UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 3 MAY 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 ------------------------------------------------------------------------------- 0 1000 0 170 5 SFC 999 15 2.6 1.4 92 1.2 2.1 170 5 275.8 276.5 275.3 287.3 4.23 2 984 136 1.4 1.4 100 0.0 1.4 189 10 275.8 276.5 275.3 287.5 4.30 3 927 609 -1.3 -1.3 100 0.0 -1.3 230 14 277.8 278.4 275.7 288.1 3.75 4 925 626 -1.3 -1.3 100 0.0 -1.3 235 13 278.0 278.6 275.8 288.3 3.75 5 916 704 -0.9 -0.9 100 0.0 -0.9 239 13 279.2 279.8 276.6 290.0 3.91 6 912 739 0.2 0.2 100 0.0 0.2 241 13 280.6 281.4 277.9 292.5 4.25 7 904 810 0.6 -0.3 94 0.9 0.2 245 14 281.8 282.5 278.3 293.3 4.14 8 880 1025 -0.3 -1.6 91 1.3 -0.9 241 13 283.0 283.7 278.6 293.9 3.86 9 853 1274 -2.1 -2.1 100 0.0 -2.1 222 12 283.7 284.3 278.9 294.5 3.84 10 850 1302 -2.1 -2.1 100 0.0 -2.1 220 12 283.9 284.6 279.0 294.8 3.85 11 836 1434 -3.1 -3.8 95 0.7 -3.4 224 12 284.2 284.8 278.6 294.1 3.45 12 833 1462 -2.9 -5.1 85 2.2 -3.7 224 12 284.7 285.3 278.5 293.7 3.14 13 825 1539 -3.1 -6.7 76 3.6 -4.4 227 12 285.3 285.8 278.3 293.4 2.80 14 823 1558 -3.3 -6.9 76 3.6 -4.6 227 12 285.3 285.8 278.3 293.3 2.77 15 759 2192 -8.5 -8.5 100 0.0 -8.5 225 7 286.4 286.8 278.6 294.1 2.65 16 700 2815 -12.9 -12.9 100 0.0 -12.9 220 3 288.2 288.6 278.7 294.2 2.02 17 695 2870 -13.5 -13.5 100 0.0 -13.5 234 3 288.1 288.5 278.6 293.9 1.94 18 694 2881 -13.5 -13.9 97 0.4 -13.6 237 3 288.2 288.6 278.6 293.8 1.88 19 693 2892 -12.5 -15.8 76 3.3 -13.4 239 3 289.5 289.8 278.8 294.3 1.61 20 624 3683 -18.7 -20.3 87 1.6 -19.0 349 2 291.2 291.4 279.1 294.9 1.22 21 618 3755 -19.3 -21.4 83 2.1 -19.7 338 3 291.3 291.5 279.0 294.8 1.12 22 615 3791 -19.5 -24.2 66 4.7 -20.4 332 3 291.5 291.6 278.7 294.2 0.88 23 612 3828 -19.9 -23.7 72 3.8 -20.6 327 4 291.4 291.6 278.7 294.3 0.92 24 609 3864 -20.1 -24.7 67 4.6 -21.0 321 4 291.6 291.8 278.7 294.3 0.85 25 607 3888 -20.1 -28.1 49 8.0 -21.4 317 4 291.9 292.0 278.6 293.9 0.62 26 604 3925 -20.5 -28.5 49 8.0 -21.8 312 5 291.8 291.9 278.5 293.8 0.60 27 592 4073 -21.5 -27.5 58 6.0 -22.5 288 7 292.4 292.5 278.9 294.5 0.68 28 586 4148 -22.1 -29.1 53 7.0 -23.2 277 7 292.5 292.6 278.8 294.4 0.59 29 583 4186 -22.1 -33.1 36 11.0 -23.6 271 8 292.9 293.0 278.7 294.3 0.40 30 577 4262 -22.3 -31.3 44 9.0 -23.6 259 9 293.6 293.7 279.1 295.2 0.48 31 557 4521 -24.1 -35.1 36 11.0 -25.4 255 9 294.4 294.5 279.4 295.6 0.35 32 546 4666 -25.1 -34.1 43 9.0 -26.2 255 8 294.9 295.0 279.6 296.2 0.39 33 542 4719 -25.5 -37.5 32 12.0 -26.8 255 8 295.1 295.1 279.6 296.0 0.28 34 540 4746 -25.5 -34.5 43 9.0 -26.6 255 8 295.4 295.4 279.8 296.6 0.38 35 538 4773 -25.7 -38.7 29 13.0 -27.1 255 8 295.4 295.5 279.7 296.3 0.25 36 536 4800 -25.7 -38.7 29 13.0 -27.1 255 8 295.8 295.8 279.8 296.6 0.25 37 535 4814 -25.9 -38.9 28 13.0 -27.2 255 8 295.7 295.7 279.8 296.5 0.25 38 522 4991 -27.5 -37.5 38 10.0 -28.5 252 9 295.8 295.9 279.9 296.8 0.29 39 500 5300 -29.5 -41.5 30 12.0 -30.5 270 10 297.1 297.1 280.3 297.8 0.20 40 497 5343 -29.7 -43.7 24 14.0 -30.8 270 10 297.3 297.4 280.4 297.9 0.16 41 489 5458 -30.7 -44.7 24 14.0 -31.7 270 10 297.5 297.5 280.4 298.0 0.15 42 477 5633 -32.1 -46.1 24 14.0 -33.0 270 11 297.9 297.9 280.6 298.3 0.13 43 457 5933 -34.5 -47.5 26 13.0 -35.3 277 12 298.6 298.6 280.9 299.0 0.11 44 453 5994 -34.7 -47.7 26 13.0 -35.5 280 12 299.1 299.1 281.1 299.5 0.11 45 447 6086 -35.5 -45.5 35 10.0 -36.1 284 13 299.2 299.2 281.2 299.7 0.15 46 437 6243 -36.3 -54.3 14 18.0 -37.1 285 16 300.1 300.1 281.5 300.3 0.05 47 420 6517 -37.7 -55.7 14 18.0 -38.4 285 22 301.8 301.8 282.1 301.9 0.05 48 412 6648 -38.7 -57.7 12 19.0 -39.4 285 25 302.1 302.1 282.3 302.3 0.04 49 400 6850 -40.3 -55.3 19 15.0 -40.9 285 30 302.6 302.6 282.5 302.8 0.05 50 390 7022 -41.7 -53.7 26 12.0 -42.2 286 30 303.0 303.0 282.7 303.2 0.07 51 381 7180 -43.1 -50.1 46 7.0 -43.4 287 30 303.2 303.2 282.8 303.5 0.10 52 367 7431 -45.1 -55.1 32 10.0 -45.4 289 30 303.8 303.8 283.0 304.0 0.06 53 363 7504 -45.7 -54.7 36 9.0 -46.0 289 30 303.9 303.9 283.1 304.1 0.06 54 357 7615 -46.3 -56.3 31 10.0 -46.6 290 30 304.6 304.6 283.3 304.8 0.05 55 352 7709 -46.9 -54.9 40 8.0 -47.1 287 31 305.0 305.0 283.5 305.2 0.06 56 300 8760 -50.5 -63.5 20 13.0 -50.8 285 25 314.2 314.2 286.8 314.3 0.02 57 289 9003 -52.3 -64.3 22 12.0 -52.5 290 25 315.0 315.0 287.1 315.1 0.02 58 250 9950 -49.1 -75.1 3 26.0 -49.6 265 20 333.1 333.1 292.6 333.1 0.01 59 200 11420 -46.1 -76.1 2 30.0 -46.9 255 15 359.8 359.8 298.7 359.8 0.01 60 150 13330 -47.1 -78.1 2 31.0 -48.0 225 15 388.9 388.9 303.6 388.9 0.01 61 100 16000 -50.1 -81.1 1 31.0 -51.0 215 20 430.9 430.9 308.9 431.0 0.01 62 83 17219 -48.5 -81.5 1 33.0 -49.8 228 15 457.8 457.8 311.5 457.8 0.01 63 75 17880 -51.3 -83.3 1 32.0 -52.4 214 11 465.4 465.4 312.3 465.4 0.01 64 72 18146 -49.5 -82.5 1 33.0 -50.8 210 14 474.6 474.6 313.0 474.7 0.01 65 70 18330 -49.9 -82.9 1 33.0 -51.2 240 6 477.6 477.6 313.2 477.7 0.01 66 61 19229 -50.7 -83.7 1 33.0 -52.1 207 15 495.0 495.0 314.6 495.1 0.01 67 60 19338 -48.9 -82.9 1 34.0 -50.5 216 13 501.4 501.4 315.1 501.4 0.01 68 54 20027 -50.9 -83.9 1 33.0 -52.4 192 10 512.1 512.1 315.8 512.2 0.01 69 52 20274 -49.9 -82.9 1 33.0 -51.5 198 10 520.0 520.0 316.3 520.1 0.01 70 50 20530 -50.7 -83.7 1 33.0 -52.3 195 12 524.0 524.0 316.5 524.0 0.01 71 39 22144 -51.7 -84.7 1 33.0 -53.5 190 6 560.1 560.1 318.6 560.1 0.01 72 37 22486 -50.5 -84.5 1 34.0 -52.6 175 4 571.6 571.6 319.2 571.7 0.01 73 34 23036 -51.7 -84.7 1 33.0 -53.7 151 2 582.5 582.5 319.8 582.5 0.01 74 32 23430 -50.5 -84.5 1 34.0 -52.8 123 5 595.9 595.9 320.4 595.9 0.01 75 30 23850 -51.3 -85.3 1 34.0 -53.6 130 7 604.8 604.8 320.8 604.8 0.01 76 25 25038 -51.3 -85.3 1 34.0 -53.9 132 10 637.2 637.2 322.2 637.2 0.01 77 21 26179 -48.9 -83.9 1 35.0 -52.6 97 8 677.0 677.0 323.7 677.1 0.02 78 21 26179 -48.9 -83.9 1 35.0 -52.6 97 8 677.0 677.0 323.7 677.1 0.02 79 21 26179 -48.7 -83.7 1 35.0 -52.4 97 8 677.6 677.6 323.7 677.7 0.02 80 20 26500 -49.5 -84.5 1 35.0 -53.1 70 7 684.7 684.7 323.9 684.8 0.02 81 17 27564 -50.1 -84.1 1 34.0 -53.9 63 9 715.3 715.3 324.9 715.5 0.02 82 16 27962 -47.5 -83.5 1 36.0 -52.4 78 14 736.3 736.3 325.6 736.5 0.02 83 14 28846 -46.7 -82.7 1 36.0 -52.4 110 18 767.7 767.7 326.4 767.9 0.03 84 13 29337 -47.7 -83.7 1 36.0 -53.2 99 16 780.7 780.7 326.8 780.9 0.03 85 10 31080 -45.1 -82.1 1 37.0 -52.8 0 0 851.2 851.2 328.4 851.7 0.05 86 9.3 31563 -46.1 -83.1 1 37.0 -53.6 13 5 865.2 865.3 328.7 865.7 0.04 87 7.8 32740 -42.3 -81.3 1 39.0 -52.5 45 16 925.1 925.1 329.9 925.8 0.07 88 7.2 33279 -42.7 -81.7 1 39.0 -53.0 60 21 944.9 944.9 330.2 945.6 0.07 89 7.0 33470 -40.7 -81.7 0 41.0 -52.3 65 23 960.8 960.8 330.5 961.6 0.07 90 6.5 33975 -40.1 -81.1 0 41.0 -52.4 983.9 984.0 330.9 984.9 0.09 91 6.0 34526 -36.3 -79.3 0 43.0 -51.4 1023.1 1023.2 331.5 1024.6 0.12 TRP 289 9003 -52.3 -64.3 22 12.0 -52.5 290 25 315.0 315.0 287.1 315.1 0.02 WND Sounding variables and indices 1000-500 mb thick: 5300.00 m Freezing level: 954.44 mb = 381.13 m = 1250.42 ft Freezing level: 912.73 mb = 732.67 m = 2403.76 ft Freezing level: 888.00 mb = 953.53 m = 3128.35 ft Wetbulb zero: 954.78 mb = 374.82 m = 1229.71 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 76.79 % Est. max temperature: 10.74 C = 51.32 F Sfc-Lift cond lev (LCL): 980.49 mb = 164.11 m = 538.41 ft T: 1.24 C 700-500 lapse rate: 6.68 C/km ThetaE index: 1.55 C Layer 836.0- 759.0 mb Conv cond level (CCL): 958.84 mb = 341.17 m = 1119.32 ft Mean mixing ratio: 4.05 g/kg Conv temperature: 3.45 C = 38.22 F Cap Strength: 7.09 C Lifted Index: 7.69 C Risk: None Lifted Index @300 mb: 18.03 C Lifted Index @700 mb: 3.55 C Showalter Index: 3.12 C Risk: None Total Totals Index: 54.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.40 C Cross Totals Index: 27.40 C K Index: 25.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 150.00 Risk: None Energy Index: 0.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.75 J/kg Max Up Vert Vel: 6.75 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 7.51 C Lift Cond Lev (LCL): 945.06 mb = 456.00 m = 1496.03 ft Lev Free Conv (LFC): 940.06 mb = 498.06 m = 1634.03 ft Equ Level (EL): 920.06 mb = 668.77 m = 2194.11 ft B at Equ Level: 21.54 J/kg Max Parcel Lev (MPL): 890.06 mb = 934.35 m = 3065.43 ft Wind level data Storm motion: 272 at 6 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 ---------------------------------------------------------- 0 999 15 170 5 -0.9 4.9 | 125 9 -7.2 5.2 1 963 305 215 16 9.2 13.1 | 192 14 2.8 13.3 2 927 610 230 14 10.7 9.0 | 205 10 4.3 9.2 3 925 626 235 13 10.6 7.5 | 209 9 4.3 7.7 4 892 914 250 14 13.2 4.8 | 233 8 6.8 5.0 5 859 1219 225 12 8.5 8.5 | 194 9 2.1 8.7 6 850 1302 220 12 7.7 9.2 | 188 10 1.3 9.4 7 794 1829 235 12 9.8 6.9 | 206 8 3.5 7.1 8 764 2134 225 8 5.7 5.7 | 173 6 -0.7 5.9 9 735 2438 225 5 3.5 3.5 | 143 5 -2.8 3.8 10 706 2743 205 6 2.5 5.4 | 146 7 -3.8 5.7 11 700 2815 220 3 1.9 2.3 | 120 5 -4.4 2.5 12 651 3353 0 0 -0.0 -0.0 | 92 6 -6.4 0.2 13 625 3658 350 2 0.3 -2.0 | 74 6 -6.0 -1.7 14 575 4267 255 9 8.7 2.3 | 222 3 2.3 2.6 15 529 4877 255 8 7.7 2.1 | 210 3 1.4 2.3 16 508 5182 245 10 9.1 4.2 | 211 5 2.7 4.5 17 500 5300 270 10 10.0 -0.0 | 266 4 3.6 0.2 18 466 5791 270 11 11.0 -0.0 | 267 5 4.6 0.2 19 446 6096 285 13 12.6 -3.4 | 297 7 6.2 -3.1 20 400 6850 285 30 29.0 -7.8 | 288 24 22.6 -7.5 21 356 7620 290 30 28.2 -10.3 | 295 24 21.8 -10.0 22 340 7925 280 34 33.5 -5.9 | 282 28 27.1 -5.7 23 325 8230 290 30 28.2 -10.3 | 295 24 21.8 -10.0 24 300 8760 285 25 24.1 -6.5 | 289 19 17.8 -6.2 25 296 8839 275 28 27.9 -2.4 | 276 22 21.5 -2.2 26 289 9003 290 25 23.5 -8.6 | 296 19 17.1 -8.3 27 283 9144 290 25 23.5 -8.6 | 296 19 17.1 -8.3 28 270 9449 260 24 23.6 4.2 | 256 18 17.3 4.4 29 258 9754 275 19 18.9 -1.7 | 276 13 12.6 -1.4 30 250 9950 265 20 19.9 1.7 | 262 14 13.5 2.0 31 235 10363 250 17 16.0 5.8 | 238 11 9.6 6.0 32 214 10973 275 16 15.9 -1.4 | 277 10 9.6 -1.2 33 200 11420 255 15 14.5 3.9 | 243 9 8.1 4.1 34 178 12192 235 15 12.3 8.6 | 214 11 5.9 8.8 35 162 12802 220 13 8.4 10.0 | 191 10 2.0 10.2 36 150 13330 225 15 10.6 10.6 | 201 12 4.2 10.8 37 148 13411 235 16 13.1 9.2 | 216 12 6.7 9.4 38 135 14021 260 13 12.8 2.3 | 249 7 6.4 2.5 39 129 14326 225 10 7.1 7.1 | 185 7 0.7 7.3 40 123 14630 215 10 5.7 8.2 | 176 8 -0.6 8.4 41 118 14935 225 15 10.6 10.6 | 201 12 4.2 10.8 42 112 15240 235 16 13.1 9.2 | 216 12 6.7 9.4 43 107 15545 235 13 10.6 7.5 | 209 9 4.3 7.7 44 102 15850 230 7 5.4 4.5 | 168 5 -1.0 4.7 45 100 16000 215 20 11.5 16.4 | 197 17 5.1 16.6 46 98 16154 215 20 11.5 16.4 | 197 17 5.1 16.6 47 93 16459 235 13 10.6 7.5 | 209 9 4.3 7.7 48 89 16764 235 10 8.2 5.7 | 197 6 1.8 6.0 49 81 17374 225 17 12.0 12.0 | 205 13 5.6 12.3 50 77 17678 230 10 7.7 6.4 | 191 7 1.3 6.7 51 74 17983 205 11 4.6 10.0 | 170 10 -1.7 10.2 52 70 18288 215 16 9.2 13.1 | 192 14 2.8 13.3 53 70 18330 240 6 5.2 3.0 | 160 3 -1.2 3.2 54 67 18593 240 10 8.7 5.0 | 204 6 2.3 5.2 55 64 18898 200 10 3.4 9.4 | 163 10 -3.0 9.6 56 61 19202 205 15 6.3 13.6 | 180 14 -0.0 13.8 57 58 19507 230 10 7.7 6.4 | 191 7 1.3 6.7 58 53 20117 185 10 0.9 10.0 | 152 12 -5.5 10.2 59 51 20422 210 10 5.0 8.7 | 171 9 -1.4 8.9 60 50 20530 195 12 3.1 11.6 | 165 12 -3.3 11.8 61 49 20726 190 10 1.7 9.8 | 155 11 -4.6 10.1 62 46 21031 210 11 5.5 9.5 | 175 10 -0.9 9.8 63 44 21336 225 10 7.1 7.1 | 185 7 0.7 7.3 64 33 23165 145 1 -0.6 0.8 | 99 7 -7.0 1.1 65 30 23774 95 10 -10.0 0.9 | 94 16 -16.3 1.1 66 30 23850 130 7 -5.4 4.5 | 112 13 -11.7 4.7 67 29 24079 145 15 -8.6 12.3 | 130 20 -15.0 12.5 68 28 24384 90 7 -7.0 0.0 | 91 13 -13.4 0.2 69 25 24994 125 10 -8.2 5.7 | 112 16 -14.6 6.0 70 24 25298 170 10 -1.7 9.8 | 141 13 -8.1 10.1 71 20 26500 70 7 -6.6 -2.4 | 81 13 -13.0 -2.2 72 19 26822 75 10 -9.7 -2.6 | 82 16 -16.0 -2.4 73 18 27127 95 10 -10.0 0.9 | 94 16 -16.3 1.1 74 17 27432 70 5 -4.7 -1.7 | 82 11 -11.1 -1.5 75 17 27737 55 13 -10.6 -7.5 | 67 18 -17.0 -7.2 76 16 28042 85 14 -13.9 -1.2 | 87 20 -20.3 -1.0 77 15 28346 65 16 -14.5 -6.8 | 73 22 -20.9 -6.5 78 14 28651 100 22 -21.7 3.8 | 98 28 -28.0 4.1 79 14 28956 115 16 -14.5 6.8 | 109 22 -20.9 7.0 80 13 29261 105 15 -14.5 3.9 | 101 21 -20.9 4.1 81 13 29566 85 19 -18.9 -1.7 | 87 25 -25.3 -1.4 82 10 31080 0 0 -0.0 -0.0 | 92 6 -6.4 0.2 83 7 33470 65 23 -20.8 -9.7 | 71 29 -27.2 -9.5 Wind Parameters Mean winds (0-6000m): 242.1 at 8.5 knts Storm direction: 272.1 at 6.4 knts Shear (0-3000m) pos: 1.8 neg: 1.2 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): -33.3 deg Storm rel helicity (0-3000m) pos: 62.9 neg: -32.5 tot: 30.4 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 0.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.96 Bulk Shear: 5.74 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 ------------------------------------------------------------------------------- 500 213 13 182 11| 12.8 0.0 12.8| 44.5 0.0 44.5 89.1 0.89| 17.4 15.4 1000 227 13 199 10| 6.5 0.0 6.5| 56.8 -4.6 52.2 52.2 0.72| 13.0 9.3 1500 227 13 199 9| 4.4 1.3 5.6| 59.3 -15.5 43.8 29.2 0.46| 10.7 4.9 2000 228 13 199 9| 2.9 1.0 3.8| 62.7 -19.8 42.9 21.4 0.38| 9.2 3.5 2500 228 11 195 8| 2.3 1.4 3.7| 62.7 -25.9 36.8 14.7 0.23| 8.4 2.0 3000 227 10 188 7| 1.8 1.2 3.0| 62.9 -32.5 30.4 10.1 0.10| 8.2 0.8 4000 230 8 177 5| 1.3 0.3 1.5| 63.7 -41.2 22.5 5.6 -0.02| 7.4 -0.2 5000 235 8 183 5| 1.0 0.4 1.4| 63.7 -43.6 20.1 4.0 -0.11| 6.8 -0.7 6000 242 9 195 4| 1.4 0.3 1.7| 70.9 -43.6 27.3 4.6 -0.01| 6.4 -0.1 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250503.12.gif