Nº 0927 · SUNDAY 2026-09-27 · 09:30Z
The Atmosphere Today
No. 0927 · Sunday, September 27, 2026
SINCE YESTERDAYSOUTH-WEST OF BAJA CALIFORNIA SUR — HURRICANE POLO · HELD→SOUTH-EAST OF OKINAWA — TYPHOON SURIGAE AT FULL STRENGTH · INTENSIFIED→SOUTH OF HAWAII — HURRICANE NOLO STRENGTHENS AS IT MOVES WEST · WEAKENED→THE FOUR CORNERS — POLO'S MOISTURE BRINGS A MODERATE FLOOD RISK MONDAY · INTENSIFIED→NORTH-CENTRAL CHILE — RED ALERTS SPREAD NORTH TO COQUIMBO AND ATACAMA · INTENSIFIED→THE SAUDI SOUTH-WEST — RED ALERTS FOR FLASH FLOODS AND HAIL · STEADY→CENTRAL NEW ZEALAND — ORANGE RAIN · INTENSIFIED→BANGKOK · INTENSIFIED→SRI LANKA — RED LANDSLIDE WARNINGS FOR GALLE · WEAKENED→EASTERN JAPAN — LAST WEEK'S TYPHOON TOLL STANDS AT 12 DEAD · WEAKENED→SOUTHERN ITALY — ORANGE ALERT MONDAY FOR CAMPANIA AND CALABRIA · WEAKENED→SOUTH OF ACAPULCO — TROPICAL DEPRESSION EIGHTEEN-E FORMS · NEW→THE CENTRAL SUBTROPICAL ATLANTIC — FAY A DEPRESSION · WEAKENED→NIGERIA — HIGH FLOOD RISK HOLDS FOR CROSS RIVER COMMUNITIES · INTENSIFIED→UTTARAKHAND — ISOLATED EXTREMELY HEAVY RAIN AS THE MONSOON WITHDRAWS · WEAKENED→KWAZULU-NATAL — YELLOW STORM WARNINGS · HELD→THE RHINE AT KAUB — THE GAUGE FALLS TO MINUS 2 CM · WEAKENED→WESTERN NEBRASKA — A MARGINAL RISK OF LARGE HAIL · WEAKENED→
THE LEAD

Hurricane Polo heads for a Monday landfall in Baja California Sur.

A hurricane warning now covers both coasts of the peninsula, and forecasters say preparations should be rushed to completion.

AT THIS HOURCategory 3 near 20.3 N 113.6 W, 120 mph, 952 mb, moving north-north-west at 10 mphAbout 300 miles south-west of Cabo San Lucas; tropical-storm-force winds reach 125 miles from the centre.
WHEN IT ARRIVESTropical-storm conditions possible tonight; hurricane conditions expected Monday afternoonIt crosses the peninsula Monday night and approaches north-western mainland Mexico early Tuesday.
WHAT IS ALREADY IN FORCEHurricane warning from Punta Abreojos to Santa Fe and from Loreto to Santa RosaliaA hurricane watch covers mainland Mexico from Huatabampito to Bahia Kino; 4 to 8 inches of rain, up to 10.

Hurricane Polo is a Category 3 this morning, and forecasters expect it to reach the west coast of Baja California Sur on Monday as a hurricane. At 2 AM its centre sat about 300 miles south-west of Cabo San Lucas, with 120 mph winds, moving north-north-west at 10 mph. A hurricane warning covers both coasts, and forecasters say preparations should be rushed to completion.

READ THE FULL STORY — SOUTH-WEST OF BAJA CALIFORNIA SUR — HURRICANE POLO, LANDFALL MONDAY →
SINCE YESTERDAY — WHAT MOVED
15 systems moved since yesterday's edition · 16 held steady.
HELD STEADYSOUTH-WEST OF BAJA CALIFORNIA SUR — HURRICANE POLO · THE SAUDI SOUTH-WEST — RED ALERTS FOR FLASH FLOODS AND HAIL · KWAZULU-NATAL — YELLOW STORM WARNINGS · THE CARIBBEAN SEA AND THE GULF — NO STORM IN SIGHT · THE SOUTHERN OCEANS — OFF-SEASON · AUSTRALIA — NOT CHECKED TODAY: THE NATIONAL WARNINGS PAGE WAS NOT READ · BRITAIN — NOT CHECKED TODAY: NO WARNING PAGE WAS READ · THE AMERICAN WEST — NOT CHECKED TODAY: THE FIRE REPORT WAS NOT REFRESHED · CENTRAL BRAZIL — NOT CHECKED TODAY: NO NATIONAL ALERT WAS READ · NORTH-EAST BANGLADESH — NOT CHECKED TODAY: NO RIVER READING WAS TAKEN · CHINA AND KOREA — NOT CHECKED TODAY: NO NATIONAL WARNING PRODUCT WAS READ · SPAIN AND FRANCE — NOT CHECKED TODAY: THE WARNING PAGES WERE NOT READ · CENTRAL AMERICA — NOT CHECKED TODAY: THE REGIONAL BOARDS WERE NOT REFRESHED · NEPAL — NOT CHECKED TODAY: THE NATIONAL LEDGER WAS NOT REFRESHED · PAKISTAN — NOT CHECKED TODAY: THE NATIONAL LEDGER WAS NOT REFRESHED · SOUTHERN DALMATIA — NOT CHECKED TODAY: THE NATIONAL WARNING PAGE WAS NOT READ
WHERE IT IS — THE BOARD
CARIBBEAN + GULF — NO ACTIVE SYSTEMCARIBBEAN + GULFSOUTHERN BASINS — OFF-SEASONSOUTHERN BASINSSOUTH-WEST OF BAJA CALIFORNIA SUR — HURRICANE POLO, LANDFALL MONDAY — open the event1=SOUTH-EAST OF OKINAWA — TYPHOON SURIGAE (QUEENIE) AT FULL STRENGTH — open the event2↑SOUTH OF HAWAII — HURRICANE NOLO STRENGTHENS AS IT MOVES WEST — open the event3▽THE FOUR CORNERS — POLO'S MOISTURE BRINGS A MODERATE FLOOD RISK MONDAY — open the event4↑NORTH-CENTRAL CHILE — RED ALERTS SPREAD NORTH TO COQUIMBO AND ATACAMA — open the event5↑THE SAUDI SOUTH-WEST — RED ALERTS FOR FLASH FLOODS AND HAIL — open the event6=CENTRAL NEW ZEALAND — ORANGE RAIN, SNOW AND GALES TODAY — open the event7↑BANGKOK, THAILAND — STORMS OVER MOST OF THE CITY, CANALS CRITICAL — open the event8↑SRI LANKA — RED LANDSLIDE WARNINGS FOR GALLE, KANDY AND NUWARA ELIYA — open the event9▽EASTERN JAPAN — LAST WEEK'S TYPHOON TOLL STANDS AT 12 DEAD — open the event10▽SOUTHERN ITALY — ORANGE ALERT MONDAY FOR CAMPANIA AND CALABRIA — open the event11▽SOUTH OF ACAPULCO — TROPICAL DEPRESSION EIGHTEEN-E FORMS — open the event12✦THE CENTRAL SUBTROPICAL ATLANTIC — FAY A DEPRESSION, STILL NO HURRICANE — open the event13▽NIGERIA — HIGH FLOOD RISK HOLDS FOR CROSS RIVER COMMUNITIES — open the event14↑UTTARAKHAND — ISOLATED EXTREMELY HEAVY RAIN AS THE MONSOON WITHDRAWS — open the event15▽KWAZULU-NATAL — YELLOW STORM WARNINGS, EXTREME FIRE DANGER INLAND — open the event16=THE RHINE AT KAUB — THE GAUGE FALLS TO MINUS 2 CM — open the event17▽WESTERN NEBRASKA — A MARGINAL RISK OF LARGE HAIL — open the event18▽
heatsevererain / floodtropicalfire weathersmoke / airdroughtwinterquiet✦new↑escalated▽eased=heldsince yesterday

upstream downstream — One hurricane, two countries — Polo's wind reaches Baja California Sur on Monday.

SYSTEMHAZARDPEAKTRENDTOUCHESCONF
1SOUTH-WEST OF BAJA CALIFORNIA SUR — HURRICANE POLO, LANDFALL MONDAY PEAKtropical120 mph● at peak6C
Hurricane Polo, a Category 3 at 120 mph and 952 mb, is forecast to reach Baja California Sur on Monday under a hurricane warning
2SOUTH-EAST OF OKINAWA — TYPHOON SURIGAE (QUEENIE) AT FULL STRENGTH PEAKtropical85 kt● at peak4C
Typhoon Surigae sits about 100 km south-east of Naha with 85-knot ten-minute winds, gusts to 120 knots and 960 hPa, moving north-east at 15 km/h
3SOUTH OF HAWAII — HURRICANE NOLO STRENGTHENS AS IT MOVES WEST BUILDINGtropical100 mph▲ building1C
Hurricane Nolo has strengthened to 100 mph about 200 miles south-south-west of South Point, and every watch and warning for the islands has been lifted
4THE FOUR CORNERS — POLO'S MOISTURE BRINGS A MODERATE FLOOD RISK MONDAY BUILDINGwater—▲ building5C
A moderate risk of excessive rain covers the Southwest and Four Corners on Monday as moisture ahead of Polo streams north-east
5NORTH-CENTRAL CHILE — RED ALERTS SPREAD NORTH TO COQUIMBO AND ATACAMA BUILDINGwater80-120 mm▲ building3R
Red alerts now cover the entire Coquimbo Region and Huasco Province in Atacama, where 80 to 120 mm could set records
6THE SAUDI SOUTH-WEST — RED ALERTS FOR FLASH FLOODS AND HAIL ACTIVEwater—► ongoing1R
Red alerts for heavy rain, flash floods and hail cover Makkah's highlands, Al-Baha, Asir and Jazan today, including Taif
7CENTRAL NEW ZEALAND — ORANGE RAIN, SNOW AND GALES TODAY PEAKwinter157 km/h● at peak1R
Orange warnings are active today: gusts to 157 km/h on the lower North Island, 60 to 90 mm on the Tararua Range, and heavy snow that has closed South Island…
8BANGKOK, THAILAND — STORMS OVER MOST OF THE CITY, CANALS CRITICAL PEAKwater—● at peak1R
Rain arrived early today in Bangkok, with storms over about 80 percent of the metropolitan area and canal levels critical
9SRI LANKA — RED LANDSLIDE WARNINGS FOR GALLE, KANDY AND NUWARA ELIYA ACTIVEwater—► ongoing1R
Red landslide early warnings continue for areas of Galle, Kandy and Nuwara Eliya as heavy rain keeps falling on saturated hill-country slopes
10EASTERN JAPAN — LAST WEEK'S TYPHOON TOLL STANDS AT 12 DEAD RECOVERYtropical—▼ recovery1R
Recovery goes on in Chiba and Kanagawa, where most of the 12 deaths from last week's typhoon came in landslides and flooding, and a few people are still missing
11SOUTHERN ITALY — ORANGE ALERT MONDAY FOR CAMPANIA AND CALABRIA ACTIVEsevere—► ongoing—R
An orange alert for Monday covers Campania, Tyrrhenian Calabria, central-northern Sardegna and much of Basilicata
12SOUTH OF ACAPULCO — TROPICAL DEPRESSION EIGHTEEN-E FORMS EMERGINGtropical35 mph▲ emerging—C
A new tropical depression has formed about 330 miles south of Acapulco at 35 mph, and could become a tropical storm tonight
13THE CENTRAL SUBTROPICAL ATLANTIC — FAY A DEPRESSION, STILL NO HURRICANE EASINGtropical35 mph▼ easing—C
Tropical Depression Fay drifts south at 35 mph, far west-south-west of the Azores, and Gonzalo has dissipated
14NIGERIA — HIGH FLOOD RISK HOLDS FOR CROSS RIVER COMMUNITIES ACTIVEwater—► ongoing—R
High-flood messaging continues after last week's riverine advisory, with 2,471 communities in Cross River flagged in the exposure areas.
15UTTARAKHAND — ISOLATED EXTREMELY HEAVY RAIN AS THE MONSOON WITHDRAWS EASINGwater—▼ easing—R
Isolated extremely heavy rain falls over Uttarakhand through today while the south-west monsoon withdraws; Delhi dries out from Sep 28.
16KWAZULU-NATAL — YELLOW STORM WARNINGS, EXTREME FIRE DANGER INLAND ACTIVEsevere—► ongoing—R
Yellow level-2 severe storms cover most of KwaZulu-Natal and the eastern Mpumalanga Highveld, while extremely high fire danger covers the western North West and north-east Northern Cape.
17THE RHINE AT KAUB — THE GAUGE FALLS TO MINUS 2 CM ACTIVEdrought-2 cm► ongoing2C
The Kaub gauge read minus 2 cm late this morning, down from minus 1 cm a day earlier, so barges through the Rhine gorge load lighter still.
18WESTERN NEBRASKA — A MARGINAL RISK OF LARGE HAIL ACTIVEsevere—► ongoing1C
A marginal severe-storm risk covers western Nebraska and the Black Hills of South Dakota, where isolated storms could bring large hail this evening.

QUIET — THE CARIBBEAN SEA AND THE GULF · THE SOUTHERN OCEANS · NOT CHECKED TODAY — AUSTRALIA · BRITAIN · THE AMERICAN WEST · CENTRAL BRAZIL · NORTH-EAST BANGLADESH · CHINA AND KOREA · SPAIN AND FRANCE · CENTRAL AMERICA · NEPAL · PAKISTAN · SOUTHERN DALMATIA

■ OPEN THE LIVE MAP →
EVENT · VENUEWHENSHELTERTHE WEATHER THERE
The Big EEastern States Exposition, West SpringfieldSep 18 – Oct 4open-airSun–ThuRain likely Sunday morning; gusts to 70 km/h Sunday · 12–25°C
Oktoberfest MunichTheresienwiese, MunichSep 19 – Oct 4open-airSun–Fri morningDry, sun and cloud · 8–25°C
UCI Road World ChampionshipsMount Royal circuit, MontréalSep 20–27open-airSunA chance of showers Sunday afternoon; breezy, gusts to 45 km/h · 12–18°C
Korea OpenOlympic Park Tennis Center, SeoulSep 21–27open-airSunDry, sun and cloud, light winds · 20–22°C
Les Voiles de Saint-TropezPort of Saint-TropezSep 26 – Oct 4open-airSun–Fri morningDry, sun and cloud; breezy, gusts to 35 km/h Tuesday · 14–26°C
Berlin MarathonStraße des 17. Juni (start and finish), BerlinSun Sep 27open-airDry, sun and cloud; breezy, gusts to 35 km/h · 16–22°C
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