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X1.1 solar flare produces Earth-directed CME, G2 geomagnetic storm watch issued for July 3
An X1.1 solar flare from Active Region 4479 produced a full-halo coronal mass ejection (CME) on June 30, 2026, prompting SWPC to issue a G2 – Moderate Geomagnetic Storm Watch for July 3.
Enhanced Risk issued for severe thunderstorms across Midwest and Upper Great Lakes
Severe thunderstorms will affect portions of the Upper Midwest and Great Lakes through Wednesday, July 1, 2026, with damaging wind gusts of up to 130 km/h (80 mph), isolated large to very large hail and a few tornadoes possible. Parts…
Strong M6.0 earthquake hits off the coast of Iwate Prefecture, Japan
A strong earthquake registered by the Japan Meteorological Agency (JMA) as M6.0 hit off the coast of Iwate Prefecture, Honshu at 12:08 UTC (21:08 JST) on July 1, 2026. The agency is reporting a depth of 40 km (25 miles).…
Aspen Acres Fire destroys 155 structures, three Colorado wildfires burn over 25 000 ha (62 000 acres)
The Aspen Acres Fire destroyed at least 155 structures in Pueblo and Custer counties. This fire, together with Ferris and Gold Mountain fires burned a combined 25 077 ha (61 969 acres) across Colorado by late June 30, 2026. Critical…
One dead after heavy rainfall floods Puebla metropolitan area, Mexico
One person died and flooding reached depths of up to 70 cm (2.3 feet) across parts of the Puebla metropolitan area on June 28, 2026, following heavy rainfall.
Strong and shallow M6.0 earthquake hits Gulf of California, Mexico
A strong and shallow earthquake registered by the USGS as M6.0 struck the Gulf of California, Mexico at 19:45 UTC on June 30, 2026. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same…
Solar radiation storm warning issued and canceled after M5.8 solar flare, major X1.1 flare erupts at 20:50 UTC
A strong solar flare measuring M5.8 erupted from Active Region 4475 located at the west limb at 12:57 UTC on June 30, 2026. The event started at 12:37 and ended at 13:23 UTC.
At least 12 killed, 500 rescued as heavy rainfall hits Greater Accra, Ghana
At least 12 people died and nearly 500 others were rescued after heavy rainfall flooded parts of Ghana’s Greater Accra Region on Monday, June 29, 2026. The Ghana National Fire Service (GNFS) said rescue and recovery operations continued on Tuesday,…
Preliminary 211 km/h (131 mph) gust in South Dakota among the strongest thunderstorm winds in U.S.
A wind gust of 211 km/h (131 mph) measured near Holabird, South Dakota, during severe thunderstorms on June 29, 2026, would rank as the 15th-strongest thunderstorm wind gust ever recorded in the United States if confirmed. The storms damaged grain…
Out-of-control wildfires force evacuations in Wrigley and Fort Simpson, Northwest Territories, Canada
Wildfires burning in Canada’s Northwest Territories prompted evacuation orders for the communities of Wrigley and Fort Simpson on June 28 and 29, 2026, as two lightning-caused fires remained out of control. The blaze threatening Fort Simpson had expanded to more…
Poland sets new all-time national temperature record with 40.5°C (104.9°F) in Słubice
Poland’s western border town of Słubice reached 40.5°C (104.9°F) on June 28, 2026, breaking the station’s previous record of 39.5°C (103.1°F) from 1994 and surpassing the country’s historic temperature benchmark of 40.2°C (104.4°F) measured at Prószków in 1921, just one…
Hidden ancient magma systems reshaped Mars’ evolution
Mars may have been far more geologically sophisticated than scientists once believed. A study published in Nature Astronomy on June 26, 2026 concludes that the Red Planet once sustained enormous interconnected magma plumbing systems capable of recycling and evolving molten…
Extreme heat alerts cover portions of 31 U.S. states, heat index up to 46°C (115°F)
Extreme Heat Warnings, Extreme Heat Watches, and Heat Advisories are in effect across 31 U.S. states after the National Weather Service (NWS) issued a series of heat alerts on June 29, 2026. Peak heat index values are forecast to reach…
Major to extreme heat risk forecast across central and eastern U.S. through the July 4 holiday
A strengthening upper-level ridge is forecast to intensify a prolonged and dangerous heat wave across much of the central and eastern United States through at least July 10, 2026, with temperatures in the low to upper 30s°C (90s to lower…
3 firefighters killed in burnover as Snyder Fire burns more than 11 330 ha (28 000 acres) along Utah-Colorado border
At least three firefighters were reported dead while two others were injured amid suppression efforts for Knowles and Gore fires along the Utah-Colorado border on Saturday, June 27, 2026. The fires are believed to have been started by lightning strike…
Canyon County declares emergency after storms hit Nampa–Caldwell area, Idaho
Canyon County, in southwest Idaho’s Treasure Valley west of Boise, declared a countywide disaster emergency on June 27, 2026, after severe thunderstorms moved through the Nampa–Caldwell area the previous evening, bringing strong winds, heavy rain, and hail. Preliminary National Weather…
Around 1 000 excess deaths linked to record-breaking heatwave in France
France has recorded around 1 000 excess deaths since June 24, 2026 as an exceptional heatwave swept across the country, with 85% of the deaths involving people aged 65 and older, according to preliminary figures released by France’s Public Health…
Floods claim 4 lives in Madison and Jackson counties, statewide emergency declared for Kentucky
At least four fatalities were reported in Madison and Jackson counties as deadly flash floods swept across Kentucky on June 27, 2026. Governor Andy Beshear declared a statewide emergency as forecasts called for additional heavy rain and emergency crews responded…
Germany records all-time high of 41.3°C (106.3°F) as exceptional European heatwave shatters records
Germany provisionally recorded its highest air temperature on record on June 26, 2026 as an exceptional late-June heatwave continued to rewrite temperature records across Europe, prompting widespread red heat warnings, disrupting public life and raising concerns over growing impacts on…
Strong M6.1 earthquake hits Hindu Kush region, Afghanistan
A strong earthquake registered by the USGS as M6.1 struck the Hindu Kush region of Afghanistan at 13:34 UTC (18:04 local time) on June 27, 2026. The agency is reporting a depth of 199 km (123.7 miles). EMSC is reporting…
Extreme Heat Watches and Heat Advisories issued across Illinois, Missouri, Kansas, Iowa, Nebraska, and South Dakota
Heat Advisories and Extreme Heat Watches have been issued across parts of Illinois, Missouri, Kansas, Iowa, Nebraska and South Dakota ahead of intensifying heatwave beginning Sunday, June 28, 2026. Heat index values are forecast to exceed 38°C (100°F) across much…
The Weekly Volcanic Activity Report: June 18-24, 2026
New activity/unrest was reported for 5 volcanoes from June 18-24, 2026. During the same period, ongoing activity was reported for 27 volcanoes.
Dangerous heat forecast across the central and eastern United States through the July 4 weekend
A dangerous heatwave is forecast to intensify across much of the central and eastern United States starting Sunday, June 28, 2026. High temperatures up to 38°C (100°F) and heat index values reaching 38 to 43°C (100 to 110°F), locally as…
Floods kill 3 in Taiwan and Japan as Mekkhala and Higos fuel heavy rain and landslides
Flooding triggered by Tropical Storm Mekkhala killed two people in Taiwan after nearly 1 m (3 ft) of rain inundated parts of the island on Friday, June 26, 2026.Meanwhile, one fatality was reported in Japan which remained on high alert…
Winter Storm Warnings issued for Idaho and Montana mountains
The National Weather Service (NWS) office in Missoula upgraded Winter Storm Watches to Winter Storm Warnings at 11:04 MDT (17:04 UTC) on June 26, 2026, for four high-elevation zones in central Idaho and southwest Montana, where 10-20 cm (4-8 inches)…
State of Emergency declared in Utah as Cottonwood Fire grows to largest active wildfire in U.S.
Utah Governor Spencer Cox declared a State of Emergency and temporarily expanded the state forester’s authority to restrict fireworks through July 5, 2026, after the Cottonwood Fire grew into the largest active wildfire in the United States. The fire had…
Large asteroid 1997 NC1 makes its closest Earth pass in over four centuries – live watch
Asteroid (152637) 1997 NC1 will pass Earth at 6.67 lunar distances (about 0.017 AU), or 2.5 million km (1.6 million miles) above Earth’s surface, at 11:16 UTC on June 27, 2026. The object has an estimated diameter between 750–1 650…
Loudest gravitational-wave signal yet opens first direct window onto a black hole’s event horizon
Scientists have used the loudest gravitational-wave signal ever recorded to extract the first observational evidence of signatures from a newly formed black hole’s event horizon, opening a new way to probe one of the most extreme environments in the universe…
High concentrations of Saharan dust affect Puerto Rico and U.S. Virgin Islands, moving west toward Florida and Texas
High concentrations of Saharan dust are affecting Puerto Rico and the U.S. Virgin Islands on June 26, 2026, reducing visibility and air quality as the Saharan Air Layer (SAL) moves west. Drier Saharan air is forecast to reach South Florida…
Netherlands issues first-ever Code Red warning for extreme heat as temperatures approach 40°C (104°F)
The Royal Netherlands Meteorological Institute (KNMI) placed much of the Netherlands under its first-ever Code Red warning for extreme heat on Friday after forecasting oppressive conditions, heat stress levels of 9 to 10 and temperatures reaching up to 40°C (104°F)…
