UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for KLKN... Searching the city database file for: KLKN ... Date:0000Z 30 APR 25 Station: KLKN WMO ident: 72582 Latitude: 40.87 Longitude: -115.73 Elevation: 1608.00 ------------------------------------------------------------------------------- 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 92 1 925 775 2 850 1504 SFC 841 1608 17.4 0.4 32 17.0 8.3 240 7 305.3 306.2 288.6 319.6 4.68 4 700 3108 0.6 -5.4 64 6.0 -2.0 270 10 303.1 303.8 286.9 314.4 3.65 5 623 4029 -6.9 -8.2 90 1.3 -7.4 312 6 304.8 305.4 287.1 315.1 3.31 6 617 4104 -7.5 -8.9 90 1.4 -8.1 314 7 305.0 305.6 287.0 314.8 3.16 7 605 4256 -8.3 -9.5 91 1.2 -8.8 319 8 305.8 306.4 287.2 315.4 3.07 8 579 4596 -10.1 -11.6 89 1.5 -10.6 315 12 307.5 308.1 287.5 316.1 2.72 9 537 5172 -13.3 -17.0 74 3.7 -14.5 320 13 310.4 310.8 287.6 316.5 1.88 10 510 5562 -16.5 -19.3 79 2.8 -17.3 317 12 311.2 311.5 287.6 316.5 1.63 11 500 5710 -17.7 -20.6 78 2.9 -18.4 320 13 311.5 311.7 287.5 316.4 1.48 12 470 6171 -21.1 -22.7 87 1.6 -21.5 322 19 312.8 313.1 287.8 317.2 1.31 13 463 6282 -20.9 -23.1 82 2.2 -21.4 316 20 314.4 314.6 288.3 318.7 1.29 14 451 6476 -22.3 -24.9 79 2.6 -22.9 309 21 315.0 315.2 288.3 318.8 1.12 15 447 6542 -22.9 -25.4 80 2.5 -23.4 308 21 315.1 315.3 288.3 318.7 1.08 16 400 7350 -28.1 -38.1 38 10.0 -29.3 320 19 318.5 318.5 288.6 319.8 0.36 17 396 7422 -28.7 -38.7 38 10.0 -29.9 319 19 318.6 318.7 288.7 319.8 0.34 18 378 7752 -31.5 -39.5 45 8.0 -32.4 313 19 319.2 319.2 288.9 320.4 0.33 19 365 7999 -33.5 -41.5 44 8.0 -34.3 308 17 319.7 319.8 289.0 320.7 0.28 20 350 8291 -36.1 -43.1 48 7.0 -36.7 301 15 320.1 320.1 289.0 321.0 0.24 21 333 8634 -39.3 -45.3 53 6.0 -39.7 310 18 320.3 320.3 289.0 321.0 0.20 22 313 9055 -42.1 -49.1 46 7.0 -42.5 317 18 322.1 322.1 289.6 322.6 0.14 23 301 9318 -43.7 -50.7 46 7.0 -44.0 320 22 323.5 323.5 289.9 323.9 0.12 24 300 9340 -44.1 -52.1 41 8.0 -44.5 320 22 323.2 323.2 289.9 323.6 0.10 25 276 9896 -48.9 -54.9 50 6.0 -49.1 320 24 324.1 324.1 290.1 324.4 0.08 26 271 10016 -49.9 -56.9 44 7.0 -50.1 320 24 324.3 324.3 290.2 324.6 0.06 27 266 10138 -50.9 -56.9 49 6.0 -51.1 320 23 324.6 324.6 290.2 324.8 0.07 28 259 10312 -52.5 -59.5 43 7.0 -52.7 320 22 324.7 324.7 290.2 324.9 0.05 29 250 10540 -54.5 -60.5 47 6.0 -54.6 320 25 325.0 325.1 290.3 325.2 0.04 30 235 10933 -58.1 -62.8 55 4.7 -58.2 320 27 325.4 325.4 290.5 325.5 0.03 31 226 11177 -60.1 -64.6 55 4.5 -60.2 320 29 326.0 326.0 290.6 326.1 0.03 32 224 11233 -60.7 -65.4 54 4.7 -60.7 320 30 325.9 325.9 290.6 326.0 0.03 33 219 11373 -61.9 -66.4 55 4.5 -62.0 318 30 326.2 326.2 290.6 326.3 0.02 34 207 11719 -63.7 -68.7 50 5.0 -63.7 312 32 328.6 328.6 291.3 328.7 0.02 35 204 11809 -64.1 -69.1 50 5.0 -64.1 310 33 329.4 329.4 291.6 329.4 0.02 36 202 11869 -64.3 -69.3 50 5.0 -64.3 310 33 330.0 330.0 291.7 330.1 0.02 37 200 11930 -63.7 -69.7 44 6.0 -63.7 315 35 331.9 331.9 292.2 331.9 0.02 38 194 12117 -61.3 -68.3 39 7.0 -61.4 315 35 338.6 338.6 294.0 338.7 0.02 39 187 12344 -61.7 -68.7 39 7.0 -61.8 310 33 341.6 341.6 294.7 341.6 0.02 40 161 13281 -55.7 -66.7 24 11.0 -55.9 317 21 366.6 366.6 299.9 366.8 0.03 41 158 13401 -55.1 -66.1 24 11.0 -55.4 315 19 369.6 369.6 300.5 369.8 0.03 42 150 13730 -57.1 -69.1 20 12.0 -57.3 305 16 371.7 371.7 300.9 371.8 0.02 43 147 13857 -57.5 -69.5 20 12.0 -57.7 303 16 373.2 373.2 301.1 373.3 0.02 44 137 14302 -56.3 -70.3 16 14.0 -56.6 305 20 382.9 382.9 302.7 383.0 0.02 45 130 14634 -57.7 -72.7 13 15.0 -58.0 295 18 386.2 386.2 303.2 386.2 0.02 46 124 14931 -57.5 -73.5 11 16.0 -57.8 295 29 391.8 391.8 304.0 391.8 0.01 47 123 14982 -57.5 -73.5 11 16.0 -57.8 299 28 392.7 392.7 304.2 392.8 0.01 48 110 15682 -59.9 -76.9 9 17.0 -60.2 265 2 400.9 400.9 305.3 401.0 0.01 49 105 15974 -58.1 -77.1 7 19.0 -58.5 234 8 409.7 409.7 306.5 409.8 0.01 50 100 16280 -58.7 -77.7 7 19.0 -59.0 280 19 414.3 414.3 307.0 414.4 0.01 51 93 16734 -59.9 -80.9 5 21.0 -60.2 289 18 420.6 420.6 307.8 420.7 0.01 52 84 17373 -58.1 -81.1 4 23.0 -58.5 275 14 436.7 436.7 309.6 436.7 0.01 53 80 17679 -58.5 -81.5 4 23.0 -58.9 275 17 442.0 442.0 310.1 442.1 0.01 54 75 18086 -57.7 -81.7 3 24.0 -58.2 272 13 451.9 451.9 311.0 452.0 0.01 55 73 18256 -57.9 -82.9 3 25.0 -58.4 270 11 455.0 455.0 311.3 455.1 0.01 56 70 18520 -59.1 -83.1 3 24.0 -59.6 210 1 457.9 458.0 311.6 458.0 0.01 57 67 18796 -58.5 -82.5 3 24.0 -59.0 238 7 465.0 465.0 312.2 465.1 0.01 58 65 18986 -59.3 -83.3 3 24.0 -59.8 224 9 467.3 467.3 312.4 467.4 0.01 59 61 19386 -57.9 -82.9 3 25.0 -58.5 253 13 479.0 479.0 313.4 479.0 0.01 60 61 19386 -57.7 -82.7 3 25.0 -58.3 253 13 479.4 479.5 313.4 479.5 0.01 61 56 19926 -58.7 -82.7 3 24.0 -59.3 206 3 489.0 489.0 314.1 489.1 0.01 62 55 20040 -58.7 -82.7 3 24.0 -59.3 203 3 491.6 491.6 314.4 491.6 0.01 63 54 20155 -58.5 -82.5 3 24.0 -59.1 221 4 494.6 494.6 314.5 494.7 0.01 64 54 20155 -58.5 -82.5 3 24.0 -59.1 221 4 494.6 494.6 314.5 494.7 0.01 65 52 20393 -58.7 -82.7 3 24.0 -59.3 349 2 499.5 499.5 314.9 499.6 0.01 66 51 20515 -58.7 -82.7 3 24.0 -59.3 318 5 502.3 502.3 315.1 502.3 0.01 67 50 20640 -57.3 -81.3 3 24.0 -58.0 255 10 508.4 508.5 315.5 508.5 0.01 68 48 20898 -56.5 -81.5 3 25.0 -57.4 294 9 516.3 516.3 316.1 516.4 0.01 69 47 21031 -56.3 -80.3 3 24.0 -57.2 315 8 519.9 519.9 316.3 520.0 0.01 70 43 21593 -57.5 -81.5 3 24.0 -58.3 299 5 530.4 530.4 316.9 530.4 0.01 71 40 22048 -58.5 -81.5 4 23.0 -59.3 295 8 538.9 538.9 317.5 539.0 0.01 72 40 22048 -58.5 -81.5 4 23.0 -59.3 295 8 538.9 538.9 317.5 539.0 0.01 73 38 22370 -58.1 -81.1 4 23.0 -59.0 50 11 547.9 547.9 318.0 548.0 0.01 74 36 22710 -57.7 -80.7 4 23.0 -58.7 24 6 557.5 557.5 318.5 557.6 0.02 75 33 23258 -57.9 -80.9 4 23.0 -58.9 110 7 571.0 571.0 319.2 571.1 0.02 76 33 23258 -57.9 -80.9 4 23.0 -58.9 110 7 571.0 571.0 319.2 571.1 0.02 77 31 23652 -56.7 -79.7 4 23.0 -57.9 194 8 584.6 584.6 319.9 584.7 0.02 78 30 23860 -56.5 -79.5 4 23.0 -57.8 245 3 590.6 590.6 320.2 590.8 0.02 79 29 24076 -56.5 -79.5 4 23.0 -57.9 329 2 596.4 596.4 320.5 596.5 0.02 80 24 25286 -54.9 -77.9 4 23.0 -56.8 9 16 634.2 634.2 322.1 634.5 0.04 81 24 25286 -55.1 -78.1 4 23.0 -56.9 9 16 633.6 633.6 322.0 633.9 0.04 82 20 26460 -52.9 -75.9 5 23.0 -55.5 75 10 674.3 674.3 323.6 674.8 0.06 83 19 26791 -52.7 -75.7 5 23.0 -55.4 66 9 684.8 684.9 324.0 685.4 0.07 84 19 26791 -52.7 -75.7 5 23.0 -55.4 66 9 684.8 684.9 324.0 685.4 0.07 85 18 27140 -51.9 -75.9 4 24.0 -55.0 124 5 698.0 698.1 324.4 698.6 0.07 86 14 28780 -48.7 -72.7 5 24.0 -53.4 148 10 760.9 761.0 326.3 762.3 0.15 87 12 29800 -45.9 -70.9 4 25.0 -52.2 188 11 805.1 805.2 327.4 807.4 0.22 88 11 30380 -44.5 -68.5 5 24.0 -51.6 218 10 830.5 830.7 328.0 834.1 0.34 89 10 31020 -43.5 -68.5 5 25.0 -51.5 250 8 857.2 857.4 328.7 861.2 0.38 90 7.9 32625 -38.7 -65.7 4 27.0 -50.1 276 15 936.1 936.5 330.2 944.4 0.71 91 7.2 33265 -37.5 -63.5 5 26.0 -49.8 287 17 966.2 966.8 330.8 978.8 1.04 92 7.0 33460 -37.5 -63.5 5 26.0 -50.0 290 18 974.0 974.7 330.9 987.1 1.07 93 6.9 33559 -37.5 -63.5 5 26.0 -50.1 978.0 978.7 331.0 991.3 1.09 94 6.5 33972 -36.7 -63.7 4 27.0 -50.1 998.3 998.9 331.4 1012.3 1.12 TRP 204 11809 -64.1 -69.1 50 5.0 -64.1 310 33 329.4 329.4 291.6 329.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5618.00 m Freezing level: 693.84 mb = 3181.65 m = 10438.35 ft Wetbulb zero: 727.61 mb = 2791.76 m = 9159.22 ft Sfc-500 mean rel hum: 69.21 % Est. max temperature: 15.54 C = 59.97 F Sfc-Lift cond lev (LCL): 651.21 mb = 3678.79 m = 12069.36 ft T: -4.05 C 700-500 lapse rate: 7.03 C/km ThetaE index: 5.29 C Layer 700.0- 623.0 mb Conv cond level (CCL): 649.62 mb = 3698.07 m = 12132.63 ft Mean mixing ratio: 4.32 g/kg Conv temperature: 16.41 C = 61.54 F Cap Strength: 0.39 C Lifted Index: -0.08 C Risk: Thunderstorms probable Lifted Index @300 mb: 4.22 C Lifted Index @700 mb: -1.33 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.35 J/kg Max Up Vert Vel: 10.80 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.65 C Lift Cond Lev (LCL): 646.29 mb = 3738.60 m = 12265.60 ft Lev Free Conv (LFC): 641.29 mb = 3799.95 m = 12466.88 ft Equ Level (EL): 551.29 mb = 4970.74 m = 16308.02 ft B at Equ Level: 56.37 J/kg Max Parcel Lev (MPL): 411.29 mb = 7147.47 m = 23449.43 ft Wind level data Storm motion: 335 at 10 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 ---------------------------------------------------------- 0 841 1608 240 7 6.1 3.5 | 188 13 1.7 12.6 1 819 1829 270 10 10.0 -0.0 | 212 11 5.7 9.1 2 789 2134 250 7 6.6 2.4 | 191 12 2.3 11.5 3 760 2438 260 12 11.8 2.1 | 214 13 7.5 11.2 4 732 2743 250 13 12.2 4.4 | 210 16 7.9 13.6 5 705 3048 270 10 10.0 -0.0 | 212 11 5.7 9.1 6 700 3108 270 10 10.0 -0.0 | 212 11 5.7 9.1 7 678 3353 295 11 10.0 -4.6 | 232 7 5.6 4.5 8 652 3658 290 9 8.5 -3.1 | 214 7 4.1 6.0 9 627 3962 310 6 4.6 -3.9 | 183 5 0.3 5.3 10 603 4267 320 8 5.1 -6.1 | 195 3 0.8 3.0 11 579 4572 315 12 8.5 -8.5 | 261 4 4.2 0.6 12 557 4877 325 13 7.5 -10.6 | 296 3 3.1 -1.5 13 515 5486 315 12 8.5 -8.5 | 261 4 4.2 0.6 14 500 5710 320 13 8.4 -10.0 | 282 4 4.0 -0.8 15 495 5791 330 19 9.5 -16.5 | 325 9 5.2 -7.3 16 474 6096 325 19 10.9 -15.6 | 314 9 6.6 -6.4 17 455 6401 310 21 16.1 -13.5 | 290 13 11.8 -4.4 18 437 6706 305 20 16.4 -11.5 | 281 12 12.1 -2.3 19 419 7010 310 20 15.3 -12.9 | 289 12 11.0 -3.7 20 402 7315 320 20 12.9 -15.3 | 306 11 8.5 -6.2 21 400 7350 320 19 12.2 -14.6 | 305 10 7.9 -5.4 22 385 7620 315 19 13.4 -13.4 | 295 10 9.1 -4.3 23 368 7925 310 18 13.8 -11.6 | 284 10 9.5 -2.4 24 352 8230 300 14 12.1 -7.0 | 255 8 7.8 2.1 25 337 8534 310 18 13.8 -11.6 | 284 10 9.5 -2.4 26 323 8839 310 17 13.0 -10.9 | 282 9 8.7 -1.8 27 309 9144 320 18 11.6 -13.8 | 303 9 7.3 -4.7 28 300 9340 320 22 14.1 -16.9 | 308 12 9.8 -7.7 29 295 9449 320 22 14.1 -16.9 | 308 12 9.8 -7.7 30 282 9754 320 25 16.1 -19.2 | 310 15 11.8 -10.0 31 257 10363 320 22 14.1 -16.9 | 308 12 9.8 -7.7 32 250 10540 320 25 16.1 -19.2 | 310 15 11.8 -10.0 33 245 10668 320 24 15.4 -18.4 | 310 14 11.1 -9.3 34 233 10973 320 28 18.0 -21.4 | 312 18 13.7 -12.3 35 222 11278 320 30 19.3 -23.0 | 313 20 15.0 -13.9 36 204 11809 310 33 25.3 -21.2 | 300 24 21.0 -12.1 37 201 11887 310 33 25.3 -21.2 | 300 24 21.0 -12.1 38 200 11930 315 35 24.7 -24.7 | 307 26 20.4 -15.6 39 192 12192 315 35 24.7 -24.7 | 307 26 20.4 -15.6 40 183 12497 305 32 26.2 -18.4 | 293 24 21.9 -9.2 41 174 12802 325 23 13.2 -18.8 | 318 13 8.9 -9.7 42 166 13106 320 24 15.4 -18.4 | 310 14 11.1 -9.3 43 158 13411 315 19 13.4 -13.4 | 295 10 9.1 -4.3 44 150 13716 315 21 14.8 -14.8 | 299 12 10.5 -5.7 45 150 13730 305 16 13.1 -9.2 | 270 9 8.8 -0.1 46 143 14021 300 17 14.7 -8.5 | 267 10 10.4 0.6 47 136 14326 305 20 16.4 -11.5 | 281 12 12.1 -2.3 48 130 14630 295 18 16.3 -7.6 | 263 12 12.0 1.5 49 124 14935 295 29 26.3 -12.3 | 278 22 22.0 -3.1 50 118 15240 320 21 13.5 -16.1 | 307 12 9.2 -7.0 51 112 15545 305 1 0.8 -0.6 | 158 9 -3.5 8.6 52 107 15850 215 3 1.7 2.5 | 167 12 -2.6 11.6 53 100 16280 280 19 18.7 -3.3 | 248 16 14.4 5.8 54 97 16459 280 19 18.7 -3.3 | 248 16 14.4 5.8 55 93 16764 290 18 16.9 -6.2 | 257 13 12.6 3.0 56 88 17069 290 17 16.0 -5.8 | 254 12 11.7 3.3 57 84 17374 275 14 13.9 -1.2 | 231 12 9.6 7.9 58 80 17678 275 17 16.9 -1.5 | 239 15 12.6 7.6 59 73 18288 270 11 11.0 -0.0 | 216 11 6.7 9.1 60 70 18520 210 1 0.5 0.9 | 159 11 -3.8 10.0 61 69 18593 275 3 3.0 -0.3 | 171 9 -1.3 8.9 62 66 18898 220 9 5.8 6.9 | 185 16 1.5 16.0 63 63 19202 235 8 6.6 4.6 | 189 14 2.2 13.7 64 60 19507 265 17 16.9 1.5 | 230 16 12.6 10.6 65 57 19812 210 2 1.0 1.7 | 163 11 -3.3 10.9 66 54 20117 200 4 1.4 3.8 | 167 13 -3.0 12.9 67 52 20422 5 2 -0.2 -2.0 | 148 8 -4.5 7.1 68 50 20640 255 10 9.7 2.6 | 205 13 5.3 11.7 69 47 21031 315 8 5.7 -5.7 | 201 4 1.3 3.5 70 45 21336 345 8 2.1 -7.7 | 122 3 -2.2 1.4 71 43 21641 290 4 3.8 -1.4 | 176 8 -0.6 7.8 72 41 21946 250 5 4.7 1.7 | 182 11 0.4 10.8 73 39 22250 25 13 -5.5 -11.8 | 75 10 -9.8 -2.7 74 37 22555 90 9 -9.0 0.0 | 124 16 -13.3 9.1 75 35 22860 320 3 1.9 -2.3 | 161 7 -2.4 6.8 76 33 23165 90 5 -5.0 0.0 | 134 13 -9.3 9.1 77 32 23470 155 11 -4.6 10.0 | 155 21 -9.0 19.1 78 30 23774 220 6 3.9 4.6 | 178 14 -0.5 13.7 79 30 23860 245 3 2.7 1.3 | 171 11 -1.6 10.4 80 29 24079 330 2 1.0 -1.7 | 156 8 -3.3 7.4 81 28 24384 235 8 6.6 4.6 | 189 14 2.2 13.7 82 26 24689 255 11 10.6 2.8 | 208 14 6.3 12.0 83 24 25298 10 16 -2.8 -15.8 | 47 10 -7.1 -6.6 84 23 25603 15 3 -0.8 -2.9 | 141 8 -5.1 6.2 85 22 25908 355 6 0.5 -6.0 | 130 5 -3.8 3.1 86 21 26213 15 5 -1.3 -4.8 | 127 7 -5.6 4.3 87 20 26460 75 10 -9.7 -2.6 | 115 15 -14.0 6.5 88 20 26518 25 12 -5.1 -10.9 | 79 10 -9.4 -1.8 89 18 27127 115 5 -4.5 2.1 | 142 14 -8.9 11.2 90 17 27432 220 1 0.6 0.8 | 160 11 -3.7 9.9 91 16 27737 350 3 0.5 -3.0 | 148 7 -3.8 6.2 92 16 28042 5 3 -0.3 -3.0 | 143 8 -4.6 6.1 93 15 28346 50 4 -3.1 -2.6 | 132 10 -7.4 6.6 94 14 28651 125 10 -8.2 5.7 | 140 19 -12.5 14.9 95 13 29261 215 9 5.2 7.4 | 183 17 0.8 16.5 96 12 29566 175 12 -1.0 12.0 | 166 22 -5.4 21.1 97 10 31020 250 8 7.5 2.7 | 195 12 3.2 11.9 98 7 33460 290 18 16.9 -6.2 | 257 13 12.6 3.0 Wind Parameters Mean winds (0-6000m): 304.7 at 13.5 knts Storm direction: 334.7 at 10.1 knts Shear (0-3000m) pos: 2.1 neg: 0.0 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 76.8 deg Storm rel helicity (0-3000m) pos: 41.0 neg: -20.5 tot: 20.5 m^2/s^2 ave: 6.8 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.92 Bulk Shear: 11.86 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 ------------------------------------------------------------------------------- 500 260 9 201 11| 1.5 0.0 1.5| 14.0 -9.8 4.2 8.4 0.14| 8.4 1.2 1000 258 9 204 12| 3.1 0.0 3.1| 28.9 -10.9 18.0 18.0 0.38| 7.3 2.8 1500 258 10 207 13| 1.8 0.0 1.8| 30.5 -12.5 18.0 12.0 0.27| 6.8 1.8 2000 266 10 211 11| 1.9 0.0 1.9| 36.9 -15.2 21.7 10.9 0.26| 6.6 1.7 2500 271 10 211 10| 1.7 0.0 1.7| 37.3 -20.5 16.8 6.7 0.12| 6.3 0.7 3000 279 10 214 9| 2.1 0.0 2.1| 41.0 -20.5 20.5 6.8 0.22| 6.2 1.4 4000 292 10 225 7| 1.7 0.1 1.8| 43.6 -22.5 21.1 5.3 0.21| 5.2 1.1 5000 302 12 245 7| 2.1 0.7 2.8| 51.0 -43.6 7.4 1.5 0.12| 5.8 0.7 6000 305 13 258 7| 1.8 0.6 2.4| 65.5 -50.2 15.3 2.6 0.14| 5.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//KLKN/skewt/KLKN.skewt.20250430.00.gif