UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050300.upa.cvt Date: 0000Z 3 MAY 25 Searching for PAKN... Searching the city database file for: PAKN ... Date:0000Z 3 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 -59 300 6 SFC 992 15 11.0 3.0 58 8.0 7.1 300 6 284.8 285.6 280.6 298.3 4.78 2 989 40 9.8 1.8 57 8.0 6.0 298 7 283.8 284.6 279.7 296.2 4.40 3 925 583 4.8 0.2 72 4.6 2.7 275 19 284.2 284.9 279.6 296.0 4.19 4 920 627 4.4 -0.2 72 4.6 2.3 271 19 284.2 285.0 279.4 295.8 4.09 5 861 1162 -0.7 -1.0 98 0.3 -0.9 305 17 284.4 285.1 279.6 296.0 4.13 6 850 1265 -1.1 -1.8 95 0.7 -1.4 315 18 285.0 285.7 279.6 296.2 3.94 7 831 1445 -2.3 -3.7 90 1.4 -2.9 317 19 285.6 286.2 279.4 295.6 3.50 8 798 1765 -4.9 -5.1 98 0.2 -5.0 319 21 286.1 286.7 279.3 295.5 3.28 9 788 1864 -5.3 -6.6 91 1.3 -5.8 320 21 286.7 287.3 279.2 295.3 2.96 10 777 1974 -6.3 -7.2 93 0.9 -6.6 320 22 286.8 287.3 279.1 295.1 2.86 11 745 2302 -8.3 -10.6 83 2.3 -9.1 320 24 288.1 288.5 279.0 294.8 2.29 12 736 2396 -9.1 -10.4 90 1.3 -9.5 320 24 288.2 288.7 279.1 295.2 2.35 13 733 2428 -9.3 -11.6 83 2.3 -10.0 320 24 288.4 288.7 279.0 294.7 2.14 14 729 2470 -9.7 -10.7 92 1.0 -10.0 320 24 288.4 288.8 279.2 295.2 2.32 15 723 2534 -10.1 -10.9 94 0.8 -10.4 320 23 288.6 289.0 279.3 295.4 2.30 16 714 2631 -10.5 -10.7 98 0.2 -10.6 320 22 289.2 289.6 279.6 296.2 2.37 17 700 2783 -11.1 -12.1 92 1.0 -11.4 325 22 290.2 290.6 279.8 296.6 2.16 18 699 2794 -11.3 -12.3 92 1.0 -11.6 325 22 290.1 290.5 279.7 296.4 2.13 19 690 2893 -11.7 -16.1 70 4.4 -12.9 326 22 290.7 291.0 279.3 295.5 1.58 20 686 2937 -12.1 -15.8 74 3.7 -13.1 327 22 290.8 291.0 279.4 295.7 1.63 21 684 2960 -12.3 -16.6 70 4.3 -13.5 327 22 290.8 291.1 279.3 295.4 1.52 22 682 2982 -12.3 -17.3 66 5.0 -13.6 327 22 291.0 291.3 279.3 295.4 1.44 23 676 3049 -12.9 -16.5 74 3.6 -13.9 328 22 291.1 291.4 279.4 295.8 1.56 24 669 3128 -13.5 -18.5 66 5.0 -14.7 329 22 291.3 291.5 279.3 295.4 1.33 25 661 3220 -14.5 -17.6 77 3.1 -15.3 330 22 291.2 291.4 279.4 295.6 1.45 26 638 3487 -16.1 -21.1 65 5.0 -17.2 333 21 292.3 292.5 279.4 295.8 1.11 27 637 3498 -16.1 -22.1 60 6.0 -17.4 333 21 292.4 292.6 279.4 295.6 1.02 28 634 3534 -16.1 -22.1 60 6.0 -17.4 333 21 292.8 293.0 279.6 296.0 1.03 29 557 4491 -24.3 -25.2 92 0.9 -24.5 325 18 294.2 294.3 280.0 297.0 0.89 30 552 4557 -24.5 -27.4 77 2.9 -24.9 322 18 294.7 294.8 280.0 297.0 0.73 31 547 4623 -24.9 -28.4 73 3.5 -25.4 318 17 295.0 295.1 280.1 297.2 0.67 32 540 4716 -25.5 -28.6 75 3.1 -26.0 314 17 295.4 295.5 280.3 297.5 0.67 33 537 4757 -25.7 -31.7 57 6.0 -26.5 312 17 295.6 295.7 280.1 297.2 0.50 34 534 4797 -25.9 -30.9 63 5.0 -26.6 310 17 295.8 295.9 280.3 297.6 0.54 35 521 4975 -26.9 -33.9 52 7.0 -27.8 301 17 296.7 296.8 280.5 298.1 0.42 36 513 5086 -27.7 -33.7 57 6.0 -28.4 295 17 297.1 297.2 280.7 298.5 0.43 37 504 5213 -28.7 -38.7 38 10.0 -29.7 285 17 297.4 297.4 280.6 298.3 0.27 38 502 5241 -28.9 -42.9 25 14.0 -30.1 280 17 297.5 297.5 280.5 298.1 0.17 39 500 5270 -29.1 -41.1 30 12.0 -30.2 275 17 297.6 297.6 280.6 298.3 0.21 40 496 5328 -29.3 -36.3 51 7.0 -30.0 273 16 298.0 298.1 281.0 299.2 0.35 41 485 5488 -29.9 -41.9 30 12.0 -30.9 267 15 299.2 299.2 281.3 299.9 0.20 42 474 5651 -31.5 -41.5 37 10.0 -32.3 261 13 299.2 299.2 281.3 299.9 0.21 43 434 6270 -36.9 -48.9 28 12.0 -37.5 268 10 300.0 300.0 281.5 300.3 0.10 44 407 6712 -40.7 -50.7 33 10.0 -41.1 276 6 300.6 300.6 281.7 300.9 0.09 45 404 6762 -41.3 -50.3 37 9.0 -41.7 276 6 300.5 300.5 281.7 300.8 0.09 46 400 6830 -41.5 -52.5 29 11.0 -41.9 275 5 301.1 301.1 281.9 301.3 0.07 47 399 6847 -41.7 -52.7 29 11.0 -42.1 283 5 301.0 301.0 281.8 301.3 0.07 48 386 7070 -43.7 -52.7 36 9.0 -44.0 360 0 301.2 301.3 282.0 301.5 0.07 49 379 7192 -44.9 -51.9 45 7.0 -45.2 359 1 301.2 301.3 282.0 301.5 0.08 50 376 7245 -45.3 -53.3 40 8.0 -45.6 358 2 301.4 301.4 282.0 301.7 0.07 51 334 8023 -51.7 -56.0 60 4.3 -51.8 306 14 303.0 303.0 282.7 303.2 0.06 52 332 8062 -52.1 -57.1 55 5.0 -52.2 315 15 303.0 303.0 282.7 303.2 0.05 53 330 8101 -51.9 -59.9 38 8.0 -52.1 315 15 303.8 303.8 283.0 303.9 0.04 54 325 8200 -51.1 -62.1 26 11.0 -51.3 315 15 306.2 306.2 283.9 306.3 0.03 55 318 8341 -51.1 -64.1 20 13.0 -51.3 308 16 308.1 308.2 284.7 308.2 0.02 56 300 8720 -50.7 -68.7 10 18.0 -51.0 305 24 313.9 313.9 286.7 313.9 0.01 57 250 9920 -45.5 -76.5 2 31.0 -46.2 290 13 338.4 338.4 293.9 338.4 0.00 58 200 11410 -45.5 -78.5 1 33.0 -46.3 265 11 360.7 360.7 298.8 360.7 0.00 59 150 13320 -47.1 -81.1 1 34.0 -48.0 225 14 388.9 388.9 303.6 388.9 0.00 60 100 16000 -49.5 -82.5 1 33.0 -50.5 200 9 432.1 432.1 309.0 432.1 0.00 61 91 16617 -48.3 -82.3 1 34.0 -49.5 197 12 446.3 446.3 310.5 446.3 0.01 62 70 18330 -50.9 -82.9 1 32.0 -52.1 225 16 475.5 475.5 313.1 475.5 0.01 63 69 18424 -50.9 -82.9 1 32.0 -52.1 225 16 477.5 477.5 313.2 477.5 0.01 64 62 19123 -48.3 -82.3 1 34.0 -50.0 181 6 498.0 498.0 314.8 498.1 0.01 65 55 19908 -50.5 -83.5 1 33.0 -52.0 190 12 510.4 510.4 315.7 510.4 0.01 66 50 20530 -49.9 -82.9 1 33.0 -51.6 210 11 525.9 525.9 316.6 525.9 0.01 67 45 21220 -49.5 -83.5 1 34.0 -51.5 275 8 542.9 542.9 317.7 543.0 0.01 68 41 21829 -50.5 -83.5 1 33.0 -52.4 129 10 555.1 555.1 318.4 555.2 0.01 69 39 22155 -50.1 -83.1 1 33.0 -52.2 145 10 564.1 564.1 318.9 564.2 0.01 70 34 23046 -52.7 -84.7 1 32.0 -54.5 171 10 579.8 579.8 319.6 579.9 0.01 71 30 23860 -49.9 -83.9 1 34.0 -52.5 130 9 608.6 608.6 321.0 608.7 0.01 72 28 24312 -49.3 -83.3 1 34.0 -52.2 139 12 622.4 622.4 321.6 622.5 0.01 73 25 25053 -51.1 -84.1 1 33.0 -53.8 76 10 637.7 637.7 322.2 637.8 0.01 74 20 26510 -49.7 -83.7 1 34.0 -53.2 90 8 684.0 684.1 323.9 684.2 0.02 75 17 27575 -49.3 -83.3 1 34.0 -53.4 95 10 717.9 717.9 325.0 718.1 0.02 76 16 27976 -46.1 -82.1 1 36.0 -51.5 103 16 740.9 740.9 325.7 741.1 0.03 77 14 28865 -45.9 -81.9 1 36.0 -51.9 104 13 770.4 770.4 326.5 770.7 0.03 78 13 29357 -46.9 -81.9 1 35.0 -52.8 109 11 783.4 783.4 326.8 783.8 0.04 79 10 31110 -43.3 -80.3 1 37.0 -51.8 110 8 857.9 857.9 328.6 858.5 0.06 80 9.7 31315 -42.9 -80.9 1 38.0 -51.8 866.9 867.0 328.8 867.5 0.06 81 9.1 31744 -44.5 -80.5 1 36.0 -52.8 876.8 876.8 329.0 877.5 0.07 82 7.7 32871 -41.3 -79.3 1 38.0 -52.1 932.5 932.6 330.1 933.6 0.10 83 7.2 33326 -42.1 -80.1 1 38.0 -52.8 947.3 947.4 330.3 948.4 0.09 TRP 332 8062 -52.1 -57.1 55 5.0 -52.2 315 15 303.0 303.0 282.7 303.2 0.05 WND Sounding variables and indices 1000-500 mb thick: 5329.00 m Freezing level: 869.10 mb = 1088.81 m = 3572.16 ft Wetbulb zero: 876.87 mb = 1014.77 m = 3329.27 ft Precipitable water: 0.50 inches Sfc-500 mean rel hum: 77.38 % Est. max temperature: 11.43 C = 52.58 F Sfc-Lift cond lev (LCL): 878.48 mb = 1000.01 m = 3280.82 ft T: 0.85 C 700-500 lapse rate: 7.24 C/km ThetaE index: 2.45 C Layer 989.0- 861.0 mb Conv cond level (CCL): 861.81 mb = 1154.69 m = 3788.29 ft Mean mixing ratio: 4.24 g/kg Conv temperature: 10.56 C = 51.01 F Cap Strength: 2.60 C Lifted Index: 2.64 C Risk: None Lifted Index @300 mb: 12.68 C Lifted Index @700 mb: 0.66 C Showalter Index: 2.58 C Risk: Showers probable Total Totals Index: 55.30 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.00 C Cross Totals Index: 27.30 C K Index: 25.20 Risk: 40-60 % chance of thunderstorms Sweat Index: 179.00 Risk: None Energy Index: 0.39 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.53 J/kg Max Up Vert Vel: 3.01 m/s Conv Inhibition (B-): 7.56 J/kg Cap Strength: 2.55 C Lift Cond Lev (LCL): 864.85 mb = 1126.21 m = 3694.87 ft Lev Free Conv (LFC): 809.85 mb = 1648.66 m = 5408.92 ft Equ Level (EL): 709.85 mb = 2675.51 m = 8777.82 ft B at Equ Level: 3.35 J/kg Max Parcel Lev (MPL): 689.85 mb = 2894.70 m = 9496.92 ft Wind level data Storm motion: 342 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 ---------------------------------------------------------- 0 992 15 300 6 5.2 -3.0 | 185 10 0.9 10.0 1 957 305 280 17 16.7 -3.0 | 231 16 12.4 10.1 2 925 583 275 19 18.9 -1.7 | 232 19 14.6 11.4 3 922 610 270 19 19.0 -0.0 | 228 20 14.7 13.0 4 888 914 285 14 13.5 -3.6 | 224 13 9.2 9.4 5 855 1219 310 18 13.8 -11.6 | 261 10 9.5 1.5 6 850 1265 315 18 12.7 -12.7 | 268 8 8.4 0.3 7 791 1829 320 21 13.5 -16.1 | 288 10 9.2 -3.0 8 761 2134 320 23 14.8 -17.6 | 294 11 10.5 -4.6 9 732 2438 320 24 15.4 -18.4 | 296 12 11.1 -5.3 10 704 2743 320 21 13.5 -16.1 | 288 10 9.2 -3.0 11 700 2783 325 22 12.6 -18.0 | 301 10 8.3 -5.0 12 622 3658 335 21 8.9 -19.0 | 323 8 4.5 -6.0 13 597 3962 345 20 5.2 -19.3 | 352 6 0.8 -6.3 14 573 4267 335 18 7.6 -16.3 | 315 5 3.3 -3.3 15 527 4877 305 17 13.9 -9.8 | 251 10 9.6 3.3 16 506 5182 290 17 16.0 -5.8 | 238 14 11.6 7.2 17 500 5270 275 17 16.9 -1.5 | 227 17 12.6 11.6 18 464 5791 255 11 10.6 2.8 | 202 17 6.3 15.9 19 444 6096 255 11 10.6 2.8 | 202 17 6.3 15.9 20 425 6401 280 10 9.8 -1.7 | 206 13 5.5 11.3 21 400 6830 275 5 5.0 -0.4 | 183 13 0.7 12.6 22 389 7010 0 0 -0.0 -0.0 | 162 14 -4.3 13.0 23 355 7620 355 4 0.3 -4.0 | 156 10 -4.0 9.1 24 339 7925 285 10 9.7 -2.6 | 207 12 5.3 10.5 25 332 8062 315 15 10.6 -10.6 | 249 7 6.3 2.4 26 324 8230 315 15 10.6 -10.6 | 249 7 6.3 2.4 27 309 8534 295 19 17.2 -8.0 | 249 14 12.9 5.0 28 300 8720 305 24 19.7 -13.8 | 273 15 15.3 -0.7 29 295 8839 305 25 20.5 -14.3 | 275 16 16.2 -1.3 30 281 9144 300 19 16.5 -9.5 | 254 13 12.1 3.5 31 256 9754 310 18 13.8 -11.6 | 261 10 9.5 1.5 32 250 9920 290 13 12.2 -4.4 | 223 12 7.9 8.6 33 245 10058 280 15 14.8 -2.6 | 225 15 10.4 10.4 34 214 10973 265 14 13.9 1.2 | 214 17 9.6 14.3 35 204 11278 285 13 12.6 -3.4 | 220 13 8.2 9.7 36 200 11410 265 11 11.0 1.0 | 205 15 6.6 14.0 37 195 11582 255 10 9.7 2.6 | 199 17 5.3 15.6 38 170 12497 260 10 9.8 1.7 | 200 16 5.5 14.8 39 155 13106 205 13 5.5 11.8 | 183 25 1.2 24.8 40 150 13320 225 14 9.9 9.9 | 194 24 5.6 22.9 41 148 13411 225 13 9.2 9.2 | 192 23 4.9 22.2 42 141 13716 225 16 11.3 11.3 | 196 25 7.0 24.4 43 135 14021 230 13 10.0 8.4 | 195 22 5.6 21.4 44 129 14326 215 11 6.3 9.0 | 185 22 2.0 22.1 45 117 14935 240 14 12.1 7.0 | 201 22 7.8 20.0 46 112 15240 235 6 4.9 3.4 | 182 16 0.6 16.5 47 107 15545 210 10 5.0 8.7 | 182 22 0.7 21.7 48 102 15850 225 10 7.1 7.1 | 188 20 2.7 20.1 49 100 16000 200 9 3.1 8.5 | 177 22 -1.2 21.5 50 98 16154 195 10 2.6 9.7 | 176 23 -1.7 22.7 51 93 16459 200 13 4.4 12.2 | 180 25 0.1 25.3 52 85 17069 190 10 1.7 9.8 | 174 23 -2.6 22.9 53 77 17678 180 10 0.0 10.0 | 169 23 -4.3 23.0 54 70 18288 215 16 9.2 13.1 | 191 27 4.9 26.1 55 70 18330 225 16 11.3 11.3 | 196 25 7.0 24.4 56 67 18593 225 16 11.3 11.3 | 196 25 7.0 24.4 57 61 19202 175 4 -0.3 4.0 | 165 18 -4.7 17.0 58 58 19507 175 11 -1.0 11.0 | 168 25 -5.3 24.0 59 56 19812 185 13 1.1 13.0 | 173 26 -3.2 26.0 60 53 20117 200 10 3.4 9.4 | 178 22 -0.9 22.4 61 51 20422 245 3 2.7 1.3 | 174 14 -1.6 14.3 62 50 20530 210 11 5.5 9.5 | 183 23 1.2 22.6 63 46 21031 205 12 5.1 10.9 | 182 24 0.7 23.9 64 44 21336 320 6 3.9 -4.6 | 177 8 -0.5 8.4 65 42 21641 120 10 -8.7 5.0 | 144 22 -13.0 18.0 66 38 22250 150 10 -5.0 8.7 | 157 24 -9.3 21.7 67 35 22860 180 10 0.0 10.0 | 169 23 -4.3 23.0 68 32 23470 150 11 -5.5 9.5 | 156 25 -9.8 22.6 69 30 23774 155 10 -4.2 9.1 | 159 24 -8.6 22.1 70 30 23860 130 9 -6.9 5.8 | 149 22 -11.2 18.8 71 29 24079 185 10 0.9 10.0 | 171 23 -3.5 23.0 72 28 24384 125 12 -9.8 6.9 | 145 24 -14.2 19.9 73 25 24994 65 10 -9.1 -4.2 | 123 16 -13.4 8.8 74 24 25298 125 10 -8.2 5.7 | 146 23 -12.5 18.8 75 23 25603 125 11 -9.0 6.3 | 145 24 -13.3 19.4 76 22 25908 130 10 -7.7 6.4 | 148 23 -12.0 19.5 77 21 26213 100 13 -12.8 2.3 | 132 23 -17.1 15.3 78 20 26510 90 8 -8.0 0.0 | 137 18 -12.3 13.0 79 20 26518 125 10 -8.2 5.7 | 146 23 -12.5 18.8 80 18 27127 125 11 -9.0 6.3 | 145 24 -13.3 19.4 81 17 27432 95 3 -3.0 0.3 | 151 15 -7.3 13.3 82 17 27737 95 17 -16.9 1.5 | 124 26 -21.3 14.5 83 16 28042 105 16 -15.5 4.1 | 131 26 -19.8 17.2 84 14 28651 110 15 -14.1 5.1 | 135 26 -18.4 18.2 85 13 29261 95 10 -10.0 0.9 | 134 20 -14.3 13.9 86 13 29566 135 12 -8.5 8.5 | 149 25 -12.8 21.5 87 12 29870 120 11 -9.5 5.5 | 143 23 -13.9 18.5 88 12 30175 160 14 -4.8 13.2 | 161 28 -9.1 26.2 89 10 31110 110 8 -7.5 2.7 | 143 20 -11.8 15.8 Wind Parameters Mean winds (0-6000m): 311.6 at 18.3 knts Storm direction: 341.6 at 13.7 knts Shear (0-3000m) pos: 3.0 neg: 2.4 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 121.1 deg Storm rel helicity (0-3000m) pos: 71.1 neg: -13.3 tot: 57.8 m^2/s^2 ave: 19.3 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.39 Bulk Shear: 11.66 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 ------------------------------------------------------------------------------- 500 281 14 223 14| 0.0 13.6 13.6| 28.5 0.0 28.5 57.1 0.69| 14.1 9.7 1000 280 15 226 15| 3.0 6.8 9.9| 35.8 -9.8 26.0 26.0 0.38| 12.7 4.8 1500 291 16 236 13| 4.6 4.5 9.1| 55.7 -9.8 45.9 30.6 0.51| 11.4 5.8 2000 300 17 248 12| 4.0 3.4 7.4| 61.7 -9.8 51.9 26.0 0.53| 9.3 5.0 2500 305 19 258 11| 3.2 2.9 6.1| 64.0 -10.7 53.3 21.3 0.51| 8.0 4.1 3000 309 19 264 11| 3.0 2.4 5.3| 71.1 -13.3 57.8 19.3 0.50| 7.5 3.7 4000 316 20 277 9| 2.7 1.8 4.5| 81.7 -13.4 68.4 17.1 0.54| 6.5 3.5 5000 318 19 278 9| 2.1 2.6 4.8| 81.7 -33.9 47.8 9.6 0.24| 6.6 1.6 6000 312 18 265 9| 1.8 2.5 4.3| 81.7 -85.2 -3.5 -0.6 0.05| 6.8 0.3 Wrote GIF file: /home/apache/climate/data/raob//PAKN/skewt/PAKN.skewt.20250503.00.gif