UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 6 DEC 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 -8 15 14 SFC 998 15 -14.7 -22.7 51 8.0 -15.9 15 14 258.6 258.7 257.3 260.3 0.62 2 925 577 -19.5 -24.4 65 4.9 -20.1 5 36 259.4 259.5 257.9 261.0 0.57 3 913 674 -20.5 -24.8 68 4.3 -21.1 6 34 259.3 259.4 257.8 260.9 0.56 4 904 747 -18.9 -25.9 54 7.0 -19.8 7 32 261.7 261.8 259.6 263.1 0.51 5 895 822 -18.7 -26.7 49 8.0 -19.7 9 29 262.7 262.7 260.2 264.0 0.48 6 878 965 -16.7 -27.7 38 11.0 -18.2 8 27 266.2 266.2 262.8 267.5 0.45 7 876 982 -16.7 -27.7 38 11.0 -18.2 8 28 266.3 266.4 263.0 267.6 0.45 8 873 1008 -15.5 -27.5 35 12.0 -17.2 7 29 267.9 267.9 264.1 269.2 0.46 9 869 1043 -15.7 -27.7 35 12.0 -17.4 6 30 268.0 268.1 264.1 269.3 0.45 10 867 1060 -13.3 -27.3 30 14.0 -15.5 5 30 270.7 270.8 266.1 272.1 0.47 11 865 1078 -12.9 -27.9 27 15.0 -15.2 4 31 271.3 271.3 266.4 272.6 0.45 12 850 1211 -12.3 -29.3 23 17.0 -14.9 360 36 273.3 273.3 267.7 274.5 0.40 13 838 1320 -10.9 -29.9 19 19.0 -13.9 2 33 275.8 275.9 269.3 277.0 0.38 14 833 1366 -9.7 -29.7 18 20.0 -13.0 4 32 277.6 277.6 270.4 278.8 0.39 15 783 1840 -13.1 -27.1 30 14.0 -15.5 15 20 278.9 279.0 271.4 280.5 0.53 16 763 2037 -14.5 -29.5 27 15.0 -16.9 18 24 279.5 279.5 271.6 280.8 0.43 17 754 2126 -14.7 -34.7 16 20.0 -17.4 20 26 280.2 280.2 271.8 281.0 0.27 18 725 2422 -17.3 -36.3 17 19.0 -19.6 6 29 280.5 280.5 271.9 281.3 0.24 19 716 2515 -17.9 -38.9 14 21.0 -20.2 5 33 280.8 280.9 272.0 281.4 0.18 20 700 2684 -17.7 -46.7 6 29.0 -20.3 5 41 282.9 282.9 273.0 283.2 0.08 21 689 2803 -17.3 -50.3 4 33.0 -20.1 5 43 284.6 284.6 273.9 284.8 0.06 22 640 3353 -20.1 -57.1 2 37.0 -22.6 5 49 287.5 287.5 275.4 287.6 0.03 23 634 3423 -19.9 -57.9 2 38.0 -22.5 5 48 288.5 288.5 275.9 288.6 0.02 24 553 4426 -26.3 -60.3 3 34.0 -28.0 10 47 292.4 292.4 277.9 292.5 0.02 25 500 5150 -29.7 -61.7 3 32.0 -31.2 15 59 296.8 296.8 280.0 296.9 0.02 26 430 6207 -34.7 -63.7 4 29.0 -35.8 12 65 303.5 303.5 282.8 303.6 0.02 27 417 6421 -34.1 -67.1 2 33.0 -35.3 15 69 307.0 307.0 284.2 307.0 0.01 28 400 6710 -35.1 -68.1 2 33.0 -36.2 20 75 309.4 309.4 285.1 309.4 0.01 29 360 7441 -36.9 -70.9 2 34.0 -37.9 16 76 316.4 316.4 287.6 316.5 0.01 30 342 7794 -38.7 -70.7 2 32.0 -39.6 13 81 318.7 318.7 288.3 318.7 0.01 31 327 8102 -39.3 -70.8 2 31.5 -40.2 10 87 322.0 322.0 289.3 322.0 0.01 32 311 8444 -39.9 -70.9 2 31.0 -40.8 10 81 325.8 325.8 290.5 325.8 0.01 33 309 8488 -40.1 -72.1 2 32.0 -41.0 10 80 326.1 326.1 290.6 326.1 0.01 34 306 8555 -40.1 -71.1 2 31.0 -41.0 10 78 327.0 327.0 290.9 327.0 0.01 35 300 8690 -40.1 -72.1 2 32.0 -41.0 10 74 328.8 328.8 291.4 328.9 0.01 36 290 8922 -40.1 -73.1 2 33.0 -41.1 10 71 332.0 332.1 292.3 332.1 0.01 37 284 9065 -41.3 -72.3 2 31.0 -42.2 10 69 332.3 332.3 292.3 332.4 0.01 38 265 9535 -42.7 -74.7 2 32.0 -43.5 10 61 336.9 336.9 293.6 336.9 0.01 39 252 9876 -42.1 -76.1 1 34.0 -43.0 1 55 342.7 342.7 295.0 342.7 0.00 40 250 9930 -42.3 -76.3 1 34.0 -43.2 360 54 343.2 343.2 295.1 343.2 0.00 41 225 10636 -44.1 -78.1 1 34.0 -44.9 346 63 350.9 350.9 296.8 350.9 0.00 42 222 10726 -42.5 -77.5 1 35.0 -43.5 348 62 354.7 354.7 297.7 354.7 0.00 43 205 11263 -41.3 -77.3 1 36.0 -42.5 354 53 364.8 364.8 299.6 364.8 0.00 44 204 11296 -41.3 -77.3 1 36.0 -42.5 353 53 365.3 365.3 299.7 365.3 0.01 45 200 11430 -42.1 -78.1 1 36.0 -43.2 350 50 366.1 366.1 299.9 366.1 0.00 46 180 12137 -47.9 -79.9 1 32.0 -48.6 350 65 367.8 367.8 300.2 367.9 0.00 47 160 12921 -45.7 -79.7 1 34.0 -46.6 8 37 384.2 384.2 302.9 384.2 0.00 48 150 13350 -48.7 -80.7 1 32.0 -49.4 325 17 386.2 386.2 303.2 386.2 0.00 49 143 13662 -50.5 -82.5 1 32.0 -51.1 318 20 388.3 388.3 303.5 388.3 0.00 50 138 13895 -48.5 -81.5 1 33.0 -49.3 316 26 395.8 395.8 304.6 395.8 0.00 51 135 14039 -49.3 -82.3 1 33.0 -50.1 320 30 396.9 396.9 304.8 396.9 0.00 52 121 14761 -46.7 -81.7 1 35.0 -47.8 320 39 414.3 414.3 307.0 414.3 0.00 53 119 14871 -47.3 -81.3 1 34.0 -48.4 320 40 415.2 415.2 307.2 415.2 0.00 54 117 14983 -45.5 -80.5 1 35.0 -46.8 320 41 420.5 420.5 307.8 420.5 0.01 55 113 15215 -44.7 -80.7 1 36.0 -46.1 320 44 426.2 426.2 308.4 426.2 0.01 56 110 15395 -46.5 -81.5 1 35.0 -47.7 317 51 426.1 426.1 308.4 426.1 0.00 57 100 16030 -44.1 -80.1 1 36.0 -45.8 330 44 442.5 442.5 310.1 442.6 0.01 58 93 16512 -47.1 -81.1 1 34.0 -48.4 333 53 445.9 445.9 310.4 445.9 0.01 59 88 16879 -45.1 -81.1 1 36.0 -46.8 340 52 457.0 457.0 311.5 457.0 0.01 60 76 17847 -49.3 -83.3 1 34.0 -50.6 308 15 467.8 467.8 312.4 467.8 0.01 61 70 18390 -45.3 -81.3 1 36.0 -47.3 315 44 487.5 487.5 314.0 487.5 0.01 62 68 18583 -45.1 -81.1 1 36.0 -47.2 326 45 492.0 492.0 314.4 492.0 0.01 63 61 19309 -45.3 -81.3 1 36.0 -47.6 357 34 507.0 507.0 315.4 507.1 0.01 64 56 19875 -48.5 -82.5 1 34.0 -50.3 299 23 512.3 512.3 315.8 512.3 0.01 65 53 20241 -44.5 -81.5 1 37.0 -47.2 323 30 529.7 529.7 316.9 529.8 0.01 66 50 20630 -45.5 -81.5 1 36.0 -48.1 320 16 536.2 536.2 317.3 536.3 0.01 67 43 21631 -46.7 -81.7 1 35.0 -49.3 330 19 556.9 556.9 318.5 557.0 0.01 68 36 22814 -44.1 -81.1 1 37.0 -47.8 305 28 592.7 592.7 320.3 592.8 0.02 69 30 24030 -46.1 -82.1 1 36.0 -49.7 315 23 619.0 619.0 321.5 619.1 0.02 70 25 25240 -46.7 -82.7 1 36.0 -50.6 322 27 650.4 650.4 322.7 650.5 0.02 71 23 25794 -45.3 -82.3 1 37.0 -49.9 315 31 670.2 670.2 323.4 670.3 0.02 72 20 26720 -48.1 -83.1 1 35.0 -52.2 305 8 688.9 689.0 324.1 689.1 0.02 73 19 27058 -48.3 -83.3 1 35.0 -52.4 297 8 698.5 698.5 324.4 698.7 0.02 74 17 27784 -52.1 -85.1 1 33.0 -55.4 281 7 708.9 708.9 324.7 709.0 0.02 75 16 28181 -47.9 -83.9 1 36.0 -52.7 272 7 735.0 735.0 325.5 735.2 0.02 76 13 29542 -50.7 -84.7 1 34.0 -55.1 240 3 770.3 770.3 326.5 770.5 0.02 77 13 29542 -49.9 -84.9 1 35.0 -54.6 240 3 773.0 773.1 326.5 773.2 0.02 TRP 265 9535 -42.7 -74.7 2 32.0 -43.5 10 61 336.9 336.9 293.6 336.9 0.01 WND 327 8102 -39.3 -70.8 2 31.5 -40.2 10 87 322.0 322.0 289.3 322.0 0.01 Sounding variables and indices 1000-500 mb thick: 5158.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 18.87 % Est. max temperature: 0.38 C = 32.69 F Sfc-Lift cond lev (LCL): 875.95 mb = 982.63 m = 3223.83 ft T: -16.68 C 700-500 lapse rate: 4.87 C/km ThetaE index: 0.09 C Layer 913.0- 904.0 mb Conv cond level (CCL): 474.02 mb = 5524.07 m = 18123.36 ft Mean mixing ratio: 0.58 g/kg Conv temperature: 25.88 C = 78.58 F Cap Strength: 26.68 C Lifted Index: 29.46 C Risk: None Lifted Index @300 mb: 48.12 C Lifted Index @700 mb: 20.31 C Showalter Index: 18.62 C Risk: None Total Totals Index: 17.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 0.40 C K Index: -40.90 Risk: None Sweat Index: 131.00 Risk: None Energy Index: 4.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.21 J/kg Max Up Vert Vel: 4.05 m/s Conv Inhibition (B-): 81324.15 J/kg Cap Strength: 29.17 C Lift Cond Lev (LCL): 855.29 mb = 1163.70 m = 3817.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 38 at 32 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 ---------------------------------------------------------- 0 998 15 15 14 -3.6 -13.5 | 234 20 15.9 11.4 1 960 305 360 35 -0.0 -35.0 | 297 22 19.5 -10.1 2 925 577 5 36 -3.1 -35.9 | 304 20 16.4 -10.9 3 921 610 5 37 -3.2 -36.9 | 306 20 16.3 -11.9 4 884 914 10 25 -4.3 -24.6 | 269 15 15.2 0.3 5 850 1211 360 36 -0.0 -36.0 | 300 22 19.5 -11.1 6 849 1219 360 36 -0.0 -36.0 | 300 22 19.5 -11.1 7 784 1829 15 20 -5.2 -19.3 | 249 15 14.3 5.6 8 753 2134 20 26 -8.9 -24.4 | 267 11 10.6 0.5 9 723 2438 5 29 -2.5 -28.9 | 283 17 17.0 -4.0 10 700 2684 5 41 -3.6 -40.8 | 315 23 15.9 -15.9 11 694 2743 5 41 -3.6 -40.8 | 315 23 15.9 -15.9 12 666 3048 5 52 -4.5 -51.8 | 331 31 15.0 -26.9 13 613 3658 5 46 -4.0 -45.8 | 323 26 15.5 -20.9 14 588 3962 5 43 -3.7 -42.8 | 319 24 15.8 -17.9 15 564 4267 10 45 -7.8 -44.3 | 329 23 11.7 -19.4 16 519 4877 10 55 -9.6 -54.2 | 341 31 10.0 -29.2 17 500 5150 15 59 -15.3 -57.0 | 352 32 4.2 -32.1 18 477 5486 10 64 -11.1 -63.0 | 348 39 8.4 -38.1 19 437 6096 10 63 -10.9 -62.0 | 347 38 8.6 -37.1 20 400 6710 20 75 -25.7 -70.5 | 8 46 -6.1 -45.5 21 383 7010 20 75 -25.7 -70.5 | 8 46 -6.1 -45.5 22 351 7620 15 77 -19.9 -74.4 | 0 49 -0.4 -49.4 23 327 8102 10 87 -15.1 -85.7 | 356 61 4.4 -60.7 24 321 8230 10 87 -15.1 -85.7 | 356 61 4.4 -60.7 25 300 8690 10 74 -12.8 -72.9 | 352 48 6.7 -47.9 26 281 9144 10 68 -11.8 -67.0 | 350 43 7.7 -42.0 27 268 9449 5 61 -5.3 -60.8 | 338 39 14.2 -35.8 28 265 9535 10 61 -10.6 -60.1 | 346 36 8.9 -35.1 29 250 9930 360 54 -0.0 -54.0 | 326 35 19.5 -29.1 30 224 10668 345 63 16.3 -60.9 | 315 51 35.8 -35.9 31 214 10973 360 59 -0.0 -59.0 | 330 39 19.5 -34.1 32 200 11430 350 50 8.7 -49.2 | 311 37 28.2 -24.3 33 195 11582 355 47 4.1 -46.8 | 313 32 23.6 -21.9 34 178 12192 350 67 11.6 -66.0 | 323 52 31.2 -41.1 35 163 12802 20 43 -14.7 -40.4 | 343 16 4.8 -15.5 36 150 13350 325 17 9.8 -13.9 | 249 31 29.3 11.0 37 149 13411 360 18 -0.0 -18.0 | 250 21 19.5 6.9 38 142 13716 310 20 15.3 -12.9 | 251 37 34.8 12.1 39 136 14021 320 30 19.3 -23.0 | 267 39 38.8 2.0 40 113 15240 320 44 28.3 -33.7 | 280 49 47.8 -8.8 41 108 15545 315 57 40.3 -40.3 | 284 62 59.8 -15.4 42 103 15850 335 43 18.2 -39.0 | 290 40 37.7 -14.0 43 100 16030 330 44 22.0 -38.1 | 288 44 41.5 -13.2 44 98 16154 330 44 22.0 -38.1 | 288 44 41.5 -13.2 45 89 16764 335 59 24.9 -53.5 | 303 53 44.5 -28.5 46 82 17374 360 23 -0.0 -23.0 | 264 20 19.5 1.9 47 78 17678 360 13 -0.0 -13.0 | 239 23 19.5 11.9 48 74 17983 265 17 16.9 1.5 | 234 45 36.5 26.4 49 71 18288 285 37 35.7 -9.6 | 254 57 55.3 15.4 50 70 18390 315 44 31.1 -31.1 | 277 51 50.6 -6.2 51 65 18898 345 46 11.9 -44.4 | 302 37 31.4 -19.5 52 62 19202 355 41 3.6 -40.8 | 305 28 23.1 -15.9 53 59 19507 360 19 -0.0 -19.0 | 253 20 19.5 5.9 54 57 19812 295 20 18.1 -8.5 | 246 41 37.6 16.5 55 54 20117 315 35 24.7 -24.7 | 270 44 44.3 0.2 56 52 20422 335 24 10.1 -21.8 | 264 30 29.7 3.2 57 50 20630 320 16 10.3 -12.3 | 247 32 29.8 12.7 58 49 20726 295 15 13.6 -6.3 | 241 38 33.1 18.6 59 47 21031 325 15 8.6 -12.3 | 246 31 28.1 12.6 60 45 21336 320 16 10.3 -12.3 | 247 32 29.8 12.7 61 43 21641 330 19 9.5 -16.5 | 254 30 29.0 8.5 62 41 21946 305 22 18.0 -12.6 | 252 40 37.5 12.3 63 39 22250 300 30 26.0 -15.0 | 258 47 45.5 9.9 64 36 22860 305 28 22.9 -16.1 | 258 43 42.5 8.9 65 31 23774 325 27 15.5 -22.1 | 265 35 35.0 2.8 66 30 24030 315 23 16.3 -16.3 | 256 37 35.8 8.7 67 30 24079 310 21 16.1 -13.5 | 252 37 35.6 11.4 68 28 24384 315 22 15.6 -15.6 | 255 36 35.1 9.4 69 27 24689 320 31 19.9 -23.7 | 268 39 39.4 1.2 70 26 24994 310 29 22.2 -18.6 | 261 42 41.7 6.3 71 25 25298 325 26 14.9 -21.3 | 264 35 34.4 3.6 72 24 25603 310 33 25.3 -21.2 | 265 45 44.8 3.7 73 21 26518 335 23 9.7 -20.8 | 262 30 29.2 4.1 74 20 26720 305 8 6.6 -4.6 | 232 33 26.1 20.3 75 15 27432 260 6 5.9 1.0 | 224 36 25.4 26.0 76 13 27737 240 3 2.6 1.5 | 220 34 22.1 26.4 77 11 28042 280 10 9.8 -1.7 | 232 37 29.4 23.2 78 10 28346 280 15 14.8 -2.6 | 237 41 34.3 22.3 79 9 28651 305 10 8.2 -5.7 | 235 34 27.7 19.2 80 8 28956 305 13 10.6 -7.5 | 240 35 30.2 17.5 81 7 29261 330 12 6.0 -10.4 | 240 29 25.5 14.5 82 6 29566 295 13 11.8 -5.5 | 238 37 31.3 19.4 83 5 29870 305 21 17.2 -12.0 | 251 39 36.7 12.9 Wind Parameters Mean winds (0-6000m): 8.1 at 42.2 knts Storm direction: 38.1 at 31.7 knts Shear (0-3000m) pos: 2.4 neg: 8.7 tot: 11.1 10-3/s Storm rel Dir Shear (0-3000m): 95.2 deg Storm rel helicity (0-3000m) pos: 277.3 neg: -110.5 tot: 166.7 m^2/s^2 ave: 55.6 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 17.6 stream: 5.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.34 Bulk Shear: 24.11 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 3 29 283 18| 0.0 22.8 22.8|101.7 0.0 101.7 203.4 0.88| 25.2 22.2 1000 5 30 287 18| 3.7 11.4 15.1|124.2 -47.3 76.8 76.8 0.38| 21.6 8.2 1500 4 31 289 18| 2.7 7.6 10.3|152.5 -77.4 75.1 50.1 0.26| 20.2 5.3 2000 6 29 283 17| 3.6 5.7 9.3|160.1-110.5 49.5 24.8 0.13| 18.3 2.4 2500 7 29 282 16| 2.9 6.7 9.6|194.7-110.5 84.2 33.7 0.22| 17.3 3.8 3000 6 31 290 17| 2.4 8.7 11.1|277.3-110.5 166.7 55.6 0.31| 17.6 5.5 4000 6 35 302 19| 2.3 6.1 8.4|282.1-146.5 135.5 33.9 0.25| 14.3 3.5 5000 7 38 311 20| 1.4 4.8 6.3|368.3-146.5 221.8 44.4 0.31| 13.2 4.1 6000 8 42 321 22| 1.2 4.6 5.8|389.9-173.8 216.1 36.0 0.29| 11.9 3.4 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20251206.12.gif