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The daily journal · Earth, atmosphere & space

20 October 2026.

A source-linked record of our changing planet.

In progress

LAST COLLECTION 15:25 UTC

Explore the archive ↗

67 source records captured so far in this UTC day. Last collection: . 1 event feed check is incomplete. This covers our monitored feeds—not every event worldwide or a measure of global safety.

Earthquakes · M4.5+

15

Within the daily record

Largest earthquake

M 6.3

Observed magnitude

Space-weather records

0

Bulletins and significant flares

Event feed checks

8 / 9

Partial coverage · see source notes

The world today

26 LOCATED RECORDS
Locations of the recorded natural events. Linked markers open the event record.M 4.9 - 184 km NW of Port-Olry, Vanuatu45 miles SE of Sand Point, AlaskaM 5.0 - 80 km SSE of Sand Point, AlaskaM 5.0 - 81 km S of Sand Point, AlaskaM 4.5 - 100 km SSW of Alo, Wallis and FutunaM 4.9 - 199 km NW of Port-Olry, VanuatuM 4.9 - Pagan region, Northern Mariana IslandsM 5.1 - 263 km WSW of Yanglong, ChinaM 5.2 - 206 km NW of Port-Olry, VanuatuM 4.6 - 7 km SE of San Julian, PhilippinesSuper Typhoon Champinear the Vanuatu IslandsVANUATUM 6.3 - 197 km NW of Port-Olry, VanuatuM 5.0 - Pagan region, Northern Mariana IslandsM 4.5 - 156 km SE of Kuqa, ChinaM 5.0 - 205 km NW of Port-Olry, VanuatuHurricane TrudyM 4.5 - 2 km W of Lunca Jariștei, RomaniaM 4.5 - 79 km W of San Antonio de los Cobres, ArgentinaRed notification for tropical cyclone CHAMPI-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 7.339 million .Green notification for tropical cyclone TRUDY-26. Population affected by Category 1 (120 km/h) wind speeds or higher is 0 (0 in Tropical Storm).Drought is on going in Democratic Republic of Congo, Central African Republic, Cameroon, Eritrea, Ethiopia, Niger, Nigeria, Sudan, South Sudan, ChadDrought is on going in Burundi, Democratic Republic of Congo, Kenya, Rwanda, Tanzania, UgandaDrought is on going in The Bahamas, Belize, Costa Rica, Cuba, Dominican Republic, Guatemala, Honduras, Haiti, Mexico, Nicaragua, El Salvador, United StatesDrought is on going in Austria, Bosnia & Herzegovina, Belgium, Belarus, Switzerland, Czech Republic, Germany, Denmark, Spain, France, Croatia, Hungary, Ireland, Italy, Liechtenstein, Luxembourg, Moldova, Montenegro, Netherlands, Poland, Romania, Serbia, Sweden, Slovenia, Slovakia, Ukraine,
EarthquakesStormsDroughtTsunami bulletinsWeather alerts

Markers show source-reported points, not affected areas. Space-weather records appear separately.

THE DAY IN CONTEXT

Daily briefing

Captured 2026-10-20 15:25:10 UTC. Changes describe our source records, not Earth’s overall safety.

How to read this ↗
  1. 01Largest earthquake magnitude among records captured today: M 6.3 - 197 km NW of Port-Olry, Vanuatu. Event time: 2026-10-20 04:20 UTC. ↗
  2. 02A source record changed after an earlier capture: Hurricane Trudy ↗
  3. 0330 NWS alert series captured today across its US coverage area. These are selected Severe/Extreme messages, not a count of separate storms. ↗
  4. 04NOAA National published/updated at 10:45 UTC: 45 miles SE of Sand Point, Alaska ↗
  5. 051 event feed check is incomplete. Missing reports cannot establish a quiet day. ↗
Initial baseline
0
Newly tracked
26
Revised
27
Carried forward
128

Newly tracked means first seen by this journal after its source baseline. Revised takes precedence over other change labels. Carried forward means seen again today without a captured change, not necessarily an ongoing hazard. Source lookback windows include older records, so these counts differ from the dated ledger.

1 source cancellations/closures · 13 messages past their stated expiry · See individual records

Explore 181 tracked source series and their histories

Series may overlap across agencies. A message’s expiry or disappearance does not establish that a hazard has ended. Histories open the latest captured source record.

Coverage at this briefing’s capture
USGS ↗

ok · 20 records

Earthquakes M4.5+

Checked 15:25:10 UTC · Feed timestamp 2026-10-20 15:24:36 UTC

NOAA SWPC ↗

ok · 83 records

Space-weather bulletins

Checked 15:25:10 UTC

NOAA GOES ↗

partial · 78 records

Observed solar flares

Checked 15:25:10 UTC

NOAA Kp ↗

ok · 61 records

Geomagnetic observations

Checked 15:25:10 UTC · Feed timestamp 2026-10-20 12:00:00 UTC

GDACS ↗

ok · 8 records

Disaster reports

Checked 15:25:10 UTC · Feed timestamp 2026-10-20 15:05:01 UTC

NOAA Pacific ↗

ok · 1 records

Tsunami bulletins

Checked 15:25:10 UTC

NOAA National ↗

ok · 1 records

Tsunami bulletins

Checked 15:25:10 UTC

NASA EONET ↗

ok · 12 records

Natural-event context

Checked 15:25:10 UTC

NOAA NWS ↗

ok · 18 records

US and NWS-served territories/waters; Severe and Extreme alerts only

Checked 15:25:10 UTC · Feed timestamp 2026-10-20 15:18:34 UTC

Successful checks indicate feed access, not complete global coverage. Some feeds have no regular heartbeat. UK weather warnings are not yet included.

Global average air temperature

Copernicus / ERA5 · land and ocean

15.26°C

Observed 18 October 2026

Preliminary — may be revised

+0.89°C

Compared with the 1991–2020 average for this calendar day. This is near-surface air temperature, not sea-water temperature or an average of cities.

Source retrieved 2026-10-20 15:25 UTC. Daily observations usually lag by about two days.

Last 30 observed daysSolid: daily mean · Dashed: 1991–2020 daily average
14.0°15.3°16.5°2026-09-19: 16.10°C; anomaly +0.73°C; FINAL2026-09-20: 16.10°C; anomaly +0.76°C; FINAL2026-09-21: 16.12°C; anomaly +0.80°C; FINAL2026-09-22: 16.06°C; anomaly +0.78°C; FINAL2026-09-23: 16.06°C; anomaly +0.81°C; FINAL2026-09-24: 16.09°C; anomaly +0.86°C; FINAL2026-09-25: 16.08°C; anomaly +0.88°C; FINAL2026-09-26: 16.05°C; anomaly +0.89°C; FINAL2026-09-27: 16.01°C; anomaly +0.88°C; FINAL2026-09-28: 15.95°C; anomaly +0.85°C; FINAL2026-09-29: 15.85°C; anomaly +0.78°C; FINAL2026-09-30: 15.76°C; anomaly +0.72°C; FINAL2026-10-01: 15.70°C; anomaly +0.69°C; FINAL2026-10-02: 15.65°C; anomaly +0.68°C; FINAL2026-10-03: 15.62°C; anomaly +0.69°C; FINAL2026-10-04: 15.61°C; anomaly +0.71°C; FINAL2026-10-05: 15.64°C; anomaly +0.78°C; FINAL2026-10-06: 15.68°C; anomaly +0.85°C; FINAL2026-10-07: 15.68°C; anomaly +0.89°C; FINAL2026-10-08: 15.67°C; anomaly +0.92°C; FINAL2026-10-09: 15.62°C; anomaly +0.91°C; FINAL2026-10-10: 15.58°C; anomaly +0.90°C; FINAL2026-10-11: 15.53°C; anomaly +0.89°C; FINAL2026-10-12: 15.47°C; anomaly +0.87°C; FINAL2026-10-13: 15.43°C; anomaly +0.87°C; FINAL2026-10-14: 15.40°C; anomaly +0.88°C; FINAL2026-10-15: 15.38°C; anomaly +0.89°C; FINAL2026-10-16: 15.35°C; anomaly +0.91°C; FINAL2026-10-17: 15.31°C; anomaly +0.90°C; FINAL2026-10-18: 15.26°C; anomaly +0.89°C; PRELIMINARY2026-09-192026-10-18
Explore this temperature record ↗

Seismic rhythm

M4.5+ / UTC HOURS
00:0006:0012:0018:0023:00

Bars count earthquakes in the collected daily record. Unelapsed hours have no observations.

Beyond the atmosphere

NOAA SWPC ↗

Strongest recorded flare today

C3.5

Latest estimated Kp / 9

2.00

Kp 5 marks the G1 geomagnetic threshold. Flare class alone does not predict an Earth impact. Last sample 12:00 UTC.

The event ledger

67 RECORDS

Information

10:45 UTC

Bulletin evaluation · issued 2026-10-20

There is NO tsunami danger from this earthquake.

45 miles SE of Sand Point, Alaska

NOAA National information bulletin. Follow the original message for affected areas, validity and any later cancellation. This archive does not assert a current warning.

NOAA National ↗

Bulletin issued

Severe

07:37 UTC

Flood Watch issued October 20 at 12:37AM MST until October 22 at 11:00PM MST by NWS Flagstaff AZ

Flood Watch · Kaibab Plateau; Marble and Glen Canyons; Grand Canyon Country; Coconino Plateau; Yavapai County Mountains; Northeast Plateaus and Mesas Hwy 264 Northward; Chinle Valley; Chuska Mountains and Defiance Plateau; Little Colorado River Valley in Coconino County; Little Colorado River Valley in Navajo County; Little Colorado River Valley in Apache County; Western Mogollon Rim; Eastern Mogollon Rim; White Mountains; Northern Gila County; Yavapai County Valleys and Basins; Oak Creek and Sycamore Canyons; Black Mesa Area; Northeast Plateaus and Mesas South of Hwy 264. Severe; possible; urgency: future.

NOAA NWS ↗

Bulletin issued

Severe

07:04 UTC

Flood Watch issued October 20 at 12:04AM MST until October 22 at 5:00PM MST by NWS Phoenix AZ

Flood Watch · Aguila Valley; Northwest Valley; Tonopah Desert; Buckeye/Avondale; Cave Creek/New River; Deer Valley; Central Phoenix; North Phoenix/Glendale; Scottsdale/Paradise Valley; East Valley; Fountain Hills/East Mesa; South Mountain/Ahwatukee; Southeast Valley/Queen Creek; Northwest Pinal County; West Pinal County; Apache Junction/Gold Canyon. Severe; possible; urgency: future.

NOAA NWS ↗

Bulletin issued

Context

06:00 UTC

Super Typhoon Champi

NASA EONET event context. Location and timing may be approximate; follow the original source for authoritative details.

NASA EONET ↗

Source geometry date

Information

04:31 UTC

Bulletin evaluation · issued 2026-10-20

There is no tsunami danger for the U.S. West Coast, British Columbia, or Alaska. Based on earthquake information and historic tsunami records, the earthquake is not expected to generate a tsunami. An earthquake has occurred with parameters listed below.

near the Vanuatu Islands

NOAA National information bulletin. Follow the original message for affected areas, validity and any later cancellation. This archive does not assert a current warning.

NOAA National ↗

Bulletin issued

Information

04:31 UTC

Bulletin evaluation · issued 2026-10-20

AN EARTHQUAKE WITH A PRELIMINARY MAGNITUDE OF 6.6 OCCURRED IN THE VANUATU ISLANDS AT 221 PM CHST ON TUESDAY OCTOBER 20 2026. BASED ON ALL AVAILABLE DATA... THERE IS NO TSUNAMI THREAT TO GUAM... ROTA... TINIAN OR SAIPAN FROM THIS EARTHQUAKE.

VANUATU

NOAA Pacific information bulletin. Follow the original message for affected areas, validity and any later cancellation. This archive does not assert a current warning.

NOAA Pacific ↗

Bulletin issued

Context

00:00 UTC

Hurricane Trudy

NASA EONET event context. Location and timing may be approximate; follow the original source for authoritative details.

NASA EONET ↗

Source geometry date

About this edition

Source health & methodology ↗

Reporting interval: 2026-10-20, 00:00–24:00 UTC. Issued bulletins and event observations are labelled separately. Future-dated or malformed records are withheld. This page preserves a dated record and does not certify that any warning is currently active.

Download this edition’s data ↓

The ocean record

Source dates differ from the capture date

Ocean observation date

2026-10-18

Temperature & anomaly maps ↗

NOAA ENSO advisory · issued 2026-10-08

El Niño Advisory

Advisory, history & outlook ↗

Latest captured RONI

+1.69°C

JAS 2026 · three-month mean