UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 29 APR 25 Station: KOAK WMO ident: 72493 Latitude: 37.73 Longitude: -122.22 Elevation: 3.00 ------------------------------------------------------------------------------- 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 1019 3 10.8 9.1 89 1.7 9.9 40 3 282.4 283.7 282.2 302.0 7.13 1 1000 165 9.8 8.9 94 0.9 9.3 345 1 283.0 284.2 282.5 302.7 7.17 2 983 307 8.8 8.7 99 0.1 8.8 187 4 283.3 284.6 282.7 303.2 7.19 3 975 375 12.2 6.2 67 6.0 9.0 217 4 287.4 288.5 283.2 304.6 6.10 4 973 393 12.4 6.4 67 6.0 9.2 225 4 287.8 288.9 283.5 305.3 6.20 5 969 427 12.2 5.2 62 7.0 8.5 240 4 287.9 288.9 283.1 304.2 5.72 6 964 471 12.6 3.6 54 9.0 8.0 260 4 288.8 289.7 282.8 303.4 5.14 7 956 541 14.8 3.8 48 11.0 9.0 291 4 291.7 292.6 284.1 306.9 5.26 8 951 585 14.8 4.8 51 10.0 9.5 310 4 292.1 293.1 284.7 308.5 5.67 9 950 594 15.6 6.6 55 9.0 10.6 314 4 293.0 294.2 285.9 311.6 6.44 10 948 612 16.0 7.0 55 9.0 10.9 321 4 293.6 294.8 286.3 312.8 6.64 11 942 666 15.8 6.8 55 9.0 10.7 331 6 293.9 295.1 286.4 313.0 6.59 12 934 738 17.2 5.2 45 12.0 10.6 345 9 296.1 297.1 286.5 313.5 5.94 13 925 821 17.0 4.0 42 13.0 9.9 360 12 296.7 297.7 286.4 312.9 5.51 14 897 1082 16.2 -4.8 23 21.0 6.5 11 15 298.5 299.0 284.4 307.5 2.98 15 891 1139 16.0 -5.0 23 21.0 6.3 15 17 298.9 299.4 284.5 307.8 2.95 16 850 1537 13.0 -1.0 38 14.0 6.1 35 14 299.8 300.5 286.2 312.3 4.18 17 843 1606 12.8 -0.2 41 13.0 6.2 33 13 300.3 301.1 286.6 313.7 4.47 18 825 1787 11.4 -2.6 37 14.0 4.6 27 10 300.6 301.3 286.1 312.2 3.82 19 747 2605 3.8 -4.2 56 8.0 0.2 350 11 301.0 301.7 286.2 312.4 3.75 20 732 2770 2.4 -6.6 51 9.0 -1.4 358 12 301.3 301.9 285.7 311.0 3.18 21 725 2847 2.2 -9.8 41 12.0 -2.6 8 12 301.9 302.3 285.2 309.6 2.50 22 724 2858 2.4 -15.6 25 18.0 -3.8 10 12 302.2 302.5 284.2 307.2 1.57 23 713 2982 2.8 -23.2 13 26.0 -4.8 26 12 304.0 304.1 284.1 306.7 0.83 24 708 3039 2.4 -18.6 19 21.0 -4.4 34 12 304.2 304.4 284.7 308.2 1.24 25 700 3131 2.6 -22.4 14 25.0 -4.9 25 13 305.4 305.5 284.7 308.4 0.90 26 680 3365 1.6 -30.4 7 32.0 -6.4 16 14 306.8 306.9 284.7 308.3 0.45 27 676 3413 2.6 -38.4 3 41.0 -6.3 15 15 308.4 308.5 285.0 309.2 0.21 28 646 3779 0.6 -19.4 21 20.0 -6.0 3 18 310.2 310.4 286.9 314.4 1.27 29 630 3980 -0.9 -17.9 26 17.0 -6.6 0 21 310.7 311.0 287.3 315.6 1.48 30 605 4302 -3.1 -21.1 23 18.0 -8.6 0 20 311.8 312.0 287.3 315.7 1.17 31 563 4867 -7.7 -20.7 34 13.0 -11.5 352 19 312.9 313.1 287.8 317.2 1.31 32 553 5006 -8.3 -24.3 26 16.0 -12.6 346 20 313.7 313.9 287.8 317.0 0.97 33 519 5495 -12.5 -24.5 36 12.0 -15.5 360 21 314.4 314.6 288.1 317.9 1.01 34 510 5629 -13.1 -29.1 25 16.0 -16.6 348 21 315.3 315.4 288.0 317.6 0.68 35 508 5659 -12.7 -31.7 19 19.0 -16.6 346 20 316.1 316.2 288.1 318.0 0.53 36 500 5780 -13.1 -37.1 11 24.0 -17.4 335 20 317.1 317.1 288.2 318.2 0.32 37 499 5795 -13.1 -37.1 11 24.0 -17.4 335 20 317.2 317.3 288.2 318.4 0.32 38 476 6151 -15.7 -40.7 10 25.0 -19.6 340 13 318.3 318.4 288.5 319.2 0.23 39 413 7199 -24.9 -45.9 12 21.0 -27.1 332 20 319.7 319.7 288.8 320.3 0.15 40 400 7430 -27.1 -44.1 18 17.0 -28.9 330 22 319.8 319.8 288.9 320.5 0.19 41 369 8006 -32.3 -45.3 26 13.0 -33.4 327 25 320.3 320.4 289.0 321.0 0.18 42 363 8121 -33.5 -46.5 26 13.0 -34.6 327 26 320.2 320.2 289.0 320.8 0.16 43 361 8160 -33.7 -45.7 29 12.0 -34.7 327 26 320.5 320.5 289.1 321.1 0.18 44 358 8219 -34.3 -42.3 44 8.0 -35.0 327 26 320.4 320.5 289.2 321.4 0.26 45 340 8577 -37.7 -42.7 59 5.0 -38.1 329 27 320.5 320.6 289.2 321.5 0.26 46 337 8639 -38.1 -41.8 68 3.7 -38.4 329 27 320.8 320.9 289.3 321.9 0.29 47 334 8700 -38.5 -42.1 69 3.6 -38.8 329 27 321.1 321.1 289.4 322.1 0.28 48 329 8804 -38.9 -43.3 63 4.4 -39.2 330 28 321.9 322.0 289.6 322.9 0.25 49 313 9144 -42.1 -45.3 71 3.2 -42.3 340 28 322.1 322.1 289.6 322.9 0.21 50 301 9408 -44.1 -48.6 61 4.5 -44.3 345 26 322.9 322.9 289.8 323.5 0.15 51 300 9430 -44.3 -48.7 61 4.4 -44.5 345 26 322.9 322.9 289.8 323.5 0.15 52 294 9565 -45.5 -48.9 68 3.4 -45.7 345 26 323.1 323.1 289.9 323.7 0.15 53 277 9957 -48.7 -53.5 57 4.8 -48.8 345 26 324.0 324.0 290.1 324.4 0.09 54 268 10173 -50.9 -54.1 69 3.2 -51.0 345 27 323.9 323.9 290.0 324.2 0.09 55 264 10270 -51.5 -55.4 63 3.9 -51.6 345 27 324.4 324.4 290.2 324.7 0.08 56 255 10493 -53.7 -56.6 70 2.9 -53.8 345 28 324.4 324.4 290.2 324.7 0.07 57 250 10620 -54.3 -59.3 54 5.0 -54.4 345 28 325.3 325.3 290.5 325.5 0.05 58 204 11898 -64.3 -70.3 44 6.0 -64.4 350 33 329.1 329.1 291.5 329.1 0.01 59 200 12020 -63.7 -69.7 44 6.0 -63.7 350 35 331.9 331.9 292.2 331.9 0.02 60 150 13800 -59.1 -84.1 3 25.0 -59.3 330 21 368.3 368.3 300.2 368.3 0.00 61 100 16330 -61.1 -87.1 2 26.0 -61.4 330 20 409.7 409.7 306.5 409.7 0.00 62 98 16456 -60.1 -87.1 2 27.0 -60.4 330 19 414.0 414.0 307.0 414.0 0.00 63 90 16984 -62.1 -87.1 2 25.0 -62.4 343 14 420.2 420.2 307.7 420.2 0.00 64 82 17563 -59.5 -86.5 2 27.0 -59.9 327 13 436.9 436.9 309.6 436.9 0.00 65 74 18202 -61.3 -87.3 2 26.0 -61.6 309 9 446.1 446.1 310.5 446.1 0.00 66 70 18550 -57.7 -86.7 1 29.0 -58.3 25 3 460.9 460.9 311.8 461.0 0.00 67 65 19016 -56.9 -85.9 1 29.0 -57.5 7 1 472.6 472.6 312.8 472.6 0.00 68 55 20065 -58.5 -87.5 1 29.0 -59.1 144 13 492.0 492.0 314.4 492.0 0.00 69 54 20180 -57.7 -86.7 1 29.0 -58.4 114 13 496.5 496.5 314.7 496.5 0.00 70 50 20660 -60.7 -87.7 2 27.0 -61.2 60 3 500.4 500.4 315.0 500.5 0.00 71 48 20913 -61.3 -88.3 2 27.0 -61.8 29 5 504.9 504.9 315.3 504.9 0.00 72 44 21456 -58.7 -87.7 1 29.0 -59.5 318 5 524.0 524.0 316.5 524.0 0.00 73 30 23880 -55.3 -86.3 1 31.0 -56.8 310 8 593.9 593.9 320.3 593.9 0.01 74 27 24553 -54.9 -85.9 1 31.0 -56.6 5 12 613.2 613.2 321.2 613.2 0.01 75 25 25043 -56.5 -86.5 1 30.0 -58.1 77 12 622.2 622.2 321.6 622.3 0.01 76 20 26470 -53.3 -85.3 1 32.0 -55.9 335 7 673.0 673.0 323.5 673.1 0.01 77 18 27151 -52.3 -85.3 1 33.0 -55.4 345 6 696.8 696.8 324.3 696.9 0.02 78 16 27920 -49.1 -83.1 1 34.0 -53.5 358 2 731.1 731.1 325.4 731.3 0.02 79 12 29815 -47.9 -82.9 1 35.0 -53.6 291 4 798.0 798.0 327.2 798.3 0.03 80 11 30396 -43.1 -80.1 1 37.0 -51.3 235 12 835.6 835.6 328.1 836.2 0.06 81 10 31040 -42.3 -80.3 1 38.0 -51.3 315 18 861.6 861.7 328.7 862.3 0.06 82 9.5 31386 -44.1 -81.1 1 37.0 -52.4 300 17 867.6 867.6 328.8 868.1 0.06 83 9.2 31602 -43.9 -80.9 1 37.0 -52.5 290 17 876.3 876.4 329.0 877.0 0.06 84 8.1 32469 -38.9 -78.9 1 40.0 -50.8 253 15 928.7 928.7 329.9 929.7 0.10 85 7.5 32996 -40.7 -79.7 1 39.0 -52.0 230 14 942.0 942.1 330.2 943.1 0.09 86 7.3 33181 -39.9 -79.9 1 40.0 -51.8 222 14 952.6 952.7 330.4 953.6 0.09 87 7.2 33276 -37.9 -78.9 1 41.0 -51.0 218 13 964.6 964.6 330.6 965.8 0.11 88 7.0 33470 -37.9 -78.9 1 41.0 -51.2 210 13 972.4 972.4 330.8 973.7 0.11 89 6.7 33772 -37.5 -78.5 1 41.0 -51.2 986.3 986.4 330.9 987.8 0.13 90 6.1 34425 -33.3 -76.3 1 43.0 -50.3 1031.2 1031.3 331.7 1033.6 0.20 TRP 204 11898 -64.3 -70.3 44 6.0 -64.4 350 33 329.1 329.1 291.5 329.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5615.00 m Freezing level: 639.60 mb = 3859.05 m = 12660.76 ft Wetbulb zero: 745.21 mb = 2624.56 m = 8610.65 ft Precipitable water: 0.65 inches Sfc-500 mean rel hum: 35.55 % Est. max temperature: 27.81 C = 82.05 F Sfc-Lift cond lev (LCL): 993.14 mb = 222.15 m = 728.84 ft T: 9.40 C 700-500 lapse rate: 5.93 C/km ThetaE index: 5.94 C Layer 925.0- 891.0 mb Conv cond level (CCL): 734.93 mb = 2737.16 m = 8980.08 ft Mean mixing ratio: 6.33 g/kg Conv temperature: 29.70 C = 85.46 F Cap Strength: 10.72 C Lifted Index: 11.26 C Risk: None Lifted Index @300 mb: 11.61 C Lifted Index @700 mb: 8.32 C Showalter Index: 7.74 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: 12.10 C K Index: 0.10 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.32 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 73.21 J/kg Max Up Vert Vel: 12.10 m/s Conv Inhibition (B-): 68715.53 J/kg Cap Strength: 10.46 C Lift Cond Lev (LCL): 879.07 mb = 1253.09 m = 4111.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 32 at 11 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 1019 3 40 3 -1.9 -2.3 | 208 8 3.7 6.8 1 1000 165 345 1 0.3 -1.0 | 216 10 5.9 8.2 2 984 305 185 4 0.3 4.0 | 204 14 6.0 13.1 3 949 610 320 4 2.6 -3.1 | 233 10 8.2 6.1 4 925 821 360 12 -0.0 -12.0 | 297 6 5.6 -2.9 5 915 914 360 11 -0.0 -11.0 | 288 6 5.6 -1.9 6 883 1219 20 19 -6.5 -17.9 | 6 9 -0.9 -8.7 7 851 1524 35 13 -7.5 -10.6 | 51 2 -1.8 -1.5 8 850 1537 35 14 -8.0 -11.5 | 46 3 -2.4 -2.3 9 820 1829 25 9 -3.8 -8.2 | 242 2 1.8 1.0 10 790 2134 25 7 -3.0 -6.3 | 224 4 2.7 2.8 11 762 2438 345 10 2.6 -9.7 | 274 8 8.2 -0.5 12 734 2743 355 12 1.0 -12.0 | 293 7 6.7 -2.8 13 707 3048 35 12 -6.9 -9.8 | 61 1 -1.3 -0.7 14 700 3131 25 13 -5.5 -11.8 | 357 3 0.1 -2.6 15 655 3658 5 16 -1.4 -15.9 | 328 8 4.2 -6.8 16 630 3962 360 21 -0.0 -21.0 | 335 13 5.6 -11.9 17 606 4267 360 20 -0.0 -20.0 | 333 12 5.6 -10.9 18 583 4572 5 19 -1.7 -18.9 | 338 11 4.0 -9.8 19 561 4877 350 19 3.3 -18.7 | 317 13 8.9 -9.6 20 539 5182 340 23 7.9 -21.6 | 313 18 13.5 -12.5 21 519 5486 360 21 -0.0 -21.0 | 335 13 5.6 -11.9 22 500 5780 335 20 8.5 -18.1 | 303 17 14.1 -9.0 23 479 6096 340 13 4.4 -12.2 | 287 11 10.1 -3.1 24 400 7430 330 22 11.0 -19.1 | 301 19 16.6 -9.9 25 389 7620 325 24 13.8 -19.7 | 298 22 19.4 -10.5 26 327 8839 330 28 14.0 -24.2 | 308 25 19.6 -15.1 27 313 9144 340 28 9.6 -26.3 | 318 23 15.2 -17.2 28 300 9430 345 26 6.7 -25.1 | 322 20 12.3 -16.0 29 285 9754 345 26 6.7 -25.1 | 322 20 12.3 -16.0 30 250 10620 345 28 7.2 -27.0 | 324 22 12.9 -17.9 31 204 11898 350 33 5.7 -32.5 | 334 26 11.4 -23.4 32 200 12020 350 35 6.1 -34.5 | 335 28 11.7 -25.3 33 195 12192 350 35 6.1 -34.5 | 335 28 11.7 -25.3 34 168 13106 340 26 8.9 -24.4 | 316 21 14.5 -15.3 35 160 13411 315 31 21.9 -21.9 | 295 30 27.5 -12.8 36 152 13716 340 25 8.6 -23.5 | 315 20 14.2 -14.4 37 150 13800 330 21 10.5 -18.2 | 299 18 16.1 -9.0 38 138 14326 310 21 16.1 -13.5 | 281 22 21.7 -4.4 39 125 14935 295 22 19.9 -9.3 | 270 26 25.6 -0.2 40 119 15240 310 23 17.6 -14.8 | 284 24 23.2 -5.6 41 108 15850 290 10 9.4 -3.4 | 249 16 15.0 5.7 42 103 16154 320 19 12.2 -14.6 | 287 19 17.8 -5.4 43 100 16330 330 20 10.0 -17.3 | 298 18 15.6 -8.2 44 98 16459 330 19 9.5 -16.5 | 296 17 15.1 -7.3 45 89 17069 345 13 3.4 -12.6 | 291 10 9.0 -3.4 46 85 17374 330 14 7.0 -12.1 | 283 13 12.6 -3.0 47 77 17983 320 10 6.4 -7.7 | 263 12 12.0 1.5 48 73 18288 305 8 6.6 -4.6 | 249 13 12.2 4.6 49 70 18550 25 3 -1.3 -2.7 | 214 8 4.4 6.4 50 63 19202 0 0 -0.0 -0.0 | 212 11 5.6 9.1 51 60 19507 180 10 0.0 10.0 | 196 20 5.6 19.1 52 57 19812 210 14 7.0 12.1 | 211 25 12.6 21.3 53 52 20422 50 12 -9.2 -7.7 | 112 4 -3.6 1.4 54 50 20660 60 3 -2.6 -1.5 | 202 8 3.0 7.6 55 49 20726 85 10 -10.0 -0.9 | 152 9 -4.3 8.3 56 47 21031 355 2 0.2 -2.0 | 219 9 5.8 7.1 57 45 21336 310 4 3.1 -2.6 | 233 11 8.7 6.6 58 39 22250 5 10 -0.9 -10.0 | 280 5 4.7 -0.8 59 37 22555 80 10 -9.8 -1.7 | 150 9 -4.2 7.4 60 32 23470 80 10 -9.8 -1.7 | 150 9 -4.2 7.4 61 30 23880 310 8 6.1 -5.1 | 251 12 11.7 4.0 62 28 24384 335 10 4.2 -9.1 | 270 10 9.8 0.1 63 26 24689 30 14 -7.0 -12.1 | 25 3 -1.4 -3.0 64 24 25298 110 10 -9.4 3.4 | 163 13 -3.8 12.6 65 23 25603 0 0 -0.0 -0.0 | 212 11 5.6 9.1 66 20 26470 335 7 3.0 -6.3 | 252 9 8.6 2.8 67 20 26518 320 10 6.4 -7.7 | 263 12 12.0 1.5 68 17 27432 355 5 0.4 -5.0 | 236 7 6.1 4.2 69 15 28346 0 0 -0.0 -0.0 | 212 11 5.6 9.1 70 14 28651 360 10 -0.0 -10.0 | 279 6 5.6 -0.9 71 14 28956 10 12 -2.1 -11.8 | 307 4 3.5 -2.7 72 13 29566 0 0 -0.0 -0.0 | 212 11 5.6 9.1 73 11 30175 205 10 4.2 9.1 | 208 21 9.8 18.2 74 10 31040 315 18 12.7 -12.7 | 281 19 18.3 -3.6 75 7 33470 210 13 6.5 11.3 | 211 24 12.1 20.4 Wind Parameters Mean winds (0-6000m): 1.6 at 14.3 knts Storm direction: 31.6 at 10.7 knts Shear (0-3000m) pos: 3.9 neg: 2.7 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 160.8 deg Storm rel helicity (0-3000m) pos: 80.1 neg: -12.9 tot: 67.2 m^2/s^2 ave: 22.4 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 5.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 2.02 Bulk Shear: 36.16 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 ------------------------------------------------------------------------------- 500 226 3 215 14| 0.0 6.5 6.5| 25.2 -11.6 13.7 27.3 0.27| 15.0 4.0 1000 351 6 242 7| 7.3 3.2 10.5| 50.7 -11.6 39.2 39.2 0.54| 15.4 8.2 1500 12 9 268 4| 5.4 2.2 7.6| 66.5 -11.6 55.0 36.7 0.59| 14.8 8.8 2000 18 10 269 3| 4.1 3.0 7.1| 66.5 -12.7 53.9 26.9 0.43| 12.7 5.5 2500 15 9 268 3| 3.3 3.3 6.6| 72.4 -12.9 59.5 23.8 0.45| 11.7 5.3 3000 12 10 276 4| 3.9 2.7 6.6| 80.1 -12.9 67.2 22.4 0.48| 11.4 5.5 4000 12 11 300 4| 2.9 2.9 5.8| 82.3 -16.1 66.2 16.6 0.38| 10.1 3.9 5000 7 13 313 5| 2.4 3.0 5.4| 84.6 -31.2 53.3 10.7 0.30| 9.0 2.7 6000 2 14 315 7| 2.4 2.8 5.2|105.4 -71.4 34.0 5.7 0.19| 9.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250429.12.gif