Reposted from The NoTricksZone
By P Gosselin on 18. April 2021
It’s been a very frosty April this yr throughout Central Europe. Germany to date has seen it’s second coldest April since information started in 1881.
Coldest since 1917
April throughout a lot of Europe has been unusually chilly, frosty and even snowy, and the media have been awfully quiet about it. The next chart reveals the imply temperature anomalies with respect to the 1991-2020 reference interval to date (up by means of April 17):
With a imply temperature of four.5°C for Germany, April to date continues to be the second coldest since 1881, in line with German DWD nationwide climate service information. Solely 1917 was colder at a imply of four.three°C.
One other chilly blast forecast for subsequent weekend
And it probably isn’t going to vary an excessive amount of, because the ECMWF mannequin is forecasting yet one more uncommon April chilly wave with snow and frost for subsequent week. A heat up is forecast close to the top of the month, however that’s nonetheless some 10 days out.
Most snowy April in 35 years
One factor is already sure: For Germans, it is going to be essentially the most snowy April since 1986 – video.
The WO/GFS forecasts (left and proper) see a continuation of the April winter with widespread floor frost from April 23. Extraordinarily chilly air with as much as -12°C deviations from the previous WMO local weather imply 1981-2010 over Germany is projected on April 26 at 850 hPa. Sources: WO/GFS forecasts Tmin floor Germany and WZ/GEM forecasts TA850 Europe.
Northern hemisphere cooling continues
The German media just lately claimed that “the worldwide warming continues”, however the NCEP GFS run of April 18 reveals a temperature anomaly of close to zero.
Chart supply: 2m-temperatures international 7 day development