National Weather Service United States Department of Commerce

Heavy Lake Effect Snow; Subfreezing Temperatures in the Eastern U.S.

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. The Arctic front will continue to bring increasing winds to the Northeast that will remain gusty. Subfreezing overnight low temperatures will be found as far south as the Gulf Coast. Read More >

Current Gradients

NZUS01 KPQR 300513 DIENTS ** PQR GRADIENT TABLE 12/30/25 05Z ** 300513Z ACV- ACV- OTH- ACV- OTH- AST- AST- RDD- MFR- OTH- OTH- OTH- DD/HH UIL AST UIL OTH AST HQM UIL OTH AST SEA EUG RDM 30/05 M -3.7 M -0.7 -3.0 -1.5 M -3.1 -0.2 -5.2 -3.3 -9.1 30/03 M -3.0 M -0.9 -2.1 -1.2 M -3.2 -0.7 -5.6 -2.8 -8.3 30/01 M -3.5 M -1.3 -2.2 -1.9 M -3.0 -1.6 -5.5 -2.9 -7.1 29/23 M -4.0 M -1.5 -2.5 -1.7 M -2.9 -1.9 -5.9 -3.0 -6.0 29/21 M -4.0 M -1.4 -2.6 -1.7 M -3.0 -1.7 -6.2 -2.8 -5.8 29/19 M -3.8 M -1.5 -2.3 -1.8 M -2.5 -0.3 -5.4 -3.3 -5.7 29/17 M -2.9 M -0.9 -2.0 -1.5 M -1.3 +0.9 -6.2 -3.2 -7.4 29/15 M -3.9 M -1.1 -2.8 -2.1 M -0.3 -0.2 -6.1 -3.6 -8.1 29/13 M -4.4 M -1.6 -2.8 -2.1 M -0.6 -0.8 -6.4 -3.8 -7.7 29/11 M -5.0 M -2.2 -2.8 -1.5 M -1.2 -0.9 -6.4 -3.7 -6.3 29/09 M -5.6 M -2.7 -2.9 -1.7 M -1.8 -0.3 -6.6 -3.6 -5.7 29/07 M -5.9 M -3.0 -2.9 -1.2 M -2.5 -0.9 -6.4 -3.0 -5.2 29/05 M -6.9 M -3.4 -3.5 -1.7 M -3.1 -1.3 -6.5 -3.3 -6.9 EUG- PDX- OTH- EUG- HQM- AST- AST- PDX- AST- PDX- PDX- TTD- DD/HH PDX SEA GEG RDM OLM PDT PDX PDT DLS DLS TTD DLS 30/05 -1.1 -0.8 -12.2 -5.8 -0.7 -7.7 -1.4 -6.3 -8.9 -7.5 +0.2 -7.7 30/03 -1.2 -1.6 -11.0 -5.5 -1.5 -8.1 -1.9 -6.2 -8.8 -6.9 0.0 -6.9 30/01 -1.3 -1.3 -10.6 -4.2 -1.0 -7.3 -2.0 -5.3 -8.3 -6.3 -0.1 -6.2 29/23 -1.4 -1.5 -10.7 -3.0 -1.3 -6.6 -1.9 -4.7 -7.9 -6.0 +0.1 -6.1 29/21 -1.5 -1.9 -10.2 -3.0 -1.1 -6.1 -1.7 -4.4 -7.4 -5.7 +0.2 -5.9 29/19 -0.2 -1.9 -10.4 -2.4 -0.9 -6.3 -1.2 -5.1 -8.6 -7.4 -0.2 -7.2 29/17 -1.7 -1.3 -11.2 -4.2 -2.0 -7.7 -2.9 -4.8 -9.2 -6.3 +0.4 -6.7 29/15 -1.3 -1.2 -12.0 -4.5 -0.9 -7.2 -2.1 -5.1 -8.6 -6.5 +0.1 -6.6 29/13 -1.6 -1.0 -11.9 -3.9 -1.0 -7.3 -2.6 -4.7 -8.8 -6.2 +0.2 -6.4 29/11 -1.3 -1.4 -11.4 -2.6 -1.5 -6.7 -2.2 -4.5 -8.4 -6.2 +0.3 -6.5 29/09 -1.5 -1.5 -11.7 -2.1 -1.5 -6.4 -2.2 -4.2 -7.9 -5.7 +0.4 -6.1 29/07 -1.7 -1.7 -11.0 -2.2 -1.7 -5.6 -1.8 -3.8 -6.8 -5.0 +0.5 -5.5 29/05 -1.2 -2.0 -10.9 -3.6 -1.1 -5.0 -1.0 -4.0 -5.9 -4.9 0.0 -4.9 UIL- UIL- CLM- OLM- SHN- SHN- SEA- HQM- OTH- MFR- ACV- LMT- DD/HH BLI CLM NUW BLI SEA NUW EAT SEA RBG RBG SXT RDM 30/05 M M -0.6 -1.7 -0.3 -1.5 -7.7 -0.7 -3.3 -0.5 -1.9 -3.1 30/03 M M -0.1 -1.2 -1.1 -1.5 -6.4 -2.3 -2.6 -1.2 -1.2 -2.9 30/01 M M -0.5 -2.1 -0.7 -1.7 -6.4 -1.4 -2.2 -1.6 -1.4 -2.7 29/23 M M -0.2 -1.8 -0.9 -1.5 -5.6 -1.7 -2.3 -1.7 -1.3 -2.5 29/21 M M -0.4 -1.8 -1.4 -1.7 -5.0 -1.9 -2.1 -1.2 -0.7 -2.4 29/19 M M -0.7 -1.8 -0.6 -1.7 -6.1 -1.3 -2.7 -0.7 -1.3 -1.5 29/17 M M -0.8 -1.1 -1.0 -1.0 -6.3 -2.7 -2.6 +0.3 -1.1 -1.9 29/15 M M -0.3 -1.7 -0.9 -1.8 -6.9 -1.2 -3.2 -0.6 -1.6 -1.5 29/13 M M -0.4 -2.0 -0.9 -1.7 -6.3 -1.5 -3.2 -1.2 -2.1 -1.5 29/11 M M -0.7 -2.1 -1.2 -2.0 -5.3 -2.1 -2.8 -0.9 -2.4 -1.3 29/09 M M -0.5 -2.0 -1.0 -1.7 -5.5 -2.0 -3.0 -0.4 -3.1 -0.6 29/07 M M -0.8 -2.0 -1.0 -1.7 -4.8 -2.3 -2.4 -0.4 -3.4 -0.9 29/05 M M -0.7 -1.4 -0.8 -1.3 -4.5 -1.3 -2.3 -0.1 -3.5 -2.4

24 Hour Change

NZUS02 KPQR 300513 24HCHG **** 24 HR CHANGE (TEMPERATURE DEWPOINT RH PRESSURE AND WIND) **** 05Z TMP CHG DPT CHG RH CHG PRS CHG WND YDA WND UIL MISSING HQM 40 +2 35 +1 82 -3 300 -5.1 10011 10010 AST 40 -1 36 +2 85 +9 285 -4.9 06004 06013 TMK 37 -2 37 -2 100 0 281 -4.4 14006 00000 ONP 43 +2 32 -2 65 -11 271 -5.4 M M OTH 44 +1 40 +1 86 0 255 -4.4 13007 03008 BOK 43 -8 42 +4 96 +35 255 -1.4 00000 32005 ACV 41 -1 41 0 100 +4 248 -1.7 00000 13003 05Z TMP CHG DPT CHG RH CHG PRS CHG WND YDA WND BLI 36 +3 32 +5 85 +7 324 -5.2 00000 02004 CLM 38 +1 36 +2 92 +3 313 -4.9 10003 00000 NUW 39 +4 35 +5 85 +3 319 -5.0 00000 11005 SEA 41 +3 35 +2 79 -3 307 -5.7 02009 35004 SHN 36 +1 35 0 96 -4 304 -5.2 00000 00000 OLM 34 +3 34 +3 100 0 307 -5.5 00000 16003 CLS 36 +2 36 +2 100 0 305 -5.4 00000 03003 05Z TMP CHG DPT CHG RH CHG PRS CHG WND YDA WND KLS 35 -3 34 -1 96 +7 304 -5.5 00000 35003 SPB 34 -3 33 -1 96 +7 299 -4.6 20003 00000 HIO 35 -3 33 -3 92 0 301 -4.1 00000 00000 VUO 38 0 33 -1 82 -3 304 -4.5 32003 00000 PDX 40 +1 34 -1 79 -6 299 -4.5 00000 31003 TTD 40 -2 25 -2 55 0 297 -4.7 09022G31 08010G20 UAO 39 -1 27 -4 62 -8 291 -4.7 00000 02011 MMV 38 -2 28 -6 67 -12 292 -4.7 36005 35007 SLE 38 0 27 -7 64 -21 289 -4.7 33004 33006 CVO 35 -4 33 -1 92 +10 296 -4.6 29003 36005 EUG 34 +1 31 -2 89 -11 288 -4.4 00000 32006 RBG 38 -1 36 +1 92 +7 288 -3.4 15005 00000 SXT 44 +8 23 -3 43 -24 267 -3.3 12009 10008G22 MFR 37 +3 33 +2 85 -4 283 -3.8 18003 20003 RDD 52 0 32 +5 46 +8 224 -4.4 33005 35007 05Z TMP CHG DPT CHG RH CHG PRS CHG WND YDA WND SMP 21 +1 20 0 96 -4 925 -2.4 VRB04 08003 EAT 28 0 21 +4 75 +12 384 -2.5 32003 29003 YKM 26 -3 22 +3 85 +19 378 -2.5 25004 00000 RRW MISSING 4S2 32 -4 25 +4 75 +21 359 -2.0 07003 00000 DLS 31 -4 25 +3 78 +19 374 -1.9 00000 00000 RDM 24 -3 24 -1 100 +8 346 -2.2 00000 15004 BDN 27 -3 25 0 92 +11 M M 00000 17005 LMT 31 -2 26 +3 81 +15 315 -2.9 35003 01004 GEG 28 +5 23 +11 81 +19 377 -3.1 04005 03003 PDT 27 0 23 0 85 0 362 -2.2 15005 01003 BNO 24 +4 20 +2 84 -8 363 -2.8 00000 29003

Latest Wind/Sea Summary

NZUS10 KPQR 300451 OMRAST NORTHEAST PACIFIC HOURLY REGIONAL BUOY OBSERVATIONS 300451Z 46184 300200Z 1517G23 KT 13'10 A46 S44 1001.9 -1.3/53.9N 138.7W 46004 300400Z 1719G25 KT 13'09 A48 S46 1008.1 -2.9/51.0N 136.1W 46036 300400Z 1933G39 KT 14'10 A54 S49 1015.9 -2.2/48.4N 133.9W 46005 192130Z 1349G64 KT A49 D48 950.5 /46.1N 131.1W 46002 300430Z 0804G06 KT S56 1027.1 /42.6N 130.5W 46006 300430Z 1717G21 KT A57 1023.0 /40.7N 137.4W 46059 300430Z 0314G16 KT A56 D51 S60 1025.7 /38.1N 129.9W 46087 300430Z 1121G25 KT A46 D42 S49 1030.1 /WEST STRAIT JDF 46088 300430Z 0304G06 KT S49 1032.4 /EAST STRAIT JDF SISW1 300430Z 1003G04 KT A43 D38 1031.7 /SMITH ISLAND WPOW1 300400Z 3613G14 PK 14KT A43 1031.6 -0.4/WEST POINT EBSW1 021836Z OLD DATA /SEATTLE NOS TCMW1 300418Z 1802G02 KT /TACOMA MET 46207 300400Z 1629G35 KT 16'10 A54 S49 1021.1 -1.3/50.9N 129.9W 46132 300400Z 1221G27 KT 10'10 A51 S49 1027.1 -2.3/49.8N 127.9W 46206 300400Z 1317G21 KT 08'10 A48 S50 1029.5 -0.7/VANCOUVER ISL. LAPW1 300336Z 0604G05 KT A42 S51 1030.8 /LA PUSH NOS DESW1 300400Z 07G08 KT 1029.6 -0.4/DESTRUCTION ISL. 46041 300430Z 1206G12 KT A47 D41 1030.3 /CAPE ELIZABETH 46099 181100Z 3414 KT A58 S59 1019.7 -0.2/WESTPORT SHELF 46100 171230Z 1604 KT A60 S60 1017.4 /WESTPORT OFSHR WPTW1 300336Z 0809G12 KT 1029.6 /WESTPORT NOS 46211 300426Z 07'13 S50 /GRAYS HARBOR TOKW1 300418Z 0909G11 KT S50 1029.8 /TOKE POINT NOS 82SW1 300400Z 1110 KT /CAPE DISAPPOINTMENT 46248 300426Z 07'13 S52 /ASTORIA CANYON 46029 300430Z 12G16 KT S52 1028.4 /COLUMBIA RIVER 46243 300430Z 05'13 A46 S50 /CLATSOP SP. BUOY 3CLO3 300400Z 0005G14 PK 17KT /CLATSOP SPIT ASTO3 300418Z 0511G15 KT /TONGUE POINT NOS 46096 191600Z OLD DATA /COL. R. ENTRANCE 46089 300430Z 0908G10 KT S53 1027.7 /45.9N 125.8W 46278 300400Z 06'13 A48 S51 /TILLAMOOK S.JETY GARO3 300430Z 0905 KT /GARIBALDI TLBO3 231600Z S59 1019.4 /GARIBALDI NOS 46050 300430Z 0808G12 KT 1027.4 /STONEWALL BANK SBEO3 300418Z 1027.0 /SOUTH BEACH NOS NWPO3 300400Z 0707G09 PK 13KT A46 /NEWPORT 46097 300100Z 0912 KT A50 S52 1027.1 -1.4/NEWPORT SHELF 46098 211300Z 3512 KT A59 S59 1013.9 +0.6/WALDPORT OFSHR FCGO3 201735Z 0605 KT /FLORENCE METAR K6S2 300435Z AUTO VRB04KT 10SM CLR 07/01 A3031 RMK AO2 46229 300430Z 06'11 A48 S53 /UMPQUA OFSHR CHAO3 300336Z 1106G09 KT S52 1025.4 /CHARLESTON NOS 46015 300430Z 1025.1 /PORT ORFORD PORO3 300418Z 0302G05 KT S53 1024.3 /PORT ORFORD NOS METAR K4S1 271459Z AUTO 21009KT 3SM BR SCT018 BKN032 BKN075 11/10 A3009 RMK AO2 46027 300430Z 3504G06 KT A53 D48 1024.8 /PT. ST. GEORGE 46022 300430Z 0210G10 KT A53 D50 S54 1024.8 /40.7N 124.5W CECC1 300412Z 0204G05 KT S53 1025.4 /CRESCENT CITY LOPW1 300418Z S45 1030.1 /LONGVIEW NOS

Pressure Changes

NZUS13 KPQR 300510 PRSCHG **** PRESSURE CHANGES AT 05Z 12/30/25 **** STN PRES 1HR CHG 3HR CHG 6HR CHG WRU MISSING WEB MISSING UIL MISSING HQM 300 +0.1 -0.1 -1.2 AST 285 +0.3 -0.4 -1.0 TMK 281 +0.3 -1.0 -1.0 ONP 271 -0.3 -1.0 -2.0 OTH 255 -0.8 -1.0 -1.5 BOK 255 -0.3 -0.3 -0.3 CEC 253 -0.2 -0.5 -0.7 ACV 248 -0.6 -0.4 -0.7 STN PRES 1HR CHG 3HR CHG 6HR CHG YZT 278 -0.4 -1.5 -2.5 YQQ 324 -0.4 -0.5 -1.7 WEL 319 -0.2 -0.8 -2.2 YVR 318 -0.2 -0.9 -1.9 YYJ 318 0.0 -0.7 -1.5 FHR 319 -0.2 -1.1 -1.6 CLM 313 -0.5 -1.2 -2.0 BLI 324 -0.5 -0.9 -1.9 NUW 319 -0.4 -1.1 -1.6 PAE 309 -1.0 -1.6 -2.2 SEA 307 -0.9 -1.4 -2.2 OLM 307 -0.2 -1.2 -1.8 CLS 305 -0.3 -1.0 -1.3 KLS 304 -0.8 -1.3 -1.8 SPB 299 0.0 -0.6 -1.4 PDX 299 -0.6 -0.8 -1.5 HIO 301 -0.1 -0.4 -1.4 UAO 291 -0.6 -0.8 -1.8 MMV 292 -0.4 -0.8 -1.5 SLE 289 -0.7 -0.6 -1.2 CVO 296 -0.7 -0.5 -1.1 EUG 288 -0.7 -0.7 -1.2 RBG 288 -0.1 -0.3 -0.5 SXT 267 0.0 +0.1 -0.1 MFR 283 +0.2 +0.8 +0.7 STN PRES 1HR CHG 3HR CHG 6HR CHG SMP 925 -0.5 0.0 -0.9 TTD 297 -0.7 -1.1 -1.6 STN PRES 1HR CHG 3HR CHG 6HR CHG DLS 374 +0.2 0.0 0.0 PDT 362 -0.2 -0.2 +0.1