PROGNOSTIC DISCUSSIONS FOR 6 TO 10 AND 8 TO 14 DAY OUTLOOKS NWS CLIMATE PREDICTION CENTER CAMP SPRINGS MD 300 PM EST FRI NOV 14 2003 6 TO 10 DAY OUTLOOK FOR NOV 20 - NOV 24 2003 . . . . . . . DETECTABLE DIFFERENCES IN BOTH THE PHASE AND AMPLITUDE OF THE SHORT WAVES APPEARED BY DAY 3... AND CONTINUED TO GROW THROUGH DAY 5... ESPECIALLY IN THE CASE OF THE TROUGH MOVING THROUGH THE GREAT LAKES WHICH THE GFS MADE INTO A MAJOR CUT OFF LOW BY DAY 5. THIS EARLY DIVERGENCE MAY HAVE SET THE STAGE FOR MAJOR DIFFERENCES BETWEEN THE MODELS... ESPECIALLY THE 00Z GFS... FOR THE 6-10 DAY PATTERN. THE 00Z GFS IS AN OUTLIER... PROGRESSING THE NEXT SHORT WAVE ENTERING THE COUNTRY MUCH FASER THAN ANY OF THE OTHER MODELS AND IS A TOTALLY DIFFERENT SOLUTION THAN YESTEDAYS AND THOSE GIVEN EARLIER THIS WEEK... WHICH DUG THE TROUGH DOWN JUST OFF OR AT THE MOST NEAR THE WEST COAST. ALTHOUGH SOME OF YESTERDAYS RUNS WERE BEGINNING TO PUSH THE TROUGH INLAND BY THE WEEK 2 PERIOD... IT IS BELIEVED THAT TODAYS 00Z GFS RUN IS MAKING TOO MUCH OF A CHANGE TOO FAST. TODAYS ECMWF SOLUTION APPEARS TO BE A GOOD COMPROMISE... PLACING THE TROUGH AXIS OVER THE ROCKIES... SIMILAR TO THE 12Z GFS RUN WHICH HAD IT OVER THE GREAT PLAINS. THE 06Z GFS MODEL WAS THE CLOSEST TO THE ECMWF IN THE CONUS... BUT HAD THE POSITIVE ANOMALY CENTER ASSOCIATED WITH THE EAST COAST RIDGE NEAR LABRADOR RATHER THAN OVER NEW ENGLAND WHERE THE ECMWF PLACED IT. THE ECMWF MODEL TELECONNECTS SOMEWHAT BETTER THAN THE OTHERS... ALTHOUGH USING A POSITIVE ANOMALY CENTER NEAR THE COAST OF LABRADOR AS THE KEY CENTER DOES HINT AT A SEPARATE NEGATIVE ANOMALY OVER THE SOUTHEASTERN U.S. MODEL OF THE DAY: ECMWF DUE TO ITS SOMEWHAT BETTER OVERALL MUTUAL TELECONNECTIVITY AS WELL AS BEING A GOOD COMPROMISE BETWEEN THE 00Z GFS AND THE GFS ENSEMBLE MEAN... WHICH WERE VERY MUCH AT ODDS. FORECAST CONFIDENCE FOR THE 6 TO 10 DAY PERIOD IS DOWNGRADED TO BELOW AVERAGE TODAY... 2 ON A SCALE FROM 1 TO 5... DUE TO THE PREVIOUSLY MENTIONED DISCREPANCIES AND UNCERTAINTIES. THE OFFICIAL PROG SHOWS A MODERATE AMOUNT OF PROGRESSION OF THE TROUGH FROM NEAR THE WEST COAST TO THE ROCKIES WHEN COMPARED WITH YESTERDAYS PROG. THE OFFICIAL HEIGHT PROG FOR TODAY CONSISTS OF 45 PERCENT OF TODAYS ECMWF SOLUTION CENTERED ON DAY 7... 35 PERCENT OF TODAYS GFS ENSEMBLE MEAN CENTERED ON DAY 8... AND 20 PERCENT OF TODAYS 00Z GFS CENTERED ON DAY 8. THE TEMPERATURE PROG IS BASED ON THE KLEIN AND NEURAL NET SPECIFICATIONS FROM THE OFFICIAL HEIGHT FIELD... MOS TEMPERATURES FROM THE GFS ENSEMBLE.... AND ANALOGS FROM TODAYS MODELS THAT WERE INCLUDED IN THE BLEND... ESPECIALLY THE ECMWF AND THE 12Z GFS WITH WHICH IT WAS IN GOOD AGREEMENT BUT WHICH COULD NOT BE USED IN THE BLEND FOR THE OFFICIAL HEIGHT PROG. THE PRECIPITATION PROG IS BASED ON CALIBRATED PRECIPITATION FROM THE GFS ENSEMBLE MEMBERS... THE NEURAL NET SPECIFICATIONS FROM THE OFFICIAL HEIGHT FIELD... CATEGORICAL PERCENTAGES PREDICTED BY THE GFS MEMBERS... AND ANALOGS FROM TODAYS MODELS THAT WERE INCLUDED IN THE BLEND... ESPECIALLY THE ECMWF AND THE 12Z GFS EVEN THOUGH IT COULD NOT BE USED TO MAKE THE OFFICIAL BLEND. . . . . . . . 8 TO 14 DAY OUTLOOK FOR NOV 22 - NOV 28 2003 THE MODELS FOR WEEK TWO ARE IN VERY POOR AGREEMENT... WITH THE 00Z GFS PREDICTING A STRONG TROUGH JUST EAST OF THE MISSISSIPPI RIVER... THE DAVA KEEPING THE TROUGH OFF THE WEST COAST... AND THE GFS ENSEMBLE MEAN HAVING NO WELL DEFINED TROUGH OR NEGATIVE ANOMALY CENTER AT ALL BUT JUST A BROAD AREA OF BARELY BELOW NORMAL HEIGHTS EXTENDING FROM THE WEST COAST TO THE LOWER MISSISSIPPI VALLEY. THE 12Z GFS HAD THE TROUGH IN THE ROCKIES AND THE 18Z RUN PLACED IT A BIT FARTHER EAST.... WHILE THE 06Z RUN HAD NEGATIVE 500-HPA HEIGHTS ACROSS MOST OF THE SOUTH. THE VERY WEAK ENSEMBLE MEAN ANOMALY FIELD OVER THE CONUS TELLS IT ALL... THE FORECAST IS HIGHLY UNCERTAIN WITH A WIDE VARIETY OF OPINIONS ON WHERE THE TROUGH AXIS WILL BE IN THE MEAN. THE OFFICIAL PROG IS CLOSER TO THE 18Z GFS THAN ANY OTHER MODEL. OVERALL CONFIDENCE IN THE WEEK 2 FORECAST IS THEREFORE MUCH BELOW AVERAGE TODAY... 1 ON A SCALE OF 1 TO 5... DUE TO MAJOR DISAGREEMENT AMONG THE MODELS AND A VERY WEAK AND UNCERTAIN ENSEMBLE MEAN ANOMALY FIELD... WHICH IS USUALLY THE BEST TOOL FOR THE WEEK TWO PROG DURING THE COLD SEASON. THE OFFICIAL 500-HPA HEIGHT PROG FOR TODAY CONSISTS OF 50 PERCENT OF TODAYS GFS ENSEMBLE MEAN CENTERED ON DAY 11... 10 PERCENT OF THE 00Z GFS ENSEMBLE MEAN CENTERED ON DAY 7... 25 PERCENT OF TODAYS ECMWF 5-DAY MEAN CENTERED ON DAY 7... AND 15 PERCENT OF TODAYS 00Z GFS CENTERED ON DAY 11. IT SHOWS A FURTHER PROGRESSION OF THE TROUGH INTO THE GREAT PLAINS AND A STRONG RIDGE OVER THE WESTERN ATLANTIC WITH THE ASSOCIATED POSITIVE ANOMALY CENTER OVER SOUTHERN LABRADOR. THE TEMPERATURE PROG IS BASED ON THE KLEIN AND NEURAL NET SPECIFICATIONS FROM THE OFFICIAL 500-HPA HEIGHT PROG... AND ANALOGS FROM THE 18ZZ GFS AND GFS ENSEMBLE MEAN. THE PRECIPITATION PROG IS BASED ON NEURAL NET SPECIFICATIONS FROM THE OFFICIAL 500-HPA HEIGHT PROG.... AND THE PERCENTAGE OF CALIBRATED ENSEMBLE MEMBERS SHOWING A PREFERRED CATEGORY. CONSIDERATION WAS ALSO GIVEN TO ANALOGS FROM THE 18Z GFS AND GFS ENSEMBLE MEAN. THE CATEGORICAL PERCENTAGES FROM THE CALIBRATED ENSEMBLE MEMBERS... OFTEN THE BEST PRECIPITATION TOOL... SHOWED LARGE AREAS WHERE NO CATEGORY WAS PREFERRED AT LEAST 50 PERCENT OF THE TIME FOR BOTH THE 6-10 DAY AND THE WEEK TWO PERIODS... EMPHASIZING THE GREAT UNDERLYING UNCERTAINTY OF THIS FORECAST. FORECASTER: A. J. WAGNER . . . . . . . NOTES: AUTOMATED FORECASTS ARE ISSUED ON SATURDAY AND SUNDAY. OTHERWISE - FORECASTS INCORPORATE FORECASTER INPUT. THE NOTATION FOR THE CATEGORICAL FORECAST INDICATED ON THE MAPS IS THE SAME AS THAT IN THE TABLES: A-ABOVE N-NEAR NORMAL B-BELOW IN THE SOUTHWEST AND OTHER CLIMATOLOGICALLY DRY REGIONS - THERE WILL BE A GREATER THAN 33.3% CHANCE OF NO PRECIPITATION AND OCCASIONALLY EVEN A NORMAL (I.E. MEDIAN) VALUE OF ZERO - ESPECIALLY DURING THE DRY SEASONS. IN SUCH CASES A FORECAST OF NEAR NORMAL IS EFFECTIVELY A FORECAST OF LITTLE OR NO PRECIPITATION. THE NARRATIVE DESCRIPTION OF THE FORECAST PATTERNS FOR TEMPERATURE AND PRECIPITATION FOR BOTH THE 6-10 OR 8-14 DAY PERIODS HAS BEEN DISCONTINUED. THE STATE TABLES FOR BOTH THE 6-10 AND 8-14 DAY PERIODS ARE NOW CONTAINED IN THIS MESSAGE...AVAILABLE AS PMDMRD ON AWIPS. . . . . . . . GLOSSARY AND DEFINITIONS:--------------------------------------------- AC - ANOMALY CORRELATION - A MEASURE OF HOW WELL A MODEL FORECASTS THE HEIGHT OR HEIGHT ANOMALY FIELD OBTAINED BY CORRELATING THE IMPLIED GRADIENTS OF THE TWO ANOMALY PATTERNS BEING COMPARED. ANALOG (NATURAL ANALOG) - A WEATHER MAP THAT RESEMBLES ANOTHER WEATHER MAP - USUALLY FROM DIFFERENT YEARS BUT THE SAME SEASON IN THE HISTORICAL RECORD. THE CRITERION FOR SELECTING AN ANALOG IS OFTEN THE PATTERN CORRELATION BETWEEN THE MAPS. TWO MAPS WILL JUST BEGIN TO RESEMBLE EACH OTHER TO THE HUMAN EYE AT A PATTERN CORRELATION OF ABOUT 40%. TO BE USEFUL - ANALOGS NEED TO HAVE MUCH HIGHER CORRELATIONS TO THE ORIGINAL MAP THAN THAT - 80% OR MORE. ANALOGS ARE INCREASINGLY DIFFICULT TO FIND AS THE GEOGRAPHIC REGION BEING STUDIED INCREASES IN SIZE. PERFECT ANALOGS TO THE ENTIRE NORTHERN HEMISPHERE SIMPLY DO NO EXIST - FOR PRACTICAL PURPOSES. THIS IS WHY SIMPLE NATURAL ANALOG FORECAST METHODS DO NOT WORK VERY WELL. ANOMALY - THE ARITHMETIC DIFFERENCE BETWEEN THE VALUE OF A VARIABLE AT A GIVEN PLACE AND TIME AND THE LONG-TERM AVERAGE OF THAT VARIABLE AT THAT PLACE AND TIME OF YEAR. AO - ARCTIC OSCILLATION - A MEASURE OF THE DIFFERENCE BETWEEN THE MEAN MID-TROPOSPHERIC HEIGHT OR SEA LEVEL PRESSURE ANOMALY OVER THE POLAR BASIN AND THE CORRESPONDING AVERAGE ANOMALY IN A RING SURROUNDING THE POLAR BASIN AT MIDDLE LATITUDES. THE AO IS CONSIDERED TO BE THE LEADING MODE OF CLIMATE VARIABILITY OF THE EXTRATROPICAL NORTHERN HEMISPHERE. THE AO CAN ALSO BE CONSIDERED TO INCLUDE THE NAO (NORTH ATLANTIC OSCILLATION) WITH WHICH IT IS POSITIVELY CORRELATED - BUT NOT IDENTICAL. THE PHASE OF THE AO IS CONSIDERED TO BE POSITIVE WHEN HEIGHTS OR PRESSURES ARE BELOW NORMAL OVER THE ARCTIC BASIN AND ABOVE NORMAL OVER SURROUNDING MID- LATITUDES - AND IS NEGATIVE FOR THE REVERSE ANOMALY PATTERN. BLEND - A WEIGHTED AVERAGE OF 500-HPA HEIGHT FORECAST MAPS FROM SEVERAL MODELS. WEIGHTS ARE CURRENTLY ASSIGNED SUBJECTIVELY BY THE FORECASTER. THE SUM OF THE WEIGHTS MUST BE 1. WEIGHTS ARE APPLIED BY MULTIPLYING EACH 500-HPA MAP BY ITS WEIGHT AND ADDING ALL OF THE WEIGHTED MAPS TOGETHER TO MAKE THE OFFICIAL 500-HPA FORECAST. CONUS - CONTERMINOUS UNITED STATES. DAVA - DIVERGENT ANOMALY VORTICITY ADVECTION MODEL. THIS IS A BAROTROPIC MODEL WITH DIVERGENCE IN IT TO ALLOW MORE ACCURATE PREDICTION OF LONG WAVES THAN A STANDARD BAROTROPIC MODEL. REFERENCE: QIN J. AND H.M. VAN DEN DOOL - 1996: SIMPLE EXTENSIONS OF AN NWP MODEL. MON. WEA. REV. - VOL 124 - PP 277-287. EL NINO - THE WARM PHASE OF ENSO. ENSO - EL NINO/SOUTHERN OSCILLATION. FLOW PATTERN - THE PATTERN OF WIND INFERRED BY THE 500-HPA CONTOURS - THE WIND TENDS TO BLOW PARALLEL TO THE CONTOURS WITH LOW HEIGHT ON THE LEFT - IN THE NORTHERN HEMISPHERE - THE OPPOSITE IS TRUE IN THE SOUTHERN HEMISPHERE. WIND SPEED IS INVERSELY PROPORTIONAL TO THE SPACING BETWEEN THE CONTOURS. GFS - GLOBAL FORECAST SYSTEM. THIS REFERS TO ANY OF THE GLOBAL MODELS RUN AT NCEP FOUR TIMES A DAY THAT USED TO BE REFERRED TO AS THE MRF AND AVN MODELS. THE MODEL RUN INITIATED AT 00Z (00 GMT) IS CURRENTLY THE ONLY ONE USED BY CPC IN ITS OFFICIAL BLEND FORECAST - ALTHOUGH THE OTHERS CAN BE CONSIDERED BY THE FORECASTER IN FORMULATING THE TEMPERATURE AND PRECIPITATION FORECASTS. GFS ENSEMBLE - A SET OF GFS FORECASTS WHICH ARE ALL VALID AT THE SAME TIME BUT WHOSE STARTING CONDITIONS DIFFER BY SMALL AMOUNTS. THERE ARE CURRENTLY 25 MEMBERS IN THE GFS ENSEMBLE. THE AVERAGE OF THESE IS THE GFS ENSEMBLE MEAN. 500-HPA HEIGHT IS THE HEIGHT - IN METERS - ABOVE MEAN SEA LEVEL - WHICH ABOUT HALF OF THE MASS OF THE ATMOSPHERE LIES ABOVE AND BELOW - AS MEASURED BY THE PRESSURE. UPPER AIR STORM SYSTEMS TEND TO BE STEERED IN THE DIRECTION OF THE WINDS AT 500-HPA. 500-HPA SYSTEMS CORRELATE STRONGLY WITH SURFACE WEATHER. HPA - HECTO-PASCALS. 1 HPA = 1 MILLIBAR. LA NINA - THE COLD PHASE OF ENSO. MERIDIONAL FLOW PATTERN - OCCURS WHEN 500-HPA CONTOURS EXHIBIT LARGE NORTHWARD AND SOUTHWARD EXCURSIONS WITH EXTENSIVE AREAS OF SOUTHERLY AND NORTHERLY FLOW. MODEL BIAS - THE DIFFERENCE BETWEEN THE MODEL CLIMATOLOGY AND THE OBSERVED CLIMATOLOGY - EXPRESSED AS BIAS = MODEL CLIMO - OBSERVED CLIMO. MODEL OF THE DAY - FOR 6-10 DAYS - IS THE MODEL WHOSE SOLUTION IS CONSIDERED TO BE MORE RELIABLE THAN USUAL - AND MAY BE GIVEN HIGHER THAN TYPICAL WEIGHT IN THE BLEND. NO MODEL OF THE DAY IS CHOSEN FOR 8-14 DAYS. MOS - MODEL OUTPUT STATISTICS - A STATISITCAL TOOL FOR SPECIFYING THE SURFACE TEMPERATURE (AND ITS ANOMALY) FROM MODEL FIELDS - CORRECTING AUTOMATICALLY FOR BOTH BIASES IN THE MODEL FIELDS AND THE SPECIFICATION METHOD. IT IS VALID AS LONG AS A GIVEN CONFIGURATION OF A MODEL IS NOT CHANGED OR MODIFIED. MJO - MADDEN-JULIAN OSCILLATION - ALSO CALLED TROPICAL INTRA-SEASONAL OSCILLATION - A SERIES OF WAVES WITH A PERIOD AVERAGING 50 DAYS THAT MOVES SLOWLY EASTWARD NEAR THE EQUATOR ALTERNATELY ENHANCING AND SUPRESSING PRECIPITATION. NAO - NORTH ATLANTIC OSCILLATION TELECONNECTION PATTERN. IT CAN ALSO BE VIEWED AS THE ATLANTIC HALF OF THE AO (ARCTIC OSCILLATION) TELECONNECTION PATTERN - STRONGLY INFLUENCES TEMPERATURES OVER EUROPE AND MUCH OF NORTH AMERICA - ESPECIALLY DURING THE COLD SEASONS - AND DETERMINES THE MEAN LATITUDE OF THE PREVAILING STORM TRACKS ACROSS THE NORTH ATLANTIC. THE PHASE OF THE NAO IS CONSIDERED POSITIVE WHEN PRESSURES AND HEIGHTS ARE BELOW NORMAL OVER GREENLAND AND ICELAND (STRONG ICELANDIC LOW) AND ABOVE NORMAL AT MIDDLE AND SUBTROPICAL LATITUDES (STRONG BERMUDA-AZORES HIGH) - AND NEGATIVE FOR THE REVERSE ANOMALIES. PNA - PACIFIC NORTH AMERICAN TELECONNECTION PATTERN. PROG - PROGNOSIS - OR FORECAST. PROGRESSION OR PROGRESSIVE MOTION - THE NORMAL MOVEMENT OF ATMOSPHERIC WEATHER SYSTEMS (HIGHS... LOWS... RIDGES... OR TROUGHS) FROM WEST TO EAST IN THE MIDDLE LATITUDES. RETROGRESSION OR RETROGRADE MOTION - A TYPE OF MOTION SOMETIMES OBSERVED IN WEATHER SYSTEMS WHEN THEY END UP IN POSITIONS FURTHER TO THE WEST THAN THEIR ORIGINAL LOCATIONS - CONTRARY TO THEIR USUAL WEST TO EAST MOTION. RIDGE - A REGION OF UNUSUALLY HIGH 500-HPA HEIGHT. SHORT WAVES - RELATIVELY LOW-AMPLITUDE - FAST-MOVING DISTURBANCES OF THE 500-HPA FIELD. SOUTHERN STREAM - A FLOW PATTERN WITH UNUSUALLY STRONG FLOW ACROSS THE SOUTHERN U.S. - ACCOMPANIED BY UNUSUAL STORMINESS IN THE SOUTH AND SOUTHEAST. SPECIFICATIONS - KLEIN AND NEURAL NETWORK SPECIFICATIONS GIVE THE HISTORICAL RELATIONSHIP BETWEEN 500-HPA HEIGHT ANOMALIES AND SURFACE TEMPERATURE AND PRECIPITATION. KLEIN SPECIFICATIONS TEND TO EMPHASIZE REGIONAL TELECONNECTIONS WHILE THOSE FROM THE NEURAL NETWORK WORK FROM GLOBAL TELECONNECTIONS. . . . . . . . TELECONNECTIONS GIVE THE HISTORICAL RELATIONSHIP BETWEEN THE 500-HPA HEIGHT AT A GIVEN POINT AND ALL OTHER POINTS ON A MAP FOR A GIVEN TIME OF YEAR. WE AVERAGE THE TOP/BOTTOM 10% OF DAILY MAPS FROM 1950-1999 FOR THE SAME TIME OF YEAR HAVING THE HIGHEST/LOWEST 500-HPA HEIGHT AT THE SPECIFIED POINT. TROUGH - A REGION OF UNUSUALLY LOW 500-HPA HEIGHT. UTC - UNIVERSAL TIME COORDINATED - SAME AS GREENWICH MEAN TIME (GMT). WESTERLY WIND - WIND BLOWING FROM WEST TO EAST. EASTERLY WIND - WIND BLOWING FROM EAST TO WEST. NORTHERLY WIND - WIND BLOWING FROM NORTH TO SOUTH SOUTHERLY WIND - WIND BLOWING FROM SOUTH TO NORTH. ZONAL FLOW PATTERN - OCCURS WHEN 500-HPA CONTOURS LIE IN AN EAST-WEST DIRECTION PARALLEL TO LATITUDE CIRCLES WITH NEARLY PURE WEST-TO-EAST FLOW. ---------------------------------------------------------------------- THE NEXT MONTHLY AND SEASONAL OUTLOOKS WILL BE RELEASED ... THURSDAY NOV 20 2003. ANALOGS TO THE 5 DAY MEAN OBSERVED PATTERN CENTERED 3 DAYS AGO (D-3) FOR THE REGION FROM 20N TO 70N LATITUDE AND 175E TO 60W LONGITUDE INCLUDE THE 5 DAY PERIODS CENTERED ON THE FOLLOWING DATES: 19961104 - 19941109 - 19871103 - 19941118 - 19941121 ANALOGS TO THE 7 DAY MEAN OBSERVED PATTERN CENTERED 4 DAYS AGO (D-4) FOR THE REGION FROM 20N TO 70N LATITUDE AND 175E TO 60W LONGITUDE INCLUDE THE 7 DAY PERIODS CENTERED ON THE FOLLOWING DATES: 19961104 - 19941109 - 19941121 - 19941118 - 19821109 6 to 10 day Outlook Table STATE TEMP PCPN STATE TEMP PCPN STATE TEMP PCPN WASHINGTON B N OREGON B N NRN CALIF N B SRN CALIF N N IDAHO B A NEVADA B N W MONTANA B A E MONTANA B A WYOMING B A UTAH B A ARIZONA N N COLORADO N A NEW MEXICO N N N DAKOTA N N S DAKOTA N A NEBRASKA N A KANSAS N N OKLAHOMA A N N TEXAS A N S TEXAS N N W TEXAS N B MINNESOTA A N IOWA A N MISSOURI A N ARKANSAS A N LOUISIANA A A WISCONSIN A N ILLINOIS A N MISSISSIPPI A A MICHIGAN A N INDIANA A A OHIO A A KENTUCKY A A TENNESSEE A A ALABAMA A A NEW YORK A N VERMONT A N NEW HAMP A N MAINE A N MASS A N CONN A N RHODE IS A N PENN A N NEW JERSEY A N W VIRGINIA A A MARYLAND A N DELAWARE A N VIRGINIA A A N CAROLINA A A S CAROLINA N A GEORGIA N A FL PNHDL N A FL PENIN N N AK N SLOPE B N AK ALEUTIAN A A AK WESTERN A A AK INT BSN N A AK S INT N N AK SO COAST N N AK PNHDL B B 8 to 14 day Outlook Table STATE TEMP PCPN STATE TEMP PCPN STATE TEMP PCPN WASHINGTON B B OREGON B B NRN CALIF N B SRN CALIF N B IDAHO B N NEVADA B B W MONTANA B N E MONTANA B B WYOMING B B UTAH B N ARIZONA B B COLORADO B N NEW MEXICO B N N DAKOTA N A S DAKOTA N N NEBRASKA N N KANSAS N N OKLAHOMA N N N TEXAS N N S TEXAS N N W TEXAS B B MINNESOTA N N IOWA N N MISSOURI N N ARKANSAS N N LOUISIANA N A WISCONSIN A N ILLINOIS A N MISSISSIPPI N A MICHIGAN A N INDIANA A N OHIO A N KENTUCKY A N TENNESSEE A A ALABAMA N A NEW YORK A A VERMONT A N NEW HAMP A N MAINE A N MASS A A CONN A A RHODE IS A A PENN A A NEW JERSEY A A W VIRGINIA A A MARYLAND A A DELAWARE A A VIRGINIA A A N CAROLINA A A S CAROLINA N A GEORGIA N A FL PNHDL N A FL PENIN N N AK N SLOPE B N AK ALEUTIAN A A AK WESTERN A A AK INT BSN N N AK S INT A N AK SO COAST A N AK PNHDL N N LEGEND TEMPS WITH RESPECT TO NORMAL PCPN WITH RESPECT TO MEDIAN A - ABOVE N - NEAR NORMAL A - ABOVE N - NEAR MEDIAN B - BELOW B - BELOW THE FORECAST CLASSES REPRESENT AVERAGES FOR EACH STATE. NORMAL VALUES - WHICH MAY VARY WIDELY ACROSS SOME STATES - ARE AVAILABLE FROM YOUR LOCAL WEATHER SERVICE FORECAST OFFICE. FOR ADDITIONAL INFORMATION SEE MESSAGE FXUS06 KWBC - ON AWIPS AS PMDMRD. $$