FGCN01 CWHX 030754 ENVIRONMENT CANADA SAINT JOHN RIVER BASIN TEMPERATURE AND PRECIPITATION FORECASTS FOR NB POWER ISSUED AT 4:00 AM ADT THURSDAY 3 JULY 2025. 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) THU. JUL 03, 2025 TO TUE. JUL 08, 2025 (DEG. C) | T/F | F/S | S/S | S/M | M/T | TEMP U | 24/12 | 18/12 | 24/18 | 25/15 | 21/15 | M | 26/13 | 20/13 | 25/19 | 28/18 | 22/17 | L | 27/15 | 21/14 | 25/18 | 27/19 | 21/18 | THU. JUL 03, 2025 TO TUE. JUL 08, 2025 (MM) | T/F | F/S | S/S | S/M | M/T | PCPN U | 2-20 | 0-7 | 0-2 | 5-25 | 0-20 | M | 10-30 | 0-3 | 0-0 | 5-20 | 10-30 | L | 0-25 | 0-1 | 0-0 | 5-20 | 15-35 | TEMPERATURE NORMALS FOR THE PERIOD (DEG. C): | JUL 03 | JUL 08 | TEMP U | 23/11 | 24/11 | M | 25/12 | 25/13 | L | 25/12 | 25/13 | SYNOPSIS: A VERY UNSTABLE AIRMASS OVERHEAD TODAY WILL GIVE WAY TO AFTERNOON SHOWERS AND THUNDERSTORMS ACROSS THE BASIN TODAY. AMOUNTS WILL BE HIGHLY VARIABLE AND COULD EXCEED THE FORECAST MAXIMUM SHOULD MULTIPLE STORMS TRAIN OVER ANY ONE LOCATION. THE AIRMASS WILL TURN MUCH DRIED BUT REMAIN UNSTABLE ON FRIDAY WILL THE POSSIBILITY OF MORE ISOLATED THUNDERSTORMS AS AN UPPER LOW SITS OVER NEW BRUNSWICK. AFTER A BRIEF DRY SPELL ON THE WEEKEND, MODELS ARE INDICATING THAT A STATIONARY FRONT MAY SET UP OVER THE BASIN SUNDAY NIGHT INTO MONDAY WILL PERIODS OF RAIN CONTINUING INTO THE EARLY PART OF NEXT WEEK OVER THE MARITIMES. WHETHER OR NOT THE HEAVIEST RAIN FROM THIS PATTERN WILL OCCUR WITHIN THE BASIN REMAINS UNCERTAIN AT THIS TIME. THE FORECASTER MAY BE CONTACTED AT 1-902-426-4813 OR AT WEATHERASPC(a)EC.GC.CA END/ASPC