UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 16 DEC 25 Station: PAKN WMO ident: 70326 Latitude: 58.68 Longitude: -156.65 Elevation: 15.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1007 15 -15.5 -22.5 55 7.0 -16.6 30 5 257.1 257.2 256.2 258.8 0.62 1 1000 61 -13.5 -22.5 47 9.0 -15.0 30 5 259.6 259.7 258.2 261.4 0.63 2 993 115 -11.5 -23.5 36 12.0 -13.5 21 10 262.2 262.3 260.1 263.8 0.58 3 969 302 -12.3 -25.3 33 13.0 -14.3 350 28 263.2 263.3 260.7 264.6 0.50 4 965 333 -11.1 -26.1 28 15.0 -13.5 351 30 264.7 264.8 261.8 266.1 0.47 5 957 397 -11.7 -26.7 28 15.0 -14.0 353 34 264.8 264.8 261.8 266.1 0.45 6 950 454 -10.7 -27.7 23 17.0 -13.3 355 38 266.3 266.4 262.9 267.5 0.41 7 942 519 -11.3 -29.3 21 18.0 -13.9 357 42 266.4 266.4 262.8 267.4 0.36 8 938 551 -9.3 -31.3 15 22.0 -12.6 358 44 268.7 268.8 264.4 269.6 0.30 9 925 659 -10.1 -31.1 16 21.0 -13.2 5 47 269.0 269.0 264.6 269.9 0.31 10 904 836 -9.3 -37.3 8 28.0 -12.9 2 46 271.6 271.6 266.1 272.1 0.17 11 895 914 -8.7 -27.7 20 19.0 -12.0 0 45 273.0 273.0 267.5 274.3 0.44 12 882 1027 -7.7 -41.7 5 34.0 -12.0 360 44 275.2 275.2 268.4 275.5 0.11 13 879 1054 -7.5 -37.5 7 30.0 -11.7 360 43 275.6 275.7 268.8 276.2 0.17 14 870 1134 -7.9 -34.9 9 27.0 -11.9 360 42 276.0 276.1 269.1 276.7 0.23 15 869 1142 -8.1 -30.1 15 22.0 -11.8 360 42 275.9 276.0 269.3 277.0 0.36 16 864 1187 -8.3 -14.3 62 6.0 -9.9 360 41 276.2 276.4 271.4 280.3 1.46 17 859 1232 -8.3 -14.3 62 6.0 -9.9 360 41 276.6 276.9 271.6 280.8 1.47 18 855 1268 -8.3 -16.3 52 8.0 -10.3 360 41 277.0 277.2 271.5 280.6 1.25 19 852 1296 -7.9 -29.9 15 22.0 -11.7 360 41 277.7 277.7 270.4 278.8 0.37 20 850 1314 -7.7 -36.7 8 29.0 -11.9 360 41 278.1 278.1 270.4 278.7 0.19 21 848 1332 -7.7 -27.7 18 20.0 -11.4 360 41 278.3 278.3 270.9 279.7 0.46 22 847 1341 -7.9 -19.9 37 12.0 -10.6 359 41 278.2 278.3 271.6 280.9 0.93 23 841 1397 -8.3 -15.3 57 7.0 -10.1 358 41 278.3 278.5 272.5 282.3 1.38 24 836 1443 -8.5 -14.5 62 6.0 -10.1 358 41 278.6 278.8 272.8 282.8 1.48 25 826 1536 -9.3 -14.3 67 5.0 -10.6 356 41 278.7 278.9 272.9 283.1 1.53 26 814 1649 -9.7 -15.7 62 6.0 -11.2 354 41 279.4 279.7 273.1 283.4 1.38 27 776 2016 -12.3 -13.3 92 1.0 -12.6 350 42 280.5 280.8 274.3 285.6 1.76 28 774 2036 -11.9 -14.1 84 2.2 -12.5 350 42 281.1 281.4 274.5 285.9 1.66 29 770 2076 -10.5 -18.5 52 8.0 -12.4 350 43 283.0 283.2 274.8 286.5 1.15 30 763 2146 -9.7 -24.7 28 15.0 -12.8 350 43 284.6 284.8 274.9 286.7 0.68 31 735 2434 -10.5 -28.5 21 18.0 -13.8 345 44 286.8 286.9 275.8 288.4 0.50 32 726 2529 -10.1 -34.1 12 24.0 -14.0 344 42 288.3 288.3 276.3 289.2 0.29 33 704 2765 -11.5 -39.5 8 28.0 -15.4 340 39 289.3 289.3 276.6 289.9 0.18 34 700 2809 -11.7 -38.7 9 27.0 -15.5 340 40 289.5 289.6 276.7 290.2 0.19 35 697 2842 -11.9 -29.9 21 18.0 -15.1 340 40 289.7 289.7 277.2 291.1 0.46 36 663 3222 -15.3 -27.3 35 12.0 -17.5 344 43 290.0 290.1 277.6 292.0 0.61 37 644 3442 -17.1 -31.1 29 14.0 -19.3 344 44 290.4 290.5 277.6 291.8 0.44 38 634 3559 -18.1 -30.1 34 12.0 -20.0 342 43 290.6 290.6 277.7 292.1 0.49 39 631 3594 -18.3 -27.3 45 9.0 -19.8 341 43 290.7 290.8 278.0 292.8 0.65 40 618 3749 -19.9 -27.9 49 8.0 -21.2 338 43 290.6 290.7 277.9 292.6 0.62 41 615 3785 -20.3 -30.3 40 10.0 -21.8 337 44 290.6 290.7 277.7 292.2 0.50 42 592 4067 -22.7 -27.7 64 5.0 -23.5 330 45 291.0 291.1 278.2 293.1 0.66 43 591 4079 -22.9 -27.9 64 5.0 -23.7 330 45 290.9 291.0 278.1 292.9 0.65 44 585 4154 -23.3 -29.3 58 6.0 -24.2 328 45 291.3 291.4 278.2 293.1 0.58 45 564 4421 -24.5 -27.3 78 2.8 -24.9 323 46 292.9 293.0 279.2 295.2 0.72 46 537 4777 -26.1 -31.1 63 5.0 -26.8 320 42 295.1 295.2 279.9 296.9 0.53 47 510 5149 -29.1 -36.1 51 7.0 -29.8 320 41 295.9 295.9 280.0 297.0 0.34 48 500 5290 -30.5 -36.5 56 6.0 -31.1 320 41 295.9 295.9 280.0 297.0 0.34 49 498 5318 -30.7 -36.7 56 6.0 -31.3 320 41 295.9 296.0 280.0 297.1 0.33 50 492 5404 -31.5 -37.5 55 6.0 -32.1 320 41 296.0 296.1 280.0 297.0 0.31 51 490 5433 -31.7 -39.7 45 8.0 -32.4 320 41 296.1 296.1 280.0 296.9 0.25 52 400 6830 -43.3 -52.3 36 9.0 -43.6 320 37 298.7 298.7 280.9 299.0 0.08 53 333 8043 -51.9 -58.9 43 7.0 -52.0 285 28 303.0 303.0 282.7 303.2 0.04 54 300 8720 -52.3 -70.3 10 18.0 -52.5 300 41 311.6 311.6 285.9 311.7 0.01 55 250 9910 -49.5 -76.5 3 27.0 -49.9 320 39 332.5 332.5 292.4 332.5 0.00 56 200 11370 -48.3 -79.3 2 31.0 -48.9 340 29 356.3 356.3 298.0 356.3 0.00 57 150 13270 -47.5 -80.5 1 33.0 -48.3 320 35 388.2 388.2 303.5 388.2 0.00 58 100 15960 -46.3 -81.3 1 35.0 -47.7 300 37 438.3 438.3 309.7 438.3 0.01 59 94 16372 -45.5 -81.5 1 36.0 -47.0 304 36 447.7 447.7 310.6 447.7 0.01 60 93 16444 -42.9 -79.9 1 37.0 -44.9 305 35 454.2 454.2 311.3 454.2 0.01 61 79 17532 -47.9 -81.9 1 34.0 -49.3 270 30 465.5 465.5 312.3 465.6 0.01 62 72 18144 -48.3 -82.3 1 34.0 -49.8 287 34 477.2 477.2 313.2 477.2 0.01 63 70 18330 -47.9 -82.9 1 35.0 -49.5 305 36 481.9 481.9 313.6 481.9 0.01 64 66 18722 -44.3 -81.3 1 37.0 -46.6 311 34 497.9 497.9 314.8 498.0 0.01 65 55 19931 -49.9 -83.9 1 34.0 -51.5 354 12 511.7 511.7 315.8 511.8 0.01 66 51 20429 -46.5 -82.5 1 36.0 -48.8 329 24 530.9 530.9 317.0 530.9 0.01 67 50 20560 -47.5 -82.5 1 35.0 -49.7 315 12 531.5 531.5 317.0 531.6 0.01 68 43 21550 -49.5 -83.5 1 34.0 -51.5 298 21 550.0 550.0 318.1 550.1 0.01 69 41 21862 -48.9 -83.9 1 35.0 -51.1 304 25 559.1 559.1 318.6 559.1 0.01 70 39 22192 -46.1 -82.1 1 36.0 -49.1 318 30 574.2 574.2 319.4 574.3 0.01 71 36 22724 -45.1 -82.1 1 37.0 -48.6 339 19 590.1 590.1 320.2 590.2 0.01 72 32 23504 -48.1 -83.1 1 35.0 -51.0 29 13 602.3 602.3 320.7 602.4 0.01 73 30 23930 -47.1 -83.1 1 36.0 -50.4 5 20 616.2 616.2 321.3 616.3 0.01 74 29 24155 -47.3 -83.3 1 36.0 -50.7 12 13 621.7 621.7 321.6 621.8 0.01 75 29 24155 -45.5 -82.5 1 37.0 -49.4 12 13 626.6 626.7 321.7 626.8 0.02 76 26 24883 -46.9 -82.9 1 36.0 -50.7 32 30 642.5 642.6 322.4 642.7 0.02 77 23 25703 -43.5 -81.5 1 38.0 -48.8 8 26 675.5 675.5 323.6 675.7 0.02 78 20 26640 -46.1 -82.1 1 36.0 -50.8 350 28 695.1 695.1 324.3 695.3 0.02 79 19 26981 -46.9 -82.9 1 36.0 -51.5 350 29 702.9 702.9 324.6 703.0 0.02 80 16 28124 -45.9 -82.9 1 37.0 -51.5 4 40 741.5 741.5 325.7 741.7 0.03 81 16 28124 -44.3 -82.3 1 38.0 -50.5 4 40 746.7 746.8 325.8 747.0 0.03 82 15 28556 -45.3 -82.3 1 37.0 -51.3 356 32 757.3 757.3 326.1 757.6 0.03 83 14 29018 -43.9 -81.9 1 38.0 -50.8 32 29 777.2 777.2 326.7 777.5 0.03 84 12 30049 -46.5 -83.5 1 37.0 -52.8 17 14 803.0 803.0 327.3 803.3 0.03 85 11 30629 -45.1 -83.1 1 38.0 -52.4 353 28 828.3 828.3 327.9 828.6 0.04 86 10 31270 -42.1 -81.1 1 39.0 -51.2 5 45 862.4 862.4 328.7 862.9 0.06 87 10 31270 -40.9 -80.9 1 40.0 -50.7 5 45 866.9 866.9 328.8 867.4 0.06 88 9.1 31907 -44.1 -82.1 1 38.0 -52.7 878.3 878.3 329.0 878.8 0.05 89 8.7 32209 -43.9 -82.9 1 39.0 -52.8 890.4 890.5 329.2 890.9 0.05 90 8.4 32446 -40.7 -81.7 0 41.0 -51.4 912.0 912.0 329.7 912.6 0.06 91 8.3 32528 -41.1 -82.1 0 41.0 -51.7 913.5 913.6 329.7 914.1 0.06 92 8.1 32695 -36.9 -78.9 0 42.0 -50.0 936.6 936.6 330.1 937.7 0.10 93 8.0 32781 -36.3 -79.3 0 43.0 -49.8 942.3 942.4 330.2 943.3 0.09 94 7.5 33229 -35.5 -78.5 0 43.0 -49.9 963.1 963.2 330.6 964.4 0.11 TRP 333 8043 -51.9 -58.9 43 7.0 -52.0 285 28 303.0 303.0 282.7 303.2 0.04 WND Sounding variables and indices 1000-500 mb thick: 5229.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 42.39 % Est. max temperature: 4.20 C = 39.57 F Sfc-Lift cond lev (LCL): 898.22 mb = 885.81 m = 2906.17 ft T: -8.92 C 700-500 lapse rate: 7.58 C/km ThetaE index: 2.13 C Layer 855.0- 848.0 mb Conv cond level (CCL): 463.63 mb = 5813.64 m = 19073.38 ft Mean mixing ratio: 0.43 g/kg Conv temperature: 24.33 C = 75.79 F Cap Strength: 24.26 C Lifted Index: 24.09 C Risk: None Lifted Index @300 mb: 31.88 C Lifted Index @700 mb: 21.56 C Showalter Index: 14.42 C Risk: None Total Totals Index: 16.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: -6.20 C K Index: -40.90 Risk: None Sweat Index: 123.00 Risk: None Energy Index: 3.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 43.48 J/kg Max Up Vert Vel: 9.33 m/s Conv Inhibition (B-): 77092.48 J/kg Cap Strength: 24.22 C Lift Cond Lev (LCL): 735.32 mb = 2430.64 m = 7974.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 31 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1007 15 30 5 -2.5 -4.3 | 186 26 2.5 26.0 1 1000 61 30 5 -2.5 -4.3 | 186 26 2.5 26.0 2 969 305 350 28 4.9 -27.6 | 255 10 9.9 2.7 3 931 610 360 48 -0.0 -48.0 | 344 18 5.0 -17.7 4 925 659 5 47 -4.1 -46.8 | 357 17 0.9 -16.5 5 895 914 360 45 -0.0 -45.0 | 341 16 5.0 -14.7 6 860 1219 360 41 -0.0 -41.0 | 335 12 5.0 -10.7 7 850 1314 360 41 -0.0 -41.0 | 335 12 5.0 -10.7 8 795 1829 350 41 7.1 -40.4 | 310 16 12.1 -10.1 9 764 2134 350 43 7.5 -42.3 | 314 17 12.5 -12.1 10 735 2438 345 44 11.4 -42.5 | 307 20 16.4 -12.2 11 706 2743 340 38 13.0 -35.7 | 287 19 18.0 -5.4 12 700 2809 340 40 13.7 -37.6 | 291 20 18.7 -7.3 13 650 3353 345 44 11.4 -42.5 | 307 20 16.4 -12.2 14 624 3658 340 43 14.7 -40.4 | 297 22 19.7 -10.1 15 574 4267 325 46 26.4 -37.7 | 283 32 31.4 -7.4 16 551 4572 320 46 29.6 -35.2 | 278 35 34.6 -5.0 17 529 4877 320 40 25.7 -30.6 | 271 31 30.7 -0.4 18 500 5290 320 41 26.4 -31.4 | 272 31 31.4 -1.1 19 445 6096 320 40 25.7 -30.6 | 271 31 30.7 -0.4 20 400 6830 320 37 23.8 -28.3 | 266 29 28.8 1.9 21 372 7315 315 40 28.3 -28.3 | 267 33 33.3 2.0 22 355 7620 305 33 27.0 -18.9 | 250 34 32.0 11.4 23 333 8043 285 28 27.0 -7.2 | 234 39 32.0 23.0 24 324 8230 275 32 31.9 -2.8 | 233 46 36.9 27.5 25 300 8720 300 41 35.5 -20.5 | 256 42 40.5 9.8 26 295 8839 295 45 40.8 -19.0 | 256 47 45.8 11.3 27 281 9144 310 37 28.3 -23.8 | 259 34 33.3 6.5 28 250 9910 320 39 25.1 -29.9 | 269 30 30.1 0.4 29 213 10973 325 34 19.5 -27.9 | 264 25 24.5 2.4 30 200 11370 340 29 9.9 -27.3 | 259 15 14.9 3.0 31 194 11582 320 37 23.8 -28.3 | 266 29 28.8 1.9 32 161 12802 320 45 28.9 -34.5 | 277 34 33.9 -4.2 33 150 13270 320 35 22.5 -26.8 | 263 28 27.5 3.5 34 147 13411 320 38 24.4 -29.1 | 268 29 29.4 1.2 35 128 14326 300 36 31.2 -18.0 | 251 38 36.2 12.3 36 122 14630 315 38 26.9 -26.9 | 264 32 31.9 3.4 37 117 14935 280 35 34.5 -6.1 | 238 46 39.5 24.2 38 111 15240 275 26 25.9 -2.3 | 228 42 30.9 28.0 39 102 15850 290 44 41.3 -15.0 | 252 49 46.3 15.2 40 100 15960 300 37 32.0 -18.5 | 252 39 37.0 11.8 41 97 16154 300 37 32.0 -18.5 | 252 39 37.0 11.8 42 93 16459 305 35 28.7 -20.1 | 253 35 33.7 10.2 43 89 16764 280 16 15.8 -2.8 | 217 34 20.8 27.5 44 81 17374 280 29 28.6 -5.0 | 233 42 33.6 25.2 45 77 17678 260 31 30.5 5.4 | 225 50 35.5 35.7 46 70 18288 295 35 31.7 -14.8 | 247 40 36.7 15.5 47 70 18330 305 36 29.5 -20.6 | 254 36 34.5 9.6 48 67 18593 305 36 29.5 -20.6 | 254 36 34.5 9.6 49 59 19507 345 20 5.2 -19.3 | 223 15 10.2 11.0 50 56 19812 15 11 -2.8 -10.6 | 186 20 2.2 19.7 51 53 20117 320 14 9.0 -10.7 | 216 24 14.0 19.6 52 51 20422 330 25 12.5 -21.7 | 244 20 17.5 8.6 53 50 20560 315 12 8.5 -8.5 | 212 26 13.5 21.8 54 49 20726 330 11 5.5 -9.5 | 207 23 10.5 20.8 55 47 21031 295 14 12.7 -5.9 | 216 30 17.7 24.4 56 44 21336 305 19 15.6 -10.9 | 227 28 20.6 19.4 57 42 21641 295 22 19.9 -9.3 | 230 33 24.9 21.0 58 39 22250 320 31 19.9 -23.7 | 255 26 24.9 6.5 59 37 22555 350 19 3.3 -18.7 | 216 14 8.3 11.6 60 35 22860 330 19 9.5 -16.5 | 226 20 14.5 13.8 61 34 23165 35 11 -6.3 -9.0 | 176 21 -1.3 21.3 62 31 23774 25 14 -5.9 -12.7 | 177 18 -0.9 17.6 63 30 23930 5 20 -1.7 -19.9 | 197 11 3.3 10.4 64 29 24079 15 10 -2.6 -9.7 | 187 21 2.4 20.6 65 28 24384 5 22 -1.9 -21.9 | 200 9 3.1 8.4 66 27 24689 40 29 -18.6 -22.2 | 121 16 -13.6 8.1 67 24 25298 15 32 -8.3 -30.9 | 79 3 -3.3 -0.6 68 22 25908 5 23 -2.0 -22.9 | 202 8 3.0 7.4 69 21 26213 35 13 -7.5 -10.6 | 173 20 -2.5 19.6 70 20 26518 5 15 -1.3 -14.9 | 194 16 3.7 15.3 71 20 26640 350 28 4.9 -27.6 | 255 10 9.9 2.7 72 19 27127 350 29 5.0 -28.6 | 260 10 10.0 1.7 73 18 27432 360 28 -0.0 -28.0 | 245 5 5.0 2.3 74 16 28042 5 42 -3.7 -41.8 | 353 12 1.3 -11.6 75 15 28651 355 30 2.6 -29.9 | 267 8 7.6 0.4 76 14 29261 55 28 -22.9 -16.1 | 128 23 -17.9 14.2 77 12 29870 65 13 -11.8 -5.5 | 165 26 -6.8 24.8 78 12 30175 345 15 3.9 -14.5 | 209 18 8.9 15.8 79 10 31270 5 45 -3.9 -44.8 | 356 15 1.1 -14.5 Wind Parameters Mean winds (0-6000m): 339.4 at 40.9 knts Storm direction: 9.4 at 30.7 knts Shear (0-3000m) pos: 0.5 neg: 6.4 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 111.6 deg Storm rel helicity (0-3000m) pos: 126.9 neg: -88.2 tot: 38.7 m^2/s^2 ave: 12.9 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 13.8 stream: 3.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.82 Bulk Shear: 52.81 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 355 23 222 10| 0.0 38.8 38.8| 76.1 -4.5 71.6 143.3 0.67| 42.1 28.3 1000 360 34 306 7| 1.5 19.4 20.9|107.1 -20.5 86.6 86.6 0.56| 28.6 16.0 1500 359 37 319 8| 1.0 12.2 13.2|107.1 -32.1 75.0 50.0 0.45| 20.9 9.5 2000 357 38 318 10| 0.8 9.6 10.4|109.7 -44.8 64.9 32.4 0.37| 17.1 6.4 2500 355 39 316 12| 0.6 7.9 8.5|111.5 -65.5 46.0 18.4 0.29| 15.0 4.4 3000 353 39 311 13| 0.5 6.4 7.0|126.9 -88.2 38.7 12.9 0.24| 13.8 3.4 4000 349 40 307 15| 0.6 5.2 5.8|143.0-130.9 12.1 3.0 0.17| 12.1 2.0 5000 344 41 299 19| 0.5 3.9 4.4|144.5-216.1 -71.6 -14.3 0.05| 11.2 0.6 6000 339 41 292 21| 0.4 3.2 3.6|148.4-221.4 -73.0 -12.2 0.05| 9.5 0.5 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20251216.12.gif