us-gov-api

M 5.4 - northern Mid-Atlantic Ridge Magnitude: 5.4. Place: northern Mid-Atlantic Ridge. Significance: 449. Tsunami: no. Alert: green.

M 4.6 - south of the Fiji Islands Magnitude: 4.6. Place: south of the Fiji Islands. Significance: 326. Tsunami: no. Alert: none.

M 4.5 - 53 km N of Arauco, Argentina Magnitude: 4.5. Place: 53 km N of Arauco, Argentina. Significance: 312. Tsunami: no. Alert: none.

Air Quality Alert — Larimer, CO; Arapahoe, CO; Boulder, CO; Weld, CO; Douglas, CO; Broomfield, CO; Denver, CO; Jefferson, CO; Adams, CO Severity: Unknown. Certainty: Unknown. The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action

Small Craft Advisory — Valdez Narrows Severity: Minor. Certainty: Likely. Coastal Waters Forecast for the Northern Gulf of Alaska Coast up to 100 nm out including Kodiak Island and Cook Inlet. Wind forecasts reflect the predominant speed and direction expected. Sea forecasts rep

Small Craft Advisory — North Side of Saint Lawrence Island out to 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one-

Small Craft Advisory — Cape Espenberg to Motherwood Point out to 10 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- t

Small Craft Advisory — Sledge Island to Wales greater than 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third o

Small Craft Advisory — Sledge Island to Wales out to 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the

Small Craft Advisory — Etolin Strait to Kwemeluk Pass from 15 to 90 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- t

Small Craft Advisory — South Side of Saint Lawrence Island out to 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one-

Small Craft Advisory — Wales to Cape Espenberg out to 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the

Small Craft Advisory — Kotzebue Sound greater than 10 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third of the co

Small Craft Advisory — Cape Krusenstern to Cape Thompson out to 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- th

Small Craft Advisory — Wales to Cape Thompson greater than 15 NM Severity: Minor. Certainty: Likely. Northwestern Alaska Coastal Waters out 100 NM Wind forecasts reflect the predominant speed and direction expected. Sea forecasts represent the average of the highest one- third o

Extreme Heat Warning — Lake Havasu and Fort Mohave; Lake Mead - AZ side; Lake Mohave - AZ side; Northwest Deserts; Death Valley National Park; Western Mojave Desert; Eastern Mojave Desert, Including the Mojave National Preserve; Morongo Basin; Cadiz Basin; San Bernardino County-U

Small Craft Advisory — Maalaea Bay; Pailolo Channel; Alenuihaha Channel; Big Island Leeward Waters; Big Island Southeast Waters Severity: Minor. Certainty: Likely. * WHAT...Northeast winds up to 25 kt, except north winds in Maalaea Bay. * WHERE...Maalaea Bay, Pailolo Channel, Al

High Surf Advisory — Olomana; Maui Windward West; Kauai East; Koolau Windward; Molokai Windward; Molokai Southeast; Windward Haleakala; Kipahulu; Big Island East; Big Island North Severity: Minor. Certainty: Likely. ...HIGH SURF ADVISORY FOR SOUTH FACING SHORES THROUGH TONIGHT...

High Surf Advisory — Niihau; Kauai Southwest; Waianae Coast; Kahoolawe; Maui Leeward West; Kona; Kauai South; East Honolulu; Honolulu Metro; Ewa Plain; Molokai Leeward South; Lanai Leeward; Lanai South; Maui Central Valley South; South Maui/Upcountry; South Haleakala; Big Island

Special Weather Statement — Kivalina and Red Dog Dock; Baldwin Peninsula; Northern Seward Peninsula; Shishmaref Severity: Moderate. Certainty: Observed. Water levels are expected to rise to 1 to 1.5 feet above the normal high tide line around the Kotzebue Sound and Chukchi Sea Co

Small Craft Advisory — Kuskokwim Delta and Etolin Strait out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed

Small Craft Advisory — Unimak Pass Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea forecas

Small Craft Advisory — Seguam to Adak Bering Side out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and dir

Small Craft Advisory — Seguam to Adak Pacific Side from 15 to 75 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed an

Small Craft Advisory — Adak to Kiska Bering Side Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expecte

Small Craft Advisory — Seguam to Adak Pacific Side out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and di

Small Craft Advisory — Unalga Pass to Nikolski Pacific Side out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant spe

Small Craft Advisory — Castle Cape to Cape Tolstoi out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and di

Small Craft Advisory — Castle Cape to Cape Tolstoi from 15 to 100 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed a

Small Craft Advisory — Unalga Pass to Nikolski Bering Side out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant spee

Small Craft Advisory — Kiska to Attu Pacific Side Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expect

Small Craft Advisory — Nikolski to Seguam Pacific Side from 15 to 75 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant spee

Small Craft Advisory — Cape Tolstoi to Cape Sarichef out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and

Small Craft Advisory — Adak to Kiska Pacific Side Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expect

Small Craft Advisory — Kiska to Attu Bering Side Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expecte

Small Craft Advisory — Nikolski to Seguam Pacfic Side out to 15 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and

Small Craft Advisory — Unalga Pass to Nikolski Pacific Side from 15 to 85 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant

Small Craft Advisory — Cape Tolstoi to Unalga Pass from 15 to 100 NM Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed a

Small Craft Advisory — Unalaska Bay Severity: Minor. Certainty: Likely. Coastal Waters Forecast for Southwest Alaska+Bristol Bay+The Alaska Peninsula Waters and the Aleutian Islands up to 100 nm out. Wind forecasts reflect the predominant speed and direction expected. Sea foreca

Winter Weather Advisory — Central Brooks Range Severity: Moderate. Certainty: Likely. * WHAT...Mixed precipitation. Total snow accumulations between 2 and 6 inches and ice accumulations around a light glaze. * WHERE...Central Brooks Range. * WHEN...Until 4 AM AKDT Monday. * IM

Beach Hazards Statement — San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast Severity: Moderate. Certainty: Likely. * WHAT...Long-period southerly swell will bring

Air Quality Alert — Latah, ID; Lewis, ID; Nez Perce, ID Severity: Unknown. Certainty: Unknown. An Air Quality Alert has been issued by the following agencies: Idaho Department of Environmental Quality in Lewiston Nez Perce Tribe ...AIR QUALITY ADVISORY FROM THE IDAHO DEPARTMENT

Air Quality Alert — Asotin, WA; Chelan, WA; Douglas, WA; Ferry, WA; Garfield, WA; Grant, WA; Lincoln, WA; Okanogan, WA; Pend Oreille, WA; Stevens, WA Severity: Unknown. Certainty: Unknown. An Air Quality Alert has been issued by the following agencies: Washington Department of E

Heat Advisory — Southeastern Elko County Severity: Moderate. Certainty: Likely. * WHAT...Heat index values up to 98. * WHERE...Southeastern Elko County. * WHEN...Until 11 PM PDT Monday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Special Weather Statement — Majuro Coastal Waters Severity: Moderate. Certainty: Observed. Invest 92C, from the Central Pacific Hurricane Center, is currently approaching the Date Line near 12N. This system is forecast to continue developing over the next several days, possibly b

M 4.5 - 63 km SE of Port-Vila, Vanuatu Magnitude: 4.5. Place: 63 km SE of Port-Vila, Vanuatu. Significance: 312. Tsunami: no. Alert: none.

M 4.7 - 15 km ESE of Pinglin, Taiwan Magnitude: 4.7. Place: 15 km ESE of Pinglin, Taiwan. Significance: 347. Tsunami: no. Alert: none.

Heat Advisory — Santa Barbara County Southeastern Coast; Ventura County Beaches; Ventura County Inland Coast; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles Severity: Moderate. Certainty: Likely. * WHAT

Extreme Heat Warning — Antelope Valley Severity: Severe. Certainty: Likely. * WHAT...Hot daytime conditions with high temperatures between 100 and 108 common. Warm overnight conditions will bring less relief than usual. * WHERE...Antelope Valley. * WHEN...Until 8 PM PDT Monday.

Heat Advisory — Santa Ynez Mountains Western Range Severity: Moderate. Certainty: Likely. * WHAT...For the Heat Advisory, Hot daytime conditions with high temperatures between 97 and 107 common. Very warm overnight conditions will bring less relief than usual. For the Wind Adviso