Oahu Emergency Mgmt.

Official Twitter account for the Honolulu Department of Emergency Management. Follow us for crucial safety tips and updates! Account not monitored constantly.

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: 08:13 AM 06-01-2026 - The monthly test of the Outdoor Siren Warning System and the Emergency Alert System is scheduled for TODAY, 06-01-2026, at 11:45 AM. Let us know if the siren in your area sounded using our online for https://t.co/OROmuO8gKB

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/xy6Oe8sLi9

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: 09:56 PM 05-22-2026 - The Pacific Tsunami Warning Center reports No Tsunami Threat to Hawaii from 5.9 magnitude earthquake in USA - Big Island - Western Flank of Mauna Loa.

More info at https://t.co/LqdWFAOPdc https://t.co/ZzIuRSZaE5

[Oahu Emergency Mgmt. @Oahu_DEM]

Updates to in-person FEMA assistance for residents impacted by the Kona low storms.

-Waialua Courthouse location will be closed 5/25
-Hauula Civic Center will be open 5/25
-Support added in Waianae on 5/28

Please visit https://t.co/7sbObTyloR for more information.

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/R4xleXdPnB

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/hndNkZIAxA

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/5kUyr4HxEg

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/PtA51NOH88

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flash Flood Warning Canceled. Forecast details at https://t.co/rWQABuBXKc. Stay Informed. Subscribe to alerts at https://t.co/ZbJCwwlBhw. Follow @OAHUDEM on social media. Visit https://t.co/0oTdINpsZj. https://t.co/wWKKWClcl2

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flash Flood Warning Issued - Take Action! Dangerous flash flooding is happening or will happen soon. Move to higher ground. Avoid flooded areas/roads. View forecast details at https://t.co/rWQABuBXKc. Monitor alert.h https://t.co/7TmDwxge76

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: 03:27 PM 05-15-2026 - Hazardous weather conditions (heavy rain, lightning, thunderstorms) are expected to continue over Oahu for the rest of the afternoon. Use extreme caution when outdoors or driving. Do not cross flood https://t.co/1vPsdoAFuW

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Watch Extended - Be Prepared! A Flood Watch means conditions are favorable for Flash Flooding to occur. It does not mean flooding will occur, but it is possible. View forecast details at https://t.co/rWQABuBXKc. https://t.co/BPHD3j0O1Y

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flash Flood Warning Issued - Take Action! Dangerous flash flooding is happening or will happen soon. Move to higher ground. Avoid flooded areas/roads. View forecast details at https://t.co/rWQABuBXKc. Monitor alert.h https://t.co/z5Clh4p1OR

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Updated - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/eKPKT7EKyP

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/AmYtp87myb

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Watch - Be Prepared! A Flood Watch means conditions are favorable for Flash Flooding to occur. It does not mean flooding will occur, but it is possible. View forecast details at https://t.co/rWQABuBXKc. https://t.co/XqDqMPymxr

[Oahu Emergency Mgmt. @Oahu_DEM]

Get information about applying for FEMA and SBA aid in 14 languages at https://t.co/Sd4ToTNpLp. Translated materials include information about how to apply online or by phone, program details, and important deadlines.

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: Flood Advisory Issued - Be Aware. Minor flood impacts to some roads and streams. Use caution. Avoid flooded areas. Turn around, don't drown. View forecast details at https://t.co/rWQABuBXKc. https://t.co/uBCz4bI9aN

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: 09:25 AM 05-01-2026 - The monthly test of the Outdoor Siren Warning System and the Emergency Alert System is scheduled for TODAY, 05-01-2026, at 11:45 AM.

Let us know if the siren in your area sounded using our online f https://t.co/HsKejpHGQT

[Oahu Emergency Mgmt. @Oahu_DEM]

HNL Alert: 04:58 PM 04-29-2026 - Homeowners and renters who experienced property damage or loss from Kona Low storms (3/10-24) encouraged to apply for federal aid to help repair primary residences and replace personal property. Deadline: 6/14. Info: on https://t.co/5hI56Op8GU