UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:0000Z 25 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 1005 15 10.2 -1.8 43 12.0 4.9 160 10 282.9 283.5 277.9 292.4 3.33 1 1000 54 8.6 -1.4 49 10.0 4.2 170 11 281.8 282.3 277.4 291.5 3.45 2 925 691 2.2 -3.8 64 6.0 -0.2 160 12 281.6 282.1 276.9 290.4 3.12 3 886 1037 -0.9 -4.0 79 3.1 -2.1 142 15 281.8 282.4 277.1 290.9 3.20 4 850 1366 -3.7 -5.3 89 1.6 -4.3 125 17 282.3 282.8 277.1 290.9 3.03 5 849 1375 -3.7 -5.3 89 1.6 -4.3 125 17 282.4 282.9 277.2 291.0 3.03 6 845 1413 -3.9 -6.9 80 3.0 -5.0 127 17 282.5 283.0 276.7 290.2 2.69 7 839 1469 -4.3 -7.1 81 2.8 -5.3 130 18 282.7 283.2 276.8 290.3 2.67 8 837 1488 -4.3 -8.3 74 4.0 -5.7 130 18 282.9 283.3 276.6 289.9 2.44 9 835 1506 -4.3 -10.3 63 6.0 -6.2 131 18 283.1 283.4 276.2 289.1 2.09 10 828 1573 -4.7 -10.7 63 6.0 -6.7 134 19 283.3 283.7 276.3 289.3 2.04 11 826 1592 -5.1 -10.1 68 5.0 -6.7 135 19 283.1 283.5 276.3 289.3 2.14 12 813 1716 -5.9 -13.9 53 8.0 -8.2 141 20 283.6 283.8 275.7 288.3 1.60 13 809 1755 -6.5 -14.5 53 8.0 -8.8 143 20 283.3 283.6 275.5 287.8 1.53 14 807 1774 -6.7 -14.7 53 8.0 -8.9 143 20 283.3 283.6 275.5 287.8 1.51 15 801 1832 -6.5 -20.5 32 14.0 -9.9 146 21 284.1 284.3 275.0 286.9 0.93 16 793 1911 -7.1 -19.1 38 12.0 -10.1 150 21 284.3 284.5 275.3 287.5 1.06 17 767 2170 -8.5 -28.5 18 20.0 -12.3 164 22 285.5 285.6 275.1 287.0 0.47 18 758 2262 -7.3 -33.3 10 26.0 -11.8 174 18 287.8 287.8 276.0 288.8 0.30 19 738 2469 -9.3 -25.3 26 16.0 -12.6 200 10 287.8 287.9 276.6 289.9 0.66 20 736 2490 -9.3 -24.3 28 15.0 -12.5 203 10 288.0 288.2 276.8 290.3 0.73 21 734 2511 -9.5 -17.5 52 8.0 -11.6 207 9 288.0 288.3 277.7 292.0 1.32 22 730 2553 -9.5 -13.4 73 3.9 -10.6 214 9 288.5 288.8 278.6 294.0 1.86 23 728 2575 -9.5 -13.6 72 4.1 -10.7 217 9 288.7 289.0 278.7 294.2 1.84 24 724 2617 -9.3 -12.3 79 3.0 -10.2 224 8 289.4 289.7 279.3 295.5 2.05 25 720 2660 -9.3 -13.5 71 4.2 -10.6 231 8 289.8 290.2 279.3 295.4 1.87 26 713 2736 -8.9 -10.4 89 1.5 -9.4 244 7 291.1 291.5 280.6 298.3 2.43 27 700 2878 -9.5 -11.2 87 1.7 -10.1 245 9 292.0 292.4 280.8 298.9 2.32 28 676 3147 -9.9 -10.9 92 1.0 -10.2 259 14 294.4 294.9 282.1 301.9 2.46 29 672 3192 -10.1 -10.8 95 0.7 -10.4 259 14 294.7 295.2 282.3 302.2 2.49 30 548 4735 -18.9 -20.5 87 1.6 -19.3 280 21 302.0 302.2 283.9 306.3 1.36 31 545 4776 -19.3 -20.5 90 1.2 -19.6 279 21 302.0 302.2 284.0 306.4 1.37 32 535 4913 -20.3 -23.0 79 2.7 -20.9 275 21 302.4 302.6 283.8 306.0 1.12 33 503 5366 -23.3 -24.9 87 1.6 -23.6 270 29 304.1 304.3 284.4 307.4 1.01 34 500 5410 -23.5 -25.3 85 1.8 -23.8 270 30 304.4 304.6 284.4 307.6 0.98 35 453 6127 -28.7 -31.6 76 2.9 -29.1 274 36 306.6 306.7 284.8 308.6 0.60 36 411 6819 -33.7 -35.8 81 2.1 -33.9 272 36 308.8 308.9 285.4 310.3 0.44 37 408 6871 -33.3 -35.7 79 2.4 -33.6 273 35 309.9 310.0 285.9 311.5 0.45 38 400 7010 -33.7 -35.9 80 2.2 -34.0 275 34 311.2 311.3 286.3 312.8 0.45 39 390 7187 -34.5 -37.1 77 2.6 -34.8 276 35 312.4 312.5 286.7 313.8 0.41 40 350 7933 -39.3 -41.6 79 2.3 -39.5 279 37 315.7 315.8 287.7 316.8 0.28 41 327 8394 -42.3 -46.1 66 3.8 -42.5 277 34 317.8 317.8 288.2 318.5 0.19 42 300 8970 -46.7 -50.3 67 3.6 -46.9 275 30 319.5 319.6 288.8 320.0 0.13 43 296 9059 -47.5 -51.4 64 3.9 -47.7 275 31 319.6 319.7 288.8 320.1 0.11 44 284 9333 -49.7 -52.6 71 2.9 -49.8 273 33 320.3 320.3 288.9 320.7 0.10 45 275 9544 -51.5 -54.9 67 3.4 -51.6 271 35 320.6 320.7 289.0 321.0 0.08 46 270 9664 -52.3 -54.0 82 1.7 -52.4 270 36 321.2 321.2 289.2 321.5 0.09 47 265 9785 -53.1 -55.6 74 2.5 -53.2 269 37 321.7 321.7 289.3 322.0 0.08 48 261 9883 -53.9 -55.8 80 1.9 -53.9 268 38 321.9 322.0 289.5 322.2 0.08 49 250 10160 -55.9 -58.7 71 2.8 -55.9 265 41 323.0 323.0 289.7 323.2 0.06 50 249 10185 -56.1 -58.9 71 2.8 -56.2 265 41 323.0 323.0 289.8 323.2 0.05 51 240 10418 -57.9 -59.8 79 1.9 -57.9 270 44 323.7 323.8 289.9 323.9 0.05 52 237 10497 -57.5 -60.3 70 2.8 -57.6 268 44 325.5 325.5 290.5 325.7 0.05 53 234 10577 -57.7 -62.6 53 4.9 -57.8 267 45 326.4 326.4 290.7 326.5 0.04 54 232 10632 -57.3 -70.3 18 13.0 -57.5 266 45 327.8 327.8 291.1 327.9 0.01 55 229 10714 -55.5 -75.5 7 20.0 -55.7 265 44 331.8 331.8 292.2 331.8 0.01 56 200 11580 -53.3 -79.3 3 26.0 -53.7 270 30 348.4 348.4 296.3 348.4 0.00 57 150 13450 -51.7 -82.7 1 31.0 -52.2 280 26 381.0 381.0 302.4 381.0 0.00 58 100 16070 -54.1 -84.1 1 30.0 -54.7 265 16 423.2 423.2 308.1 423.2 0.00 59 76 17840 -52.1 -84.1 1 32.0 -53.1 285 15 461.9 461.9 312.0 462.0 0.00 60 70 18370 -54.1 -85.1 1 31.0 -54.9 280 14 468.6 468.6 312.5 468.7 0.00 61 68 18556 -54.5 -85.5 1 31.0 -55.3 284 13 471.7 471.7 312.8 471.7 0.00 62 65 18846 -52.7 -84.7 1 32.0 -53.7 272 13 481.7 481.7 313.6 481.8 0.00 63 50 20540 -52.3 -84.3 1 32.0 -53.7 270 6 520.2 520.2 316.3 520.3 0.01 64 30 23850 -51.5 -84.5 1 33.0 -53.8 160 3 604.2 604.2 320.8 604.3 0.01 65 20 26500 -48.7 -83.7 1 35.0 -52.6 65 4 687.1 687.1 324.0 687.2 0.02 66 10 31070 -44.1 -82.1 1 38.0 -52.2 75 8 854.9 855.0 328.5 855.4 0.05 67 7.0 33490 -39.9 -79.9 1 40.0 -52.0 155 11 964.1 964.2 330.6 965.2 0.10 TRP 240 10418 -57.9 -59.8 79 1.9 -57.9 270 44 323.7 323.8 289.9 323.9 0.05 WND Sounding variables and indices 1000-500 mb thick: 5356.00 m Freezing level: 897.32 mb = 936.34 m = 3071.93 ft Wetbulb zero: 928.61 mb = 659.14 m = 2162.50 ft Precipitable water: 0.47 inches Sfc-500 mean rel hum: 72.81 % Est. max temperature: 9.46 C = 49.03 F Sfc-Lift cond lev (LCL): 836.64 mb = 1490.92 m = 4891.42 ft T: -4.30 C 700-500 lapse rate: 5.53 C/km ThetaE index: 2.37 C Layer 813.0- 793.0 mb Conv cond level (CCL): 827.97 mb = 1572.99 m = 5160.67 ft Mean mixing ratio: 3.26 g/kg Conv temperature: 10.59 C = 51.06 F Cap Strength: 11.90 C Lifted Index: 12.08 C Risk: None Lifted Index @300 mb: 20.37 C Lifted Index @700 mb: 5.54 C Showalter Index: 12.08 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 18.20 C K Index: 12.80 Risk: None Sweat Index: 64.00 Risk: None Energy Index: 3.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.61 J/kg Max Up Vert Vel: 1.10 m/s Conv Inhibition (B-): 79662.49 J/kg Cap Strength: 11.72 C Lift Cond Lev (LCL): 848.52 mb = 1379.71 m = 4526.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 267 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 1005 15 160 10 -3.4 9.4 | 117 19 -17.1 8.6 1 1000 54 170 11 -1.9 10.8 | 123 19 -15.6 10.0 2 970 305 175 13 -1.1 13.0 | 129 19 -14.8 12.1 3 934 610 165 14 -3.6 13.5 | 126 21 -17.3 12.7 4 925 691 160 12 -4.1 11.3 | 120 21 -17.8 10.5 5 850 1366 125 17 -13.9 9.8 | 108 29 -27.6 8.9 6 770 2134 160 23 -7.9 21.6 | 134 30 -21.6 20.8 7 741 2438 195 10 2.6 9.7 | 129 14 -11.1 8.8 8 712 2743 245 7 6.3 3.0 | 106 8 -7.3 2.1 9 700 2878 245 9 8.2 3.8 | 118 6 -5.5 3.0 10 684 3048 260 13 12.8 2.3 | 149 2 -0.9 1.4 11 631 3658 255 17 16.4 4.4 | 217 5 2.7 3.6 12 606 3962 270 16 16.0 -0.0 | 289 2 2.3 -0.8 13 582 4267 250 16 15.0 5.5 | 196 5 1.4 4.7 14 559 4572 285 21 20.3 -5.4 | 313 9 6.6 -6.3 15 537 4877 275 21 20.9 -1.8 | 290 8 7.2 -2.6 16 500 5410 270 30 30.0 -0.0 | 273 16 16.3 -0.8 17 454 6096 275 36 35.9 -3.1 | 280 23 22.2 -4.0 18 435 6401 265 39 38.9 3.4 | 264 25 25.2 2.6 19 400 7010 275 34 33.9 -3.0 | 281 21 20.2 -3.8 20 366 7620 280 39 38.4 -6.8 | 287 26 24.7 -7.6 21 300 8970 275 30 29.9 -2.6 | 282 17 16.2 -3.4 22 292 9144 275 31 30.9 -2.7 | 282 18 17.2 -3.5 23 250 10160 265 41 40.8 3.6 | 264 27 27.2 2.8 24 242 10363 265 41 40.8 3.6 | 264 27 27.2 2.8 25 240 10418 270 44 44.0 -0.0 | 272 30 30.3 -0.8 26 231 10668 265 45 44.8 3.9 | 264 31 31.1 3.1 27 200 11580 270 30 30.0 -0.0 | 273 16 16.3 -0.8 28 174 12497 280 28 27.6 -4.9 | 292 15 13.9 -5.7 29 166 12802 265 33 32.9 2.9 | 264 19 19.2 2.1 30 158 13106 280 26 25.6 -4.5 | 294 13 11.9 -5.3 31 150 13450 280 26 25.6 -4.5 | 294 13 11.9 -5.3 32 137 14021 285 21 20.3 -5.4 | 313 9 6.6 -6.3 33 131 14326 265 24 23.9 2.1 | 263 10 10.2 1.3 34 114 15240 280 25 24.6 -4.3 | 295 12 10.9 -5.2 35 108 15545 295 19 17.2 -8.0 | 338 10 3.5 -8.8 36 103 15850 275 22 21.9 -1.9 | 288 9 8.2 -2.7 37 100 16070 265 16 15.9 1.4 | 256 2 2.3 0.6 38 99 16154 290 19 17.9 -6.5 | 330 8 4.2 -7.3 39 94 16459 265 16 15.9 1.4 | 256 2 2.3 0.6 40 82 17374 285 15 14.5 -3.9 | 350 5 0.8 -4.7 41 71 18288 285 15 14.5 -3.9 | 350 5 0.8 -4.7 42 70 18370 280 14 13.8 -2.4 | 358 3 0.1 -3.2 43 68 18593 285 13 12.6 -3.4 | 15 4 -1.1 -4.2 44 65 18898 270 13 13.0 -0.0 | 40 1 -0.7 -0.8 45 62 19202 280 11 10.8 -1.9 | 46 4 -2.9 -2.7 46 56 19812 305 11 9.0 -6.3 | 33 9 -4.7 -7.1 47 51 20422 275 10 10.0 -0.9 | 66 4 -3.7 -1.7 48 50 20540 270 6 6.0 -0.0 | 84 8 -7.7 -0.8 49 44 21336 225 6 4.2 4.2 | 110 10 -9.4 3.4 50 30 23850 160 3 -1.0 2.8 | 98 15 -14.7 2.0 51 28 24384 155 3 -1.3 2.7 | 97 15 -15.0 1.9 52 24 25298 135 16 -11.3 11.3 | 113 27 -25.0 10.5 53 23 25603 120 14 -12.1 7.0 | 103 27 -25.8 6.2 54 21 26213 155 24 -10.1 21.8 | 131 32 -23.8 20.9 55 20 26500 65 4 -3.6 -1.7 | 82 17 -17.3 -2.5 56 17 27432 60 6 -5.2 -3.0 | 79 19 -18.9 -3.8 57 17 27737 100 14 -13.8 2.4 | 93 28 -27.5 1.6 58 16 28042 145 13 -7.5 10.6 | 115 23 -21.1 9.8 59 14 28651 160 10 -3.4 9.4 | 117 19 -17.1 8.6 60 14 28956 125 10 -8.2 5.7 | 103 22 -21.9 4.9 61 12 29870 140 15 -9.6 11.5 | 115 26 -23.3 10.7 62 10 31070 75 8 -7.7 -2.1 | 82 22 -21.4 -2.9 63 7 33490 155 11 -4.6 10.0 | 117 20 -18.3 9.2 Wind Parameters Mean winds (0-6000m): 236.6 at 18.3 knts Storm direction: 266.6 at 13.7 knts Shear (0-3000m) pos: 4.6 neg: 1.9 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 20.6 deg Storm rel helicity (0-3000m) pos: 135.4 neg: -68.1 tot: 67.3 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 39.19 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 ------------------------------------------------------------------------------- 500 172 12 127 19| 4.2 0.0 4.2| 20.8 -3.5 17.2 34.5 0.59| 6.1 3.6 1000 164 13 124 21| 2.1 3.1 5.2| 20.8 -29.3 -8.6 -8.6 -0.07| 6.8 -0.5 1500 150 14 119 24| 1.4 3.7 5.1| 34.0 -50.6 -16.6 -11.1 -0.11| 7.0 -0.8 2000 149 16 120 25| 3.3 2.8 6.0|104.2 -50.6 53.6 26.8 0.23| 7.5 1.7 2500 153 16 123 25| 3.8 2.2 6.0|132.4 -61.2 71.2 28.5 0.16| 10.3 1.6 3000 160 15 125 23| 4.6 1.9 6.4|135.4 -68.1 67.3 22.4 0.12| 10.4 1.3 4000 184 15 138 19| 3.6 0.9 4.5|140.0 -68.2 71.7 17.9 0.19| 9.0 1.7 5000 211 16 156 14| 3.4 0.4 3.8|152.8 -79.3 73.5 14.7 0.18| 9.3 1.6 6000 237 18 190 9| 3.2 0.4 3.6|163.5 -87.5 76.0 12.7 0.15| 8.8 1.3 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250425.00.gif