A magnitude 7.7 earthquake struck 68 km NNW of Ende, Indonesia at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause major damage near the epicenter and, if under the ocean, may generate a tsunami.
Hurricane Warning issued August 14 at 10:38AM HST by NWS Honolulu HI (National Weather Service, United States). Currently covers 12 areas: Big Island Southeast; Kohala; Big Island East; Big Island South; Big Island North; Big Island Interior; Kona; Big Island Summit; Alenuihaha Channel; Big Island Windward Waters (+2 more areas).
A large-scale power outage is being reported: "Where Were You? Remembering the 2003 Blackout That Left Millions in the Dark". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Tropical Storm Warning issued August 14 at 4:47AM HST by NWS Honolulu HI (National Weather Service, United States). Currently covers 19 areas: Molokai Leeward South; Molokai Southeast; Lanai Leeward; Molokai Windward; Maui Central Valley South; Molokai West; South Maui/Upcountry; Windward Haleakala; Kipahulu; Maui Central Valley North (+9 more areas).
Hurricane Warning issued August 13 at 4:49PM HST by NWS Honolulu HI (National Weather Service, United States). Currently covers 8 areas: Big Island Summit; Big Island Interior; Kohala; Big Island East; Big Island North; Kona; Big Island South; Big Island Southeast.
Flash Flood Warning issued August 13 at 9:39PM EDT until August 13 at 11:30PM EDT by NWS Jackson KY (National Weather Service, United States). Affected area: Knott, KY.
A large-scale power outage is being reported: "Hundreds of thousands remain without power in Indiana after derecho". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Tens of thousands without power in downtown Toronto and the east end". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Flash Flood Warning issued August 12 at 10:17AM EDT until August 12 at 4:15PM EDT by NWS Indianapolis IN (National Weather Service, United States). Affected area: Delaware, IN.
A large-scale power outage is being reported: "More than half a million without power in Chicago and northern Indiana area". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A magnitude 6.0 earthquake struck South Sandwich Islands region at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
A large-scale power outage is being reported: "More than half a million without power in Chicago area, NW Indiana amid severe weather". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Flash Flood Warning issued August 11 at 1:02AM EDT until August 11 at 3:00AM EDT by NWS Charleston WV (National Weather Service, United States). Affected area: Perry, OH.
A magnitude 7.4 earthquake struck 5 km E of San José del Palmar, Colombia at a depth of about 107 km, reported by the USGS. Earthquakes of this size can cause major damage near the epicenter and, if under the ocean, may generate a tsunami.
A large-scale power outage is being reported: "Cuba state energy firm reports new nationwide blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Amid rising temperatures, widespread power outages in Pul-e Khomri, the capital of Baghlan province, have caused numerous problems for residents of the city. Sources told the Hasht-e Subh Daily on Saturday, August 8, that electricity has been repeatedly cu". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Planetary Kp index has reached 5.3, which is NOAA level G1 (Minor geomagnetic storm). Aurora likely at high latitudes (northern-tier US states, Scotland, Scandinavia, Canada). Possible impacts: minor power grid fluctuations, minor satellite operation impacts, migratory animals affected.
A large-scale power outage is being reported: "World: Cuba hit by second nationwide blackout in a week". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Power Fully Restored in Georgia After Nationwide Blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Cubans struggle to bounce back after 6th nationwide blackout this year". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A magnitude 6.3 earthquake struck south of the Kermadec Islands at a depth of about 226 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
A magnitude 6.3 earthquake struck 32 km SW of Sarangani, Philippines at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
A large-scale power outage is being reported: "Cuba’s power grid collapses again during restoration efforts after nationwide blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Cuba begins restoring power after nationwide blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Cuba state energy firm reports new nationwide blackout - daily-sun.com". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Planetary Kp index has reached 5.7, which is NOAA level G1 (Minor geomagnetic storm). Aurora likely at high latitudes (northern-tier US states, Scotland, Scandinavia, Canada). Possible impacts: minor power grid fluctuations, minor satellite operation impacts, migratory animals affected.
A large-scale power outage is being reported: "Western Cuba Faces Widespread Power Outage: From Pinar del Río to Matanzas". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Flash Flood Warning issued August 2 at 12:32AM EDT until August 2 at 8:30AM EDT by NWS Blacksburg VA (National Weather Service, United States). Affected area: Surry, NC.
A large-scale power outage is being reported: "Millions of viewers left stranded as SABC confirms blackout of PSL matches". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Ghana hit by nationwide blackout as power plants fail". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Proton flux (>=10 MeV) has reached 10 pfu - NOAA scale S1. Radiation storms mainly affect satellites, astronauts and passengers/crew on polar flight routes; they can also degrade HF radio in polar regions.
Proton flux (>=10 MeV) has reached 11 pfu - NOAA scale S1. Radiation storms mainly affect satellites, astronauts and passengers/crew on polar flight routes; they can also degrade HF radio in polar regions.
A large-scale power outage is being reported: "Manitoba Hydro says tens of thousands still without power after storm". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Kenya Power restores power after hours-long nationwide blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Flash Flood Warning issued July 29 at 5:47PM MDT until July 29 at 9:00PM MDT by NWS Grand Junction CO (National Weather Service, United States). Affected area: Ouray, CO.
A large-scale power outage is being reported: "Widespread power outage after semi hits power pole in Marshall County". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Flash Flood Warning issued July 28 at 5:04PM MDT until July 28 at 8:00PM MDT by NWS Pueblo CO (National Weather Service, United States). Currently covers 2 areas: Custer, CO; Pueblo, CO.
A large-scale power outage is being reported: "Libya: Protesters attack gas complex raising fears of nationwide blackout". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A magnitude 6.8 earthquake struck 5 km E of Uto, Japan at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
A magnitude 7.1 earthquake struck 4 km SE of Uki, Japan at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause major damage near the epicenter and, if under the ocean, may generate a tsunami.
A magnitude 7.1 earthquake struck 4 km SE of Uki, Japan at a depth of about 10 km, reported by the USGS. Earthquakes of this size can cause major damage near the epicenter and, if under the ocean, may generate a tsunami.
A large-scale power outage is being reported: "N.J. live power outage tracker: Strong gusty winds knock out power to thousands of homes". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
GOES satellites measured a M1.1-class solar flare peaking at 2026-07-27T02:43:00Z (X-ray flux 1.1e-5 W/m2, radio-blackout scale ~R1). Flares cause immediate shortwave radio blackouts on Earth's sunlit side. If this flare launched a CME toward Earth, a geomagnetic storm could follow in 1-3 days - worth watching the Kp index.
A large-scale power outage is being reported: "Widespread power outages reported in Gig Harbor because of fire, utility says". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
GOES satellites measured a M1.5-class solar flare peaking at 2026-07-26T15:26:00Z (X-ray flux 1.5e-5 W/m2, radio-blackout scale ~R1). Flares cause immediate shortwave radio blackouts on Earth's sunlit side. If this flare launched a CME toward Earth, a geomagnetic storm could follow in 1-3 days - worth watching the Kp index.
A large-scale power outage is being reported: "Due to a power outage: a state of emergency has been declared in occupied Alushta". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A large-scale power outage is being reported: "Georgia faces second nationwide power outage in two days". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
A magnitude 6.0 earthquake struck 82 km W of Sola, Vanuatu at a depth of about 45 km, reported by the USGS. Earthquakes of this size can cause significant damage to vulnerable structures near the epicenter.
A large-scale power outage is being reported: "Georgia hit by nationwide blackout, power supply being restored in stages". Widespread outages can be caused by severe weather, grid failures, or - relevant to what this site tracks - a strong geomagnetic storm inducing damaging currents in transformers.
Tropical Storm Warning issued July 23 at 10:39AM CDT by NWS Houston/Galveston TX (National Weather Service, United States). Currently covers 26 areas: Galveston Bay; Coastal waters from High Island to Freeport TX out 20 NM; Waters from Freeport to Matagorda Ship Channel TX from 20 to 60 NM; Waters from High Island to Freeport TX from 20 to 60 NM; Coastal Brazoria; Chambers; Galveston Island; Brazoria Islands; Coastal Galveston; Bolivar Peninsula (+16 more areas).
