FGCN01 CWHX 260729 ENVIRONMENT CANADA SAINT JOHN RIVER BASIN TEMPERATURE AND PRECIPITATION FORECASTS FOR NB POWER ISSUED AT 3:30 AM ADT TUESDAY 26 MAY 2026. MAXIMUM AND MINIMUM TEMPERATURE AND PRECIPITATION FORECASTS FOR THE UPPER(U), MIDDLE(M) AND LOWER(L) SAINT JOHN RIVER BASIN U = NORTH OF BEECHWOOD M = BEECHWOOD TO MACTAQUAC L = SOUTH OF MACTAQUAC PRECIPITATION AMOUNTS ARE FOR THE 24 HOUR PERIOD FROM 12Z (0800 AST) ON THE FIRST DAY TO 12Z ON THE FOLLOWING DAY TEMPERATURE MAXIMA ARE FOR THE FIRST 12 HOURS OF EACH 24 HOUR PERIOD (12Z THROUGH 00Z) TEMPERATURE MINIMA ARE FOR THE SECOND 12 HOURS OF EACH 24 HOUR PERIOD (00Z THROUGH 12Z) TUE. MAY 26, 2026 TO SUN. MAY 31, 2026 (DEG. C) | T/W | W/T | T/F | F/S | S/S | TEMP U | 21/10 | 16/5 | 9/3 | 14/7 | 14/4 | M | 23/11 | 18/6 | 10/4 | 15/6 | 15/5 | L | 22/9 | 17/7 | 8/4 | 15/4 | 13/5 | TUE. MAY 26, 2026 TO SUN. MAY 31, 2026 (MM) | T/W | W/T | T/F | F/S | S/S | PCPN U | 10-30 | 0-15 | 0-4 | 0-4 | 0-15 | M | 5-30 | 5-20 | 2-4 | 0-0 | 0-15 | L | 0-20 | 5-25 | 5-15 | 0-0 | 5-20 | TEMPERATURE NORMALS FOR THE PERIOD (DEG. C): | MAY 26 | MAY 31 | TEMP U | 19/5 | 20/6 | M | 20/7 | 21/7 | L | 20/6 | 21/7 | SYNOPSIS: A PERIOD OF UNSETTLED WEATHER IS EXPECTED OVER THE FORECAST PERIOD, BEGINNING WITH A TROUGH BRINGING HEAVY RAIN SHOWERS AND THUNDERSTORMS THIS EVENING AND OVERNIGHT. ON THURSDAY, THERE IS THE POTENTIAL FOR SLOW MOVING ISOLATED THUNDERSTORMS TO DEVELOP IN THE AFTERNOON AND EVENING. FINALLY, ON SATURDAY AND INTO SUNDAY A VERY SLOW MOVING LOW PRESSURE SYSTEM IS EXPECTED TO EMERGE FROM NEW ENGLAND AND PASS JUST SOUTH OF NEW BRUNSWICK, POTENTIALLY CROSSING OR STALLING OVER SOUTHERN NOVA SCOTIA. RAINFALL AMOUNTS WITH THIS THIRD SYTEM ARE UNCERTAIN AND WILL DEPEND ON THE EXACT TRACK AND SPEED OF THE LOW. THE FORECASTER MAY BE CONTACTED AT 1-902-426-4813 OR AT WEATHERASPC(a)EC.GC.CA END/ASPC