BMX this morning:
THIS SYSTEM CLEARS BY TUESDAY MORNING...WITH THE NEXT SYSTEM BEARING
DOWN ON US FOR THE WEDNESDAY NIGHT/THURSDAY MORNING TIME FRAME. THIS
SYSTEM WILL BE THE ONE TO WATCH. PREVIOUS RUNS OF THE GFS AND EURO
PROVIDE THE AREA WITH TWO DIFFERENT SCENARIOS. ONE WET AND THE OTHER
SNOWY. TODAYS 00Z RUNS AND GFS 06Z RUN ARE SUGGESTING A CLOSER TREND
WITH SNOW THE MAIN PLAYER OVERNIGHT WEDNESDAY INTO THURSDAY MORNING.
BOTH SOLUTIONS ARE PEGGING SOME FRONTOGENETICAL FORCING RIGHT ALONG
THE I-20 CORRIDOR BY MIDNIGHT WEDNESDAY NIGHT AND CONTINUING THROUGH
12Z THURSDAY. LOOKS LIKE THAT 32 DEGREE LINE WILL BE RIGHT ALONG THE
I-59 AND THE WET BULB ZERO LINE AS FAR SOUTH AS THE SELMA TO
LAFAYETTE BY 6Z. BY 12Z...THE WET BULB ZERO LINE MAY BE SOUTH OF THE
AREA.
THIS IS DEFINITELY A FORECAST THAT NEEDS TO BE MONITORED AND
WILL HAVE THE POTENTIAL FOR A SIGNIFICANT SNOW EVENT FOR CENTRAL
ALABAMA AND POINTS NORTH.BEHIND THIS SYSTEM...BITTER ARCTIC AIR WILL ONCE AGAIN FILTER INTO
THE AREA...WITH POSSIBLY THE COLDEST TEMPERATURES THIS SEASON. FEEL
AS THOUGH NUMERICAL MODELS WILL CONTINUE TO STRUGGLE WITH
TEMPERATURES AND WILL CONTINUE TO BE WELL BELOW GUIDANCE FOR THE
THURSDAY THROUGH SATURDAY TIME PERIODS.
IF WE DO GET ANY SNOW COVER
FROM THE EVENT WEDNESDAY NIGHT/THURSDAY THEN THESE TEMPERATURES MAY
NOT BE LOW ENOUGH. STAY TUNED AS THIS SYSTEM WILL LIKELY TAKE MANY
TURNS AND SWERVES OVER THE NEXT FEW DAYS.
My forecast:
Wednesday Night...Snow or rain likely. Lows in the upper 20s. Chance of precipitation 60 percent.
Thursday...Colder...cloudy. Chance of snow in the morning...then slight chance of snow in the afternoon. Highs in the mid 30s. Chance of snow 40 percent.
Thursday Night...Colder. Mostly cloudy. Lows around 14. Wind chill readings around 2 below.
Friday...Partly cloudy. Highs in the lower 30s. Wind chill readings around zero.

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
620 AM CST SAT FEB 5 2011
ALZ011>015-017>050-071200-
AUTAUGA-BARBOUR-BIBB-BLOUNT-BULLOCK-CALHOUN-CHAMBERS-CHEROKEE-
CHILTON-CLAY-CLEBURNE-COOSA-DALLAS-ELMORE-ETOWAH-FAYETTE-GREENE-HALE-
JEFFERSON-LAMAR-LEE-LOWNDES-MACON-MARENGO-MARION-MONTGOMERY-PERRY-
PICKENS-PIKE-RANDOLPH-RUSSELL-SHELBY-ST CLAIR-SUMTER-TALLADEGA-
TALLAPOOSA-TUSCALOOSA-WALKER-WINSTON-
620 AM CST SAT FEB 5 2011
THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE
NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM.
.DAY ONE...TODAY AND TONIGHT.
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.
THERE IS A CHANCE OF SNOW IN CENTRAL ALABAMA LATE WEDNESDAY NIGHT
AND INTO THURSDAY. COMPUTER MODELS ARE BEGINNING TO AGREE ON THIS
SOLUTION...AND CONFIDENCE IS INCREASING. HOWEVER...THE EXTENT OF THE
COLDER AIR IS STILL QUESTIONABLE...AND WILL NEED TO BE CLOSELY
WATCHED OVER THE NEXT FEW DAYS.
BEHIND THIS SYSTEM...A BITTERLY COLD AIRMASS IS EXPECTED TO MOVE
INTO THE SOUTHEAST. HARD FREEZES ARE POSSIBLE BOTH FRIDAY AND
SATURDAY MORNINGS.
.SPOTTER INFORMATION STATEMENT...
ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT MAY BECOME
NECESSARY ON WEDNESDAY DUE TO THE POSSIBILITY OF SNOW.
$$