UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:0000Z 1 MAY 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 -46 160 6 SFC 993 15 7.4 3.1 74 4.3 5.4 160 6 281.1 281.9 278.8 294.4 4.81 2 984 89 5.8 2.1 77 3.7 4.1 147 6 280.2 281.0 278.0 292.7 4.52 3 928 562 1.2 1.1 99 0.1 1.1 115 8 280.3 281.0 278.0 292.6 4.46 4 925 588 1.0 0.7 98 0.3 0.8 115 8 280.3 281.1 277.9 292.4 4.35 5 852 1244 -3.3 -3.4 99 0.1 -3.3 185 5 282.5 283.1 277.8 292.3 3.49 6 850 1263 -3.1 -3.3 99 0.2 -3.2 185 5 282.9 283.5 278.1 292.9 3.52 7 839 1366 -3.5 -3.8 98 0.3 -3.6 185 5 283.5 284.1 278.3 293.3 3.44 8 837 1385 -3.9 -3.9 100 0.0 -3.9 185 5 283.3 283.9 278.2 293.0 3.42 9 830 1451 -4.3 -4.4 99 0.1 -4.3 185 5 283.6 284.1 278.2 293.0 3.32 10 810 1643 -6.3 -7.5 91 1.2 -6.7 185 5 283.4 283.9 277.2 291.1 2.68 11 774 1998 -7.7 -7.9 98 0.2 -7.8 169 7 285.6 286.1 278.4 293.5 2.72 12 744 2304 -10.3 -10.4 99 0.1 -10.4 152 10 286.0 286.5 278.0 292.8 2.33 13 703 2738 -13.3 -13.7 97 0.4 -13.4 160 12 287.4 287.7 278.2 293.0 1.89 14 700 2771 -13.5 -14.0 96 0.5 -13.6 170 11 287.5 287.9 278.2 293.0 1.85 15 660 3216 -16.3 -18.0 87 1.7 -16.7 195 12 289.3 289.5 278.4 293.5 1.40 16 649 3342 -17.1 -18.5 89 1.4 -17.4 199 13 289.7 290.0 278.6 293.9 1.37 17 629 3576 -18.9 -19.4 96 0.5 -19.0 193 14 290.3 290.5 278.7 294.3 1.31 18 624 3636 -19.7 -21.2 88 1.5 -20.0 191 14 290.0 290.2 278.4 293.5 1.13 19 613 3767 -20.5 -21.1 95 0.6 -20.6 181 14 290.6 290.8 278.7 294.2 1.16 20 605 3864 -21.3 -23.2 85 1.9 -21.7 172 13 290.8 290.9 278.5 293.8 0.98 21 593 4012 -22.3 -23.3 92 1.0 -22.5 160 13 291.3 291.5 278.8 294.4 0.99 22 589 4062 -22.9 -25.0 83 2.1 -23.2 161 14 291.2 291.3 278.5 293.8 0.85 23 577 4212 -24.1 -25.2 91 1.1 -24.3 164 15 291.5 291.6 278.7 294.1 0.85 24 575 4237 -24.3 -26.4 83 2.1 -24.6 164 15 291.5 291.7 278.6 293.9 0.77 25 562 4404 -25.5 -27.9 80 2.4 -25.9 166 16 292.0 292.1 278.7 294.2 0.69 26 524 4907 -29.7 -30.8 90 1.1 -29.8 170 16 292.9 293.0 278.9 294.7 0.56 27 520 4962 -30.1 -31.9 84 1.8 -30.3 169 17 293.0 293.1 278.9 294.7 0.51 28 517 5003 -30.1 -30.5 96 0.4 -30.2 168 17 293.5 293.6 279.3 295.4 0.58 29 500 5240 -32.1 -34.0 83 1.9 -32.3 165 19 293.9 294.0 279.2 295.3 0.43 30 493 5339 -32.9 -34.8 83 1.9 -33.1 164 19 294.1 294.2 279.3 295.4 0.40 31 487 5425 -33.7 -35.2 86 1.5 -33.8 163 18 294.2 294.2 279.3 295.5 0.39 32 482 5497 -34.3 -36.9 77 2.6 -34.6 162 18 294.3 294.3 279.3 295.4 0.33 33 461 5806 -36.7 -39.5 75 2.8 -36.9 158 17 295.1 295.1 279.6 296.0 0.27 34 458 5851 -37.1 -40.8 68 3.7 -37.4 158 17 295.1 295.2 279.5 295.9 0.24 35 442 6095 -39.1 -41.9 75 2.8 -39.3 155 16 295.6 295.6 279.7 296.4 0.22 36 432 6251 -40.3 -43.2 74 2.9 -40.5 154 17 296.0 296.1 279.8 296.7 0.19 37 423 6394 -41.5 -43.2 83 1.7 -41.6 152 18 296.3 296.3 280.0 297.0 0.20 38 416 6506 -42.5 -45.0 76 2.5 -42.6 151 19 296.4 296.4 280.0 297.0 0.17 39 414 6539 -42.7 -46.3 68 3.6 -42.9 151 19 296.6 296.6 280.0 297.1 0.14 40 409 6621 -43.1 -48.1 58 5.0 -43.3 150 20 297.1 297.1 280.2 297.5 0.12 41 400 6770 -43.1 -55.1 26 12.0 -43.5 140 23 299.0 299.0 281.0 299.2 0.05 42 396 6838 -42.3 -63.3 8 21.0 -42.8 140 24 300.9 300.9 281.7 300.9 0.02 43 395 6855 -42.3 -62.3 9 20.0 -42.8 140 24 301.1 301.1 281.8 301.2 0.02 44 311 8460 -45.7 -67.7 7 22.0 -46.2 157 20 317.7 317.7 288.0 317.7 0.01 45 300 8700 -45.3 -71.3 4 26.0 -45.9 165 17 321.5 321.5 289.2 321.5 0.01 46 276 9256 -45.7 -70.7 4 25.0 -46.3 172 21 328.7 328.7 291.3 328.7 0.01 47 251 9893 -43.1 -74.1 2 31.0 -43.9 180 21 341.6 341.6 294.7 341.6 0.01 48 250 9920 -43.3 -73.3 2 30.0 -44.1 180 21 341.7 341.7 294.7 341.7 0.01 49 200 11420 -44.3 -77.3 1 33.0 -45.2 180 10 362.6 362.6 299.2 362.6 0.01 50 150 13340 -46.1 -79.1 1 33.0 -47.1 180 11 390.6 390.6 303.9 390.6 0.01 51 137 13942 -46.5 -79.5 1 33.0 -47.5 183 11 400.2 400.2 305.2 400.2 0.01 52 135 14040 -46.1 -80.1 1 34.0 -47.1 181 10 402.6 402.6 305.6 402.6 0.00 53 106 15637 -49.3 -81.3 1 32.0 -50.3 179 11 425.3 425.3 308.3 425.3 0.01 54 100 16020 -48.3 -81.3 1 33.0 -49.4 175 21 434.4 434.4 309.3 434.4 0.01 55 89 16784 -50.5 -82.5 1 32.0 -51.5 210 21 444.7 444.7 310.4 444.8 0.00 56 85 17085 -48.9 -81.9 1 33.0 -50.1 217 18 453.9 453.9 311.2 453.9 0.01 57 76 17816 -51.5 -83.5 1 32.0 -52.5 157 11 463.2 463.2 312.1 463.2 0.00 58 70 18350 -51.1 -84.1 1 33.0 -52.2 200 11 475.1 475.1 313.1 475.1 0.00 59 65 18831 -51.7 -83.7 1 32.0 -52.8 205 11 483.9 483.9 313.8 484.0 0.01 60 61 19244 -49.9 -83.9 1 34.0 -51.4 215 10 496.8 496.8 314.7 496.8 0.01 61 51 20411 -51.1 -84.1 1 33.0 -52.6 128 3 520.1 520.1 316.3 520.1 0.01 62 50 20540 -50.7 -83.7 1 33.0 -52.3 105 2 524.0 524.0 316.5 524.0 0.01 63 46 21084 -49.1 -83.1 1 34.0 -51.1 228 3 540.5 540.5 317.5 540.6 0.01 64 34 23056 -51.3 -84.3 1 33.0 -53.4 127 14 583.5 583.5 319.8 583.6 0.01 65 30 23870 -50.5 -84.5 1 34.0 -52.9 185 8 607.0 607.0 320.9 607.0 0.01 66 28 24320 -50.9 -83.9 1 33.0 -53.4 211 7 618.0 618.0 321.4 618.0 0.01 67 25 25062 -48.1 -83.1 1 35.0 -51.6 142 9 646.4 646.4 322.6 646.5 0.02 68 23 25611 -48.1 -83.1 1 35.0 -51.8 85 10 661.9 662.0 323.2 662.1 0.02 69 21 26209 -49.7 -83.7 1 34.0 -53.1 80 10 674.6 674.6 323.6 674.7 0.02 70 20 26530 -47.3 -83.3 1 36.0 -51.7 215 6 691.4 691.4 324.1 691.5 0.02 71 19 26869 -46.5 -82.5 1 36.0 -51.2 243 6 704.1 704.1 324.6 704.3 0.02 72 18 27226 -47.7 -82.7 1 35.0 -52.2 273 5 711.3 711.3 324.8 711.5 0.02 73 16 28004 -46.5 -82.5 1 36.0 -51.8 10 3 739.6 739.6 325.7 739.8 0.03 74 14 28885 -48.5 -83.5 1 35.0 -53.5 39 10 761.6 761.6 326.3 761.8 0.03 75 14 28885 -48.5 -83.5 1 35.0 -53.5 39 10 761.6 761.6 326.3 761.8 0.03 76 12 29903 -45.7 -82.7 1 37.0 -52.4 45 5 805.8 805.8 327.4 806.1 0.04 77 10 31120 -44.3 -81.3 1 37.0 -52.3 50 8 854.2 854.2 328.5 854.7 0.05 78 8.7 32056 -43.3 -81.3 1 38.0 -52.4 892.8 892.8 329.3 893.4 0.06 79 7.9 32711 -38.9 -79.9 1 41.0 -51.0 935.3 935.4 330.1 936.2 0.09 TRP 409 6621 -43.1 -48.1 58 5.0 -43.3 150 20 297.1 297.1 280.2 297.5 0.12 WND Sounding variables and indices 1000-500 mb thick: 5286.00 m Freezing level: 908.02 mb = 740.65 m = 2429.91 ft Wetbulb zero: 910.26 mb = 716.27 m = 2349.94 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 91.97 % Est. max temperature: 9.58 C = 49.25 F Sfc-Lift cond lev (LCL): 929.74 mb = 547.01 m = 1794.63 ft T: 1.35 C 700-500 lapse rate: 7.53 C/km ThetaE index: 2.10 C Layer 984.0- 850.0 mb Conv cond level (CCL): 920.72 mb = 625.01 m = 2050.52 ft Mean mixing ratio: 4.39 g/kg Conv temperature: 6.75 C = 44.14 F Cap Strength: 2.05 C Lifted Index: 2.16 C Risk: None Lifted Index @300 mb: 20.48 C Lifted Index @700 mb: 0.37 C Showalter Index: 1.98 C Risk: Showers probable Total Totals Index: 57.80 C Risk: Severe Thunderstorms probable Vertical Totals Index: 29.00 C Cross Totals Index: 28.80 C K Index: 25.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 205.00 Risk: None Energy Index: 0.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.49 J/kg Max Up Vert Vel: 3.87 m/s Conv Inhibition (B-): 0.53 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 920.42 mb = 627.63 m = 2059.14 ft Lev Free Conv (LFC): 915.42 mb = 671.12 m = 2201.82 ft Equ Level (EL): 855.42 mb = 1212.39 m = 3977.62 ft B at Equ Level: 5.17 J/kg Max Parcel Lev (MPL): 755.42 mb = 2185.96 m = 7171.71 ft Wind level data Storm motion: 197 at 9 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 ---------------------------------------------------------- 0 993 15 160 6 -2.1 5.6 | 59 5 -4.6 -2.7 1 958 305 110 7 -6.6 2.4 | 57 11 -9.1 -6.0 2 925 588 115 8 -7.3 3.4 | 63 11 -9.8 -5.0 3 923 610 115 8 -7.3 3.4 | 63 11 -9.8 -5.0 4 888 914 185 6 0.5 6.0 | 40 3 -2.0 -2.4 5 855 1219 185 5 0.4 5.0 | 32 4 -2.1 -3.4 6 850 1263 185 5 0.4 5.0 | 32 4 -2.1 -3.4 7 790 1829 185 5 0.4 5.0 | 32 4 -2.1 -3.4 8 760 2134 155 9 -3.8 8.2 | 88 6 -6.4 -0.2 9 731 2438 150 10 -5.0 8.7 | 92 8 -7.6 0.3 10 703 2743 160 12 -4.1 11.3 | 114 7 -6.7 2.9 11 700 2771 170 11 -1.9 10.8 | 119 5 -4.5 2.5 12 674 3048 190 11 1.9 10.8 | 165 3 -0.6 2.5 13 647 3353 200 13 4.4 12.2 | 206 4 1.9 3.8 14 620 3658 190 14 2.4 13.8 | 179 5 -0.1 5.4 15 595 3962 160 13 -4.4 12.2 | 119 8 -7.0 3.8 16 571 4267 165 16 -4.1 15.5 | 137 10 -6.7 7.1 17 525 4877 170 16 -2.8 15.8 | 144 9 -5.3 7.4 18 500 5240 165 19 -4.9 18.4 | 143 12 -7.5 10.0 19 441 6096 155 16 -6.8 14.5 | 123 11 -9.3 6.1 20 409 6621 150 20 -10.0 17.3 | 125 15 -12.6 8.9 21 400 6770 140 23 -14.8 17.6 | 118 20 -17.3 9.2 22 386 7010 140 27 -17.4 20.7 | 122 23 -19.9 12.3 23 352 7620 150 24 -12.0 20.8 | 130 19 -14.6 12.4 24 322 8230 150 23 -11.5 19.9 | 129 18 -14.1 11.5 25 300 8700 165 17 -4.4 16.4 | 139 11 -7.0 8.0 26 294 8839 165 19 -4.9 18.4 | 143 12 -7.5 10.0 27 281 9144 165 21 -5.4 20.3 | 146 14 -8.0 11.9 28 268 9449 185 21 1.8 20.9 | 177 13 -0.7 12.5 29 250 9920 180 21 0.0 21.0 | 169 13 -2.6 12.6 30 245 10058 175 18 -1.6 17.9 | 157 10 -4.1 9.6 31 234 10363 195 16 4.1 15.5 | 193 7 1.6 7.1 32 200 11420 180 10 0.0 10.0 | 122 3 -2.6 1.6 33 195 11582 195 16 4.1 15.5 | 193 7 1.6 7.1 34 186 11887 175 16 -1.4 15.9 | 152 9 -3.9 7.6 35 178 12192 170 16 -2.8 15.8 | 144 9 -5.3 7.4 36 163 12802 205 13 5.5 11.8 | 221 5 2.9 3.4 37 155 13106 210 12 6.0 10.4 | 240 4 3.4 2.0 38 150 13340 180 11 0.0 11.0 | 136 4 -2.6 2.6 39 142 13716 190 12 2.1 11.8 | 172 3 -0.5 3.4 40 135 14021 180 10 0.0 10.0 | 122 3 -2.6 1.6 41 129 14326 190 10 1.7 9.8 | 151 2 -0.8 1.5 42 123 14630 165 10 -2.6 9.7 | 104 5 -5.1 1.3 43 118 14935 205 10 4.2 9.1 | 248 2 1.7 0.7 44 113 15240 200 12 4.1 11.3 | 208 3 1.6 2.9 45 107 15545 170 10 -1.7 9.8 | 109 5 -4.3 1.5 46 103 15850 200 12 4.1 11.3 | 208 3 1.6 2.9 47 100 16020 175 21 -1.8 20.9 | 161 13 -4.4 12.5 48 98 16154 175 21 -1.8 20.9 | 161 13 -4.4 12.5 49 93 16459 205 25 10.6 22.7 | 209 16 8.0 14.3 50 85 17069 215 18 10.3 14.7 | 231 10 7.8 6.4 51 81 17374 265 10 10.0 0.9 | 315 11 7.4 -7.5 52 78 17678 155 10 -4.2 9.1 | 96 7 -6.8 0.7 53 74 17983 160 13 -4.4 12.2 | 119 8 -7.0 3.8 54 71 18288 195 10 2.6 9.7 | 182 1 0.0 1.3 55 70 18350 200 11 3.8 10.3 | 212 2 1.2 2.0 56 67 18593 195 12 3.1 11.6 | 190 3 0.6 3.2 57 61 19202 220 10 6.4 7.7 | 280 4 3.9 -0.7 58 59 19507 185 11 1.0 11.0 | 148 3 -1.6 2.6 59 56 19812 235 10 8.2 5.7 | 295 6 5.6 -2.6 60 50 20540 105 2 -1.9 0.5 | 30 9 -4.5 -7.9 61 44 21336 285 4 3.9 -1.0 | 352 10 1.3 -9.4 62 37 22555 110 10 -9.4 3.4 | 67 13 -11.9 -5.0 63 35 22860 105 16 -15.5 4.1 | 77 18 -18.0 -4.2 64 33 23165 140 13 -8.4 10.0 | 98 11 -10.9 1.6 65 32 23470 195 10 2.6 9.7 | 182 1 0.0 1.3 66 30 23870 185 8 0.7 8.0 | 78 2 -1.9 -0.4 67 28 24384 215 7 4.0 5.7 | 331 3 1.5 -2.6 68 23 25603 85 10 -10.0 -0.9 | 54 16 -12.5 -9.2 69 22 25908 95 10 -10.0 0.9 | 59 15 -12.5 -7.5 70 21 26213 80 10 -9.8 -1.7 | 51 16 -12.4 -10.1 71 20 26518 105 10 -9.7 2.6 | 65 14 -12.2 -5.8 72 20 26530 215 6 3.4 4.9 | 346 4 0.9 -3.5 73 17 27432 290 5 4.7 -1.7 | 348 10 2.1 -10.1 74 17 27737 0 0 -0.0 -0.0 | 17 9 -2.6 -8.4 75 15 28651 35 10 -5.7 -8.2 | 27 19 -8.3 -16.6 76 13 29261 45 10 -7.1 -7.1 | 32 18 -9.6 -15.4 77 12 29870 45 3 -2.1 -2.1 | 24 11 -4.7 -10.5 78 12 30175 45 14 -9.9 -9.9 | 34 22 -12.5 -18.3 79 10 31120 50 8 -6.1 -5.1 | 33 16 -8.7 -13.5 Wind Parameters Mean winds (0-6000m): 167.0 at 11.7 knts Storm direction: 197.0 at 8.8 knts Shear (0-3000m) pos: 2.5 neg: 1.8 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 97.3 deg Storm rel helicity (0-3000m) pos: 20.4 neg: -5.1 tot: 15.3 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.83 Bulk Shear: 9.00 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 ------------------------------------------------------------------------------- 500 123 7 61 10| 0.0 5.8 5.8| 3.0 -2.3 0.7 1.5 0.04| 6.8 0.3 1000 133 7 64 8| 4.1 2.9 7.0| 6.2 -4.8 1.5 1.5 -0.05| 8.2 -0.4 1500 148 6 63 7| 2.7 2.1 4.8| 6.2 -5.1 1.2 0.8 -0.07| 5.7 -0.4 2000 157 6 61 6| 2.1 1.9 3.9| 9.3 -5.1 4.2 2.1 0.09| 5.1 0.5 2500 155 7 67 6| 1.6 2.1 3.8| 13.1 -5.1 8.0 3.2 0.18| 4.9 0.9 3000 159 8 75 5| 2.5 1.8 4.3| 20.4 -5.1 15.3 5.1 0.30| 5.4 1.6 4000 170 9 96 4| 2.2 2.3 4.5| 22.4 -17.6 4.8 1.2 0.08| 5.6 0.5 5000 169 10 111 5| 2.0 1.9 3.9| 30.9 -17.7 13.2 2.6 0.15| 5.0 0.7 6000 167 12 120 6| 1.7 1.8 3.5| 30.9 -29.8 1.1 0.2 0.06| 4.7 0.3 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250501.00.gif