UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042400.upa.cvt Date: 0000Z 24 APR 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:0000Z 24 APR 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 1011 15 8.0 -2.0 49 10.0 3.7 355 4 280.3 280.8 276.3 289.4 3.26 1 1008 38 6.8 -2.2 53 9.0 3.0 339 5 279.3 279.9 275.8 288.3 3.22 2 1000 100 6.4 -2.6 53 9.0 2.7 295 7 279.5 280.1 275.8 288.4 3.15 3 925 732 0.0 -3.8 76 3.8 -1.5 340 9 279.3 279.8 275.6 288.0 3.12 4 918 793 -0.5 -3.7 79 3.2 -1.7 340 9 279.4 279.9 275.7 288.3 3.16 5 915 819 -0.5 -4.4 75 3.9 -2.0 340 9 279.7 280.2 275.7 288.1 3.01 6 893 1013 -2.5 -4.1 89 1.6 -3.1 348 10 279.6 280.1 275.8 288.4 3.16 7 879 1138 -3.1 -7.4 72 4.3 -4.6 358 10 280.2 280.6 275.2 287.3 2.49 8 850 1402 -5.3 -7.7 83 2.4 -6.1 20 11 280.6 281.0 275.5 287.7 2.52 9 801 1865 -9.3 -9.3 100 0.0 -9.3 1 10 281.1 281.5 275.6 287.9 2.36 10 760 2270 -11.5 -14.7 77 3.2 -12.3 23 6 283.0 283.3 275.5 287.7 1.61 11 758 2290 -11.3 -15.5 71 4.2 -12.4 25 6 283.4 283.7 275.6 287.9 1.51 12 741 2464 -12.5 -17.3 67 4.8 -13.7 41 6 284.0 284.2 275.6 287.9 1.33 13 739 2484 -12.5 -17.3 67 4.8 -13.7 42 6 284.2 284.4 275.7 288.2 1.33 14 716 2725 -14.5 -18.5 72 4.0 -15.4 54 6 284.6 284.8 275.7 288.3 1.24 15 712 2767 -14.5 -19.5 66 5.0 -15.6 48 5 285.0 285.2 275.9 288.5 1.14 16 700 2896 -15.3 -21.3 60 6.0 -16.6 5 1 285.5 285.7 275.9 288.6 1.00 17 669 3236 -17.1 -24.1 55 7.0 -18.4 51 2 287.2 287.4 276.5 289.8 0.81 18 653 3416 -18.7 -24.7 59 6.0 -19.8 75 3 287.4 287.6 276.6 289.9 0.79 19 632 3659 -19.9 -25.9 59 6.0 -21.0 108 4 288.8 288.9 277.2 291.1 0.73 20 586 4215 -22.3 -29.3 53 7.0 -23.4 132 8 292.3 292.4 278.7 294.1 0.58 21 583 4253 -22.3 -30.3 48 8.0 -23.5 134 9 292.7 292.8 278.8 294.4 0.53 22 534 4890 -27.5 -32.5 62 5.0 -28.1 115 11 293.9 294.0 279.3 295.5 0.47 23 520 5080 -28.7 -34.7 56 6.0 -29.3 157 12 294.7 294.8 279.6 296.0 0.39 24 509 5233 -28.9 -37.9 42 9.0 -29.8 175 13 296.3 296.3 280.1 297.3 0.29 25 500 5360 -29.9 -37.9 46 8.0 -30.7 160 13 296.6 296.6 280.3 297.6 0.29 26 491 5490 -30.5 -39.5 41 9.0 -31.3 154 13 297.4 297.4 280.6 298.3 0.25 27 488 5534 -30.7 -42.7 30 12.0 -31.7 152 13 297.7 297.7 280.6 298.3 0.18 28 483 5607 -31.1 -43.1 30 12.0 -32.0 149 13 298.1 298.1 280.7 298.7 0.18 29 468 5831 -32.3 -42.3 36 10.0 -33.1 141 13 299.3 299.3 281.3 300.0 0.20 30 443 6217 -35.3 -47.3 28 12.0 -36.0 154 12 300.2 300.2 281.6 300.6 0.12 31 433 6377 -35.9 -57.9 9 22.0 -36.8 159 13 301.4 301.4 282.0 301.6 0.04 32 432 6393 -35.9 -60.9 6 25.0 -36.8 160 13 301.6 301.6 282.1 301.7 0.02 33 414 6690 -36.1 -65.1 3 29.0 -37.1 273 10 305.1 305.1 283.4 305.1 0.01 34 400 6930 -35.1 -64.1 4 29.0 -36.2 315 37 309.4 309.4 285.1 309.4 0.02 35 398 6965 -35.1 -63.1 4 28.0 -36.2 313 33 309.8 309.8 285.2 309.9 0.02 36 389 7124 -35.9 -60.9 6 25.0 -36.9 310 35 310.8 310.8 285.7 310.9 0.03 37 378 7324 -35.1 -66.1 3 31.0 -36.2 310 46 314.4 314.4 286.9 314.5 0.01 38 372 7435 -36.1 -68.1 2 32.0 -37.2 310 53 314.5 314.5 286.9 314.6 0.01 39 369 7491 -36.1 -69.1 2 33.0 -37.2 310 56 315.3 315.3 287.2 315.3 0.01 40 366 7548 -35.1 -68.1 2 33.0 -36.3 310 60 317.3 317.3 287.9 317.4 0.01 41 360 7663 -36.3 -67.3 3 31.0 -37.4 310 67 317.2 317.2 287.8 317.3 0.01 42 359 7682 -35.3 -64.3 4 29.0 -36.5 310 68 318.8 318.8 288.4 318.9 0.02 43 355 7760 -34.9 -61.9 5 27.0 -36.1 310 73 320.4 320.4 288.9 320.5 0.03 44 340 8059 -38.3 -63.3 5 25.0 -39.2 310 90 319.7 319.7 288.7 319.8 0.02 45 319 8495 -40.5 -57.5 14 17.0 -41.2 310 111 322.6 322.6 289.6 322.8 0.05 46 317 8538 -40.9 -57.7 15 16.8 -41.6 310 113 322.6 322.6 289.6 322.8 0.05 47 300 8910 -44.1 -59.1 17 15.0 -44.6 310 110 323.2 323.2 289.8 323.4 0.04 48 296 9000 -44.9 -58.9 19 14.0 -45.4 310 109 323.3 323.3 289.8 323.5 0.05 49 283 9299 -46.5 -64.5 11 18.0 -47.0 309 98 325.2 325.2 290.3 325.3 0.02 50 272 9562 -45.7 -73.7 3 28.0 -46.3 307 84 330.1 330.1 291.7 330.1 0.01 51 250 10120 -48.7 -76.7 2 28.0 -49.1 305 84 333.7 333.7 292.7 333.7 0.00 52 242 10332 -49.7 -77.7 2 28.0 -50.1 301 84 335.3 335.3 293.2 335.3 0.00 53 237 10468 -49.1 -79.1 2 30.0 -49.6 303 79 338.2 338.2 293.9 338.2 0.00 54 226 10777 -51.1 -79.1 2 28.0 -51.5 310 63 339.8 339.8 294.3 339.8 0.00 55 200 11570 -49.5 -80.5 1 31.0 -50.0 315 41 354.4 354.4 297.5 354.4 0.00 56 189 11943 -48.9 -80.9 1 32.0 -49.5 319 38 361.1 361.1 298.9 361.1 0.00 57 150 13460 -50.7 -81.7 1 31.0 -51.3 305 26 382.7 382.7 302.7 382.7 0.00 58 135 14143 -52.1 -83.1 1 31.0 -52.7 315 20 391.9 391.9 304.0 391.9 0.00 59 124 14693 -50.7 -82.7 1 32.0 -51.4 294 17 404.1 404.1 305.7 404.1 0.00 60 102 15953 -54.3 -84.3 1 30.0 -54.9 292 14 420.4 420.4 307.7 420.4 0.00 61 100 16080 -53.9 -84.9 1 31.0 -54.5 295 16 423.6 423.6 308.2 423.6 0.00 62 73 18100 -54.3 -85.3 1 31.0 -55.1 328 14 462.6 462.6 312.0 462.7 0.00 63 70 18370 -53.5 -84.5 1 31.0 -54.4 320 7 469.9 469.9 312.6 470.0 0.00 64 63 19049 -53.9 -84.9 1 31.0 -54.8 318 9 483.4 483.4 313.7 483.4 0.00 65 54 20048 -50.3 -83.3 1 33.0 -51.8 323 11 513.5 513.5 315.9 513.6 0.01 66 51 20421 -51.5 -83.5 1 32.0 -52.9 230 5 519.2 519.2 316.2 519.2 0.01 67 50 20550 -51.3 -84.3 1 33.0 -52.8 190 2 522.6 522.6 316.5 522.6 0.01 68 38 22329 -50.5 -83.5 1 33.0 -52.5 334 10 567.3 567.3 319.0 567.4 0.01 69 30 23860 -52.3 -84.3 1 32.0 -54.4 315 4 602.1 602.1 320.7 602.1 0.01 70 25 25042 -52.7 -84.7 1 32.0 -55.0 16 8 633.1 633.1 322.0 633.2 0.01 71 23 25585 -50.3 -84.3 1 34.0 -53.4 355 11 655.5 655.5 322.9 655.6 0.01 72 20 26500 -49.9 -83.9 1 34.0 -53.4 55 6 683.4 683.4 323.9 683.6 0.02 73 18 27190 -48.7 -83.7 1 35.0 -52.9 69 10 708.1 708.1 324.7 708.3 0.02 74 15 28381 -51.3 -84.3 1 33.0 -55.1 97 10 737.4 737.4 325.6 737.6 0.02 75 13 29316 -48.7 -82.7 1 34.0 -53.8 95 11 777.2 777.2 326.7 777.5 0.03 76 12 29842 -49.3 -83.3 1 34.0 -54.5 79 12 793.1 793.1 327.1 793.4 0.03 77 10 31050 -44.3 -81.3 1 37.0 -52.3 55 11 854.2 854.2 328.5 854.7 0.05 78 8.4 32218 -42.5 -80.5 1 38.0 -52.2 87 9 904.9 905.0 329.5 905.7 0.07 79 7.0 33450 -40.7 -79.7 1 39.0 -52.3 120 6 960.8 960.9 330.5 961.9 0.10 80 6.7 33748 -40.5 -79.5 1 39.0 -52.4 973.7 973.8 330.8 975.0 0.11 TRP 226 10777 -51.1 -79.1 2 28.0 -51.5 310 63 339.8 339.8 294.3 339.8 0.00 WND 317 8538 -40.9 -57.7 15 16.8 -41.6 310 113 322.6 322.6 289.6 322.8 0.05 Sounding variables and indices 1000-500 mb thick: 5260.00 m Freezing level: 925.00 mb = 732.00 m = 2401.55 ft Wetbulb zero: 952.11 mb = 497.84 m = 1633.32 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 66.17 % Est. max temperature: 8.17 C = 46.71 F Sfc-Lift cond lev (LCL): 867.15 mb = 1244.63 m = 4083.38 ft T: -3.99 C 700-500 lapse rate: 5.93 C/km ThetaE index: 1.12 C Layer 879.0- 850.0 mb Conv cond level (CCL): 857.25 mb = 1335.08 m = 4380.14 ft Mean mixing ratio: 3.14 g/kg Conv temperature: 8.22 C = 46.80 F Cap Strength: 7.53 C Lifted Index: 7.67 C Risk: None Lifted Index @300 mb: 24.85 C Lifted Index @700 mb: 1.50 C Showalter Index: 8.05 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 22.20 C K Index: 10.90 Risk: None Sweat Index: 35.00 Risk: None Energy Index: 2.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.46 J/kg Max Up Vert Vel: 1.71 m/s Conv Inhibition (B-): 13.35 J/kg Cap Strength: 7.66 C Lift Cond Lev (LCL): 870.71 mb = 1212.36 m = 3977.51 ft Lev Free Conv (LFC): 805.71 mb = 1819.13 m = 5968.19 ft Equ Level (EL): 785.71 mb = 2013.29 m = 6605.20 ft B at Equ Level: 1.21 J/kg Max Parcel Lev (MPL): 765.71 mb = 2211.92 m = 7256.85 ft Wind level data Storm motion: 119 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 1011 15 355 4 0.3 -4.0 | 320 9 5.9 -7.1 1 1000 100 295 7 6.3 -3.0 | 297 13 11.9 -6.1 2 975 305 290 11 10.3 -3.8 | 293 17 15.9 -6.9 3 939 610 305 11 9.0 -6.3 | 303 17 14.6 -9.4 4 925 732 340 9 3.1 -8.5 | 323 14 8.6 -11.6 5 904 914 340 10 3.4 -9.4 | 324 15 9.0 -12.5 6 870 1219 5 10 -0.9 -10.0 | 340 14 4.7 -13.1 7 850 1402 20 11 -3.8 -10.3 | 352 14 1.8 -13.5 8 837 1524 25 10 -4.2 -9.1 | 354 12 1.3 -12.2 9 804 1829 360 10 -0.0 -10.0 | 337 14 5.5 -13.1 10 773 2134 10 6 -1.0 -5.9 | 334 10 4.5 -9.0 11 743 2438 40 6 -3.9 -4.6 | 348 8 1.7 -7.7 12 714 2743 55 6 -4.9 -3.4 | 355 7 0.6 -6.6 13 700 2896 5 1 -0.1 -1.0 | 307 7 5.5 -4.1 14 631 3658 110 4 -3.8 1.4 | 315 3 1.8 -1.8 15 580 4267 135 9 -6.4 6.4 | 166 3 -0.8 3.2 16 534 4877 115 11 -10.0 4.6 | 109 5 -4.4 1.5 17 512 5182 180 13 0.0 13.0 | 209 11 5.5 9.9 18 500 5360 160 13 -4.4 12.2 | 187 9 1.1 9.1 19 470 5791 140 13 -8.4 10.0 | 158 7 -2.8 6.8 20 450 6096 150 12 -6.0 10.4 | 176 7 -0.5 7.3 21 431 6401 160 13 -4.4 12.2 | 187 9 1.1 9.1 22 413 6706 280 10 9.8 -1.7 | 288 16 15.4 -4.9 23 400 6930 315 37 26.2 -26.2 | 313 43 31.7 -29.3 24 395 7010 310 28 21.4 -18.0 | 308 34 27.0 -21.1 25 362 7620 310 64 49.0 -41.1 | 309 70 54.6 -44.3 26 346 7925 310 84 64.3 -54.0 | 309 90 69.9 -57.1 27 317 8534 310 113 86.6 -72.6 | 309 119 92.1 -75.8 28 317 8538 310 113 86.6 -72.6 | 309 119 92.1 -75.8 29 300 8910 310 110 84.3 -70.7 | 309 116 89.8 -73.8 30 290 9144 310 107 82.0 -68.8 | 309 113 87.5 -71.9 31 264 9754 305 73 59.8 -41.9 | 305 79 65.3 -45.0 32 250 10120 305 84 68.8 -48.2 | 305 90 74.4 -51.3 33 241 10363 300 84 72.7 -42.0 | 300 90 78.3 -45.1 34 226 10777 310 63 48.3 -40.5 | 309 69 53.8 -43.6 35 200 11570 315 41 29.0 -29.0 | 313 47 34.5 -32.1 36 191 11887 320 40 25.7 -30.6 | 317 46 31.3 -33.8 37 182 12192 315 31 21.9 -21.9 | 312 37 27.5 -25.0 38 166 12802 295 36 32.6 -15.2 | 296 42 38.2 -18.3 39 151 13411 315 27 19.1 -19.1 | 312 33 24.6 -22.2 40 150 13460 305 26 21.3 -14.9 | 304 32 26.8 -18.0 41 144 13716 305 25 20.5 -14.3 | 304 31 26.0 -17.5 42 138 14021 320 21 13.5 -16.1 | 315 27 19.0 -19.2 43 119 14935 285 16 15.5 -4.1 | 289 22 21.0 -7.3 44 114 15240 300 20 17.3 -10.0 | 300 26 22.9 -13.1 45 104 15850 290 13 12.2 -4.4 | 293 19 17.8 -7.6 46 100 16080 295 16 14.5 -6.8 | 296 22 20.0 -9.9 47 94 16459 295 16 14.5 -6.8 | 296 22 20.0 -9.9 48 82 17374 325 16 9.2 -13.1 | 318 22 14.7 -16.2 49 78 17678 305 16 13.1 -9.2 | 303 22 18.7 -12.3 50 74 17983 330 17 8.5 -14.7 | 322 23 14.0 -17.9 51 71 18288 325 10 5.7 -8.2 | 315 16 11.3 -11.3 52 70 18370 320 7 4.5 -5.4 | 310 13 10.0 -8.5 53 56 19812 315 12 8.5 -8.5 | 310 18 14.0 -11.6 54 53 20117 325 11 6.3 -9.0 | 316 17 11.9 -12.1 55 50 20550 190 2 0.3 2.0 | 281 6 5.9 -1.2 56 49 20726 225 1 0.7 0.7 | 291 7 6.3 -2.4 57 44 21336 290 9 8.5 -3.1 | 294 15 14.0 -6.2 58 42 21641 285 10 9.7 -2.6 | 291 16 15.2 -5.7 59 38 22250 335 10 4.2 -9.1 | 321 16 9.8 -12.2 60 30 23860 315 4 2.8 -2.8 | 305 10 8.4 -6.0 61 28 24384 40 4 -2.6 -3.1 | 334 7 3.0 -6.2 62 23 25603 355 11 1.0 -11.0 | 335 16 6.5 -14.1 63 22 25908 20 10 -3.4 -9.4 | 350 13 2.1 -12.5 64 20 26500 55 6 -4.9 -3.4 | 355 7 0.6 -6.6 65 18 27127 65 10 -9.1 -4.2 | 26 8 -3.5 -7.4 66 17 27432 85 10 -10.0 -0.9 | 48 6 -4.4 -4.0 67 17 27737 75 10 -9.7 -2.6 | 36 7 -4.1 -5.7 68 15 28346 100 10 -9.8 1.7 | 72 5 -4.3 -1.4 69 14 28651 80 11 -10.8 -1.9 | 46 7 -5.3 -5.0 70 13 29261 105 11 -10.6 2.8 | 87 5 -5.1 -0.3 71 13 29566 60 11 -9.5 -5.5 | 25 10 -4.0 -8.6 72 12 29870 80 12 -11.8 -2.1 | 50 8 -6.3 -5.2 73 11 30175 115 10 -9.1 4.2 | 107 4 -3.5 1.1 74 10 31050 55 11 -9.0 -6.3 | 20 10 -3.5 -9.4 75 7 33450 120 6 -5.2 3.0 | 290 0 0.4 -0.1 Wind Parameters Mean winds (0-6000m): 89.4 at 8.5 knts Storm direction: 119.4 at 6.4 knts Shear (0-3000m) pos: 2.9 neg: 2.8 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): -8.4 deg Storm rel helicity (0-3000m) pos: 72.5 neg: -42.3 tot: 30.2 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 39.32 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 ------------------------------------------------------------------------------- 500 296 9 297 16| 0.0 9.5 9.5| 8.7 -16.7 -8.0 -16.1 -0.30| 12.4 -3.7 1000 313 10 307 16| 4.4 4.8 9.2| 43.1 -16.7 26.4 26.4 0.22| 11.0 2.4 1500 333 10 320 16| 4.9 3.2 8.0| 64.9 -16.7 48.3 32.2 0.37| 9.7 3.6 2000 343 10 326 15| 3.6 3.2 6.9| 64.9 -31.1 33.9 16.9 0.18| 9.0 1.6 2500 349 9 329 14| 3.5 2.6 6.1| 70.6 -32.1 38.5 15.4 0.21| 8.2 1.7 3000 354 8 330 13| 2.9 2.8 5.7| 72.5 -42.3 30.2 10.1 0.08| 8.1 0.7 4000 3 7 333 11| 2.9 2.1 5.0| 74.9 -42.8 32.1 8.0 0.06| 7.2 0.4 5000 37 8 354 9| 2.6 1.7 4.3| 82.0 -46.1 35.9 7.2 0.08| 6.9 0.5 6000 89 8 42 4| 2.2 1.3 3.5| 97.4 -63.3 34.1 5.7 0.06| 7.2 0.4 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250424.00.gif