from the nws bmx office in bama
THE FORECAST IS A BIT MORE INTERESTING AS WE HEAD INTO NEXT WEEK.
THE WAVE PATTERN WILL BEGIN TO AMPLIFY OVER CANADA AND THE NORTHERN
HALF OF THE CONUS ON SUNDAY. DEEP-LAYER TROUGHING WILL DEVELOP OVER
THE GREAT LAKES REGION AND OHIO VALLEY WITH THE SOUTHERN END OF THE
TROUGH EXTENDING SOUTH INTO THE TENNESSEE VALLEY. UNCHARACTERISTIC
OF THIS TIME OF YEAR, A COLD FRONT WILL APPROACH OUR FORECAST AREA
ON MONDAY, DRIVING MORE ORGANIZED RAIN CHANCES MONDAY THROUGH
WEDNESDAY. GUIDANCE HAS BEEN FAIRLY CONSISTENT OVER THE PAST COUPLE
OF DAYS IN TRYING TO PUSH THIS BOUNDARY INTO SOUTHERN ALABAMA BY
THURSDAY, THOUGH TYPICALLY SUMMER SEASON COLD FRONTAL PASSAGES ARE
UNCOMMON IN ALABAMA. BELIEVE THE MODELS MAY BE A BIT EXAGGERATED ON
THE SOUTHERN PROGRESSION OF THE BOUNDARY, BUT CERTAINLY IF THE
PATTERN AMPLIFIES AS MUCH AS EXPECTED, THEN THE LIKELY OUTCOME WILL
BE A FRONTAL PASSAGE AROUND MID-WEEK. DUE TO THE MENTIONED
UNCERTAINTY, DID NOT GO ANY HIGHER THAN CHANCE/NUMEROUS POPS FOR
MONDAY THROUGH WEDNESDAY. SOUTHWESTERLY LOW-LEVEL WINDS WILL
CONTINUE TO SUPPLY MOISTURE INTO THE REGION SUCH THAT PWATS WILL
STILL BE NEAR 2.0 INCHES OVER CENTRAL AL NEXT WEEK AHEAD OF THE
SURFACE BOUNDARY AND CONVERGENCE ZONE. RAIN TOTALS OF 1 TO 2 INCHES
WITH LOCALLY HIGHER AMOUNTS WILL BE POSSIBLE ACROSS THE FORECAST
AREA DURING THE EXTENDED PERIOD. THANKFULLY, THE RAIN AND CLOUD
COVER WILL PROVIDE SOME RELIEF TO THE HOT TEMPERATURES NEXT WEEK
WITH HIGHS IN THE UPPER 80S TO NEAR 90 DEGREES MONDAY THROUGH
THURSDAY WITH DRIER CONDITIONS EXPECTED ON THURSDAY