Official Meteorological TelemetryMeteoAlarm Advisory

MeteoAlarm Advisory: Elevated Wind Gusts

Wind gusts exceeding 66.6 km/h recorded across the local sector. Secure loose outdoor fixtures and exercise caution along exposed routes.

United Kingdom•England - Greater London & South•Elev: 456m

Portsmouth Old Town & District

Tuesday, September 29, 2026

16°C
OvercastFeels like 11°
H: 19°•L: 15°•Rain: 28%
Meteorological Synthesis

Overcast with highs near 19°C.

Precipitation expected over the coming days with variable skies.

Wind
48.2 km/h
Humidity
86%
UV Index
1.85 / 11
Pressure
1011 hPa

24-Hour Forecast & Meteogram

24 Hours Ahead
16°
0%
49k
12:00
16°
0%
48k
13:00
17°
0%
49k
14:00
17°
0%
46k
15:00
18°
0%
48k
16:00
18°
1%
50k
17:00
18°
2%
50k
18:00
18°
4%
50k
19:00
18°
5%
48k
20:00
19°
8%
44k
21:00
19°
14%
44k
22:00
19°
28%
45k
23:00
19°
46%
48k
00:00
18°
63%
50k
01:00
18°
78%
50k
02:00
18°
91%
50k
03:00
18°
100%
52k
04:00
16°
100%
38k
05:00
16°
100%
39k
06:00
16°
100%
33k
07:00
16°
87%
32k
08:00
16°
69%
37k
09:00
16°
51%
36k
10:00
16°
32%
36k
11:00

Air Quality (AQI)

Fair
26EAQI Index

Sensitive individuals should limit prolonged outdoor exertion.

PM2.5
4.6 µg/m³
PM10
14.1 µg/m³
NO₂
3.6 µg/m³

UV Index

Max 1.8
1.85/ 11 (Moderate)

Low to moderate exposure. Sunglasses recommended during peak afternoon hours.

0 (Low)6 (High)11+ (Extreme)

Wind

10m AGL
48.2km/h

Gusts up to 66.6 km/h.

Direction: 116°
Moderate Gale

Solar Cycle

Daylight: 12h
Sunrise
07:14
Sunset
18:57
Twilight and solar zenith calculated based on WGS84 geographic coordinate telemetry.

Pressure

Stable High
1011hPa (MSL)
Surface Pressure1011 hPa
Cloud Cover100%

Humidity & Moisture

RH Ratio
86%
Current Rain0 mm
24h Rain Accumulation0.3 mm

14-Day Detailed Outlook

14-Day Deterministic Model
Today
Sep 29
28%
15°
19°
Tomorrow
Sep 30
100%
15°
19°
Thu
Oct 1
26%
14°
16°
Fri
Oct 2
94%
15°
16°
Sat
Oct 3
39%
14°
16°
Sun
Oct 4
14%
14°
16°
Mon
Oct 5
-
13°
16°
Tue
Oct 6
25%
14°
16°
Wed
Oct 7
32%
12°
14°
Thu
Oct 8
35%
12°
16°
Fri
Oct 9
37%
13°
16°
Sat
Oct 10
43%
12°
13°
Sun
Oct 11
39%
11°
12°
Mon
Oct 12
41%
10°
12°

Live Weather Radar — Pan-European Doppler Radar

Past -60m•Now•+120m Outlook

Nearby Cities & Stations in United Kingdom

Regional Grid

Live Ground-Truth Observation Feed

Peer-verified reports logged by spotters and automated PWS stations across Europe

Real-time Ingestion
Log Local Ground ConditionStep 1 of 2: Select condition
Portsmouth Old Town & District
Ground Temp:°C

Observations undergo peer verification by regional spotters and enrich city telemetry.

Filter:
6 reports
S
Stefan MüllerAlpine Master SpotterAlps
Garmisch-Partenkirchen, Germany•Recent
15°C•Partly Cloudy

“Crisp morning air around Zugspitze valley station, golden sun breaking through light morning mountain mist. Zero wind, visibility > 35km.”

Ground-Truth Telemetry
C
Chloé DuboisCoastal Maritime SpotterAtlantic
Le Havre, France•Recent
14°C•Rain / Showers

“Fresh Atlantic westerly gale picking up, moderate sea swell (2.2m). Light intermittent drizzle across the harbor piers.”

Ground-Truth Telemetry
D
Dr. Alessandro RivaHigh Alpine ObserverAlps
Cortina d’Ampezzo, Italy•Recent
9°C•Clear Sky

“First seasonal frost dusting on peaks above 2,600m. Crisp alpine sky with cirrus uncinus approaching from the west.”

Ground-Truth Telemetry
M
Matteo RossiMediterranean SpotterMediterranean
Rome, Italy•Recent
22°C•Clear Sky

“Warm evening breeze across Piazza Navona. Pleasant 22°C with dry conditions and comfortable humidity around 48%.”

Ground-Truth Telemetry
E
Emre KayaBosporus Weather StationMediterranean
Istanbul, Turkey•Recent
21°C•Partly Cloudy

“Bosphorus breeze is cool and refreshing from the Black Sea. Crystal blue sky with passing white cumulus clouds at 1,200m.”

Ground-Truth Telemetry
A
Astrid LindholmFjord Atmospheric LabNordic
Bergen, Norway•Recent
11°C•Dense Fog

“Low scud clouds drifting over Mount Fløyen. Typical Atlantic marine layer with fine mist and 98% relative humidity.”

Ground-Truth Telemetry

Recommended Guides & Related Dispatches • Portsmouth Old Town & District

Comprehensive, 1,500+ word guides exploring culinary heritage, historic landmarks, walking routes, and seasonal climate telemetry across all 44 European sovereign nations.

All