, query, optional)

Start time

status (array, query, optional)

Status (actual, exercise, system, test, draft)

urgency (array, query, optional)

Urgency (immediate, expected, future, past, unknown)

zone (array, query, optional)

Zone ID (forecast or county) This parameter is incompatible with the following parameters: area, point, region, region_type

Examples (3)

TitleTypeURLAction
Get active alerts with limit curl https://api.weather.gov/alerts?active=true&limit=10
Get alerts for California curl https://api.weather.gov/alerts?area=CA&limit=50
Get alerts near San Francisco coordinates curl https://api.weather.gov/alerts?point=37.7749,-122.4194

Probe History

Latency

Status Codes

TimeStatusLatencySize
2026-03-23 09:04:36.509326 200 2252ms
2026-03-23 01:51:29.108737 200 723ms
2026-03-23 01:50:27.578309 200 824ms 1.0MB

Response Changes

WhenOldNew
2026-03-23 01:51:29.108737 ab96333d0574 8d1955b13af4
2026-03-23 09:04:36.509326 8d1955b13af4 46b06db064db