For evaluation of the outcome, see: 202101 - Snowfall - Sweden
For "Known Forecast Issues", see: Known IFS forecasting issues
Observations from Stockholm Arlanda and Sundsvall (from ogimet.com)
(See issue M9)
Forecasts from 11 January 12UTC+12 for visibility (left), snowfall rate (middle) and total precipitation rate (right)
Metars from 3 airports along the Swedish east-coast:
METAR ESNN 112320Z AUTO 10020G33KT 0500 R16/P2000N R34/P2000N SN VV007 M00/M00 Q0988= |
METAR ESNK 112320Z AUTO 11016KT 070V130 0350 R17/1200D R35/1400D +SN VV006 M00/M00 Q0992= |
METAR ESNO 112320Z AUTO 09021G31KT 1000 R12/P2000N R30/P2000N -SN FEW002/// SCT005/// BKN010/// M01/M02 Q0997= |
Known Forecast Issues S2 and S3.
The plot below shows time-series of various parameters for a point in Southern Sweden in the forecast from 11 January 12UTC and the map for precipitation type for step 12.
To be added.