UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:1200Z 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 1003 15 1.8 1.2 96 0.6 1.5 135 1 274.7 275.4 274.5 286.0 4.16 1 1000 37 3.6 1.8 88 1.8 2.8 145 6 276.8 277.5 275.9 288.6 4.35 2 990 119 4.4 0.6 76 3.8 2.7 142 8 278.3 279.0 276.4 289.5 4.03 3 925 668 0.8 -1.1 87 1.9 0.0 120 17 280.1 280.8 277.0 290.7 3.81 4 880 1066 -2.3 -2.3 100 0.0 -2.3 142 21 280.9 281.6 277.3 291.2 3.67 5 854 1304 -4.1 -4.1 100 0.0 -4.1 145 23 281.5 282.0 277.0 290.8 3.30 6 850 1341 -3.9 -5.0 92 1.1 -4.3 145 23 282.1 282.6 277.1 290.8 3.10 7 839 1444 -4.5 -5.9 90 1.4 -5.0 153 23 282.5 283.0 277.0 290.8 2.93 8 795 1866 -7.3 -7.3 100 0.0 -7.3 154 22 283.9 284.4 277.6 291.8 2.78 9 783 1984 -7.7 -8.7 93 1.0 -8.1 150 22 284.7 285.1 277.6 292.0 2.53 10 756 2256 -10.1 -10.1 100 0.0 -10.1 143 22 285.0 285.4 277.5 291.8 2.34 11 751 2308 -9.7 -10.9 91 1.2 -10.1 142 22 285.9 286.3 277.9 292.4 2.21 12 734 2484 -10.3 -12.9 81 2.6 -11.1 143 21 287.2 287.5 278.1 292.9 1.93 13 720 2633 -11.3 -13.7 82 2.4 -12.0 153 19 287.6 288.0 278.2 293.1 1.84 14 715 2686 -10.7 -14.0 77 3.3 -11.6 156 18 288.9 289.2 278.7 294.3 1.81 15 700 2849 -11.7 -14.4 80 2.7 -12.5 155 13 289.5 289.8 279.0 294.9 1.79 16 642 3505 -15.9 -17.6 87 1.7 -16.3 176 14 292.0 292.3 279.8 296.6 1.49 17 634 3599 -16.3 -18.7 82 2.4 -16.9 170 15 292.6 292.9 279.9 296.8 1.38 18 597 4048 -19.7 -20.6 93 0.9 -19.9 186 14 293.7 294.0 280.3 297.6 1.24 19 558 4546 -22.7 -25.1 81 2.4 -23.1 183 16 295.9 296.1 280.8 298.8 0.89 20 523 5017 -26.3 -29.8 72 3.5 -26.8 188 17 297.1 297.2 281.0 299.1 0.62 21 517 5100 -26.9 -29.7 77 2.8 -27.3 190 17 297.4 297.5 281.1 299.4 0.63 22 500 5340 -28.7 -31.7 75 3.0 -29.1 195 19 298.0 298.1 281.3 299.8 0.54 23 498 5369 -28.9 -32.1 74 3.2 -29.3 196 19 298.1 298.2 281.3 299.9 0.52 24 490 5485 -29.3 -33.4 68 4.1 -29.8 200 20 299.0 299.1 281.6 300.6 0.47 25 465 5858 -32.3 -34.9 78 2.6 -32.6 197 19 299.8 299.9 281.8 301.2 0.42 26 440 6248 -33.9 -37.3 71 3.4 -34.2 194 19 302.6 302.6 282.9 303.8 0.35 27 433 6360 -34.7 -38.3 70 3.6 -35.0 193 19 302.9 303.0 283.0 304.1 0.32 28 422 6540 -36.3 -38.8 78 2.5 -36.5 192 20 303.1 303.2 283.1 304.2 0.32 29 416 6639 -37.1 -40.3 72 3.2 -37.4 192 21 303.3 303.4 283.1 304.3 0.27 30 406 6808 -38.5 -39.7 88 1.2 -38.6 191 21 303.7 303.7 283.2 304.7 0.30 31 401 6893 -39.1 -42.7 69 3.6 -39.4 190 22 304.0 304.0 283.3 304.7 0.22 32 400 6910 -39.3 -42.6 71 3.3 -39.5 190 22 303.9 304.0 283.2 304.7 0.22 33 399 6927 -39.5 -42.5 73 3.0 -39.7 190 22 303.9 303.9 283.2 304.7 0.23 34 394 7013 -40.1 -44.5 63 4.4 -40.4 190 22 304.2 304.2 283.3 304.8 0.19 35 390 7082 -40.7 -44.0 70 3.3 -40.9 190 22 304.3 304.3 283.4 305.0 0.20 36 379 7275 -42.5 -46.4 66 3.9 -42.7 190 23 304.4 304.4 283.4 305.0 0.16 37 376 7329 -42.9 -44.7 82 1.8 -43.0 190 23 304.6 304.6 283.5 305.2 0.19 38 373 7383 -43.5 -45.9 77 2.4 -43.6 190 23 304.5 304.5 283.4 305.1 0.17 39 359 7638 -45.9 -47.1 88 1.2 -46.0 191 23 304.6 304.6 283.5 305.2 0.15 40 346 7881 -47.7 -49.6 81 1.9 -47.8 200 24 305.4 305.4 283.7 305.8 0.12 41 343 7939 -47.1 -59.1 24 12.0 -47.4 186 23 307.0 307.0 284.2 307.1 0.04 42 340 7997 -46.7 -61.7 17 15.0 -47.0 190 23 308.3 308.3 284.7 308.4 0.03 43 331 8174 -47.3 -57.3 31 10.0 -47.6 201 21 309.8 309.9 285.3 310.0 0.05 44 328 8234 -47.5 -54.5 44 7.0 -47.7 205 21 310.4 310.4 285.5 310.6 0.07 45 325 8294 -47.3 -55.3 39 8.0 -47.6 207 22 311.5 311.5 285.9 311.7 0.07 46 321 8376 -47.9 -54.9 44 7.0 -48.1 209 24 311.7 311.8 286.1 312.0 0.07 47 318 8437 -48.1 -57.1 35 9.0 -48.3 210 26 312.3 312.3 286.2 312.5 0.05 48 315 8500 -48.3 -57.3 35 9.0 -48.6 212 27 312.9 312.9 286.4 313.1 0.05 49 311 8584 -48.3 -66.3 11 18.0 -48.7 214 29 314.0 314.0 286.8 314.1 0.02 50 300 8820 -48.3 -67.3 9 19.0 -48.7 220 34 317.3 317.3 287.9 317.3 0.01 51 279 9298 -49.1 -68.1 9 19.0 -49.5 214 33 322.8 322.8 289.6 322.8 0.01 52 272 9465 -47.9 -68.9 7 21.0 -48.3 213 32 326.9 326.9 290.8 326.9 0.01 53 250 10020 -49.7 -71.7 6 22.0 -50.1 210 28 332.2 332.2 292.3 332.2 0.01 54 247 10099 -50.1 -72.1 6 22.0 -50.5 212 27 332.7 332.7 292.4 332.8 0.01 55 200 11490 -46.9 -79.9 1 33.0 -47.6 210 28 358.5 358.5 298.4 358.5 0.00 56 189 11865 -46.5 -80.5 1 34.0 -47.3 228 23 365.0 365.0 299.7 365.0 0.00 57 150 13390 -48.9 -81.9 1 33.0 -49.6 225 24 385.8 385.8 303.2 385.8 0.00 58 100 16050 -51.3 -84.3 1 33.0 -52.1 235 12 428.6 428.6 308.7 428.6 0.00 59 70 18360 -53.5 -85.5 1 32.0 -54.4 255 9 469.9 469.9 312.6 469.9 0.00 60 68 18546 -54.1 -86.1 1 32.0 -54.9 250 10 472.5 472.5 312.8 472.6 0.00 61 50 20530 -51.5 -84.5 1 33.0 -52.9 160 5 522.1 522.1 316.4 522.1 0.01 62 40 21977 -51.9 -85.9 1 34.0 -53.6 212 2 555.5 555.5 318.4 555.5 0.01 63 36 22663 -49.5 -84.5 1 35.0 -51.8 199 3 578.7 578.7 319.6 578.8 0.01 64 36 22663 -49.5 -84.5 1 35.0 -51.8 199 3 578.7 578.7 319.6 578.8 0.01 65 34 23036 -51.3 -85.3 1 34.0 -53.4 191 4 583.5 583.5 319.8 583.6 0.01 66 30 23850 -50.7 -84.7 1 34.0 -53.1 175 5 606.4 606.4 320.9 606.5 0.01 67 25 25039 -49.9 -84.9 1 35.0 -52.9 129 9 641.2 641.2 322.3 641.3 0.01 68 23 25583 -50.7 -85.7 1 35.0 -53.7 105 8 654.3 654.3 322.9 654.4 0.01 69 20 26500 -47.3 -84.3 1 37.0 -51.7 65 5 691.4 691.4 324.1 691.5 0.02 70 18 27196 -46.7 -83.7 1 37.0 -51.5 35 7 714.4 714.4 324.9 714.6 0.02 71 17 27574 -47.7 -83.7 1 36.0 -52.4 32 8 723.0 723.0 325.1 723.2 0.02 72 14 28855 -47.3 -84.3 1 37.0 -52.8 126 10 765.6 765.7 326.4 765.8 0.02 73 12 29879 -44.5 -83.5 1 39.0 -51.7 176 10 810.1 810.1 327.5 810.4 0.03 74 10 31100 -44.1 -83.1 1 39.0 -52.2 125 9 854.9 855.0 328.5 855.3 0.04 75 9.2 31662 -41.9 -81.9 1 40.0 -51.5 129 9 884.0 884.0 329.1 884.5 0.05 76 8.8 31962 -42.3 -82.3 0 40.0 -52.0 130 9 893.7 893.8 329.3 894.3 0.05 77 8.4 32278 -39.9 -80.9 0 41.0 -51.1 132 9 915.1 915.2 329.7 915.8 0.07 78 7.6 32960 -40.9 -81.9 0 41.0 -52.0 137 9 937.7 937.7 330.1 938.3 0.06 79 7.2 33328 -40.5 -81.5 0 41.0 -52.1 139 9 953.9 953.9 330.4 954.7 0.07 80 7.0 33520 -39.7 -80.7 0 41.0 -51.9 140 9 964.9 965.0 330.6 965.9 0.08 81 6.3 34247 -35.7 -78.7 0 43.0 -51.0 1011.5 1011.6 331.4 1013.0 0.13 82 6.0 34586 -35.7 -78.7 0 43.0 -51.2 1025.7 1025.8 331.6 1027.4 0.14 83 5.4 35317 -37.1 -79.1 0 42.0 -52.2 1050.8 1050.9 331.9 1052.6 0.14 TRP 346 7881 -47.7 -49.6 81 1.9 -47.8 200 24 305.4 305.4 283.7 305.8 0.12 WND Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 913.39 mb = 770.83 m = 2528.95 ft Wetbulb zero: 924.62 mb = 671.28 m = 2202.34 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 86.24 % Est. max temperature: 8.71 C = 47.68 F Sfc-Lift cond lev (LCL): 993.65 mb = 88.82 m = 291.40 ft T: 4.11 C 700-500 lapse rate: 6.82 C/km ThetaE index: 0.42 C Layer 854.0- 850.0 mb Conv cond level (CCL): 896.52 mb = 917.84 m = 3011.26 ft Mean mixing ratio: 3.92 g/kg Conv temperature: 7.73 C = 45.91 F Cap Strength: 7.12 C Lifted Index: 7.43 C Risk: None Lifted Index @300 mb: 19.30 C Lifted Index @700 mb: 3.87 C Showalter Index: 6.91 C Risk: None Total Totals Index: 48.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.80 C Cross Totals Index: 23.70 C K Index: 17.10 Risk: < 20 % chance of thunderstorms Sweat Index: 65.00 Risk: None Energy Index: 1.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.57 J/kg Max Up Vert Vel: 3.89 m/s Conv Inhibition (B-): 91885.82 J/kg Cap Strength: 7.35 C Lift Cond Lev (LCL): 915.78 mb = 748.05 m = 2454.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 195 at 13 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 1003 15 135 1 -0.7 0.7 | 19 13 -4.1 -12.0 1 1000 37 145 6 -3.4 4.9 | 41 10 -6.8 -7.8 2 967 305 135 14 -9.9 9.9 | 78 14 -13.3 -2.8 3 932 610 125 19 -15.6 10.9 | 85 19 -18.9 -1.8 4 925 668 120 17 -14.7 8.5 | 77 19 -18.1 -4.2 5 897 914 140 19 -12.2 14.6 | 97 16 -15.6 1.9 6 863 1219 145 23 -13.2 18.8 | 110 18 -16.6 6.1 7 850 1341 145 23 -13.2 18.8 | 110 18 -16.6 6.1 8 830 1524 160 23 -7.9 21.6 | 128 14 -11.2 8.9 9 798 1829 155 22 -9.3 19.9 | 120 15 -12.7 7.2 10 768 2134 145 22 -12.6 18.0 | 108 17 -16.0 5.3 11 738 2438 140 22 -14.1 16.9 | 103 18 -17.5 4.2 12 710 2743 160 17 -5.8 16.0 | 110 10 -9.2 3.3 13 700 2849 155 13 -5.5 11.8 | 84 9 -8.9 -0.9 14 681 3048 155 14 -5.9 12.7 | 90 9 -9.3 -0.0 15 654 3353 185 14 1.2 13.9 | 120 2 -2.1 1.3 16 628 3658 165 15 -3.9 14.5 | 104 7 -7.2 1.8 17 578 4267 200 14 4.8 13.2 | 252 1 1.4 0.5 18 555 4572 180 16 0.0 16.0 | 134 5 -3.4 3.3 19 532 4877 185 16 1.4 15.9 | 149 4 -2.0 3.2 20 500 5340 195 19 4.9 18.4 | 195 6 1.6 5.7 21 490 5486 200 20 6.8 18.8 | 210 7 3.5 6.1 22 449 6096 195 18 4.7 17.4 | 195 5 1.3 4.7 23 400 6910 190 22 3.8 21.7 | 183 9 0.5 9.0 24 360 7620 190 23 4.0 22.7 | 184 10 0.6 10.0 25 346 7881 200 24 8.2 22.6 | 206 11 4.8 9.9 26 344 7925 185 23 2.0 22.9 | 172 10 -1.4 10.2 27 328 8230 205 21 8.9 19.0 | 221 8 5.5 6.3 28 300 8820 220 34 21.9 26.0 | 234 23 18.5 13.4 29 286 9144 215 34 19.5 27.9 | 227 22 16.1 15.2 30 250 10020 210 28 14.0 24.2 | 223 16 10.6 11.6 31 237 10363 220 25 16.1 19.2 | 243 14 12.7 6.5 32 227 10668 205 28 11.8 25.4 | 214 15 8.5 12.7 33 207 11278 220 23 14.8 17.6 | 247 12 11.4 4.9 34 200 11490 210 28 14.0 24.2 | 223 16 10.6 11.6 35 197 11582 210 29 14.5 25.1 | 222 17 11.1 12.4 36 188 11887 230 22 16.9 14.1 | 264 14 13.5 1.4 37 164 12802 235 20 16.4 11.5 | 275 13 13.0 -1.2 38 157 13106 215 22 12.6 18.0 | 240 11 9.3 5.3 39 150 13390 225 24 17.0 17.0 | 253 14 13.6 4.3 40 136 14021 250 18 16.9 6.2 | 296 15 13.5 -6.5 41 130 14326 230 13 10.0 8.4 | 303 8 6.6 -4.3 42 119 14935 245 12 10.9 5.1 | 315 11 7.5 -7.6 43 113 15240 220 20 12.9 15.3 | 255 10 9.5 2.6 44 108 15545 245 16 14.5 6.8 | 298 13 11.1 -5.9 45 103 15850 240 17 14.7 8.5 | 290 12 11.4 -4.2 46 100 16050 235 12 9.8 6.9 | 312 9 6.5 -5.8 47 98 16154 235 12 9.8 6.9 | 312 9 6.5 -5.8 48 94 16459 230 13 10.0 8.4 | 303 8 6.6 -4.3 49 85 17069 260 14 13.8 2.4 | 315 15 10.4 -10.3 50 78 17678 245 13 11.8 5.5 | 311 11 8.4 -7.2 51 74 17983 230 14 10.7 9.0 | 297 8 7.4 -3.7 52 71 18288 235 19 15.6 10.9 | 278 12 12.2 -1.8 53 70 18360 255 9 8.7 2.3 | 333 12 5.3 -10.4 54 64 18898 240 13 11.3 6.5 | 308 10 7.9 -6.2 55 61 19202 255 15 14.5 3.9 | 308 14 11.1 -8.8 56 59 19507 280 11 10.8 -1.9 | 333 16 7.5 -14.6 57 56 19812 270 10 10.0 -0.0 | 332 14 6.6 -12.7 58 53 20117 285 10 9.7 -2.6 | 338 17 6.3 -15.3 59 51 20422 0 0 -0.0 -0.0 | 15 13 -3.4 -12.7 60 50 20530 160 5 -1.7 4.7 | 32 9 -5.1 -8.0 61 44 21336 225 1 0.7 0.7 | 13 12 -2.7 -12.0 62 30 23850 175 5 -0.4 5.0 | 26 9 -3.8 -7.7 63 28 24384 90 3 -3.0 0.0 | 27 14 -6.4 -12.7 64 26 24689 145 10 -5.7 8.2 | 64 10 -9.1 -4.5 65 20 26500 65 5 -4.5 -2.1 | 28 17 -7.9 -14.8 66 17 27432 25 7 -3.0 -6.3 | 18 20 -6.3 -19.0 67 17 27737 40 10 -6.4 -7.7 | 26 23 -9.8 -20.4 68 16 28042 95 14 -13.9 1.2 | 56 21 -17.3 -11.5 69 15 28346 105 10 -9.7 2.6 | 52 16 -13.0 -10.1 70 14 28956 130 10 -7.7 6.4 | 60 13 -11.0 -6.3 71 13 29261 135 15 -10.6 10.6 | 81 14 -14.0 -2.1 72 12 29870 175 10 -0.9 10.0 | 57 5 -4.2 -2.7 73 11 30175 185 11 1.0 11.0 | 54 3 -2.4 -1.7 74 10 31100 125 9 -7.4 5.2 | 55 13 -10.7 -7.5 75 7 33520 140 9 -5.8 6.9 | 58 11 -9.2 -5.8 Wind Parameters Mean winds (0-6000m): 164.9 at 17.5 knts Storm direction: 194.9 at 13.1 knts Shear (0-3000m) pos: 2.3 neg: 3.0 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 70.3 deg Storm rel helicity (0-3000m) pos: 107.5 neg: -42.2 tot: 65.3 m^2/s^2 ave: 21.8 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.65 Bulk Shear: 11.65 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 ------------------------------------------------------------------------------- 500 134 12 70 13| 0.0 16.9 16.9| 41.1 0.0 41.1 82.1 0.78| 17.8 13.9 1000 132 15 81 15| 2.7 8.5 11.2| 68.5 -5.5 63.0 63.0 0.68| 14.0 9.6 1500 139 18 92 15| 4.2 5.6 9.8|100.5 -5.5 95.0 63.3 0.72| 12.3 8.9 2000 144 19 100 15| 3.1 4.6 7.7|100.5 -20.7 79.8 39.9 0.55| 10.4 5.7 2500 144 19 101 15| 2.5 3.6 6.1|103.1 -32.4 70.7 28.3 0.44| 9.4 4.1 3000 145 19 101 14| 2.3 3.0 5.3|107.5 -42.2 65.3 21.8 0.31| 9.6 3.0 4000 151 18 103 12| 2.6 2.3 4.9|114.1 -43.3 70.7 17.7 0.30| 9.1 2.7 5000 157 17 108 10| 2.3 1.9 4.2|117.1 -45.1 72.0 14.4 0.28| 8.3 2.3 6000 165 18 118 9| 2.3 1.7 4.0|123.0 -47.0 76.0 12.7 0.29| 7.5 2.2 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250426.12.gif