UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 15 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 1013 15 -1.3 -3.2 87 1.9 -2.0 200 2 270.8 271.3 270.5 278.9 2.97 1 1009 45 -0.9 -3.0 86 2.1 -1.7 202 4 271.6 272.1 271.0 279.8 3.03 2 1000 114 -1.3 -4.1 81 2.8 -2.3 205 8 271.9 272.3 270.8 279.5 2.82 3 939 611 -5.7 -5.8 99 0.1 -5.7 200 10 272.3 272.7 270.8 279.5 2.64 4 925 729 -6.1 -6.8 95 0.7 -6.3 205 15 273.1 273.5 271.1 279.9 2.48 5 921 763 -6.3 -7.1 94 0.8 -6.5 203 16 273.2 273.6 271.1 279.9 2.43 6 904 908 -7.1 -7.1 100 0.0 -7.1 195 22 273.8 274.3 271.5 280.7 2.48 7 899 952 -6.3 -7.6 90 1.3 -6.7 194 22 275.1 275.5 272.2 281.8 2.40 8 887 1057 -6.9 -7.9 93 1.0 -7.2 193 20 275.5 275.9 272.4 282.2 2.37 9 862 1279 -8.1 -10.8 81 2.7 -8.9 186 17 276.5 276.9 272.3 282.0 1.94 10 855 1342 -8.3 -9.5 91 1.2 -8.7 183 16 277.0 277.4 272.9 283.1 2.17 11 850 1388 -8.3 -9.7 90 1.4 -8.7 180 15 277.5 277.8 273.2 283.5 2.15 12 844 1443 -8.5 -10.6 85 2.1 -9.1 176 16 277.8 278.1 273.2 283.5 2.02 13 843 1452 -8.7 -11.2 82 2.5 -9.4 175 16 277.7 278.0 273.0 283.2 1.92 14 831 1563 -8.3 -15.3 57 7.0 -10.1 172 18 279.3 279.5 273.1 283.3 1.40 15 824 1629 -8.5 -15.5 57 7.0 -10.4 175 17 279.7 280.0 273.3 283.8 1.39 16 808 1781 -8.9 -13.9 67 5.0 -10.3 183 16 280.9 281.1 274.3 285.6 1.61 17 800 1858 -8.3 -16.3 52 8.0 -10.4 184 16 282.3 282.5 274.7 286.2 1.34 18 797 1887 -8.3 -16.3 52 8.0 -10.4 183 17 282.6 282.8 274.9 286.6 1.34 19 782 2034 -9.3 -16.3 57 7.0 -11.1 178 19 283.1 283.3 275.2 287.1 1.37 20 754 2315 -10.5 -20.5 44 10.0 -12.8 181 21 284.7 284.9 275.5 287.7 0.99 21 746 2398 -10.7 -24.7 31 14.0 -13.6 184 22 285.4 285.5 275.4 287.5 0.69 22 730 2564 -12.1 -26.1 30 14.0 -14.8 189 22 285.6 285.7 275.4 287.6 0.62 23 714 2733 -12.5 -41.5 7 29.0 -16.2 195 22 287.0 287.0 275.3 287.5 0.14 24 700 2884 -13.7 -29.7 25 16.0 -16.4 190 21 287.3 287.4 276.0 288.8 0.46 25 693 2960 -14.1 -26.1 35 12.0 -16.4 190 22 287.7 287.8 276.5 289.7 0.66 26 689 3004 -14.5 -21.5 55 7.0 -16.0 190 22 287.7 287.9 277.0 290.8 0.99 27 663 3295 -14.9 -24.9 42 10.0 -16.9 190 25 290.5 290.6 278.1 292.9 0.76 28 635 3620 -16.7 -21.6 66 4.9 -17.8 198 28 292.0 292.2 279.3 295.3 1.07 29 621 3788 -17.3 -23.3 60 6.0 -18.6 201 28 293.2 293.4 279.6 296.2 0.94 30 609 3934 -18.1 -25.1 54 7.0 -19.4 202 27 293.9 294.1 279.8 296.5 0.82 31 577 4334 -21.1 -23.4 82 2.3 -21.5 205 26 295.0 295.2 280.5 298.1 1.00 32 519 5110 -25.1 -28.8 71 3.7 -25.7 210 32 299.2 299.4 282.0 301.5 0.68 33 500 5380 -27.1 -31.0 69 3.9 -27.6 215 34 300.0 300.1 282.1 301.9 0.58 34 468 5853 -30.7 -35.3 64 4.6 -31.2 226 37 301.3 301.3 282.4 302.6 0.40 35 427 6498 -35.1 -37.4 79 2.3 -35.3 232 46 303.6 303.7 283.4 304.9 0.36 36 400 6950 -37.9 -39.6 84 1.7 -38.0 235 57 305.7 305.8 284.1 306.8 0.31 37 399 6967 -37.9 -39.6 84 1.7 -38.0 235 58 306.0 306.0 284.2 307.0 0.31 38 385 7212 -39.3 -41.0 84 1.7 -39.4 235 59 307.3 307.3 284.7 308.2 0.28 39 384 7230 -39.3 -41.3 81 2.0 -39.4 235 59 307.5 307.5 284.7 308.4 0.27 40 383 7248 -39.3 -41.9 76 2.6 -39.5 235 59 307.7 307.8 284.8 308.6 0.25 41 370 7483 -41.3 -44.7 70 3.4 -41.5 235 60 308.1 308.1 284.9 308.8 0.19 42 364 7594 -42.1 -44.7 76 2.6 -42.2 235 60 308.5 308.5 285.0 309.2 0.20 43 359 7687 -42.9 -46.5 68 3.6 -43.1 235 61 308.6 308.7 285.0 309.2 0.16 44 348 7896 -44.7 -48.4 66 3.7 -44.9 235 63 309.0 309.0 285.1 309.5 0.14 45 344 7973 -45.3 -49.0 66 3.7 -45.4 235 64 309.2 309.2 285.2 309.6 0.13 46 300 8870 -52.7 -57.4 57 4.7 -52.8 235 76 311.1 311.1 285.8 311.3 0.05 47 284 9223 -55.7 -59.6 62 3.9 -55.8 231 78 311.7 311.7 286.0 311.8 0.04 48 283 9245 -55.9 -59.4 65 3.5 -55.9 231 78 311.7 311.7 286.0 311.9 0.04 49 281 9291 -56.3 -58.4 77 2.1 -56.3 232 79 311.8 311.8 286.0 312.0 0.05 50 278 9359 -56.5 -62.5 47 6.0 -56.6 233 79 312.4 312.4 286.2 312.6 0.03 51 276 9405 -56.7 -63.7 41 7.0 -56.8 234 80 312.8 312.8 286.4 312.9 0.03 52 273 9474 -57.1 -63.1 46 6.0 -57.2 235 81 313.2 313.2 286.5 313.3 0.03 53 272 9498 -57.0 -63.4 45 6.3 -57.1 235 81 313.6 313.6 286.6 313.7 0.03 54 270 9545 -56.9 -63.9 41 7.0 -57.0 235 81 314.5 314.5 286.9 314.6 0.03 55 260 9783 -58.9 -63.9 52 5.0 -59.0 236 80 314.9 315.0 287.1 315.1 0.03 56 250 10030 -59.3 -67.3 35 8.0 -59.4 240 74 317.9 317.9 288.1 318.0 0.02 57 241 10258 -60.9 -68.9 34 8.0 -61.0 235 69 318.9 318.9 288.4 318.9 0.01 58 200 11430 -55.7 -81.7 2 26.0 -55.9 240 53 344.6 344.6 295.4 344.6 0.00 59 150 13280 -54.3 -83.3 2 29.0 -54.7 240 40 376.5 376.5 301.7 376.5 0.00 60 100 15880 -51.5 -83.5 1 32.0 -52.3 255 22 428.2 428.2 308.6 428.2 0.00 61 88 16709 -51.9 -83.9 1 32.0 -52.8 240 22 443.4 443.4 310.2 443.4 0.00 62 83 17089 -49.9 -82.9 1 33.0 -51.0 254 22 454.9 454.9 311.3 454.9 0.00 63 76 17663 -51.7 -83.7 1 32.0 -52.7 255 15 462.8 462.8 312.0 462.8 0.00 64 74 17836 -49.9 -83.9 1 34.0 -51.1 231 14 470.1 470.1 312.7 470.1 0.00 65 70 18200 -49.3 -83.3 1 34.0 -50.7 185 13 478.9 478.9 313.4 478.9 0.01 66 69 18294 -49.3 -83.3 1 34.0 -50.7 195 19 480.9 480.9 313.5 480.9 0.01 67 66 18585 -51.7 -84.7 1 33.0 -52.8 171 13 481.8 481.8 313.6 481.8 0.00 68 63 18888 -49.9 -83.9 1 34.0 -51.3 188 15 492.2 492.2 314.4 492.3 0.01 69 57 19540 -51.5 -84.5 1 33.0 -52.8 224 18 502.9 502.9 315.2 502.9 0.01 70 54 19894 -49.1 -84.1 1 35.0 -50.8 221 14 516.3 516.3 316.1 516.3 0.01 71 50 20400 -48.3 -83.3 1 35.0 -50.3 180 7 529.6 529.7 316.9 529.7 0.01 72 49 20533 -48.3 -83.3 1 35.0 -50.4 186 8 532.7 532.7 317.1 532.8 0.01 73 47 20806 -48.3 -83.3 1 35.0 -50.4 196 11 539.1 539.1 317.5 539.2 0.01 74 47 20806 -48.3 -83.3 1 35.0 -50.4 196 11 539.1 539.1 317.5 539.2 0.01 75 42 21539 -51.3 -84.3 1 33.0 -53.1 213 15 549.3 549.3 318.1 549.3 0.01 76 37 22358 -52.5 -85.5 1 33.0 -54.2 207 15 566.5 566.5 319.0 566.5 0.01 77 35 22717 -51.5 -85.5 1 34.0 -53.5 203 14 578.2 578.2 319.6 578.2 0.01 78 32 23295 -53.5 -85.5 1 32.0 -55.2 203 9 587.8 587.8 320.0 587.9 0.01 79 30 23710 -52.7 -85.7 1 33.0 -54.7 175 18 601.0 601.0 320.6 601.0 0.01 80 21 26023 -50.5 -84.5 1 34.0 -53.7 185 9 672.2 672.2 323.5 672.3 0.01 81 20 26340 -51.5 -85.5 1 34.0 -54.6 165 15 678.5 678.5 323.7 678.6 0.01 82 17 27403 -49.3 -84.3 1 35.0 -53.4 191 5 717.9 717.9 325.0 718.0 0.02 83 16 27800 -50.9 -84.9 1 34.0 -54.6 150 8 725.2 725.2 325.2 725.4 0.02 84 15 28222 -49.9 -84.9 1 35.0 -54.2 141 16 742.0 742.1 325.7 742.2 0.02 85 14 28677 -47.3 -83.3 1 36.0 -52.8 150 18 765.6 765.7 326.4 765.9 0.03 86 13 29166 -48.9 -84.9 1 36.0 -54.0 176 12 776.5 776.5 326.7 776.7 0.02 87 13 29166 -46.3 -84.3 1 38.0 -52.4 176 12 785.5 785.5 326.9 785.7 0.02 88 11 30271 -48.9 -84.9 1 36.0 -54.5 120 16 814.5 814.5 327.6 814.7 0.03 89 11 30271 -45.5 -84.5 0 39.0 -52.6 120 16 826.9 826.9 327.9 827.1 0.03 90 10 30910 -43.9 -81.9 1 38.0 -52.1 150 24 855.7 855.7 328.5 856.2 0.05 91 9.3 31397 -45.3 -83.3 1 38.0 -53.2 142 21 868.3 868.3 328.8 868.7 0.04 92 8.4 32078 -44.5 -83.5 1 39.0 -53.2 130 16 897.1 897.1 329.4 897.5 0.04 93 7.9 32493 -41.1 -82.1 0 41.0 -51.9 124 13 926.5 926.6 329.9 927.2 0.06 94 7.8 32580 -40.7 -81.7 0 41.0 -51.8 122 12 931.5 931.6 330.0 932.2 0.06 95 7.0 33320 -39.1 -81.1 0 42.0 -51.7 110 7 967.4 967.5 330.7 968.3 0.08 96 6.5 33828 -38.9 -80.9 0 42.0 -52.0 989.0 989.0 331.0 990.0 0.09 97 6.2 34152 -40.3 -81.3 0 41.0 -52.8 996.4 996.5 331.1 997.4 0.09 98 6.0 34376 -38.7 -80.7 0 42.0 -52.3 1012.7 1012.8 331.4 1013.9 0.10 TRP 241 10258 -60.9 -68.9 34 8.0 -61.0 235 69 318.9 318.9 288.4 318.9 0.01 WND 272 9498 -57.0 -63.4 45 6.3 -57.1 235 81 313.6 313.6 286.6 313.7 0.03 Sounding variables and indices 1000-500 mb thick: 5266.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.32 inches Sfc-500 mean rel hum: 65.75 % Est. max temperature: 4.38 C = 39.89 F Sfc-Lift cond lev (LCL): 983.18 mb = 248.02 m = 813.69 ft T: -2.49 C 700-500 lapse rate: 5.37 C/km ThetaE index: 0.37 C Layer 843.0- 831.0 mb Conv cond level (CCL): 941.74 mb = 588.33 m = 1930.18 ft Mean mixing ratio: 2.69 g/kg Conv temperature: 0.15 C = 32.27 F Cap Strength: 16.77 C Lifted Index: 17.12 C Risk: None Lifted Index @300 mb: 22.31 C Lifted Index @700 mb: 9.25 C Showalter Index: 14.07 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 17.40 C K Index: -6.90 Risk: None Sweat Index: 160.70 Risk: None Energy Index: 3.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.69 J/kg Max Up Vert Vel: 3.37 m/s Conv Inhibition (B-): 73364.12 J/kg Cap Strength: 17.09 C Lift Cond Lev (LCL): 942.16 mb = 584.77 m = 1918.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 231 at 18 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 1013 15 200 2 0.7 1.9 | 55 16 -13.1 -9.2 1 1000 114 205 8 3.4 7.3 | 70 11 -10.4 -3.8 2 976 305 215 6 3.4 4.9 | 59 12 -10.3 -6.1 3 939 610 200 10 3.4 9.4 | 81 11 -10.4 -1.7 4 925 729 205 15 6.3 13.6 | 109 8 -7.4 2.5 5 903 914 195 22 5.7 21.3 | 142 13 -8.1 10.2 6 869 1219 190 18 3.1 17.7 | 122 13 -10.7 6.7 7 850 1388 180 15 0.0 15.0 | 106 14 -13.8 3.9 8 835 1524 170 18 -3.1 17.7 | 112 18 -16.9 6.7 9 803 1829 185 16 1.4 15.9 | 111 13 -12.4 4.9 10 772 2134 175 20 -1.7 19.9 | 120 18 -15.5 8.9 11 742 2438 185 22 1.9 21.9 | 132 16 -11.9 10.9 12 713 2743 195 22 5.7 21.3 | 142 13 -8.1 10.2 13 700 2884 190 21 3.6 20.7 | 133 14 -10.1 9.6 14 657 3353 190 26 4.5 25.6 | 147 17 -9.3 14.5 15 631 3658 200 28 9.6 26.3 | 165 16 -4.2 15.2 16 581 4267 205 26 11.0 23.6 | 167 13 -2.8 12.5 17 535 4877 205 31 13.1 28.1 | 178 17 -0.7 17.0 18 500 5380 215 34 19.5 27.9 | 199 18 5.7 16.8 19 492 5486 220 38 24.4 29.1 | 211 21 10.6 18.0 20 452 6096 230 36 27.6 23.1 | 229 18 13.8 12.1 21 400 6950 235 57 46.7 32.7 | 237 39 32.9 21.6 22 396 7010 235 59 48.3 33.8 | 237 41 34.5 22.8 23 362 7620 235 60 49.1 34.4 | 237 42 35.4 23.4 24 300 8870 235 76 62.3 43.6 | 236 58 48.5 32.5 25 287 9144 230 77 59.0 49.5 | 230 59 45.2 38.4 26 272 9498 235 81 66.4 46.5 | 236 63 52.6 35.4 27 261 9754 235 81 66.4 46.5 | 236 63 52.6 35.4 28 250 10030 240 74 64.1 37.0 | 243 57 50.3 25.9 29 241 10258 235 69 56.5 39.6 | 236 51 42.7 28.5 30 200 11430 240 53 45.9 26.5 | 244 36 32.1 15.4 31 186 11887 245 46 41.7 19.4 | 253 29 27.9 8.4 32 150 13280 240 40 34.6 20.0 | 247 23 20.9 8.9 33 110 15240 240 34 29.4 17.0 | 249 17 15.7 5.9 34 100 15850 235 28 22.9 16.1 | 241 10 9.1 5.0 35 100 15880 255 22 21.3 5.7 | 306 9 7.5 -5.4 36 96 16154 255 22 21.3 5.7 | 306 9 7.5 -5.4 37 91 16459 230 22 16.9 14.1 | 225 4 3.1 3.1 38 83 17069 255 23 22.2 6.0 | 301 10 8.4 -5.1 39 79 17374 245 14 12.7 5.9 | 12 5 -1.1 -5.1 40 76 17678 255 15 14.5 3.9 | 354 7 0.7 -7.2 41 72 17983 210 13 6.5 11.3 | 92 7 -7.3 0.2 42 70 18200 185 13 1.1 13.0 | 98 13 -12.7 1.9 43 69 18288 195 19 4.9 18.4 | 129 11 -8.9 7.3 44 66 18593 170 13 -2.3 12.8 | 96 16 -16.0 1.7 45 57 19507 225 19 13.4 13.4 | 172 2 -0.4 2.4 46 55 19812 215 14 8.0 11.5 | 94 6 -5.8 0.4 47 52 20117 235 14 11.5 8.0 | 37 4 -2.3 -3.0 48 50 20400 180 7 0.0 7.0 | 74 14 -13.8 -4.1 49 48 20726 195 10 2.6 9.7 | 83 11 -11.2 -1.4 50 43 21336 205 15 6.3 13.6 | 109 8 -7.4 2.5 51 39 21946 230 15 11.5 9.6 | 58 3 -2.3 -1.4 52 36 22555 195 15 3.9 14.5 | 109 10 -9.9 3.4 53 34 22860 210 13 6.5 11.3 | 92 7 -7.3 0.2 54 31 23470 200 7 2.4 6.6 | 69 12 -11.4 -4.5 55 30 23710 175 18 -1.6 17.9 | 114 17 -15.4 6.9 56 28 24079 175 16 -1.4 15.9 | 108 16 -15.2 4.9 57 27 24384 180 18 0.0 18.0 | 117 15 -13.8 6.9 58 26 24689 190 20 3.5 19.7 | 130 13 -10.3 8.6 59 25 24994 190 15 2.6 14.8 | 108 12 -11.2 3.7 60 23 25298 165 7 -1.8 6.8 | 75 16 -15.6 -4.3 61 20 26213 190 10 1.7 9.8 | 84 12 -12.1 -1.2 62 20 26340 165 15 -3.9 14.5 | 101 18 -17.7 3.4 63 19 26518 155 14 -5.9 12.7 | 95 20 -19.7 1.6 64 18 27127 200 16 5.5 15.0 | 116 9 -8.3 4.0 65 17 27432 190 4 0.7 3.9 | 61 15 -13.1 -7.1 66 15 28042 125 10 -8.2 5.7 | 76 23 -22.0 -5.3 67 15 28346 150 19 -9.5 16.5 | 103 24 -23.3 5.4 68 13 28956 150 17 -8.5 14.7 | 99 23 -22.3 3.7 69 13 29261 185 10 0.9 10.0 | 85 13 -12.9 -1.1 70 12 29566 155 11 -4.6 10.0 | 87 18 -18.4 -1.1 71 12 29870 100 10 -9.8 1.7 | 68 25 -23.6 -9.3 72 10 30910 150 24 -12.0 20.8 | 111 28 -25.8 9.7 73 7 33320 110 7 -6.6 2.4 | 67 22 -20.4 -8.7 Wind Parameters Mean winds (0-6000m): 201.3 at 23.6 knts Storm direction: 231.3 at 17.7 knts Shear (0-3000m) pos: 2.5 neg: 2.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 83.0 deg Storm rel helicity (0-3000m) pos: 90.9 neg: -38.4 tot: 52.5 m^2/s^2 ave: 17.5 10^-3 m/s^2 rel: 0.29 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 37.74 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 ------------------------------------------------------------------------------- 500 208 7 64 12| 7.0 0.0 7.0| 19.6 -6.1 13.5 27.0 0.37| 11.5 4.2 1000 201 11 87 10| 3.5 6.3 9.8| 48.2 -10.9 37.3 37.3 0.53| 13.8 7.3 1500 195 13 101 11| 2.3 4.0 6.3| 52.9 -32.8 20.2 13.4 0.24| 12.7 3.1 2000 190 14 105 12| 2.3 3.0 5.3| 59.9 -33.3 26.6 13.3 0.24| 11.4 2.7 2500 187 16 111 13| 2.8 2.4 5.2| 81.9 -33.3 48.7 19.5 0.30| 10.5 3.2 3000 188 17 116 13| 2.5 2.0 4.5| 90.9 -38.4 52.5 17.5 0.29| 9.7 2.8 4000 191 19 127 13| 2.7 1.5 4.2|125.1 -38.4 86.7 21.7 0.37| 8.6 3.1 5000 195 21 138 13| 2.7 1.2 3.9|144.1 -38.4 105.6 21.1 0.39| 7.6 3.0 6000 201 24 154 12| 3.0 1.0 4.0|213.6 -38.4 175.2 29.2 0.48| 7.7 3.7 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250415.12.gif