Global Hazard Watch

A filament eruption on August 14 sent a glancing-blow CME toward Earth, due to arrive today and spark G1-G2 conditions. SOLAR-1, now fully operational...

Solar activity remained low with a C8.2 flare launching a CME now under analysis for any Earth-directed effects. A separate filament CME is due 17-18...

• New analysis of 25 years of data shows upper-atmosphere currents keep rising with stronger solar wind, erasing the familiar saturation curve.
  -...

The PRESTO ALERT system issues plain-text warnings ASAP for significant solar events like partial-halo CMEs that may affect Earth's space environment. This rapid notification from SIDC supports proactive monitoring of space weather developments.

Extreme solar storms can spike radiation to nearly 10 times normal levels at typical flight altitudes while triggering electronics failures that...

• Radiation spikes during solar storms can cause Single Event Upsets in aircraft electronics, leading to incidents like the A320's sudden drop and...

• EarlyDetect model spots hidden solar active region signals an average of 9.24 hours before emergence, using acoustic and magnetic data from NASA's...

NASA's ensemble model nailed the August 8 CME's arrival at Earth to the exact minute—10:32 UTC on August 11—but its 22-hour uncertainty window...

Tornado warnings average just 13 minutes. Store your kit inside the shelter space now.

• Helmets for every family member cut head injury risk from...

Saucier residents face no tropical threats to the continental U.S. or Gulf Coast over the next week, with any development likely confined to the...

NASA PUNCH's test achieved a CME arrival prediction accurate to 30 minutes eight hours ahead.

This enables:

• Power-grid managers to monitor...

Highest-resolution images of the sun's photosphere from Hawaii's Inouye Telescope have revealed widespread Kelvin-Helmholtz instabilities, offering...

A geomagnetic storm is active with Kp at 5.67, raising risks for power grid fluctuations and communication disruptions in Saucier, MS.

• Solar...

After a major Saharan dust layer clears, robust tropical waves off Africa could spark 2 named storms in the next 15 days, with the second wave holding...

NASA's PUNCH mission captures solar imagery every four minutes, enabling observation of nearly the entire path of coronal mass ejections. This...

• NASA's PUNCH mission forecast a solar storm arrival to within 30 minutes in its first test, ten times better than the previous five-hour window.
  -...

The Atlantic basin remains dead quiet with high pressure and Saharan dust suppressing all development through mid-August, giving Saucier, MS residents extra time to stock emergency supplies before any potential activity next week.

A Carrington-level solar storm could knock out the electric grid for weeks or months, crippling communications, water systems, and financial access....

NASA's Marshall Space Flight Center updated its monthly solar cycle predictions on August 3, 2026, offering statistical estimates of sunspot numbers,...

Extreme heat leads weather-related deaths and drives thousands of ER visits yearly. Key steps for safety:

• Drink water throughout the day before...