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Warning(s) in Force [Details] [Def]

  • Hail may affect Hong Kong in the next couple of hours.

    Issued at 18:25 HKT 18/Jun/2026 HKT on 18.06.2026
  • Violent gusts may affect Hong Kong. Seek safe shelter immediately if you are outdoors.

    Issued at 18:25 HKT 18/Jun/2026 HKT on 18.06.2026

    

+Radar image

Wind Alert [HKO link]

During the past 10 minutes ending at 18:30 HKT 18/6/2026:

Ngong Ping recorded GALE force gusts (66 km/h - F8)
Green Island recorded STRONG force gusts (49 km/h - F6)

Earthquake Info

+M 6.6 - central Mid-Atlantic Ridge

UTC Time: Wed 2026/06/17 18:56:58
HK Time: Thu 2026/06/18 02:56:58

Location: 0.52S 20.01W; Magnitude: 6.6
14,492 km from HK
Depth: 10 km
Details

Weather Details around Hong Kong [Details] [HKO link]

Regional Weather of Hong Kong

Tropical Cyclone Information [Details] [HKO link]

Tropical Cyclone Track

Real-time Weather Photos [Details] [HKO link]

The following photo shows the real-time view of Victoria Harbour, as viewed from Central towards the east.

Real-time photo at Central

Astronomical / Tidal Information [Details] [HKO link]

Info for 18/06/2026 (Thursday):
Astro. Info
Tide
Sunrise:05:3900:511.36 m
Sunset:19:0903:591.18 m
Moonrise:08:4611:192.49 m
Moonset:22:1918:370.23 m

Planetary phenomena in the coming week:
Jun 18, 04:21 HKT: Moon-Venus: 0.3° S
Jun 20, 01:57 HKT: Moon Descending Node
Jun 21, 16:25 HKT: Summer Solstice
Jun 22, 05:55 HKT: First Quarter
(Source: NASA)

Weather at a Glance [Details] [HKO link]

Weather at a Glance Data as of 18:40 on 18/6/2026

27.5 C 92 % 1009.0 hPa
All measurements taken at Hong Kong Observatory
HKO Temp.:27.5 C
RH.: 92 %
Apparent Temp.:32.5 C (EXTREME CAUTION)
Dew Point:26.1 C
Temp. of today:29.0 / 24.2 C (Range 4.8 C)
Mean SLP.:1009.0 hPa
King's Park Wind:5 km/h (E)
UV:N/A
Rain:0.0 mm (past 15 min)

Upper-Level Weather Information [Details]

Data as of 08:00 HKT on 18/6/2026 - Level of instability:

3-day Weather Forecast [Click for 9-day] [HKO link]

3-day Weather Forecast Data as of 16:30 HKT 18/Jun/2026

General Situation: With the subtropical ridge over the western North Pacific extending westwards, showers will ease off gradually over Guangdong in the next couple of days. The weather will be very hot and generally fine over southern China early to midweek next week. A southerly airstream is expected to bring a few showers to the coast of Guangdong in the latter part of next week.

Date
19/6 (Fri)
20/6(Sat)
21/6(Sun)
Weather

Mainly cloudy with occasional showers. A few squally thunderstorms at first. Showers will ease off with sunny periods in the afternoon.

Hot with sunny periods and one or two showers.

Mainly fine. Isolated showers in the morning. Very hot during the day.
Wind S force 4 to 5, occasionally force 6 offshore and on high ground. S force 4 to 5, occasionally force 6 on high ground at first. S to SW force 4.
Temp.
26 - 31 °C
28 - 32 °C
28 - 33 °C
R.H.
70 - 95 %
65 - 90 %
65 - 90 %

Extended Temperature Outlook [HKO link]

Maximum temperature:

Maximum temperature

Minimum temperature:

Maximum temperature

Weather Conditions in South China Sea [Details] [HKO link]


Satellite / Radar Images [Details]

Radar: 256 km range

Radar: 128 km range

Radar: 64 km range

Satellite: IR imagery*

* The Satellite imagery above is taken by Himawari-8 operated by the Japan Meteorological Agency (JMA).

Aviation Weather Observation Report [HKO link]

HK International Airport METAR report Data as of 18:32 HKT on 18 Jun 26

Original code: SPECI VHHH 181032Z 01013KT 340V050 2900 +TSRA FEW005 SCT015CB BKN040 25/25 Q1009 TEMPO VRB15G25KT 2500 TSRA SHRA FEW008CB SCT015=

Wind Visibility WeatherCloud AmountCloud BaseTemperature Dew Point Pressure (QNH)
13 knots from 010 degrees (N), variability: 340-050 degrees
2900 m
Thunderstorm with heavy rain
1 to 2 oktas
3 to 4 oktas Cumulonimbus
5 to 7 oktas
500 feet
1500 feet
4000 feet
25 oC
25 oC
1009 hPa

Next Two Hours ChangeWindVisibilityWeatherCloud AmountCloud Base
Temporarily15 knots, gusting to 25 knots direction variable
2500 m
Thunderstorm with moderate rain, Moderate showers of rain
1 to 2 oktas Cumulonimbus
3 to 4 oktas
800 feet
1500 feet

Meteorological Calculation

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B. Calculation of distance between places on Earth

Place 1:     Lat :   Long :
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Last Modified: Mon, Jul 24 2023