Quantitative Precipitation Forecast
Issued by NWS

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000
FXUS04 KWBC 281819
QPFPFD

QUANTITATIVE PRECIPITATION FORECAST DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
118 PM EST WED JAN 28 2015


PRELIM DAY 1 QPF DISCUSSION
VALID JAN 29/0000 UTC THRU JAN 30/0000 UTC
REFERENCE AWIPS GRAPHICS UNDER...PRECIP ACCUM - 24HR


DAY 1...

NO HYDROLOGICALLY SIGNFICANT PCPN IS EXPECTED ACRS THE LOWER 48
STATES THIS PD.

GT LAKES/UPR MS VALLEY...
LIGHT WINTRY MIX IS EXPECTED ACRS PARTS OF THE UPR MIDWEST/GT
LAKES REGION AS WEAK LOW PRES SYSTEM TRACKS EWD ACRS SCNTL CANADA.
 MAIN LIFT IS FCST TO OCCUR NORTH OF THE LAKES WITH SOME .10 INCH
LIQUID EQUIVS WILL BE PSBL OVER NE MN AND THE U.P. OF MI. IN LINE
WITH MODEL CONSENSUS.  ALSO INDICATED ISOLATED AMOUNTS GREATER
THAN 0.25 INCHES IN THE LEE OF THE GREAT LAKES AS A BIT MORE
MOISTURE GETS DRAWN INTO THE SYSTEM BY THURSDAY AFTERNOON.

CNTL ROCKIES/WASATCH...
LIGHT HIER ELEV SNOWS ARE EXPECTED TO ACCOMPANY WEAK S/WV TRACKING
THROUGH PARTS OF ERN ID/WY/UT/CO AS SYSTEM IS GENLY WEAK WITH
LITTLE MSTR TO WORK WITH.

SW STATES...
LIGHT PCPN SHOULD BE BREAKING OUT LATE IN THE DAY ON THU AFTN OVER
THE SW AS A MID/UPPER LEVEL TROF MAKES ITS WAY INLAND.  THIS
RESULTS IN INCREASING DIFLUENCE ALOFT BUT IT SHOULD HAPPEN OVER AN
AIRMASS WHERE PW VALUES ARE EXPECTED TO BE UNDER 0.50 INCHES.

WA STATE...
VERY WEAK ONSHORE FLOW IS EXPECTED TO PRODUCE SOME LIGHT SHOWER
ACTIVITY OVER WRN WA/NW OR AS VERY WEAK S/WV IS FCST TO SLOWLY
WORK EWD TO THE COAST.

BANN

GRAPHICS AVAILABLE ON THE WEB AT WWW.WPC.NCEP.NOAA.GOV

24HR QP VT 30/00Z
 0.01 534859 533840 531824 529818 529812 525799 521791 520777
      520770 520762 521750 520741 518734 517725 515719 514714
      510710 507709 502709 493711 488713 485715 473728 470732
      465735 460738 454739 443741 435738 432737 429739 426741
      425745 423756 420761 417763 404765 400765 393765 392764
      389767 386773 384777 375791 367806 350845 349848 348854
      348863 350868 352871 354883 360890 366890 371887 374885
      377884 380882 383884 384886 382888 376895 372902 376904
      380903 388899 396894 401894 405897 411903 414902 418898
      425895 431892 435889 440887 451887 455890 456899 457904
      460910 462910 464909 465914 465930 466943 468953 474957
      479957 482955 494955 498957 502962 510981 520996 526000
      530000 533997 534991 534981 535962 534928 531903 531896
      530892 529888 530884 532878 534859
 0.01 492256 492251 490247 488243 485240 483232 477229 471232
      465236 464240 468241 472243 473247 475250 478251 483247
      488252 490255 492256
 0.01 477215 478213 478210 477210 476211 474211 472213 470213
      468214 468215 467217 468218 469218 470218 471217 473216
      475215 477215 477215
 0.01 447094 443088 436088 434088 434086 432082 435073 439072
      444073 443070 442065 438064 434063 430061 426055 423055
      420057 416057 414059 417064 423071 425077 426084 424089
      426094 429097 433098 436105 436111 438112 441111 442108
      443102 445099 447094
 0.01 443041 443040 441040 441041 441043 443041 443041
 0.01 414071 412068 414064 410063 409061 409056 405055 402055
      398057 394062 398065 403069 406073 408075 410073 414071
 0.01 405109 405107 403108 400106 398106 398108 396110 392112
      392114 394115 396113 398113 401112 403111 405109
 0.01 385168 384163 382160 377159 373161 367165 361170 358174
      359178 362186 371191 374194 378192 378188 377183 376181
      378178 380174 379171 383170 385168
 0.01 393071 393068 392068 391068 390068 389070 388070 388072
      389073 389072 390071 392071 393071
 0.01 385052 385051 383049 381048 379048 378048 376048 374048
      372048 370050 370052 370053 372054 374054 376054 377054
      379054 381054 383054 385052 385052
 0.01 351132 350128 352124 353119 354113 353108 353102 351094
      344089 342087 337086 331090 329094 330096 332106 335113
      337117 337120 336123 333124 329122 316113 312113 309117
      311120 314123 319125 321128 325134 327137 331140 334141
      337141 351133 351132
 0.01 344173 345171 344170 343169 343168 341167 339167 339168
      340170 341171 341173 342174 344174 344173
 0.01 269800 268799 267798 266798 264798 262798 261799 259800
      257800 255800 254801 253802 252803 251804 252805 254805
      256805 258804 259804 260803 261802 263802 265802 266801
      268800 269800
 0.25 507846 507838 507830 505823 503820 494808 492805 492798
      495789 497781 498776 497773 499767 497760 493754 497749
      499747 498744 495742 487746 481751 475756 468756 457757
      452763 448766 447769 444778 441787 437796 436800 438804
      440807 440811 436821 435828 433831 434837 435843 437847
      439849 443848 449843 454837 459832 467827 473832 476839
      478850 482862 487869 492872 496871 499868 504857 507846
 0.25 430805 428800 425798 421796 418798 413800 410801 405804
      406810 406817 411819 415816 419813 423811 426809 429806
      430805
 0.25 413795 412793 411792 409793 408794 407794 406796 408799
      409798 411797 413795

$$




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