Record rain fell in parts of the Province of Castellón in the region of Valencia in Spain on 29 August 2021, causing flash floods.

Flooding damaged homes and roads in the coastal town of Benicàssim. Emergency services received 167 calls for assistance. Teams responded to flooding of around 50 homes. Firefighters rescued 3 people who were trapped inside their vehicles on flooded roads. They also helped evacuated one person from a flooded home.
Traffic along the major highway N-340 was temporarily suspended near Castellón de la Plana. Flooding was also reported in the town of Sagunto.
State Meteorological Agency (AEMET) in Valencia reported 155.4 mm of rain fell in Benicàssim in 24 hours on 29 August which is the highest value recorded in 24 hours in the month of August in the province of Castellón.
This is the second spate of flash flooding in southern Spain within the last few days. On 25 August flash floods swept through Burunchel and nearby areas in Jaén Province, Andalusia. Cars were were wrecked and houses flooded.
Social Media
#InundacionesBenicassim Imágenes trabajos dispositivo #BomberosCPBC @dipcas trabajado en achiques . Se está actuando ahora en más de 40 servicios . Principalmente garajes y sótanos totalmente inundados pic.twitter.com/RNJdbHNe11
— CPBC (@SIAB_Castellon) August 29, 2021
#InundacionesBenicàssim
Así estaba esta mañana la Av. Barranquet en #Benicássim.
La calle vierte en el Bco. Sigalero que es uno de los barrancos que al desbordarse han obligado al corte de la #N340.https://t.co/sVqM8B3H2B pic.twitter.com/Wu4kkUbAS2— VOST Comunitat Valenciana (@VOSTcvalenciana) August 29, 2021
El Puerto de sagunto. @Valencia_WX @AEMET_CValencia @apuntoratge @oratgenet @PardoMerelo pic.twitter.com/Q6bzCZP4fU
— Minerva GG (@minervagra) August 30, 2021
El dato de precipitación de de hoy en Benicàssim, 155.4 l/m2, es el valor más alto registrado en 24 horas en un mes de agosto en la provincia de Castellón. Este es el listado de registros de 100 mm o más en agosto en la provincia. pic.twitter.com/6Co0gOBn0p
— AEMET_C. Valenciana (@AEMET_CValencia) August 29, 2021