Alert archive / Alabama / Winter Storm Warnings in 2011

Winter Storm Warning 1, NWS Huntsville, AL

January 8, 201111 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee

NWS Huntsville, AL issued this winter storm warning at Jan 8, 2011, 8:17 PM CST for 11 counties in Alabama; Franklin County, Lincoln County, Moore County, Tennessee. It took effect at Jan 9, 2011, 6:00 PM CST. It was in force for 20 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jan 8, 2011, 8:17 PM CST (02:17 UTC)
In effect from
Jan 9, 2011, 6:00 PM CST
Expired
Jan 10, 2011, 1:59 PM CST
In force
20 hr
Issued by
NWS Huntsville, AL

Counties Colbert County, AL, Cullman County, AL, DeKalb County, AL, Franklin County, AL, Jackson County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marshall County, AL, Morgan County, AL, Franklin County, TN, Lincoln County, TN, Moore County, TN

The radar

The Northeast Alabama radar (KHTX), 69 km from the middle of the area, began a volume at 02:22 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 9, 6:30 PM CSTSNOW 0Cullman, ALPRECIPITATION HAS CHANGED TO MOSTLY SNOW IN CULLMAN. A DUSTING OF SLEET AND SNOW WAS REPORTED ON GRASS AND METAL SURFACES.
Jan 9, 6:40 PM CSTHEAVY SNOW 0West Point, ALSNOWING HEAVILY...AND SNOW HAS WHITENED THE GROUND.
Jan 9, 6:59 PM CSTSLEET 0Albertville, ALSLEET/FREEZING RAIN MIX IN ALBERTVILLE AND BOAZ AREAS
Jan 9, 6:59 PM CSTSNOW 0Guntersville, ALLIGHT SNOW STARTING IN GUNTERSVILLE
Jan 9, 7:00 PM CSTSNOW 02 Nw Hartselle, ALMODERATE SNOW NEAR HARTSELLE...PRODUCING A DUSTING ON THE GROUND.
Jan 9, 7:05 PM CSTSLEET 04 Ene Boaz, ALMODERATE SLEET IN ARONEY AND KILPATRICK COMMUNITIES.
Jan 9, 7:20 PM CSTHEAVY SLEET 0Arab, ALSTARTING TO COVER THE GROUND...EXACT AMOUNT UNKNOWN
Jan 9, 7:20 PM CSTSNOW 0Decatur, ALLIGHT SNOW BEGINNING TO FALL
Jan 9, 7:20 PM CSTHEAVY SNOW 0Eva, ALHEAVY SLEET/SNOW MIX...BEGINNING TO COVER THE GROUND
Jan 9, 7:20 PM CSTSNOW 0Moulton, ALSNOW BEGINNING TO FALL
Jan 9, 7:25 PM CSTSNOW 0Owens Crossroads, ALLIGHT SNOW/FLURRIES BEGINNING FROM OWENS CROSSROADS PD
Jan 9, 7:30 PM CSTSNOW 0Hartselle, ALSNOW STILL FAIRLY LIGHT...BUT A DUSTING COVERING MOST CONCRETE AND GRASSY SURFACES. ROADS JUST WET AT THIS TIME.
Jan 9, 7:32 PM CSTSNOW 0.83 Sw Phil Campbell, ALACCUMULATION OVER 2 HOURS...AND ON ELEVATED TABLE/DECK.
Jan 9, 7:36 PM CSTSLEET 0Collinsville, ALSLEET ACCUMULATING ON VEHICLES
Jan 9, 7:47 PM CSTSLEET 05 N Owens Crossroads, ALSLEET IN HAMPTON COVE AREA. ROADS PASSABLE BUT HAVE SLICK SPOTS.
Jan 9, 7:57 PM CSTSLEET 0Rainsville, ALSLEET BEGINNING TO FALL
Jan 9, 7:57 PM CSTSNOW 0Huntsville, ALSNOW SHOWER IN DOWNTOWN HUNTSVILLE. NO ACCUMULATION AT THIS TIME.
Jan 9, 8:08 PM CSTSLEET 0Sylvania, ALSLEET BEGINNING TO FALL
Jan 9, 8:15 PM CSTSLEET 0Arab, ALMINOR ACCUMULATIONS REPORTED ON ELEVATED SURFACES. SOME ICING OCCURRING ON ROADS IN THE SOUTHERN HALF OF MARSHALL COUNTY.
Jan 9, 8:24 PM CSTHEAVY SNOW 05 S Falkville, ALINTERSTATE 65 SNOW-COVERED AT MILE MARKER 314 NEAR THE CULLMAN-MORGAN COUNTY LINE. DRIVING CONDITIONS DESCRIBED AS TREACHEROUS.
Jan 9, 8:28 PM CSTSNOW 0Cherokee, ALHEAVIER SNOW SHOWER OCCURRING...SNOW ACCUMULATING ON CARS AND ELEVATED SURFACES.
Jan 9, 8:35 PM CSTSNOW 0Florence, ALINTERMITTENT SNOWFALL JUST NOW OCCURRING
Jan 9, 8:35 PM CSTHEAVY SNOW 0.6Moulton, AL1/2 TO 3/4 INCH OF SNOW ESTIMATED IN MOULTON. ROADS BECOMING SNOW-COVERED AND SNOWING HEAVILY.
Jan 9, 8:38 PM CSTSNOW 0Collinsville, ALPRECIPITATION NOW ALL SNOW IN THE SOUTHERN HALF OF DEKALB COUNTY. SNOW BEGINNING TO COVER ROADS IN COLLINSVILLE AREA.
Jan 9, 8:41 PM CSTSNOW 1Cullman, AL
Jan 9, 8:45 PM CSTSNOW 2.23 Sw Phil Campbell, ALSNOW COVERING GRASS AND PAVED SURFACES
Jan 9, 8:49 PM CSTHEAVY SNOW 111 W Good Hope, ALACCUMULATIONS EVEN ON PAVED SURFACES
Jan 9, 8:49 PM CSTSNOW 1.5Littleville, ALUS HWY 43 BECOMING SNOW COVERED AND SLICK
Jan 9, 9:07 PM CSTSNOW 0Hartselle, ALALL ROADS IN HARTSELLE INCLUDING US HWY 31 AND AL HWY 36 SNOW COVERED UP TO 0.5 INCHES. MULTIPLE CARS IN DITCHES. AL HWY 157 EXTREMELY HAZARDOUS.
Jan 9, 9:08 PM CSTSNOW 25 E Cherokee, AL
Jan 9, 9:09 PM CSTSNOW 1West Point, ALROADS IN THE VICINITY DETERIORATING QUICKLY
Jan 9, 9:11 PM CSTSNOW 1.2Arab, AL1 1/4 INCHES OF SNOW WIDESPREAD IN THE SOUTHERN HALF OF MARSHALL COUNTY. BLOWING SNOW AND NEAR-WHITEOUT CONDITIONS ALSO REPORTED.
Jan 9, 9:15 PM CSTHEAVY SNOW 32 Nw Hartselle, ALSNOW ACCUMULATING ON ROADS
Jan 9, 9:15 PM CSTHEAVY SNOW 3Red Bay, AL
Jan 9, 9:19 PM CSTHEAVY SNOW 2.83 Sw Phil Campbell, AL
Jan 9, 9:24 PM CSTSNOW 0Scottsboro, ALSNOW JUST NOW BEGINNING TO FALL IN SCOTTSBORO
Jan 9, 9:30 PM CSTHEAVY SNOW 12 Wsw Killen, AL
Jan 9, 9:30 PM CSTHEAVY SNOW 23 N Holly Pond, ALBLOWING AND DRIFTING SNOW
Jan 9, 9:30 PM CSTHEAVY SNOW 2.58 E Moulton, AL
Jan 9, 9:30 PM CSTSNOW 3Russellville, ALMEASURED ON GRAVEL SURFACE. ROADS VERY TREACHEROUS IN THE CITY. TEMP 24 DEGREES.
Jan 9, 9:34 PM CSTHEAVY SNOW 3.23 Sw Phil Campbell, AL
Jan 9, 9:44 PM CSTHEAVY SNOW 3Moulton, AL
Jan 9, 9:45 PM CSTHEAVY SNOW 1Florence, ALDOWNTOWN FLORENCE ROADS BECOMING HAZARDOUS...SOME ROADS IMPASSABLE WITH MULTIPLE CARS OFF THE ROADWAYS.
Jan 9, 9:45 PM CSTHEAVY SNOW 1.93 Se Madison, AL
Jan 9, 9:45 PM CSTHEAVY SNOW 2.5Hartselle, AL
Jan 9, 9:52 PM CSTHEAVY SNOW 1Meridianville, AL
Jan 9, 9:56 PM CSTHEAVY SNOW 26 Se Huntsville, AL
Jan 9, 10:00 PM CSTHEAVY SNOW 1.511 W Good Hope, AL
Jan 9, 10:00 PM CSTHEAVY SNOW 2Eva, AL
Jan 9, 10:03 PM CSTHEAVY SNOW 1.54 Wnw Huntsville, AL
Jan 9, 10:10 PM CSTHEAVY SNOW 24 Se Harvest, AL
Jan 9, 10:10 PM CSTHEAVY SNOW 2Killen, AL
Jan 9, 10:10 PM CSTHEAVY SNOW 43 Sw Phil Campbell, AL
Jan 9, 10:15 PM CSTHEAVY SNOW 1.81 Nne Madison, AL
Jan 9, 10:15 PM CSTHEAVY SNOW 32 Wsw Killen, AL1-2 INCH PER HOUR RATES
Jan 9, 10:30 PM CSTHEAVY SNOW 21 Nw Huntsville, ALALSO...THUNDERSNOW OBSERVED AT NWS OFFICE ON UAH CAMPUS.
Jan 9, 10:30 PM CSTHEAVY SNOW 58 W Cherokee, ALZERO VISIBILITY
Jan 9, 10:40 PM CSTHEAVY SNOW 45 N Madison, AL
Jan 9, 10:40 PM CSTHEAVY SNOW 5Moulton, AL
Jan 9, 10:42 PM CSTHEAVY SNOW 63 Nnw Cullman, AL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 2.3 hours before the alert went out and 159 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Nashville Metro, TN at 00:00Z on 2011-01-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Nashville Metro, TN at 00:00Z on 2011-01-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 square meters per square second.1939587897117136156Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1222 m above ground
0-6 km bulk shear
103 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
39 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

923 
WWUS44 KHUN 090217
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
817 PM CST SAT JAN 8 2011

...SIGNIFICANT WINTER STORM EXPECTED TO IMPACT THE AREA SUNDAY
AFTERNOON AND INTO MONDAY...

A STORM SYSTEM MOVING ALONG THE GULF COAST SUNDAY AFTERNOON AND
MONDAY WILL COMBINE WITH ABUNDANT MOISTURE AND COLD AIR TO PRODUCE
HEAVY SNOW ACROSS THE TENNESSEE VALLEY.

ALZ001>010-016-TNZ076-096-097-091100-
/O.UPG.KHUN.WS.A.0001.110109T2100Z-110111T0000Z/
/O.NEW.KHUN.WS.W.0001.110110T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
817 PM CST SAT JAN 8 2011

...WINTER STORM WARNING IN EFFECT FROM 6 PM SUNDAY TO 6 PM CST
MONDAY...

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A WINTER
STORM WARNING FOR SNOW...WHICH IS IN EFFECT FROM 6 PM SUNDAY TO 6 PM
CST MONDAY. THIS REPLACES THE WINTER STORM WATCH...WHICH IS NO
LONGER IN EFFECT.

* TIMING AND AREAS AFFECTED: SNOW WILL BEGIN AROUND 6 PM SUNDAY
  ACROSS NORTHWEST ALABAMA AND CULLMAN COUNTY...AND QUICKLY SPREAD
  OVER THE REST OF THE AREA BY MIDNIGHT. HEAVY SNOW WILL CONTINUE
  INTO MONDAY MORNING BEFORE TAPING OFF MONDAY AFTERNOON. THE SNOW
  MAY CHANGE TO LIGHT SLEET OR FREEZING RAIN MONDAY AFTERNOON AND
  EVENING.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE EXPECTED.

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY SNOWFALL
  MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS HAZARDOUS. A
  PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE MONDAY AFTERNOON AND
  EVENING...WHICH COULD CREATE A THIN LAYER OF ICE ATOP ANY EXISTING
  SNOWFALL.

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH MANY
  ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL ON MONDAY
  WILL LIKELY BE DIFFICULT AT BEST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...FOOD...AND
WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

BCC
11 follow-up statements
648 
WWUS44 KHUN 091258
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
658 AM CST SUN JAN 9 2011

...SIGNIFICANT WINTER STORM EXPECTED TO IMPACT THE AREA SUNDAY
AFTERNOON AND INTO MONDAY...

A STORM SYSTEM MOVING ALONG THE GULF COAST SUNDAY AFTERNOON AND
MONDAY WILL COMBINE WITH ABUNDANT MOISTURE AND COLD AIR TO
PRODUCE HEAVY SNOW ACROSS THE TENNESSEE VALLEY.

ALZ001>010-016-TNZ076-096-097-092200-
/O.CON.KHUN.WS.W.0001.110110T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
658 AM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY. 

* TIMING AND AREAS AFFECTED: SNOW WILL BEGIN AROUND 6 PM SUNDAY 
  ACROSS NORTHWEST ALABAMA AND CULLMAN COUNTY...AND QUICKLY 
  SPREAD OVER THE REST OF THE AREA BY MIDNIGHT. HEAVY SNOW WILL 
  CONTINUE INTO MONDAY MORNING BEFORE TAPING OFF MONDAY 
  AFTERNOON. THE SNOW MAY CHANGE TO LIGHT SLEET OR FREEZING RAIN 
  MONDAY AFTERNOON AND EVENING. 

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED.

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS 
  HAZARDOUS. A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH COULD CREATE A THIN LAYER 
  OF ICE ATOP ANY EXISTING SNOWFALL. 

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH 
  MANY ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL 
  ON MONDAY WILL LIKELY BE DIFFICULT AT BEST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
322 
WWUS44 KHUN 091309 AAA
WSWHUN

URGENT - WINTER WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
709 AM CST SUN JAN 9 2011

...SIGNIFICANT WINTER STORM EXPECTED TO IMPACT THE AREA THIS
EVENING INTO MONDAY...

A STORM SYSTEM MOVING ALONG THE GULF COAST THIS EVENING AND MONDAY
WILL COMBINE WITH ABUNDANT MOISTURE AND COLD AIR TO PRODUCE HEAVY
SNOW ACROSS THE TENNESSEE VALLEY.

ALZ001>010-016-TNZ076-096-097-092100-
/O.CON.KHUN.WS.W.0001.110110T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
709 AM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY...

A WINTER STORM WARNING FOR SNOW...REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO 6 PM CST MONDAY.

* TIMING AND AREAS AFFECTED: SNOW WILL BEGIN AROUND 6 PM SUNDAY 
  ACROSS NORTHWEST ALABAMA AND CULLMAN COUNTY...AND QUICKLY 
  SPREAD OVER THE REST OF THE AREA BY MIDNIGHT. HEAVY SNOW WILL 
  CONTINUE INTO MONDAY MORNING BEFORE TAPING OFF MONDAY 
  AFTERNOON. THE SNOW MAY CHANGE TO LIGHT SLEET OR FREEZING RAIN 
  MONDAY AFTERNOON AND EVENING. 

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE 
  EXPECTED. 

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS 
  HAZARDOUS. A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH COULD CREATE A THIN LAYER 
  OF ICE ATOP ANY EXISTING SNOWFALL. 

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH 
  MANY ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL 
  ON MONDAY WILL LIKELY BE DIFFICULT AT BEST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
346 
WWUS44 KHUN 092023
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
223 PM CST SUN JAN 9 2011

...SIGNIFICANT WINTER STORM EXPECTED TO IMPACT THE AREA THIS
EVENING INTO MONDAY...

A STORM SYSTEM MOVING ALONG THE GULF COAST TONIGHT AND MONDAY WILL
COMBINE WITH ABUNDANT MOISTURE AND COLD AIR TO PRODUCE HEAVY SNOW
ACROSS THE TENNESSEE VALLEY.

ALZ001>010-016-TNZ076-096-097-100600-
/O.CON.KHUN.WS.W.0001.110110T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
223 PM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY...

* TIMING AND AREAS AFFECTED: SNOW WILL BEGIN AROUND 6 PM ACROSS
  NORTHWEST ALABAMA AND CULLMAN COUNTY...AND QUICKLY SPREAD OVER THE
  REST OF THE AREA BY MIDNIGHT. HEAVY SNOW WILL CONTINUE INTO MONDAY
  MORNING BEFORE TAPING OFF MONDAY AFTERNOON. THE SNOW MAY CHANGE TO
  LIGHT SLEET OR FREEZING RAIN MONDAY AFTERNOON AND EVENING.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE
  EXPECTED...WITH THE HEAVIEST SNOWFALL AMOUNTS NORTH OF THE
  TENNESSEE RIVER.

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS 
  HAZARDOUS. A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH COULD CREATE A THIN LAYER 
  OF ICE ATOP ANY EXISTING SNOWFALL. 

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH 
  MANY ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL 
  ON MONDAY WILL LIKELY BE DIFFICULT AT BEST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
044 
WWUS44 KHUN 092219 CCA
WSWHUN

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
418 PM CST SUN JAN 9 2011

...SIGNIFICANT WINTER STORM EXPECTED TO IMPACT THE AREA THIS
EVENING INTO MONDAY...

A STORM SYSTEM MOVING ALONG THE GULF COAST TONIGHT AND MONDAY WILL
COMBINE WITH ABUNDANT MOISTURE AND COLD AIR TO PRODUCE HEAVY SNOW
ACROSS THE TENNESSEE VALLEY.

ALZ001>010-016-TNZ076-096-097-100815-
/O.COR.KHUN.WS.W.0001.110110T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
418 PM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM CST MONDAY...

* TIMING AND AREAS AFFECTED: SNOW WILL BEGIN AROUND 6 PM ACROSS
  NORTHWEST ALABAMA AND CULLMAN COUNTY...AND QUICKLY SPREAD OVER THE
  REST OF THE AREA BY MIDNIGHT. HEAVY SNOW WILL CONTINUE INTO MONDAY
  MORNING BEFORE TAPERING OFF MONDAY AFTERNOON. THE SNOW MAY CHANGE
  TO LIGHT SLEET OR FREEZING RAIN MONDAY AFTERNOON AND EVENING.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE
  EXPECTED...WITH THE HEAVIEST SNOWFALL AMOUNTS NORTH OF THE
  TENNESSEE RIVER.

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS 
  HAZARDOUS. A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH COULD CREATE A THIN LAYER 
  OF ICE ATOP ANY EXISTING SNOWFALL. 

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH 
  MANY ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL 
  ON MONDAY WILL LIKELY BE DIFFICULT AT BEST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
884 
WWUS44 KHUN 100029
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
629 PM CST SUN JAN 9 2011

...SIGNIFICANT WINTER STORM UNDERWAY FOR THE TENNESSEE VALLEY...

.LOW PRESSURE MOVING ALONG THE NORTHERN GULF COAST WILL BRING
ABUNDANT MOISTURE TO THE REGION...WHICH WILL COMBINE WITH COLD ARCTIC
AIR TO BRING SNOW TO NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE
TENNESSEE. SNOW IS BEGINNING TO MOVE INTO THE REGION EARLY THIS
EVENING...AND PERIODS OF MODERATE TO HEAVY SNOW ARE EXPECTED
OVERNIGHT. SNOW WILL FINALLY TAPER MONDAY AFTERNOON AS THE LOW
PRESSURE MOVES OFF TO THE EAST...BUT A PERIOD OF LIGHT FREEZING RAIN
OR FREEZING DRIZZLE IS POSSIBLE MONDAY AFTERNOON AND EVENING.

ALZ001>010-016-TNZ076-096-097-101000-
/O.CON.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
629 PM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* TIMING AND AREAS AFFECTED: SNOW IS ALREADY SPREADING ACROSS NORTH
  ALABAMA...AND WILL SPREAD INTO SOUTHERN MIDDLE TENNESSEE BY 10 PM
  THIS EVENING. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP AROUND
  MIDNIGHT AND CONTINUE THROUGH THE OVERNIGHT HOURS. PERIODS OF SNOW
  WILL CONTINUE UNTIL MONDAY AFTERNOON. AS THE SNOW TAPERS OFF...IT
  MAY CHANGE TO LIGHT FREEZING RAIN OR FREEZING DRIZZLE.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 4 TO 7 INCHES ARE EXPECTED.
  THE HEAVIEST SNOWFALL AMOUNTS ARE LIKELY NORTH OF THE TENNESSEE
  RIVER.

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL MAY REDUCE VISIBILITY...MAKING DRIVING CONDITIONS 
  HAZARDOUS. A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH COULD CREATE A THIN LAYER 
  OF ICE ATOP ANY EXISTING SNOWFALL. 

* IMPACTS: TRAVEL WILL DETERIORATE QUICKLY SUNDAY EVENING...WITH 
  MANY ROADWAYS LIKELY BECOMING SNOW COVERED OVERNIGHT. TRAVEL 
  ON MONDAY WILL LIKELY BE DIFFICULT AT BEST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

BCC
983 
WWUS44 KHUN 100348
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
948 PM CST SUN JAN 9 2011

...HEAVY SNOW IMPACTING THE TENNESSEE VALLEY...

.LOW PRESSURE MOVING ALONG THE NORTHERN GULF COAST IS BRINGING ABUNDANT
MOISTURE TO THE REGION...WHICH HAS COMBINED WITH ARCTIC AIR TO BRING
SNOW TO NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE TENNESSEE.
PERIODS OF MODERATE TO HEAVY SNOW ARE OCCURRING...AND WILL CONTINUE
THROUGH MONDAY MORNING. SNOW WILL FINALLY TAPER MONDAY AFTERNOON AS
THE LOW PRESSURE MOVES OFF TO THE EAST...BUT A PERIOD OF LIGHT
FREEZING RAIN OR FREEZING DRIZZLE IS POSSIBLE MONDAY AFTERNOON AND
EVENING.

ALZ001>010-016-TNZ076-096-097-101000-
/O.CON.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
948 PM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* TIMING AND AREAS AFFECTED: MODERATE TO HEAVY SNOW WILL CONTINUE
  ACROSS MUCH OF NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE
  TENNESSEE THROUGH MONDAY MORNING. THE SNOW WILL BEGIN TO DECREASE
  IN INTENSITY BY MIDDAY MONDAY...THEN MAY CHANGE OVER TO LIGHT
  FREEZING RAIN OR DRIZZLE BY MONDAY EVENING.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 6 TO 8 INCHES ARE 
  EXPECTED. THE HEAVIEST SNOWFALL AMOUNTS ARE LIKELY NORTH OF 
  THE TENNESSEE RIVER. 

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY SNOWFALL
  WILL REDUCE VISIBILITY AT TIMES...MAKING DRIVING CONDITIONS EVEN
  MORE HAZARDOUS. THUNDERSTORMS MAY ALSO DEVELOP WITHIN HEAVIER SNOW
  BANDS...CREATING VERY HEAVY SNOW BURSTS THAT PRODUCE NEAR ZERO
  VISIBILITY.

  IN ADDITION...A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE
  MONDAY AFTERNOON AND EVENING...WHICH WOULD CREATE A THIN LAYER OF
  ICE ATOP ANY EXISTING SNOWFALL.

* IMPACTS: TRAVEL IS STRONGLY DISCOURAGED ACROSS NORTH ALABAMA
  TONIGHT. SOME COUNTIES HAVE ALREADY MANDATED TRAVEL ONLY IN
  EMERGENCIES. WITH ADDITIONAL MODERATE TO HEAVY SNOW EXPECTED
  OVERNIGHT...TRAVEL WILL REMAIN VERY DIFFICULT WELL INTO MONDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
971 
WWUS44 KHUN 100455
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1055 PM CST SUN JAN 9 2011

...HEAVY SNOW IMPACTING THE TENNESSEE VALLEY...
...DANGEROUS ROAD CONDITIONS ACROSS THE ENTIRE REGION...

.LOW PRESSURE MOVING ALONG THE NORTHERN GULF COAST IS BRINGING
ABUNDANT MOISTURE TO THE REGION...WHICH HAS COMBINED WITH ARCTIC
AIR TO BRING SNOW TO NORTH ALABAMA AND PORTIONS OF SOUTHERN
MIDDLE TENNESSEE. PERIODS OF MODERATE TO HEAVY SNOW ARE
OCCURRING...WITH OCCASIONAL THUNDER SNOW REPORTED. THIS WILL
CONTINUE THROUGH MONDAY MORNING. SNOW WILL FINALLY TAPER MONDAY
AFTERNOON AS THE LOW PRESSURE MOVES OFF TO THE EAST...BUT A PERIOD OF
LIGHT FREEZING RAIN OR FREEZING DRIZZLE IS POSSIBLE MONDAY AFTERNOON
AND EVENING.

ALZ001>010-016-TNZ076-096-097-101200-
/O.CON.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
1055 PM CST SUN JAN 9 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST MONDAY...

* TIMING AND AREAS AFFECTED: MODERATE TO HEAVY SNOW WILL CONTINUE
  ACROSS MUCH OF NORTH ALABAMA AND PORTIONS OF SOUTHERN MIDDLE
  TENNESSEE THROUGH MONDAY MORNING. THE SNOW WILL BEGIN TO DECREASE
  IN INTENSITY BY MIDDAY MONDAY...THEN MAY CHANGE OVER TO LIGHT
  FREEZING RAIN OR DRIZZLE BY MONDAY EVENING.

* ACCUMULATIONS: SNOW ACCUMULATIONS OF 8 TO 12 INCHES ARE EXPECTED. 

* OTHER HAZARDS: THE COMBINATION OF GUSTY WINDS AND HEAVY 
  SNOWFALL WILL REDUCE VISIBILITY AT TIMES...MAKING DRIVING 
  CONDITIONS EVEN MORE HAZARDOUS. THUNDERSTORMS MAY ALSO DEVELOP 
  WITHIN HEAVIER SNOW BANDS...CREATING VERY HEAVY SNOW BURSTS 
  THAT PRODUCE NEAR ZERO VISIBILITY. 

  IN ADDITION...A PERIOD OF FREEZING RAIN OR DRIZZLE IS POSSIBLE 
  MONDAY AFTERNOON AND EVENING...WHICH WOULD CREATE A THIN LAYER OF
  ICE ATOP ANY EXISTING SNOWFALL.

* IMPACTS: MOST COUNTIES IN NORTH ALABAMA HAVE CLOSED ALL ROADWAYS TO
  NON-EMERGENCY TRAVEL. THIS IS A DANGEROUS SITUATION...DO NOT TRAVEL
  IF YOU DO NOT HAVE TO! WITH ADDITIONAL MODERATE TO HEAVY SNOW
  EXPECTED OVERNIGHT...TRAVEL WILL REMAIN VERY DIFFICULT WELL INTO
  MONDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
918 
WWUS44 KHUN 100940
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
340 AM CST MON JAN 10 2011

...LIGHT TO MODERATE SNOW IMPACTING THE TENNESSEE VALLEY...
...HAZARDOUS ROAD CONDITIONS CONTINUE ACROSS THE ENTIRE REGION...

.SURFACE LOW PRESSURE WILL MOVE EAST-NORTHEASTWARD ACROSS THE
NORTHERN GULF COAST AND NORTH FLORIDA THROUGHOUT THE DAY. THIS
SYSTEM WILL SPREAD MOISTURE NORTHWARD OVER A COLD AIR MASS IN PLACE
AT THE SURFACE ACROSS THE TENNESSEE VALLEY...RESULTING IN A
CONTINUATION OF WINTRY PRECIPITATION OVER THE REGION. LIGHT TO
MODERATE SNOW WILL PERSIST THROUGH THE MORNING HOURS...BEFORE
TAPERING TO FLURRIES BY AFTERNOON. HOWEVER...A PERIOD OF LIGHT
FREEZING RAIN OR FREEZING DRIZZLE IS POSSIBLE MONDAY AFTERNOON
THROUGH TUESDAY.

ALZ001>010-016-TNZ076-096-097-102100-
/O.CON.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
340 AM CST MON JAN 10 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING. 

* ACCUMULATIONS: STORM TOTAL SNOW ACCUMULATIONS OF 8 TO 12 INCHES ARE
  EXPECTED. 
 
* OTHER HAZARDS: GUSTY NORTHEAST WINDS WILL LEAD TO BLOWING SNOW
  TODAY...WHICH MAY REDUCE VISIBILITY AT TIMES AND MAKING DRIVING
  CONDITIONS EVEN MORE HAZARDOUS.

  ADDITIONALLY...A PERIOD OF LIGHT FREEZING RAIN OR FREEZING DRIZZLE
  IS POSSIBLE FROM MONDAY AFTERNOON THROUGH TUESDAY...WHICH WOULD
  CREATE A THIN LAYER OF ICE ATOP ANY EXISTING SNOWFALL.

* IMPACTS: MOST COUNTIES IN THE TENNESSEE VALLEY HAVE CLOSED ALL
  ROADWAYS TO NON-EMERGENCY TRAVEL. THIS IS A DANGEROUS SITUATION...
  DO NOT TRAVEL IF YOU DO NOT HAVE TO! WITH LIGHT TO MODERATE SNOW
  EXPECTED TO CONTINUE THROUGHOUT THE MORNING...AND FREEZING RAIN OR
  FREEZING DRIZZLE POSSIBLE FROM MONDAY AFTERNOON THROUGH TUESDAY...
  TRAVEL WILL REMAIN HAZARDOUS THROUGH THE MIDDLE OF THE WEEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
148 
WWUS44 KHUN 101016 CCA
WSWHUN

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
406 AM CST MON JAN 10 2011

...LIGHT TO MODERATE SNOW IMPACTING THE TENNESSEE VALLEY...
...HAZARDOUS ROAD CONDITIONS CONTINUE ACROSS THE ENTIRE REGION...

.SURFACE LOW PRESSURE WILL MOVE EAST-NORTHEASTWARD ACROSS THE
NORTHERN GULF COAST AND NORTH FLORIDA THROUGHOUT THE DAY. THIS
SYSTEM WILL SPREAD MOISTURE NORTHWARD OVER A COLD AIR MASS IN PLACE
AT THE SURFACE ACROSS THE TENNESSEE VALLEY...RESULTING IN A
CONTINUATION OF WINTRY PRECIPITATION OVER THE REGION. LIGHT TO
MODERATE SNOW WILL PERSIST THROUGH THE MORNING HOURS...BEFORE
TAPERING TO FLURRIES BY AFTERNOON. HOWEVER...A PERIOD OF LIGHT
FREEZING RAIN OR FREEZING DRIZZLE IS POSSIBLE MONDAY AFTERNOON.

ALZ001>010-016-TNZ076-096-097-102145-
/O.COR.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
406 AM CST MON JAN 10 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING.

* TIMING AND AREAS AFFECTED: LIGHT TO MODERATE SNOW WILL CONTINUE
  ACROSS NORTHEASTERN ALABAMA AND PORTIONS OF SOUTHERN MIDDLE
  TENNESSEE THROUGH SUNRISE. PRECIPITATION MAY TRANSITION TO LIGHT
  FREEZING RAIN OR FREEZING DRIZZLE THIS AFTERNOON.

* ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS OF 1 TO 3 INCHES ARE
  POSSIBLE ACROSS SOUTHERN MIDDLE TENNESSEE AND FAR NORTHEASTERN
  ALABAMA....WITH ACCUMULATIONS ACROSS THE REMAINDER OF THE AREA LESS
  THAN ONE HALF OF AN INCH. THIS WILL BRING STORM TOTAL SNOW
  ACCUMULATIONS INTO THE 8 TO 12 INCH RANGE.

* IMPACTS: MOST COUNTIES IN THE TENNESSEE VALLEY HAVE ROADS THAT ARE
  IMPASSABLE...AND NUMEROUS ROADS ARE LIMITED TO EMERGENCY VEHICLES
  ONLY. THIS IS A DANGEROUS SITUATION... DO NOT TRAVEL IF YOU DO NOT
  HAVE TO! WITH LIGHT TO MODERATE SNOW EXPECTED TO CONTINUE
  THROUGHOUT THE MORNING...AND FREEZING RAIN OR FREEZING DRIZZLE
  POSSIBLE THIS AFTERNOON...TRAVEL WILL REMAIN HAZARDOUS THROUGH
  TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
277 
WWUS44 KHUN 101415
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
815 AM CST MON JAN 10 2011

...PRECIPITATION COMING TO AN END BUT ROADS REMAIN IMPASSABLE AND
DANGEROUS ACROSS THE TENNESSEE VALLEY... 

.A MIX OF LIGHT SNOW...SLEET AND FREEZING DRIZZLE WILL PERSIST
THROUGH AT LEAST MIDDAY AS A LOW PRESSURE SYSTEM CONTINUES TO DEPART
THE TENNESSEE VALLEY. ADDITIONAL ACCUMULATIONS WILL BE MINOR...BUT
ROAD CONDITIONS WILL BE TREACHEROUS...ESPECIALLY SECONDARY ROADS
ACROSS RURAL COUNTIES. REPORTS OF 6 TO 14 INCHES OF SNOW HAVE BEEN
SEEN ACROSS NORTH ALABAMA AND SOUTHERN MIDDLE TENNESSEE.

ALZ001>010-016-TNZ076-096-097-102215-
/O.CON.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
815 AM CST MON JAN 10 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...

* TIMING AND AREAS AFFECTED: LIGHT SNOW...MIXED WITH LIGHT SLEET OR
  FREEZING DRIZZLE...WILL CONTINUE ACROSS AREAS MAINLY ALONG AND
  EAST OF I-65 THIS MORNING.

* ACCUMULATIONS: ADDITIONAL SNOW ACCUMULATIONS UP TO 1 INCH ARE
  POSSIBLE...MAINLY EAST OF I-65. AREAS OF FREEZING DRIZZLE OR SLEET
  COULD CREATE A LIGHT GLAZE ON TOP OF THE EXISTING SNOWPACK.

* IMPACTS: MANY COUNTY ROADS ARE EITHER CLOSED ARE IMPASSABLE. TRAVEL
  IS STRONGLY DISCOURAGED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST OR HAVE OCCURRED THAT WILL MAKE TRAVEL DANGEROUS.
ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA
FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

&&

$$

DJN
894 
WWUS44 KHUN 101959
WSWHUN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE HUNTSVILLE AL
159 PM CST MON JAN 10 2011

ALZ001>010-016-TNZ076-096-097-111100-
/O.CAN.KHUN.WS.W.0001.000000T0000Z-110111T0000Z/
/O.NEW.KHUN.WW.Y.0001.110110T1959Z-110111T1200Z/
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
INCLUDING THE CITIES OF...FLORENCE...MUSCLE SHOALS...
RUSSELLVILLE...MOULTON...ATHENS...HUNTSVILLE...DECATUR...
GUNTERSVILLE...SCOTTSBORO...FORT PAYNE...CULLMAN...LYNCHBURG...
FAYETTEVILLE...WINCHESTER
159 PM CST MON JAN 10 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM CST TUESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN HUNTSVILLE HAS ISSUED A WINTER
WEATHER ADVISORY FOR LIGHT FREEZING DRIZZLE WHICH IS IN EFFECT UNTIL
6 AM CST TUESDAY. THE WINTER STORM WARNING HAS BEEN CANCELLED.

* ACCUMULATIONS: PATCHY FREEZING DRIZZLE WITH ACCUMULATIONS ONE
  TENTH OF AN INCH OR LESS WILL BE POSSIBLE ACROSS THE AREA TONIGHT.
  THERE COULD ALSO BE SOME LIGHT SNOW BUT NO SNOW ACCUMULATIONS ARE
  EXPECTED.

* IMPACTS: THE LIGHT PATCHY FREEZING DRIZZLE WILL CREATE A LIGHT
  GLAZE ON TOP OF THE EXISTING SNOWPACK MAKING FOR VERY DANGEROUS
  DRIVING CONDITIONS TONIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING
RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

&&


$$


SS

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Huntsville, AL wrote its last area forecast discussion before this winter storm warning went out at Jan 8, 8:10 PM CST, 7 minutes earlier.

Area forecast discussion, Jan 8, 8:10 PM CST, 7 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE HUNTSVILLE AL
810 PM CST SAT JAN 8 2011

.UPDATE...EVENING FCST UPDATE. FEW CHANGES NEEDED TO SHORT TERM.
UPGRADING WINTER STORM WATCH TO A WARNING FOR SUNDAY NIGHT/MONDAY.
&&

.DISCUSSION...
SKIES HAVE CLEARED OUT THIS EVENING ACROSS NRN AL/SRN MID TN WITH
THE DEPARTURE OF THE UPPER TROUGH AXIS. LIGHT NORTHERLY FLOW
CONTINUES AS HIGH PRESSURE BUILDS IN ACROSS THE UPPER/MID MISS
VALLEY...AND AIR TEMPS IN THE TEENS/DEWPOINTS IN THE SINGLE DIGITS
ARE POISED JUST TO THE NORTH OF THE TN-AL STATE LINE. MEANWHILE...
TO THE SW...WATER VAPOR INDICATES AN ELONGATED LOW/SHORTWAVE OVER NE
MEXICO/S TX...AND INCIPIENT SFC LOW OVER THE NRN MEXICO MTNS. THIS
WILL BE THE MAIN PLAYER IN AREA WX OVER THE NEXT 36-48 HRS.

LITTLE TO SPEAK OF IN THE SHORT TERM. SKIES MAY NOT BE PERFECTLY
CLEAR FOR MOST OF THE NIGHT...BUT ARRIVING ARCTIC AIR MASS AND MCLR
SKIES SHOULD STILL ALLOW TEMPS TO BOTTOM OUT IN THE MID-UPPER TEENS.
WILL MAKE A FEW MODIFICATIONS TO GRIDS/ZFP BUT CHGS WILL BE MINOR.

NOW A LOOK AT THE MAIN EVENT. 00Z MODEL DATA IS JUST NOW TRICKLING
IN...BUT SEE LITTLE REASON FOR THE FCST TO CHG SIGNIFICANTLY ATTM.
12-18Z MODELS WERE IN SURPRISINGLY GOOD AGREEMENT FOR MOISTURE
AVAILABILITY...INTENSE FORCING...AND TEMPERATURE PROFILES OVER THE
HUN CWFA. PERHAPS THE MOST REMARKABLE INDICATOR OF THIS IS IN THE
21Z SREF PROBABILITIES /QUANTITATIVE MEASURE OF MEMBER AGREEEMENT/.
THEY DO INDICATE MILD PTYPE UNCERTAINTY S OF THE TN RIVER...BUT SHOW
100 PCT CHANCE OF GREATER THAN 1 INCH SNOW...100 PCT GT 4 INCHES...
AND MORE THAN 40 PCT GT 8 INCHES IN NW AL /ALL UP FROM 15Z/. NOT TO
SAY ALL THIS WILL VERIFY...BUT IT IS DIFFICULT TO SEE A SCENARIO
WHERE A LG PART OF THE HUN CWFA WILL NOT SEE WARNING-CRITERIA SNOW
/2 INCHES IN 12HR OR 4 IN 24/. OPRNL MODEL QPF IS FAIRLY CONSISTENT
WITH 1/2 TO 3/4 INCH LIQUID BY 00Z TUESDAY...WHICH YIELDS AT LEAST A
4-7 INCH SNOW. MOST OF THAT WILL FALL LATE SUN NT/EARLY MON MORNING.
GIVEN INTENSITY OF FORCING AND MAYBE SOME ELEVATED INSTABILITY...
WILL NOT BE SHOCKED TO SEE MORE IF ALL THIS MATERIALIZES.

IF ANYTHING...TIMING...AND PTYPE CHANGEOVER ON THE BACK SIDE OF THE
SYSTEM ARE MOST UNCERTAIN. EXPECT SNOW TO BEGIN FALLING AROUND/JUST
AFTER 00Z AS PCPN GRADUALLY ERODES THE LOW-LVL DRY AIR. STILL LOOKS
LIKE A WINDOW FOR SNOW TO CHANGE TO SLEET OR FZG DRIZZLE AS CLOUD
TOPS DRY/WARM TO ABOVE -5C...AND PERHAPS A SMALL WARM NOSE OF 1-2C
DEVELOPS AROUND 850MB. IN FACT...CANNOT RULE OUT A MORE PROLONGED PD
OF FZG DRIZZLE MONDAY NIGHT AS THE SECONDARY TROUGH SWINGS THRU.

SO WILL BE UPGRADING THE WINTER STORM WATCH TO A WINTER STORM
WARNING...SUNDAY NIGHT AND MONDAY...FOR ALL OF HUN CWFA ALONG WITH
THE EVENING UPDATE.
&&

.AVIATION...UNCHANGED FROM 00Z...VFR CONDITIONS ARE EXPECTED THROUGH
00Z/10. CEILINGS WILL REMAIN AOA 8KFT AND WINDS OF AROUND 10KT WILL
GRADUALLY SHIFT AROUND TO THE NE THEN E. SNOW/LOW CIGS ARE NOT
EXPECTED TO IMPACT KHSV OR KMSL UNTIL APPROX 00Z AT THE EARLIEST.
&&

.PREV DISCUSSION...ISSUED 257 PM CST SAT JAN 8 2011...
WENT WITH A BLEND OF NAM/GFS BUT LEANING MORE TOWARDS THE GFS.

TUESDAY...MODEL SOUNDINGS SHOW COLD ENOUGH TO BE ALL SNOW FOR THE
MRNG/AFTN HOURS...ATTM NOT EXPECTING ANY ACCUMULATIONS SINCE MOISTURE
LOOKS VERY LIMITED. ALSO WENT AHEAD AND REMOVE ANY MENTION OF PCPN
FOR TUESDAY NIGHT...AS SFC LOW WILL BE WELL EAST OF THE AREA AND
UPPER FLOW NOW MORE ZONAL.

WEDNESDAY THRU FRIDAY...KEPT DRY THRU THIS TIMEFRAME AS LARGE SFC
HIGH BUILDS ACROSS THE AREA. MOS SHOWS A WARMING TREND ALSO BEGINNING
BUT THIS WILL DEPEND ON HOW MUCH/DEEP THE SNOW COVER IS. WENT AHEAD
AND KNOCKED A FEW DEGREES OFF THE TEMPS TO ACCOUNT FOR EXPECTED SNOW
COVER.

SATURDAY...ANOTHER UPPER WAVE/SFC CDFNT WILL APPROACH THE CWA WITH
MORE PCPN. FOR THE MOST PART ALL PCPN LOOKS TO BE LIQUID...HOWEVER
SATURDAY MRNG THE PCPN MAY START OUT BRIEFLY AS FREEZING RAIN. FOR
NOW THIS IS SO FAR OUT WILL LEAVE AS ALL RAIN.
&&

.HUN WATCHES/WARNINGS/ADVISORIES...
AL...WINTER STORM WARNING FROM 6 PM SUNDAY TO 6 PM CST MONDAY FOR
     THE FOLLOWING ZONES: COLBERT...CULLMAN...DEKALB...FRANKLIN...
     JACKSON...LAUDERDALE...LAWRENCE...LIMESTONE...MADISON...
     MARSHALL...MORGAN.

TN...WINTER STORM WARNING FROM 6 PM SUNDAY TO 6 PM CST MONDAY FOR
     THE FOLLOWING ZONES: FRANKLIN TN...LINCOLN...MOORE.

&&

DISCUSSION/AVIATION...BCC
PREV DISCUSSION...07
Hazardous weather outlook, Jan 8, 12:44 PM CST, 7 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HUNTSVILLE AL
1244 PM CST SAT JAN 8 2011

ALZ001>010-016-TNZ076-096-097-091100-
LAUDERDALE-COLBERT-FRANKLIN AL-LAWRENCE-LIMESTONE-MADISON-MORGAN-
MARSHALL-JACKSON-DEKALB-CULLMAN-MOORE-LINCOLN-FRANKLIN TN-
1244 PM CST SAT JAN 8 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH ALABAMA AND PORTIONS
OF SOUTHERN MIDDLE TENNESSEE.

.DAY ONE...TONIGHT...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY...

A STRONG WINTER STORM WILL BEGIN TO EFFECT THE AREA LATE SUNDAY
AFTERNOON AND INTO MONDAY WITH THE THREAT OF HEAVY SNOW. AT THE
MOMENT...4 TO 7 INCHES OF SNOW WILL BE POSSIBLE ACROSS THE ENTIRE
TENNESSEE VALLEY BEFORE TAPERING OFF MONDAY AFTERNOON.

FOR MORE INFORMATION...PLEASE REFER TO THE WINTER STORM WATCH THAT IS
IN EFFECT FOR SUNDAY AFTERNOON THROUGH MONDAY

.SPOTTER CALL TO ACTION STATEMENT...

FORMAL ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT
PERSONNEL IS NOT ANTICIPATED AT THIS TIME. HOWEVER...REPORTS OF
SNOWFALL ACCUMULATIONS ON SUNDAY INTO MONDAY ARE ENCOURAGED.

SS

Nearby

Winter Storm Warnings in Alabama, 2011Winter Storm Warnings in Tennessee, 2011Every winter storm warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.