Anstieg Luftdruck Wien: seit gestern mehr als 20 hPa.
December 3, 2023 at 2:58 PM
Anstieg Luftdruck Wien: seit gestern mehr als 20 hPa.
Questo signorino si approfondirà di oltre 60 hPa in 24 ore. Una ciclogenesi esplosiva
January 23, 2025 at 3:59 PM
Questo signorino si approfondirà di oltre 60 hPa in 24 ore. Una ciclogenesi esplosiva
64 'HPA' acronyms, but no 'homphobic pussy addict'? this speaks volumes
October 30, 2025 at 7:10 PM
64 'HPA' acronyms, but no 'homphobic pussy addict'? this speaks volumes
Der Supersturm bahnt sich an. Der Luftdruck fällt in der Bretagne mit mehr als 10 hPa in 3 Stunden.
November 1, 2023 at 6:50 PM
Der Supersturm bahnt sich an. Der Luftdruck fällt in der Bretagne mit mehr als 10 hPa in 3 Stunden.
こんにちは☁
気圧976hPa
モミジも色づき始めました
気圧976hPa
モミジも色づき始めました
September 30, 2026 at 3:38 AM
こんにちは☁
気圧976hPa
モミジも色づき始めました
気圧976hPa
モミジも色づき始めました
Exceptional temperatures require exceptional atmospheric circulation.
The intensity of the 500-hPa ridge ("heat dome") driving the present heatwave in western Europe is distinctly outside the monthly climatology for May.
The intensity of the 500-hPa ridge ("heat dome") driving the present heatwave in western Europe is distinctly outside the monthly climatology for May.
May 25, 2026 at 1:09 PM
Exceptional temperatures require exceptional atmospheric circulation.
The intensity of the 500-hPa ridge ("heat dome") driving the present heatwave in western Europe is distinctly outside the monthly climatology for May.
The intensity of the 500-hPa ridge ("heat dome") driving the present heatwave in western Europe is distinctly outside the monthly climatology for May.
Erin's deepening rate is now a staggering 7.8 hPa/hour:
August 16, 2025 at 2:25 PM
Erin's deepening rate is now a staggering 7.8 hPa/hour:
This is what a #ClimateCrisis looks like
October 4, 2025 at 7:43 AM
This is what a #ClimateCrisis looks like
North Atlantic TCs achieving 150-kt maximum winds since 1966 (the satellite era):
Camille (1969): 150 kt, 905 hPa
Anita (1977): 150 kt, 926 hPa
David (1979): 150 kt, 924 hPa
Allen (1980): 165 kt, 899 hPa
Gilbert (1988): 160 kt, 888 hPa
Andrew (1992): 150 kt, 922 hPa
Mitch (1998): 155 kt, 905 hPa
Camille (1969): 150 kt, 905 hPa
Anita (1977): 150 kt, 926 hPa
David (1979): 150 kt, 924 hPa
Allen (1980): 165 kt, 899 hPa
Gilbert (1988): 160 kt, 888 hPa
Andrew (1992): 150 kt, 922 hPa
Mitch (1998): 155 kt, 905 hPa
October 27, 2025 at 7:57 PM
North Atlantic TCs achieving 150-kt maximum winds since 1966 (the satellite era):
Camille (1969): 150 kt, 905 hPa
Anita (1977): 150 kt, 926 hPa
David (1979): 150 kt, 924 hPa
Allen (1980): 165 kt, 899 hPa
Gilbert (1988): 160 kt, 888 hPa
Andrew (1992): 150 kt, 922 hPa
Mitch (1998): 155 kt, 905 hPa
Camille (1969): 150 kt, 905 hPa
Anita (1977): 150 kt, 926 hPa
David (1979): 150 kt, 924 hPa
Allen (1980): 165 kt, 899 hPa
Gilbert (1988): 160 kt, 888 hPa
Andrew (1992): 150 kt, 922 hPa
Mitch (1998): 155 kt, 905 hPa
There is currently an almost 100 hPa pressure difference between this low (949 hPa on 18Z Met Office analysis) and a strong anticyclone centred over Wales (1042 hPa).
A storm force low spins between Iceland and Greenland.
February 5, 2025 at 10:15 PM
There is currently an almost 100 hPa pressure difference between this low (949 hPa on 18Z Met Office analysis) and a strong anticyclone centred over Wales (1042 hPa).
We have updated our post on #J28243 to include local pressure (1025 hPa) altitude corrections for the ADS-B data. ADS-B data is only reported in Standard pressure (1013.25 hPa). www.flightradar24.com/blog/azerbai...
December 26, 2024 at 6:02 PM
We have updated our post on #J28243 to include local pressure (1025 hPa) altitude corrections for the ADS-B data. ADS-B data is only reported in Standard pressure (1013.25 hPa). www.flightradar24.com/blog/azerbai...
Vorticosamente.
I due vortici che stanno agendo sull’Italia visti dal satellite: il principale si trova ad ovest della Sardegna (1002 hPa), quello secondario tra Corsica e Elba (1004 hPa).
Domani, giovedì, il sistema si sposterà verso le Isole Baleari per poi esaurirsi tra venerdì e sabato. 1/5
I due vortici che stanno agendo sull’Italia visti dal satellite: il principale si trova ad ovest della Sardegna (1002 hPa), quello secondario tra Corsica e Elba (1004 hPa).
Domani, giovedì, il sistema si sposterà verso le Isole Baleari per poi esaurirsi tra venerdì e sabato. 1/5
December 24, 2025 at 3:03 PM
Vorticosamente.
I due vortici che stanno agendo sull’Italia visti dal satellite: il principale si trova ad ovest della Sardegna (1002 hPa), quello secondario tra Corsica e Elba (1004 hPa).
Domani, giovedì, il sistema si sposterà verso le Isole Baleari per poi esaurirsi tra venerdì e sabato. 1/5
I due vortici che stanno agendo sull’Italia visti dal satellite: il principale si trova ad ovest della Sardegna (1002 hPa), quello secondario tra Corsica e Elba (1004 hPa).
Domani, giovedì, il sistema si sposterà verso le Isole Baleari per poi esaurirsi tra venerdì e sabato. 1/5
Una bella bestiola.
Sulla Manica il vortice che si porterà rapidamente sul Mare del Nord raggiungendo i 971 hPa.
L'ammasso nuvoloso più a sud indica la presenza di un minimo in approfondimento sul Ligure (996 hPa) , letteralmente rincorso da un fronte freddo sulla Francia meridionale. 1/6
Sulla Manica il vortice che si porterà rapidamente sul Mare del Nord raggiungendo i 971 hPa.
L'ammasso nuvoloso più a sud indica la presenza di un minimo in approfondimento sul Ligure (996 hPa) , letteralmente rincorso da un fronte freddo sulla Francia meridionale. 1/6
October 23, 2025 at 10:56 AM
Una bella bestiola.
Sulla Manica il vortice che si porterà rapidamente sul Mare del Nord raggiungendo i 971 hPa.
L'ammasso nuvoloso più a sud indica la presenza di un minimo in approfondimento sul Ligure (996 hPa) , letteralmente rincorso da un fronte freddo sulla Francia meridionale. 1/6
Sulla Manica il vortice che si porterà rapidamente sul Mare del Nord raggiungendo i 971 hPa.
L'ammasso nuvoloso più a sud indica la presenza di un minimo in approfondimento sul Ligure (996 hPa) , letteralmente rincorso da un fronte freddo sulla Francia meridionale. 1/6
888mb. For reference as to how low that barometric pressure is, it's tied for the second most intense in Atlantic history:
![Cyclone Season Peak classification Peak 1-min
sustained winds Pressure
Wilma 2005
Category 5 hurricane
295 km/h (185 mph) 882 hPa (26.05 inHg)
Gilbert 1988
Category 5 hurricane
295 km/h (185 mph) 888 hPa (26.22 inHg)
"Labor Day" 1935
Category 5 hurricane
295 km/h (185 mph) 892 hPa (26.34 inHg)
Rita 2005
Category 5 hurricane
285 km/h (180 mph) 895 hPa (26.43 inHg)
Milton 2024
Category 5 hurricane
285 km/h (180 mph) 895 hPa (26.43 inHg)
Allen 1980
Category 5 hurricane
305 km/h (190 mph) 899 hPa (26.55 inHg)
Camille 1969
Category 5 hurricane
280 km/h (175 mph) 900 hPa (26.58 inHg)
Katrina 2005
Category 5 hurricane
280 km/h (175 mph) 902 hPa (26.64 inHg)
Mitch 1998
Category 5 hurricane
285 km/h (180 mph) 905 hPa (26.72 inHg)
Dean 2007
Category 5 hurricane
280 km/h (175 mph) 905 hPa (26.72 inHg)
Melissa 2025
Category 5 hurricane
280 km/h (175 mph) 906 hPa (26.75 inHg)
Maria 2017
Category 5 hurricane
280 km/h (175 mph) 908 hPa (26.81 inHg)
"Cuba" 1924
Category 5 hurricane
270 km/h (165 mph) 910 hPa (26.87 inHg)
Ivan 2004
Category 5 hurricane
270 km/h (165 mph) 910 hPa (26.87 inHg)
Dorian 2019
Category 5 hurricane
295 km/h (185 mph) 910 hPa (26.87 inHg)
Janet 1955
Category 5 hurricane
280 km/h (175 mph) 914 hPa (26.99 inHg)
Hattie 1961
Category 5 hurricane
270 km/h (165 mph) 914 hPa (26.99 inHg)
Irma 2017
Category 5 hurricane
285 km/h (180 mph) 914 hPa (26.99 inHg)
"Cuba" 1932
Category 5 hurricane
280 km/h (175 mph) 915 hPa (27.02 inHg)
Isabel 2003
Category 5 hurricane
270 km/h (165 mph) 915 hPa (27.02 inHg)
Erin 2025
Category 5 hurricane
260 km/h (160 mph) 915 hPa (27.02 inHg)
Opal 1995
Category 4 hurricane
240 km/h (150 mph) 916 hPa (27.05 inHg)
Iota 2020
Category 4 hurricane
250 km/h (155 mph) 917 hPa (27.08 inHg)
"Great Atlantic" 1944
Category 5 hurricane
260 km/h (160 mph) 918 hPa (27.11 inHg)
Hugo 1989
Category 5 hurricane
260 km/h (160 mph) 918 hPa (27.11 inHg)
Esther 1961
Category 5 hurricane
260 km/h (160 mph) 919 hPa (27.14 inHg)
Gloria 1985
Category 4 hurricane
230 km/h (145 mph) 919 hPa (27.14 inHg)
Michael 2018
Category 5 hurricane
260 km/h (160 mph) 919 hPa (27.14 inHg)
Source: Atlantic Hurricane Best Track File 1851–2024 (NHC) [5]](https://cdn.bsky.app/img/feed_thumbnail/plain/did:plc:vqtakzi5bityrtbjj4cfan4l/bafkreickwz55gndha64fp2i72ucfem2ezk7qdvkmy76uzbbpoibg5udcau)
October 28, 2025 at 1:22 AM
888mb. For reference as to how low that barometric pressure is, it's tied for the second most intense in Atlantic history:
Katrina (2005): 150 kt, 902 hPa
Rita (2005): 155 kt, 897 hPa
Wilma (2005): 160 kt, 882 hPa
Dean (2007): 150 kt, 907 hPa
Felix (2007): 150 kt, 930 hPa
Irma (2017): 155 kt, 914 hPa
Maria (2017): 150 kt, 909 hPa
Dorian (2019): 160 kt, 910 hPa
Milton (2024): 150 kt, 908 hPa
[+ Melissa (2025) at 906 hPa]
Rita (2005): 155 kt, 897 hPa
Wilma (2005): 160 kt, 882 hPa
Dean (2007): 150 kt, 907 hPa
Felix (2007): 150 kt, 930 hPa
Irma (2017): 155 kt, 914 hPa
Maria (2017): 150 kt, 909 hPa
Dorian (2019): 160 kt, 910 hPa
Milton (2024): 150 kt, 908 hPa
[+ Melissa (2025) at 906 hPa]
October 27, 2025 at 7:58 PM
Katrina (2005): 150 kt, 902 hPa
Rita (2005): 155 kt, 897 hPa
Wilma (2005): 160 kt, 882 hPa
Dean (2007): 150 kt, 907 hPa
Felix (2007): 150 kt, 930 hPa
Irma (2017): 155 kt, 914 hPa
Maria (2017): 150 kt, 909 hPa
Dorian (2019): 160 kt, 910 hPa
Milton (2024): 150 kt, 908 hPa
[+ Melissa (2025) at 906 hPa]
Rita (2005): 155 kt, 897 hPa
Wilma (2005): 160 kt, 882 hPa
Dean (2007): 150 kt, 907 hPa
Felix (2007): 150 kt, 930 hPa
Irma (2017): 155 kt, 914 hPa
Maria (2017): 150 kt, 909 hPa
Dorian (2019): 160 kt, 910 hPa
Milton (2024): 150 kt, 908 hPa
[+ Melissa (2025) at 906 hPa]
Gli incredibili numeri di Eowyn. 1/2
Da 1000 a 935 hPa in 24 ore (-65 hPa);
Raffiche fino a 170-180 km/h, assimilabili ad un uragano di categoria 2/3;
Picco di 183 km/h in località Mace Head, la più intensa raffica mai registrata in Irlanda (precedente record 182 km/h nel 1945 a Foynes);
Da 1000 a 935 hPa in 24 ore (-65 hPa);
Raffiche fino a 170-180 km/h, assimilabili ad un uragano di categoria 2/3;
Picco di 183 km/h in località Mace Head, la più intensa raffica mai registrata in Irlanda (precedente record 182 km/h nel 1945 a Foynes);
January 24, 2025 at 11:15 AM
Gli incredibili numeri di Eowyn. 1/2
Da 1000 a 935 hPa in 24 ore (-65 hPa);
Raffiche fino a 170-180 km/h, assimilabili ad un uragano di categoria 2/3;
Picco di 183 km/h in località Mace Head, la più intensa raffica mai registrata in Irlanda (precedente record 182 km/h nel 1945 a Foynes);
Da 1000 a 935 hPa in 24 ore (-65 hPa);
Raffiche fino a 170-180 km/h, assimilabili ad un uragano di categoria 2/3;
Picco di 183 km/h in località Mace Head, la più intensa raffica mai registrata in Irlanda (precedente record 182 km/h nel 1945 a Foynes);
Wye Valley HPA in The Horseshoe Inn. As excellent as expected.
March 9, 2026 at 7:30 PM
Wye Valley HPA in The Horseshoe Inn. As excellent as expected.
The FAQ Self Interview!!! New episode out now where HPA is joined by HPA for an interview!!!
July 25, 2025 at 4:04 PM
The FAQ Self Interview!!! New episode out now where HPA is joined by HPA for an interview!!!
Storm Ashley set to deepen from 979 hPa at 12Z Saturday to 951 hPa 12 hours later. Down 28 hPa in only 12 hours! 💣
October 18, 2024 at 10:07 PM
Storm Ashley set to deepen from 979 hPa at 12Z Saturday to 951 hPa 12 hours later. Down 28 hPa in only 12 hours! 💣
Info pro tlakaře. Z aktuálních 1007 hPa (ø v ČR) se během noci dostaneme pod 1000 hPa (994 hPa), následně bude až do středečního rána rychle růst až k 1016 hPa, aby pak ve čtvrtek znovu začal rychle klesat (ovlivní nás pozůstatky bouře Ciarán).
October 30, 2023 at 1:00 PM
Info pro tlakaře. Z aktuálních 1007 hPa (ø v ČR) se během noci dostaneme pod 1000 hPa (994 hPa), následně bude až do středečního rána rychle růst až k 1016 hPa, aby pak ve čtvrtek znovu začal rychle klesat (ovlivní nás pozůstatky bouře Ciarán).
I need y'all to see the barometric pressure forecast
September 25, 2026 at 12:55 AM
I need y'all to see the barometric pressure forecast
That’s enough for Buoy 41001’s all-time low pressure record. During Sandy, it fell to 969.6 hPa and during Felix 1995, it fell to 970.4 hPa.
August 21, 2025 at 9:28 AM
That’s enough for Buoy 41001’s all-time low pressure record. During Sandy, it fell to 969.6 hPa and during Felix 1995, it fell to 970.4 hPa.
(Korrektur: es waren 939, nicht 989 hPa. Brille und so)
September 25, 2026 at 8:04 PM
(Korrektur: es waren 939, nicht 989 hPa. Brille und so)
Ennadai Lake, Nunavut recorded a pressure minimum of 981.2 hPa at 6 am local today/June 2, 2025.
This broke the old record by nearly 7 hPa.
This broke the old record by nearly 7 hPa.
June 2, 2025 at 6:12 PM
Ennadai Lake, Nunavut recorded a pressure minimum of 981.2 hPa at 6 am local today/June 2, 2025.
This broke the old record by nearly 7 hPa.
This broke the old record by nearly 7 hPa.