UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:0000Z 26 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 1004 15 6.8 3.1 77 3.7 5.1 200 5 279.6 280.4 278.0 292.7 4.76 1 1000 41 5.2 1.8 79 3.4 3.7 200 8 278.4 279.1 276.8 290.3 4.35 2 993 98 4.4 1.4 81 3.0 3.1 199 9 278.1 278.8 276.6 289.8 4.26 3 974 255 3.2 1.1 86 2.1 2.2 196 12 278.4 279.2 276.7 290.1 4.25 4 964 339 2.4 1.1 91 1.3 1.8 194 13 278.5 279.2 276.8 290.3 4.29 5 948 474 1.4 -1.1 83 2.5 0.4 189 15 278.8 279.4 276.2 289.1 3.72 6 925 671 0.0 -1.6 89 1.6 -0.7 185 15 279.3 279.9 276.4 289.5 3.67 7 896 925 -1.9 -2.5 96 0.6 -2.1 184 16 279.9 280.5 276.6 289.8 3.55 8 861 1241 -3.3 -3.9 96 0.6 -3.6 166 13 281.7 282.2 277.2 291.0 3.32 9 850 1343 -3.7 -4.7 93 1.0 -4.1 170 14 282.3 282.8 277.3 291.2 3.17 10 836 1474 -4.5 -5.8 91 1.3 -5.0 170 14 282.8 283.3 277.3 291.2 2.96 11 816 1665 -5.7 -5.9 98 0.2 -5.8 170 15 283.5 284.0 277.7 292.1 3.01 12 798 1839 -6.3 -7.3 93 1.0 -6.7 170 15 284.6 285.1 277.9 292.6 2.77 13 723 2605 -11.1 -11.3 98 0.2 -11.2 185 20 287.5 287.9 278.6 294.1 2.23 14 700 2853 -12.1 -13.3 91 1.2 -12.5 195 16 289.1 289.4 279.0 294.9 1.96 15 679 3086 -12.9 -14.2 90 1.3 -13.3 181 16 290.7 291.1 279.7 296.4 1.87 16 627 3688 -17.1 -17.4 98 0.3 -17.2 160 14 292.6 292.9 280.2 297.4 1.56 17 594 4091 -19.9 -20.6 94 0.7 -20.1 160 18 293.9 294.2 280.4 297.8 1.25 18 590 4141 -20.3 -20.7 97 0.4 -20.4 160 19 294.0 294.3 280.4 297.9 1.25 19 589 4154 -20.7 -21.9 90 1.2 -21.0 160 19 293.7 293.9 280.1 297.2 1.12 20 588 4166 -20.9 -26.9 59 6.0 -21.9 160 19 293.6 293.8 279.5 295.9 0.72 21 585 4204 -21.3 -30.3 44 9.0 -22.7 160 19 293.6 293.7 279.2 295.3 0.53 22 584 4217 -21.1 -27.1 58 6.0 -22.1 160 19 294.0 294.1 279.7 296.2 0.71 23 579 4280 -22.1 -38.1 22 16.0 -23.9 160 20 293.5 293.6 278.8 294.3 0.25 24 571 4382 -22.1 -35.1 30 13.0 -23.8 158 21 294.7 294.7 279.4 295.8 0.34 25 561 4512 -22.9 -40.9 18 18.0 -24.8 156 22 295.2 295.3 279.5 295.9 0.19 26 556 4578 -22.7 -33.7 36 11.0 -24.2 155 22 296.2 296.3 280.3 297.6 0.40 27 552 4631 -22.9 -30.9 48 8.0 -24.1 154 23 296.6 296.7 280.6 298.3 0.53 28 546 4711 -23.5 -36.5 29 13.0 -25.1 153 24 296.8 296.9 280.4 297.9 0.31 29 543 4751 -23.5 -35.5 32 12.0 -25.0 152 24 297.3 297.4 280.7 298.4 0.34 30 541 4778 -23.7 -38.7 24 15.0 -25.4 152 24 297.4 297.4 280.6 298.2 0.25 31 533 4887 -24.3 -38.3 26 14.0 -25.9 150 25 297.9 298.0 280.8 298.8 0.26 32 528 4955 -24.7 -34.7 39 10.0 -25.9 153 25 298.2 298.3 281.1 299.5 0.38 33 526 4983 -24.9 -31.9 52 7.0 -25.9 154 25 298.3 298.4 281.3 300.0 0.50 34 522 5038 -25.3 -29.7 67 4.4 -25.9 156 25 298.5 298.6 281.5 300.5 0.62 35 520 5066 -25.3 -30.3 63 5.0 -26.1 158 25 298.8 298.9 281.7 300.8 0.59 36 515 5136 -25.5 -29.0 72 3.5 -26.1 161 24 299.4 299.5 282.0 301.6 0.68 37 509 5221 -26.1 -30.5 66 4.4 -26.8 164 24 299.7 299.8 282.0 301.6 0.59 38 502 5321 -26.7 -35.7 42 9.0 -27.8 169 24 300.1 300.2 281.9 301.4 0.36 39 500 5350 -26.7 -33.7 52 7.0 -27.6 170 24 300.5 300.6 282.2 302.0 0.44 40 499 5364 -26.9 -33.9 52 7.0 -27.8 170 24 300.4 300.5 282.1 301.9 0.44 41 496 5408 -27.1 -39.1 31 12.0 -28.3 169 25 300.7 300.7 282.0 301.6 0.26 42 492 5466 -27.5 -37.5 38 10.0 -28.6 169 25 300.9 301.0 282.1 302.0 0.31 43 490 5496 -27.5 -38.5 34 11.0 -28.7 168 26 301.2 301.3 282.3 302.2 0.28 44 485 5570 -27.7 -33.7 57 6.0 -28.5 168 26 301.9 302.0 282.8 303.4 0.46 45 479 5659 -28.3 -32.9 65 4.6 -28.9 167 27 302.2 302.3 283.0 303.9 0.50 46 449 6121 -31.3 -41.3 37 10.0 -32.2 175 23 304.1 304.1 283.4 304.9 0.23 47 446 6168 -31.5 -43.5 30 12.0 -32.5 174 22 304.4 304.5 283.4 305.1 0.18 48 429 6442 -33.7 -39.7 55 6.0 -34.2 171 20 305.0 305.1 283.8 306.0 0.28 49 427 6475 -33.9 -40.9 49 7.0 -34.5 171 20 305.2 305.2 283.8 306.1 0.25 50 425 6508 -34.3 -41.3 49 7.0 -34.9 172 20 305.1 305.1 283.8 305.9 0.24 51 415 6674 -35.5 -42.5 49 7.0 -36.0 175 19 305.6 305.7 284.0 306.4 0.22 52 413 6708 -35.7 -40.5 61 4.8 -36.1 176 19 305.8 305.8 284.1 306.7 0.27 53 408 6793 -35.9 -46.9 31 11.0 -36.6 177 19 306.6 306.6 284.2 307.1 0.14 54 401 6913 -36.9 -48.9 28 12.0 -37.6 180 19 306.8 306.8 284.2 307.2 0.11 55 400 6930 -36.9 -48.9 28 12.0 -37.6 180 19 307.0 307.1 284.4 307.4 0.11 56 300 8850 -51.3 -59.3 38 8.0 -51.5 195 23 313.0 313.1 286.5 313.2 0.04 57 286 9159 -52.9 -58.9 48 6.0 -53.0 195 23 315.1 315.1 287.2 315.2 0.05 58 250 10030 -49.9 -75.9 3 26.0 -50.3 200 24 331.9 331.9 292.2 331.9 0.01 59 200 11500 -47.3 -80.3 1 33.0 -48.0 230 24 357.9 357.9 298.3 357.9 0.00 60 150 13400 -47.7 -81.7 1 34.0 -48.5 235 20 387.9 387.9 303.5 387.9 0.00 61 100 16060 -51.9 -84.9 1 33.0 -52.7 260 19 427.4 427.4 308.6 427.5 0.00 62 81 17419 -53.3 -85.3 1 32.0 -54.1 268 13 451.1 451.1 311.0 451.1 0.00 63 72 18178 -52.1 -85.1 1 33.0 -53.1 254 11 469.1 469.1 312.5 469.2 0.00 64 70 18360 -52.5 -85.5 1 33.0 -53.5 245 15 472.1 472.1 312.8 472.1 0.00 65 64 18939 -53.5 -86.5 1 33.0 -54.5 267 16 482.1 482.1 313.6 482.1 0.00 66 54 20039 -50.9 -84.9 1 34.0 -52.4 286 5 512.1 512.1 315.8 512.2 0.01 67 50 20540 -51.5 -85.5 1 34.0 -52.9 220 8 522.1 522.1 316.4 522.1 0.01 68 49 20671 -51.9 -85.9 1 34.0 -53.4 213 7 524.2 524.2 316.6 524.2 0.00 69 43 21519 -50.5 -85.5 1 35.0 -52.4 188 5 547.6 547.6 317.9 547.6 0.01 70 37 22496 -51.7 -85.7 1 34.0 -53.5 268 11 568.6 568.6 319.1 568.6 0.01 71 30 23860 -50.1 -85.1 1 35.0 -52.7 185 5 608.1 608.1 321.0 608.1 0.01 72 22 25884 -49.7 -85.7 1 36.0 -53.1 145 10 665.7 665.7 323.3 665.7 0.01 73 20 26510 -47.7 -84.7 1 37.0 -51.9 160 6 690.2 690.2 324.1 690.3 0.02 74 18 27211 -45.3 -84.3 0 39.0 -50.7 73 2 718.9 718.9 325.0 719.0 0.02 75 15 28424 -47.5 -84.5 1 37.0 -52.7 86 12 750.0 750.0 326.0 750.2 0.02 76 12 29905 -46.1 -84.1 1 38.0 -52.6 180 13 804.4 804.4 327.4 804.7 0.03 77 11 30488 -43.9 -83.9 0 40.0 -51.8 180 16 832.7 832.7 328.0 833.0 0.03 78 10 31130 -42.7 -82.7 0 40.0 -51.5 180 20 860.2 860.2 328.6 860.6 0.04 79 9.9 31198 -42.5 -82.5 0 40.0 -51.5 863.4 863.4 328.7 863.8 0.04 80 9.1 31767 -42.9 -82.9 0 40.0 -52.1 882.9 882.9 329.1 883.4 0.05 81 7.3 33267 -38.7 -80.7 0 42.0 -51.3 957.5 957.5 330.5 958.4 0.08 TRP 286 9159 -52.9 -58.9 48 6.0 -53.0 195 23 315.1 315.1 287.2 315.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5309.00 m Freezing level: 925.00 mb = 671.00 m = 2201.42 ft Wetbulb zero: 939.90 mb = 542.64 m = 1780.28 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 80.86 % Est. max temperature: 9.22 C = 48.59 F Sfc-Lift cond lev (LCL): 948.63 mb = 468.39 m = 1536.68 ft T: 1.44 C 700-500 lapse rate: 5.85 C/km ThetaE index: 2.93 C Layer 1000.0- 974.0 mb Conv cond level (CCL): 913.45 mb = 771.33 m = 2530.58 ft Mean mixing ratio: 3.96 g/kg Conv temperature: 6.71 C = 44.08 F Cap Strength: 9.43 C Lifted Index: 9.70 C Risk: None Lifted Index @300 mb: 16.53 C Lifted Index @700 mb: 3.64 C Showalter Index: 8.61 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.00 C Cross Totals Index: 22.00 C K Index: 17.10 Risk: < 20 % chance of thunderstorms Sweat Index: 52.00 Risk: None Energy Index: 2.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.33 J/kg Max Up Vert Vel: 3.56 m/s Conv Inhibition (B-): 68458.94 J/kg Cap Strength: 9.38 C Lift Cond Lev (LCL): 923.37 mb = 685.06 m = 2247.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 200 at 14 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 1004 15 200 5 1.7 4.7 | 19 9 -2.9 -8.1 1 1000 41 200 8 2.7 7.5 | 19 6 -1.8 -5.3 2 968 305 195 13 3.4 12.6 | 80 1 -1.2 -0.2 3 932 610 185 16 1.4 15.9 | 135 4 -3.2 3.2 4 925 671 185 15 1.3 14.9 | 124 4 -3.3 2.2 5 897 914 185 16 1.4 15.9 | 135 4 -3.2 3.2 6 863 1219 165 13 -3.4 12.6 | 88 8 -7.9 -0.2 7 850 1343 170 14 -2.4 13.8 | 98 7 -7.0 1.0 8 799 1829 170 15 -2.6 14.8 | 106 7 -7.2 2.0 9 768 2134 170 13 -2.3 12.8 | 90 7 -6.8 0.0 10 738 2438 185 18 1.6 17.9 | 150 6 -3.0 5.2 11 710 2743 185 21 1.8 20.9 | 161 9 -2.7 8.1 12 700 2853 195 16 4.1 15.5 | 171 3 -0.4 2.7 13 654 3353 165 15 -3.9 14.5 | 101 9 -8.4 1.7 14 628 3658 160 14 -4.8 13.2 | 92 9 -9.4 0.4 15 579 4267 160 20 -6.8 18.8 | 118 13 -11.4 6.0 16 533 4877 150 25 -12.5 21.7 | 117 19 -17.1 8.9 17 500 5350 170 24 -4.2 23.6 | 141 14 -8.7 10.9 18 470 5791 165 29 -7.5 28.0 | 142 19 -12.1 15.2 19 450 6096 175 23 -2.0 22.9 | 147 12 -6.6 10.1 20 431 6401 170 20 -3.5 19.7 | 131 11 -8.0 6.9 21 400 6930 180 19 0.0 19.0 | 144 8 -4.6 6.2 22 378 7315 195 17 4.4 16.4 | 177 4 -0.2 3.7 23 361 7620 185 17 1.5 16.9 | 143 5 -3.1 4.2 24 345 7925 180 18 0.0 18.0 | 139 7 -4.6 5.2 25 300 8850 195 23 6.0 22.2 | 188 10 1.4 9.4 26 287 9144 190 22 3.8 21.7 | 175 9 -0.7 8.9 27 286 9159 195 23 6.0 22.2 | 188 10 1.4 9.4 28 261 9754 195 22 5.7 21.3 | 188 9 1.1 8.5 29 250 10030 200 24 8.2 22.6 | 200 10 3.6 9.8 30 238 10363 220 23 14.8 17.6 | 245 11 10.2 4.8 31 217 10973 225 19 13.4 13.4 | 266 9 8.9 0.7 32 207 11278 205 23 9.7 20.8 | 213 10 5.2 8.1 33 200 11500 230 24 18.4 15.4 | 259 14 13.8 2.7 34 198 11582 230 24 18.4 15.4 | 259 14 13.8 2.7 35 164 12802 230 27 20.7 17.4 | 254 17 16.1 4.6 36 157 13106 220 21 13.5 16.1 | 250 10 8.9 3.3 37 150 13400 235 20 16.4 11.5 | 276 12 11.8 -1.3 38 150 13411 245 21 19.0 8.9 | 285 15 14.5 -3.9 39 143 13716 235 21 17.2 12.0 | 273 13 12.6 -0.7 40 130 14326 255 20 19.3 5.2 | 297 17 14.8 -7.6 41 124 14630 225 18 12.7 12.7 | 270 8 8.2 -0.0 42 119 14935 230 24 18.4 15.4 | 259 14 13.8 2.7 43 113 15240 275 14 13.9 -1.2 | 326 17 9.4 -14.0 44 108 15545 255 14 13.5 3.6 | 316 13 9.0 -9.1 45 100 16060 260 19 18.7 3.3 | 304 17 14.1 -9.5 46 94 16459 260 19 18.7 3.3 | 304 17 14.1 -9.5 47 90 16764 275 16 15.9 -1.4 | 321 18 11.4 -14.2 48 86 17069 260 14 13.8 2.4 | 318 14 9.2 -10.3 49 82 17374 270 13 13.0 -0.0 | 327 15 8.4 -12.8 50 78 17678 255 14 13.5 3.6 | 316 13 9.0 -9.1 51 74 17983 270 14 14.0 -0.0 | 324 16 9.4 -12.8 52 71 18288 245 10 9.1 4.2 | 332 10 4.5 -8.5 53 70 18360 245 15 13.6 6.3 | 305 11 9.0 -6.4 54 64 18898 265 17 16.9 1.5 | 312 17 12.4 -11.3 55 61 19202 280 10 9.8 -1.7 | 340 15 5.3 -14.5 56 59 19507 255 14 13.5 3.6 | 316 13 9.0 -9.1 57 56 19812 275 12 12.0 -1.0 | 332 16 7.4 -13.8 58 53 20117 290 3 2.8 -1.0 | 7 14 -1.7 -13.8 59 51 20422 230 10 7.7 6.4 | 334 7 3.1 -6.3 60 50 20540 220 8 5.1 6.1 | 355 7 0.6 -6.6 61 44 21336 175 3 -0.3 3.0 | 26 11 -4.8 -9.8 62 38 22250 240 13 11.3 6.5 | 313 9 6.7 -6.3 63 37 22555 275 10 10.0 -0.9 | 338 15 5.4 -13.6 64 32 23470 155 10 -4.2 9.1 | 67 10 -8.8 -3.7 65 30 23860 185 5 0.4 5.0 | 28 9 -4.1 -7.8 66 28 24384 75 2 -1.9 -0.5 | 26 15 -6.5 -13.3 67 26 24689 165 13 -3.4 12.6 | 88 8 -7.9 -0.2 68 22 25908 145 10 -5.7 8.2 | 66 11 -10.3 -4.6 69 21 26213 165 10 -2.6 9.7 | 67 8 -7.2 -3.1 70 20 26510 160 6 -2.1 5.6 | 43 10 -6.6 -7.1 71 18 27127 70 1 -0.9 -0.3 | 23 14 -5.5 -13.1 72 17 27432 80 6 -5.9 -1.0 | 37 17 -10.5 -13.8 73 17 27737 85 10 -10.0 -0.9 | 47 20 -14.5 -13.6 74 15 28346 75 11 -10.6 -2.8 | 44 22 -15.2 -15.6 75 15 28651 115 14 -12.7 5.9 | 68 19 -17.3 -6.9 76 14 28956 115 15 -13.6 6.3 | 71 19 -18.2 -6.4 77 13 29261 145 15 -8.6 12.3 | 88 13 -13.2 -0.5 78 13 29566 145 14 -8.0 11.5 | 84 13 -12.6 -1.3 79 12 29870 180 13 0.0 13.0 | 93 5 -4.6 0.2 80 10 31130 180 20 0.0 20.0 | 148 9 -4.6 7.2 Wind Parameters Mean winds (0-6000m): 169.7 at 18.1 knts Storm direction: 199.7 at 13.6 knts Shear (0-3000m) pos: 0.7 neg: 1.7 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 112.8 deg Storm rel helicity (0-3000m) pos: 21.0 neg: -13.5 tot: 7.5 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.61 Bulk Shear: 10.44 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 ------------------------------------------------------------------------------- 500 194 12 50 2| 0.0 10.5 10.5| 2.3 0.0 2.3 4.6 0.38| 11.2 4.2 1000 189 14 105 3| 0.0 5.4 5.4| 3.2 -3.0 0.3 0.3 0.16| 8.1 1.3 1500 183 14 103 4| 0.0 3.5 3.5| 6.3 -8.0 -1.7 -1.1 0.06| 7.3 0.4 2000 179 14 104 5| 0.0 2.5 2.5| 7.4 -10.1 -2.7 -1.3 0.03| 5.9 0.2 2500 179 14 107 5| 1.3 2.0 3.4| 18.0 -11.2 6.7 2.7 0.22| 6.3 1.4 3000 181 15 116 5| 0.7 1.7 2.4| 21.0 -13.5 7.5 2.5 0.15| 6.9 1.0 4000 177 15 112 6| 0.6 1.9 2.5| 28.5 -21.7 6.8 1.7 0.09| 6.5 0.6 5000 171 16 116 8| 0.4 2.3 2.7| 43.9 -22.7 21.2 4.2 0.13| 6.2 0.8 6000 170 18 123 9| 1.0 1.9 2.9| 70.1 -22.8 47.3 7.9 0.19| 6.5 1.2 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250426.00.gif