Motorists are facing delays this morning because of fog.
Visibility is reduced because of fog on the M62 between junction 25, A644 (Brighouse) and junction 21, A640 (Milnrow).
There is queueing traffic on the A644 eastbound in Mirfield between Brighouse and the A62 Cooper Bridge Road junction.
There are also heavy delays in both directions of the A646 Burnley Road at Friendly because of temporary traffic lights closing one lane.
Weather wise, Calderdale is set for constant showers throughout the day, with lows of 7C and highs of 10C.