UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 17 OCT 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 1002 15 6.2 4.4 88 1.8 5.3 280 5 279.2 280.1 278.4 293.5 5.23 1 1000 24 6.4 4.5 88 1.9 5.5 280 5 279.5 280.4 278.6 294.0 5.28 2 994 73 6.6 4.5 86 2.1 5.6 280 8 280.2 281.1 279.0 294.8 5.31 3 957 384 4.6 3.9 95 0.7 4.2 280 23 281.3 282.2 279.5 295.9 5.29 4 938 548 4.0 0.2 76 3.8 2.3 280 24 282.3 283.0 278.6 293.8 4.13 5 925 661 3.2 -0.7 76 3.9 1.5 280 24 282.6 283.3 278.4 293.6 3.92 6 921 696 3.0 -1.3 73 4.3 1.1 281 24 282.7 283.4 278.3 293.3 3.77 7 899 891 1.6 -0.9 83 2.5 0.5 285 23 283.2 283.9 278.9 294.5 3.98 8 886 1008 1.0 -2.6 77 3.6 -0.5 282 22 283.8 284.4 278.6 293.9 3.56 9 876 1100 0.6 -2.5 80 3.1 -0.7 279 21 284.3 284.9 278.9 294.6 3.63 10 873 1127 0.6 -3.8 72 4.4 -1.2 278 21 284.6 285.2 278.6 294.0 3.30 11 864 1210 0.0 -3.8 76 3.8 -1.6 275 20 284.8 285.4 278.8 294.3 3.34 12 855 1294 0.0 -7.0 59 7.0 -2.6 269 20 285.7 286.1 278.3 293.3 2.64 13 850 1341 -0.3 -7.3 59 7.0 -2.9 265 20 285.8 286.3 278.3 293.4 2.60 14 848 1360 -0.5 -6.5 64 6.0 -2.8 265 20 285.8 286.3 278.5 293.8 2.77 15 788 1942 -5.3 -8.0 81 2.7 -6.2 263 21 286.7 287.2 278.9 294.5 2.65 16 776 2062 -6.5 -7.6 92 1.1 -6.9 267 21 286.7 287.2 279.0 294.8 2.78 17 772 2102 -6.5 -6.5 100 0.0 -6.5 269 22 287.1 287.7 279.5 295.9 3.04 18 767 2153 -6.7 -7.4 95 0.7 -7.0 270 22 287.5 288.0 279.4 295.8 2.86 19 742 2411 -8.5 -8.5 100 0.0 -8.5 270 19 288.2 288.7 279.6 296.2 2.71 20 732 2516 -8.9 -9.9 92 1.0 -9.2 272 20 288.9 289.3 279.6 296.2 2.46 21 706 2795 -11.1 -11.1 100 0.0 -11.1 280 25 289.5 289.9 279.7 296.3 2.32 22 700 2861 -11.1 -12.1 92 1.0 -11.4 280 27 290.2 290.6 279.8 296.6 2.16 23 683 3049 -11.9 -14.9 78 3.0 -12.8 282 27 291.3 291.7 279.8 296.7 1.76 24 668 3219 -13.3 -15.5 83 2.2 -13.9 284 27 291.6 291.9 279.9 296.8 1.71 25 650 3426 -14.1 -19.1 66 5.0 -15.3 287 28 293.0 293.2 280.0 297.0 1.30 26 640 3543 -14.9 -20.9 60 6.0 -16.3 288 28 293.4 293.6 280.0 296.9 1.13 27 591 4140 -19.1 -28.1 45 9.0 -20.7 298 27 295.3 295.4 280.1 297.4 0.64 28 578 4305 -20.5 -29.5 44 9.0 -22.0 300 27 295.5 295.6 280.2 297.4 0.57 29 571 4395 -21.3 -31.3 40 10.0 -22.8 299 29 295.6 295.7 280.1 297.2 0.49 30 565 4473 -21.7 -42.7 13 21.0 -23.9 298 31 296.1 296.1 279.8 296.6 0.16 31 528 4968 -25.3 -50.3 8 25.0 -27.2 295 39 297.5 297.5 280.4 297.8 0.07 32 500 5360 -28.9 -50.9 10 22.0 -30.3 295 38 297.8 297.8 280.5 298.1 0.07 33 469 5813 -32.9 -51.9 13 19.0 -33.9 289 36 298.3 298.3 280.7 298.6 0.07 34 450 6102 -35.5 -48.5 25 13.0 -36.2 285 34 298.6 298.6 280.9 299.0 0.10 35 442 6227 -36.3 -46.3 35 10.0 -36.9 282 34 299.1 299.2 281.1 299.6 0.14 36 438 6290 -36.9 -47.9 31 11.0 -37.5 280 34 299.2 299.2 281.1 299.6 0.11 37 423 6530 -38.9 -46.9 43 8.0 -39.3 275 34 299.6 299.6 281.4 300.1 0.13 38 405 6826 -41.5 -51.5 33 10.0 -41.9 267 34 300.0 300.0 281.4 300.3 0.08 39 400 6910 -42.1 -51.1 37 9.0 -42.5 265 34 300.3 300.3 281.6 300.6 0.09 40 399 6927 -42.3 -51.3 37 9.0 -42.6 265 34 300.2 300.2 281.5 300.5 0.09 41 394 7012 -42.7 -59.7 14 17.0 -43.2 265 33 300.8 300.8 281.7 300.9 0.03 42 364 7543 -46.3 -60.3 19 14.0 -46.6 282 35 302.9 302.9 282.6 303.0 0.03 43 351 7784 -47.1 -62.1 16 15.0 -47.4 282 36 305.0 305.0 283.4 305.1 0.03 44 340 7994 -48.3 -62.3 18 14.0 -48.6 276 35 306.1 306.1 283.9 306.2 0.03 45 337 8053 -48.1 -61.1 21 13.0 -48.4 272 33 307.2 307.2 284.3 307.3 0.03 46 319 8412 -51.3 -61.3 29 10.0 -51.5 263 25 307.6 307.6 284.4 307.7 0.03 47 309 8619 -52.1 -64.1 22 12.0 -52.3 262 26 309.3 309.3 285.1 309.4 0.02 48 307 8661 -52.1 -64.1 22 12.0 -52.3 261 27 309.9 309.9 285.3 309.9 0.02 49 300 8810 -52.7 -64.7 22 12.0 -52.9 255 30 311.1 311.1 285.7 311.1 0.02 50 286 9117 -55.1 -65.1 28 10.0 -55.2 260 33 311.9 311.9 286.0 312.0 0.02 51 274 9391 -55.3 -68.3 18 13.0 -55.5 263 27 315.5 315.5 287.3 315.5 0.01 52 251 9954 -52.1 -76.1 4 24.0 -52.4 253 41 328.2 328.2 291.2 328.3 0.00 53 250 9980 -51.7 -75.7 4 24.0 -52.0 255 42 329.2 329.2 291.5 329.2 0.01 54 241 10218 -51.1 -73.1 6 22.0 -51.4 252 45 333.6 333.6 292.7 333.6 0.01 55 231 10494 -52.1 -76.1 4 24.0 -52.4 247 46 336.1 336.1 293.3 336.1 0.01 56 207 11213 -47.3 -78.3 2 31.0 -47.9 245 46 354.4 354.4 297.5 354.4 0.00 57 200 11440 -48.3 -79.3 2 31.0 -48.9 255 44 356.3 356.3 298.0 356.3 0.00 58 164 12739 -50.7 -80.7 2 30.0 -51.2 231 44 373.1 373.1 301.1 373.1 0.00 59 150 13320 -50.3 -81.3 1 31.0 -50.9 235 48 383.4 383.4 302.8 383.4 0.00 60 100 15970 -47.9 -81.9 1 34.0 -49.1 240 36 435.2 435.2 309.4 435.2 0.00 61 99 16036 -47.5 -81.5 1 34.0 -48.7 240 36 437.2 437.2 309.6 437.2 0.01 62 85 17031 -53.1 -84.1 1 31.0 -53.9 251 29 445.4 445.4 310.4 445.4 0.00 63 83 17185 -52.1 -84.1 1 32.0 -53.0 246 32 450.4 450.4 310.9 450.5 0.00 64 80 17423 -53.5 -84.5 1 31.0 -54.3 238 36 452.3 452.3 311.1 452.3 0.00 65 77 17670 -50.7 -83.7 1 33.0 -51.8 230 40 463.1 463.1 312.1 463.1 0.00 66 72 18106 -52.1 -84.1 1 32.0 -53.1 222 44 469.1 469.1 312.5 469.2 0.00 67 72 18106 -50.1 -83.1 1 33.0 -51.3 222 44 473.4 473.4 312.9 473.4 0.01 68 70 18290 -50.7 -83.7 1 33.0 -51.9 235 41 475.9 475.9 313.1 475.9 0.01 69 69 18384 -49.1 -83.1 1 34.0 -50.5 235 40 481.3 481.3 313.5 481.4 0.01 70 63 18977 -52.1 -84.1 1 32.0 -53.2 232 33 487.4 487.4 314.0 487.4 0.01 71 62 19081 -50.9 -83.9 1 33.0 -52.2 231 32 492.3 492.3 314.4 492.3 0.01 72 57 19622 -55.3 -85.3 1 30.0 -56.2 220 25 494.3 494.3 314.5 494.3 0.00 73 52 20208 -55.3 -86.3 1 31.0 -56.2 237 31 507.4 507.4 315.5 507.5 0.00 74 51 20332 -53.3 -85.3 1 32.0 -54.5 233 29 514.9 514.9 315.9 515.0 0.01 75 50 20460 -52.3 -85.3 1 33.0 -53.7 245 35 520.2 520.2 316.3 520.3 0.01 76 49 20591 -52.1 -85.1 1 33.0 -53.5 245 35 523.7 523.7 316.5 523.7 0.01 77 46 21004 -47.9 -82.9 1 35.0 -50.1 236 26 543.4 543.4 317.7 543.5 0.01 78 42 21598 -52.5 -84.5 1 32.0 -54.1 197 14 546.3 546.3 317.9 546.4 0.01 79 38 22241 -54.9 -85.9 1 31.0 -56.2 239 16 556.1 556.1 318.4 556.1 0.01 80 37 22412 -54.1 -86.1 1 32.0 -55.6 247 15 562.4 562.4 318.8 562.4 0.01 81 35 22767 -55.9 -85.9 1 30.0 -57.2 215 15 566.7 566.7 319.0 566.7 0.01 82 34 22952 -55.1 -86.1 1 31.0 -56.5 196 16 573.5 573.5 319.3 573.6 0.01 83 32 23338 -56.3 -86.3 1 30.0 -57.6 200 16 580.3 580.3 319.7 580.4 0.01 84 30 23750 -54.1 -86.1 1 32.0 -55.8 205 16 597.2 597.2 320.5 597.2 0.01 85 28 24191 -54.7 -85.7 1 31.0 -56.4 208 17 607.4 607.4 320.9 607.4 0.01 86 26 24666 -52.9 -85.9 1 33.0 -55.1 258 11 625.5 625.5 321.7 625.6 0.01 87 22 25738 -54.3 -86.3 1 32.0 -56.5 269 11 651.9 652.0 322.7 652.0 0.01 88 21 26037 -52.7 -85.7 1 33.0 -55.4 250 14 665.5 665.5 323.3 665.6 0.01 89 20 26350 -54.1 -86.1 1 32.0 -56.5 295 15 670.6 670.6 323.4 670.7 0.01 90 19 26679 -54.5 -86.5 1 32.0 -56.9 276 16 679.2 679.2 323.7 679.3 0.01 91 18 27026 -52.9 -85.9 1 33.0 -55.8 298 13 694.9 694.9 324.3 695.0 0.01 92 15 28193 -55.9 -86.9 1 31.0 -58.5 320 16 722.1 722.1 325.1 722.2 0.01 93 12 29624 -52.3 -85.3 1 33.0 -56.4 344 11 782.4 782.5 326.8 782.6 0.02 94 10 30800 -53.5 -86.5 1 33.0 -57.7 280 21 819.8 819.9 327.7 820.0 0.02 95 8.1 32158 -51.9 -84.9 1 33.0 -57.3 292 22 877.1 877.1 329.0 877.5 0.04 96 7.2 32918 -52.7 -85.7 1 33.0 -58.2 298 22 903.9 903.9 329.5 904.2 0.04 97 7.0 33100 -51.7 -85.7 1 34.0 -57.7 300 22 915.3 915.4 329.7 915.7 0.04 98 6.9 33193 -51.3 -85.3 1 34.0 -57.5 300 23 920.8 920.8 329.8 921.2 0.04 99 6.2 33884 -54.3 -86.3 1 32.0 -59.6 304 26 936.5 936.6 330.1 936.9 0.04 100 6.0 34096 -52.3 -86.3 1 34.0 -58.6 305 27 954.0 954.0 330.4 954.4 0.04 101 5.1 35143 -54.3 -86.3 1 32.0 -60.2 309 33 990.3 990.4 331.0 990.8 0.04 102 5.0 35270 -53.9 -85.9 1 32.0 -60.1 310 34 997.8 997.8 331.1 998.3 0.05 TRP 286 9117 -55.1 -65.1 28 10.0 -55.2 260 33 311.9 311.9 286.0 312.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5336.00 m Freezing level: 855.00 mb = 1294.07 m = 4245.57 ft Wetbulb zero: 892.62 mb = 948.56 m = 3112.05 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 63.46 % Est. max temperature: 12.78 C = 55.00 F Sfc-Lift cond lev (LCL): 974.67 mb = 234.29 m = 768.66 ft T: 5.56 C 700-500 lapse rate: 7.12 C/km ThetaE index: 2.52 C Layer 938.0- 899.0 mb Conv cond level (CCL): 888.64 mb = 984.55 m = 3230.10 ft Mean mixing ratio: 4.67 g/kg Conv temperature: 10.70 C = 51.27 F Cap Strength: 4.15 C Lifted Index: 3.95 C Risk: None Lifted Index @300 mb: 11.73 C Lifted Index @700 mb: 1.54 C Showalter Index: 4.83 C Risk: None Total Totals Index: 50.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.60 C Cross Totals Index: 21.60 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 102.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.99 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 80631.38 J/kg Cap Strength: 4.13 C Lift Cond Lev (LCL): 916.90 mb = 732.08 m = 2401.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 20 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 1002 15 280 5 4.9 -0.9 | 146 16 -9.0 13.6 1 1000 24 280 5 4.9 -0.9 | 146 16 -9.0 13.6 2 966 305 280 23 22.7 -4.0 | 220 14 8.7 10.4 3 931 610 280 24 23.6 -4.2 | 223 14 9.7 10.3 4 925 661 280 24 23.6 -4.2 | 223 14 9.7 10.3 5 896 914 285 23 22.2 -6.0 | 224 12 8.3 8.5 6 863 1219 275 20 19.9 -1.7 | 205 14 6.0 12.7 7 850 1341 265 20 19.9 1.7 | 200 17 6.0 16.2 8 830 1524 265 16 15.9 1.4 | 187 16 2.0 15.8 9 799 1829 260 20 19.7 3.5 | 198 19 5.7 17.9 10 768 2134 270 22 22.0 -0.0 | 209 17 8.0 14.4 11 739 2438 270 19 19.0 -0.0 | 199 15 5.0 14.4 12 711 2743 280 23 22.7 -4.0 | 220 14 8.7 10.4 13 700 2861 280 27 26.6 -4.7 | 232 16 12.6 9.8 14 629 3658 290 28 26.3 -9.6 | 249 13 12.4 4.9 15 579 4267 300 27 23.4 -13.5 | 264 9 9.4 0.9 16 534 4877 295 39 35.3 -16.5 | 275 21 21.4 -2.0 17 500 5360 295 38 34.4 -16.1 | 275 21 20.5 -1.6 18 450 6096 285 34 32.8 -8.8 | 253 20 18.9 5.6 19 400 6910 265 34 33.9 3.0 | 229 26 19.9 17.4 20 394 7010 265 33 32.9 2.9 | 228 26 18.9 17.3 21 359 7620 285 35 33.8 -9.1 | 255 21 19.9 5.4 22 343 7925 280 37 36.4 -6.4 | 250 24 22.5 8.0 23 328 8230 260 26 25.6 4.5 | 212 22 11.7 19.0 24 313 8534 265 24 23.9 2.1 | 211 19 10.0 16.5 25 300 8810 255 30 29.0 7.8 | 214 27 15.0 22.2 26 299 8839 265 24 23.9 2.1 | 211 19 10.0 16.5 27 286 9117 260 33 32.5 5.7 | 223 27 18.5 20.2 28 285 9144 255 33 31.9 8.5 | 218 29 17.9 23.0 29 272 9449 265 26 25.9 2.3 | 216 21 11.9 16.7 30 259 9754 240 31 26.8 15.5 | 203 33 12.9 29.9 31 250 9980 255 42 40.6 10.9 | 226 37 26.6 25.3 32 236 10363 250 46 43.2 15.7 | 224 42 29.3 30.2 33 215 10973 235 48 39.3 27.5 | 211 49 25.4 42.0 34 200 11440 255 44 42.5 11.4 | 228 38 28.5 25.8 35 196 11582 255 44 42.5 11.4 | 228 38 28.5 25.8 36 178 12192 245 40 36.3 16.9 | 215 38 22.3 31.3 37 170 12497 230 43 32.9 27.6 | 204 46 19.0 42.1 38 150 13320 235 48 39.3 27.5 | 211 49 25.4 42.0 39 129 14326 240 57 49.4 28.5 | 220 56 35.4 42.9 40 117 14935 245 48 43.5 20.3 | 220 46 29.5 34.7 41 112 15240 230 49 37.5 31.5 | 207 52 23.6 45.9 42 102 15850 240 57 49.4 28.5 | 220 56 35.4 42.9 43 100 15970 240 36 31.2 18.0 | 208 37 17.2 32.4 44 97 16154 240 36 31.2 18.0 | 208 37 17.2 32.4 45 89 16764 260 25 24.6 4.3 | 210 22 10.7 18.8 46 73 17983 220 45 28.9 34.5 | 197 51 15.0 48.9 47 70 18288 225 42 29.7 29.7 | 200 47 15.7 44.1 48 70 18290 235 41 33.6 23.5 | 207 43 19.6 38.0 49 67 18593 235 39 31.9 22.4 | 206 41 18.0 36.8 50 61 19202 230 30 23.0 19.3 | 195 35 9.0 33.7 51 55 19812 215 22 12.6 18.0 | 178 32 -1.3 32.5 52 53 20117 240 32 27.7 16.0 | 204 33 13.8 30.4 53 50 20422 230 28 21.4 18.0 | 193 33 7.5 32.4 54 50 20460 245 35 31.7 14.8 | 211 34 17.8 29.2 55 48 20726 245 35 31.7 14.8 | 211 34 17.8 29.2 56 44 21336 225 15 10.6 10.6 | 172 25 -3.3 25.0 57 42 21641 190 14 2.4 13.8 | 158 30 -11.5 28.2 58 40 21946 225 17 12.0 12.0 | 176 27 -1.9 26.5 59 36 22555 255 14 13.5 3.6 | 179 18 -0.4 18.1 60 34 22860 195 16 4.1 15.5 | 162 31 -9.8 29.9 61 30 23750 205 16 6.8 14.5 | 166 30 -7.2 28.9 62 30 23774 270 12 12.0 -0.0 | 172 15 -2.0 14.4 63 28 24079 195 15 3.9 14.5 | 161 31 -10.1 28.9 64 27 24384 230 20 15.3 12.9 | 183 27 1.4 27.3 65 26 24689 260 10 9.8 1.7 | 166 17 -4.1 16.2 66 22 25603 285 10 9.7 -2.6 | 160 13 -4.3 11.9 67 21 25908 250 12 11.3 4.1 | 172 19 -2.7 18.5 68 20 26213 250 17 16.0 5.8 | 186 20 2.0 20.3 69 20 26350 295 15 13.6 -6.3 | 177 8 -0.4 8.1 70 19 26518 265 18 17.9 1.6 | 194 16 4.0 16.0 71 18 27127 305 12 9.8 -6.9 | 151 9 -4.1 7.6 72 17 27432 10 8 -1.4 -7.9 | 113 17 -15.3 6.6 73 16 27737 295 10 9.1 -4.2 | 154 11 -4.9 10.2 74 15 28042 310 18 13.8 -11.6 | 177 3 -0.2 2.9 75 15 28346 330 15 7.5 -13.0 | 103 7 -6.5 1.5 76 13 28956 315 13 9.2 -9.2 | 138 7 -4.8 5.3 77 13 29261 320 12 7.7 -9.2 | 130 8 -6.2 5.3 78 12 29566 350 13 2.3 -12.8 | 98 12 -11.7 1.6 79 12 29870 320 5 3.2 -3.8 | 135 15 -10.7 10.6 80 11 30175 300 10 8.7 -5.0 | 151 11 -5.3 9.4 81 10 30800 280 21 20.7 -3.6 | 212 13 6.7 10.8 82 7 33100 300 22 19.1 -11.0 | 236 6 5.1 3.4 83 5 35270 310 34 26.0 -21.9 | 302 14 12.1 -7.4 Wind Parameters Mean winds (0-6000m): 286.0 at 26.8 knts Storm direction: 316.0 at 20.1 knts Shear (0-3000m) pos: 2.0 neg: 2.3 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 88.7 deg Storm rel helicity (0-3000m) pos: 123.6 neg: -45.2 tot: 78.4 m^2/s^2 ave: 26.1 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.09 Bulk Shear: 11.90 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 ------------------------------------------------------------------------------- 500 280 18 196 12| 0.0 19.2 19.2| 58.4 0.0 58.4 116.7 0.92| 19.4 17.9 1000 281 20 210 12| 0.9 9.6 10.5| 60.0 -4.7 55.3 55.3 0.71| 11.9 8.4 1500 278 20 208 13| 0.6 4.5 5.2| 60.0 -35.5 24.5 16.3 0.26| 11.3 3.0 2000 274 20 205 14| 0.8 3.4 4.3| 83.8 -35.5 48.3 24.1 0.35| 10.1 3.5 2500 273 20 205 15| 0.7 2.7 3.4| 93.2 -45.2 48.0 19.2 0.31| 9.2 2.8 3000 275 21 208 14| 2.0 2.3 4.2|123.6 -45.2 78.4 26.1 0.40| 9.1 3.7 4000 279 23 217 14| 2.0 1.7 3.7|141.9 -45.2 96.8 24.2 0.44| 7.7 3.4 5000 284 25 229 13| 2.0 2.1 4.1|154.7 -45.6 109.2 21.8 0.41| 7.6 3.1 6000 286 27 239 14| 1.7 1.7 3.4|154.7 -82.0 72.7 12.1 0.29| 7.0 2.0 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20251017.12.gif