Status:Ongoing analysis Material from: Linus
1. Impact
On 11 - 13 June southern Florida was hit by extreme rainfall.
2. Description of the event
The evaluation of the rainfall will focus on 72-hour rainfall on 11 June 00UTC - 14 June 00UTC in a 0.25x0.25 box Miami (centred on 25.75N, 80.4E).#
The plots below show analyses of MSLP and 6 hour rainfall from 9 June 00UTC to 14 June 00UTC, every 12th hour.
The plots below show analyses of T850 and z500 from 9 June to14 June.
3. Predictability
3.1 Data assimilation
3.2 HRES
The plots below show 72-hour precipitation (11 June 00UTC - 14 June 00UTC) in NEXRAD (first plot) concatenated short forecasts (second plot) and ENS control forecasts with different lead times.
The plots below show forecasts from DestinE.
The plots below show forecasts from AIFS.
3.3 ENS
The plots below shows EFI and SOT for 3-day precipitation (11 June - 14 June) from different initial dates.
The plot below shows the forecast evolution plot for 72-hour precipitation for Miami on 11 June 00UTC -14 June 00UTC.
Observation - green hourglass
Analysis - green dot
ENS control–red
DestinE4.4km - purple dot
ENS - blue box-and-whisker
AIFS - cyan dot
Model climate – cyan box-and-whisker
Ensemble mean as black diamonds. Triangle marks the maximum in the model climate based on 1800 forecasts.
3.4 Monthly forecasts
The plots below show weekly ensemble mean anomalies of precipitation valid the week starting 10 June.
3.5 Comparison with other centres
4. Experience from general performance/other cases
5. Good and bad aspects of the forecasts for the event