Long Range Weather Forecast For Ireland (21 March 2021)


TRENDS for the week of 21 to 27 March 2021

-- Temperatures will remain near normal values, somewhat colder than average at times late in the week though.
-- Rainfall will gradually increase to about half of normal values, possibly up to 75% near Atlantic coasts.
-- Sunshine will average about 75% of normal values (by now, normal is close to four hours a day).


TONIGHT will be partly cloudy to overcast with drizzle near west coast at times, lows 4 to 7 C.

MONDAY will be partly cloudy east, to overcast west, with a few light showers there. Highs 13 to 15 C.

TUESDAY will become more breezy with intervals of rain developing near Atlantic coasts, spreading further east overnight. Lows near 7 C and highs near 14 C. Winds increasing to south-southwest 40 to 70 km/hr.

WEDNESDAY will be cloudy with a few brighter intervals and passing showers, fresh west-southwest winds of about 50 to 70 km/hr, and highs near 14 C.

THURSDAY will become windy and rather cold with widespread showers turning sleety on hills and temperatures dropping from mid-day readings around 8 C to late afternoon and evening temperatures near 4 C.

FRIDAY will remain windy and cold, winds westerly 70 to 100 km/hr and passing sleety or wintry showers possible, some snow accumulations possible on northern hilly terrain. Lows 2 to 4 C and highs 5 to 9 C.

SATURDAY seems likely to remain windy but turn milder with rain at times, winds southwest 70 to 110 km/hr, and highs near 14 C.

SUNDAY will have westerly winds remaining blustery and temperatures around 10 C.

The following week looks variable in a continuing active Atlantic driven southwest to west flow, temperatures sometimes dropping back to lower levels when winds turn more northwesterly. 

Peter for IWO