Wednesday, May 22nd 6:00am… A ridge of high pressure to the south of the Maritimes and a trough of low pressure across the northern Gulf of St Lawrence will give a mix of sun and cloud to PEI today and tomorrow along with a risk of showers or thundershowers. Temperatures will remain above normal accompanied by a brisk SW flow. A strong cold front will approach from the west later tomorrow with increasing clouds and showers/thundershowers. Conditions remain unsettled for Friday and Saturday as another weak low pressure system moves across the Gulf. More sunshine expected on Sunday and Monday as a weak ridge of high pressure crests over the region. Watching a large storm system move into the Great Lakes later Monday with clouds spreading in to the Maritimes. Latest model has the rain beginning near dawn Tuesday morning as the storm stalls along the Ontario/Quebec border. The rain ends near dawn Wednesday morning as the accompanying frontal systems moves across the region but conditions remain unsettled through next week as this now weakening system begins to drift eastward into the Maritimes.
Precipitation… Chance of showers today, tonight into tomorrow. Showers becoming more frequent later in the day tomorrow as that cold front approaches. Chance of lingering showers Friday and Saturday. Rain begins near dawn Tuesday morning ending Wednesday morning.
Temperatures… At or above normal this period.
Thunderstorms… Slight chance of a rumble today through tomorrow. Increasing chances of thunder later tomorrow associated with that cold front.
Wind… Light SW winds today becoming SE tomorrow and Friday. Winds veer and increase to brisk westerly on Saturday then light northerly on Sunday. Easterlies develop on Monday.
Hazards… Wet driving conditions in any showers. Slight chance of lightning today and tonight. Better chance tomorrow afternoon/evening.
Watches/Warnings… None for PEI at this time.
Forecast…
- Today… Cloudy, with sunny breaks, chance of a shower, light SW winds, highs 24
- Tonight… Cloudy, fog developing, very light SE winds, lows 11
- Tomorrow… Sun and cloud with chance of showers. Showers becoming more frequent with possible thundershowers beginning later in the afternoon, light SE winds, highs 24/26
- Tomorrow night… Showers/thundershowers ending by midnight then partly cloudy, light SW winds, lows 12
- Friday… Mix of sun and cloud, slight chance of a shower, light south winds, highs 25/28
- Saturday… Mix of sun and cloud, slight chance of a shower, light-brisk W-NW winds, highs 18, cooler towards the north shore.
- Sunday… Sun and cloud, light NE winds, highs 15, cooler towards the north shore.
- Monday… Sunny increasing clouds late, light east winds, highs 19
- Tuesday… Rain, light-brisk SW winds, highs 20
- Wednesday… Sun and cloud, light SW winds, highs 25
peistormchaser 
