UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:0000Z 2 MAY 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 1014 3 15.4 9.4 67 6.0 12.0 285 14 287.4 288.7 284.5 307.9 7.31 1 1007 61 12.6 9.3 80 3.3 10.7 287 14 285.2 286.5 283.6 305.5 7.31 2 1004 86 12.2 9.2 82 3.0 10.5 289 15 285.0 286.3 283.5 305.3 7.28 3 1000 119 12.2 9.3 82 2.9 10.6 290 15 285.4 286.6 283.7 305.8 7.36 4 999 127 12.0 9.1 82 2.9 10.4 291 15 285.2 286.5 283.6 305.4 7.27 5 981 279 11.0 7.3 78 3.7 9.0 303 13 285.7 286.9 283.0 304.0 6.54 6 972 356 11.0 6.0 71 5.0 8.3 298 12 286.5 287.5 282.8 303.4 6.03 7 970 373 11.8 4.8 62 7.0 8.2 296 11 287.4 288.4 282.7 303.2 5.56 8 966 408 12.6 6.6 67 6.0 9.3 291 11 288.6 289.7 284.0 306.5 6.33 9 957 487 13.0 7.0 67 6.0 9.7 281 9 289.8 290.9 284.7 308.5 6.57 10 951 540 14.2 4.2 51 10.0 8.9 274 8 291.5 292.5 284.2 307.2 5.44 11 946 584 13.8 2.8 47 11.0 8.2 268 7 291.5 292.4 283.7 305.9 4.95 12 943 611 15.0 -3.0 29 18.0 6.6 265 6 293.0 293.6 282.4 302.6 3.25 13 940 638 15.6 -3.4 27 19.0 6.8 266 6 293.9 294.5 282.7 303.3 3.16 14 937 665 16.8 -1.2 29 18.0 8.0 267 6 295.4 296.1 284.0 306.5 3.73 15 934 692 17.0 2.0 36 15.0 9.2 268 7 295.9 296.7 285.2 309.8 4.73 16 932 711 17.2 6.2 48 11.0 11.0 268 7 296.3 297.4 287.1 314.9 6.38 17 925 775 18.2 4.2 39 14.0 10.5 270 7 297.9 298.9 286.9 314.4 5.59 18 918 840 18.4 3.4 37 15.0 10.2 275 6 298.8 299.7 286.9 314.6 5.32 19 907 943 17.6 7.6 52 10.0 11.7 275 5 299.0 300.3 288.8 320.3 7.23 20 899 1019 18.0 3.0 37 15.0 9.8 263 5 300.2 301.1 287.4 315.9 5.28 21 896 1048 17.8 1.8 34 16.0 9.3 258 5 300.2 301.1 287.0 314.8 4.86 22 883 1172 17.2 5.2 45 12.0 10.4 238 6 300.9 302.0 288.6 319.6 6.29 23 863 1367 15.8 0.8 36 15.0 7.9 259 6 301.4 302.2 287.3 315.6 4.70 24 857 1427 15.2 3.2 45 12.0 8.6 271 6 301.4 302.4 288.2 318.2 5.62 25 852 1476 15.2 0.2 36 15.0 7.4 281 6 301.9 302.7 287.3 315.6 4.55 26 850 1496 15.0 1.0 39 14.0 7.6 285 6 301.9 302.7 287.6 316.5 4.84 27 848 1516 14.8 1.8 41 13.0 7.9 285 6 301.9 302.8 287.9 317.3 5.14 28 838 1616 14.6 -6.4 23 21.0 5.0 285 4 302.7 303.2 285.8 311.4 2.82 29 830 1697 14.0 2.0 44 12.0 7.5 285 3 302.9 303.9 288.4 319.0 5.33 30 817 1830 13.2 1.2 44 12.0 6.8 285 1 303.4 304.3 288.3 318.9 5.11 31 788 2133 10.8 -2.2 40 13.0 4.4 7 3 304.0 304.7 287.6 316.6 4.13 32 773 2292 9.2 -1.8 46 11.0 3.8 17 3 303.9 304.7 287.8 317.2 4.33 33 764 2389 8.6 -4.4 39 13.0 2.5 22 2 304.3 305.0 287.2 315.4 3.61 34 759 2444 7.8 -3.2 46 11.0 2.5 25 2 304.0 304.7 287.5 316.2 3.98 35 735 2708 5.6 -7.4 39 13.0 -0.0 55 3 304.4 305.0 286.6 313.7 2.98 36 702 3081 1.8 -9.2 44 11.0 -2.7 55 5 304.2 304.7 286.3 312.7 2.71 37 700 3104 1.8 -9.2 44 11.0 -2.7 55 5 304.5 305.0 286.4 313.0 2.72 38 696 3150 1.4 -12.6 34 14.0 -3.8 55 5 304.5 304.9 285.7 311.1 2.08 39 686 3266 0.6 -13.4 34 14.0 -4.6 56 6 304.9 305.3 285.8 311.2 1.98 40 684 3289 0.4 -13.6 34 14.0 -4.7 57 6 304.9 305.3 285.7 311.1 1.95 41 682 3313 1.4 -26.6 10 28.0 -6.2 57 6 306.3 306.4 284.7 308.5 0.64 42 680 3336 1.8 -31.2 7 33.0 -6.4 57 7 307.0 307.1 284.7 308.4 0.42 43 677 3372 1.8 -32.2 6 34.0 -6.4 57 7 307.4 307.5 284.8 308.7 0.38 44 672 3431 1.8 -36.2 4 38.0 -6.7 58 7 308.1 308.1 284.9 309.0 0.26 45 650 3699 0.8 -33.2 6 34.0 -7.2 60 9 309.9 309.9 285.7 311.1 0.36 46 613 4165 -3.1 -25.1 16 22.0 -9.1 64 6 310.6 310.8 286.5 313.4 0.81 47 590 4465 -5.1 -29.1 13 24.0 -10.9 74 7 311.7 311.8 286.6 313.7 0.58 48 583 4559 -4.5 -34.5 8 30.0 -11.0 79 8 313.5 313.5 287.0 314.7 0.35 49 552 4987 -6.5 -38.5 6 32.0 -12.7 86 13 316.0 316.1 287.8 317.0 0.25 50 529 5317 -8.7 -44.7 4 36.0 -14.6 73 17 317.3 317.3 288.0 317.8 0.13 51 528 5332 -8.9 -44.9 4 36.0 -14.7 74 17 317.2 317.2 288.0 317.7 0.13 52 500 5750 -12.3 -44.3 5 32.0 -17.1 75 21 318.0 318.1 288.3 318.6 0.15 53 464 6316 -16.9 -44.9 7 28.0 -20.7 63 17 319.2 319.2 288.6 319.8 0.15 54 430 6882 -22.1 -44.1 12 22.0 -24.8 56 15 319.6 319.6 288.8 320.3 0.18 55 400 7410 -26.3 -49.3 10 23.0 -28.4 50 18 320.8 320.8 289.1 321.2 0.11 56 300 9420 -42.7 -56.7 20 14.0 -43.3 45 29 325.2 325.2 290.4 325.4 0.06 57 250 10630 -51.5 -62.5 26 11.0 -51.7 40 23 329.5 329.5 291.6 329.6 0.03 58 200 12040 -62.7 -68.7 44 6.0 -62.8 25 22 333.5 333.5 292.7 333.5 0.02 59 190 12358 -64.9 -69.5 53 4.6 -65.0 40 21 334.9 334.9 293.0 334.9 0.02 60 150 13840 -57.3 -84.3 2 27.0 -57.6 45 7 371.4 371.4 300.8 371.4 0.00 61 100 16360 -64.5 -87.5 3 23.0 -64.7 345 11 403.1 403.1 305.6 403.1 0.00 62 71 18462 -61.7 -87.7 2 26.0 -62.0 272 7 450.6 450.6 310.9 450.6 0.00 63 70 18550 -62.5 -87.5 2 25.0 -62.8 290 7 450.7 450.7 310.9 450.7 0.00 64 68 18728 -62.7 -87.7 2 25.0 -63.0 289 11 454.0 454.0 311.3 454.0 0.00 65 60 19502 -59.7 -86.7 2 27.0 -60.2 340 3 477.2 477.2 313.2 477.3 0.00 66 50 20640 -59.3 -87.3 1 28.0 -59.9 165 3 503.7 503.7 315.2 503.8 0.00 67 47 21027 -60.1 -87.1 2 27.0 -60.7 235 5 510.8 510.8 315.7 510.8 0.00 68 42 21735 -57.3 -86.3 1 29.0 -58.2 79 4 534.4 534.4 317.2 534.5 0.01 69 39 22202 -59.5 -87.5 1 28.0 -60.3 100 13 540.3 540.3 317.5 540.4 0.00 70 30 23850 -58.3 -87.3 1 29.0 -59.4 5 9 585.7 585.7 319.9 585.7 0.01 71 28 24285 -57.1 -87.1 1 30.0 -58.5 1 8 600.7 600.7 320.6 600.8 0.01 72 26 24757 -53.7 -85.7 1 32.0 -55.8 353 8 623.2 623.2 321.6 623.3 0.01 73 25 25011 -51.7 -83.7 1 32.0 -54.2 348 7 636.0 636.0 322.2 636.1 0.01 74 23 25552 -50.7 -82.7 1 32.0 -53.7 337 7 654.3 654.3 322.9 654.4 0.02 75 20 26460 -51.9 -83.9 1 32.0 -54.8 320 6 677.3 677.3 323.7 677.4 0.02 76 20 26460 -51.7 -83.7 1 32.0 -54.7 320 6 677.9 677.9 323.7 678.1 0.02 77 18 27142 -53.1 -84.1 1 31.0 -55.9 243 4 694.2 694.3 324.3 694.4 0.02 78 17 27515 -48.7 -82.7 1 34.0 -53.0 267 7 719.8 719.8 325.1 720.0 0.03 79 15 28342 -46.7 -80.7 1 34.0 -52.1 280 11 752.7 752.7 326.0 753.0 0.04 80 14 28799 -48.1 -81.1 1 33.0 -53.2 268 12 762.9 763.0 326.3 763.3 0.04 81 12 29819 -46.5 -80.5 1 34.0 -52.8 204 6 803.0 803.0 327.3 803.5 0.05 82 10 31040 -42.9 -78.9 1 36.0 -51.6 280 21 859.4 859.5 328.6 860.2 0.08 83 9.7 31245 -43.5 -79.5 1 36.0 -52.0 280 21 864.7 864.7 328.7 865.4 0.07 84 9.1 31675 -42.3 -79.3 1 37.0 -51.7 280 21 885.2 885.2 329.1 886.1 0.08 85 8.9 31825 -42.9 -78.9 1 36.0 -52.1 280 21 888.5 888.6 329.2 889.5 0.09 86 7.9 32640 -36.1 -76.1 1 40.0 -49.8 280 21 946.5 946.6 330.3 948.3 0.16 87 7.4 33095 -35.5 -76.5 1 41.0 -49.9 280 21 966.8 966.9 330.7 968.6 0.16 88 7.0 33480 -36.9 -76.9 1 40.0 -50.7 280 21 976.5 976.6 330.8 978.3 0.16 89 6.8 33681 -36.7 -76.7 1 40.0 -50.8 985.5 985.6 330.9 987.4 0.17 TRP 190 12358 -64.9 -69.5 53 4.6 -65.0 40 21 334.9 334.9 293.0 334.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5631.00 m Freezing level: 642.41 mb = 3794.12 m = 12447.73 ft Wetbulb zero: 735.36 mb = 2703.60 m = 8869.96 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 29.02 % Est. max temperature: 29.41 C = 84.94 F Sfc-Lift cond lev (LCL): 926.79 mb = 758.52 m = 2488.56 ft T: 17.94 C 700-500 lapse rate: 5.33 C/km ThetaE index: 5.83 C Layer 951.0- 940.0 mb Conv cond level (CCL): 693.19 mb = 3182.47 m = 10441.03 ft Mean mixing ratio: 6.02 g/kg Conv temperature: 32.70 C = 90.86 F Cap Strength: 11.91 C Lifted Index: 11.65 C Risk: None Lifted Index @300 mb: 12.71 C Lifted Index @700 mb: 7.17 C Showalter Index: 6.08 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 13.30 C K Index: 17.30 Risk: < 20 % chance of thunderstorms Sweat Index: 45.00 Risk: None Energy Index: 0.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.89 J/kg Max Up Vert Vel: 11.22 m/s Conv Inhibition (B-): 62049.84 J/kg Cap Strength: 11.86 C Lift Cond Lev (LCL): 851.59 mb = 1480.18 m = 4856.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 88 at 6 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 1014 3 285 14 13.5 -3.6 | 280 20 19.8 -3.4 1 1000 119 290 15 14.1 -5.1 | 283 21 20.4 -4.9 2 978 305 305 13 10.6 -7.5 | 293 18 17.0 -7.2 3 943 610 265 6 6.0 0.5 | 266 12 12.3 0.8 4 925 775 270 7 7.0 -0.0 | 269 13 13.3 0.2 5 910 914 280 5 4.9 -0.9 | 273 11 11.2 -0.6 6 878 1219 230 6 4.6 3.9 | 249 12 10.9 4.1 7 850 1496 285 6 5.8 -1.6 | 276 12 12.1 -1.3 8 817 1829 285 1 1.0 -0.3 | 270 7 7.3 -0.0 9 787 2134 10 3 -0.5 -3.0 | 295 6 5.8 -2.7 10 759 2438 25 2 -0.8 -1.8 | 286 6 5.5 -1.6 11 731 2743 60 3 -2.6 -1.5 | 289 4 3.7 -1.3 12 700 3104 55 5 -4.1 -2.9 | 320 3 2.2 -2.6 13 652 3658 60 9 -7.8 -4.5 | 19 5 -1.5 -4.3 14 604 4267 65 5 -4.5 -2.1 | 316 3 1.8 -1.9 15 559 4877 95 12 -12.0 1.0 | 103 6 -5.6 1.3 16 537 5182 65 15 -13.6 -6.3 | 50 9 -7.3 -6.1 17 517 5486 85 19 -18.9 -1.7 | 84 13 -12.6 -1.4 18 500 5750 75 21 -20.3 -5.4 | 70 15 -14.0 -5.2 19 477 6096 70 17 -16.0 -5.8 | 60 11 -9.6 -5.6 20 458 6401 60 17 -14.7 -8.5 | 45 12 -8.4 -8.3 21 422 7010 55 15 -12.3 -8.6 | 35 10 -6.0 -8.4 22 400 7410 50 18 -13.8 -11.6 | 33 14 -7.5 -11.3 23 388 7620 50 17 -13.0 -10.9 | 32 13 -6.7 -10.7 24 341 8534 35 24 -13.8 -19.7 | 21 21 -7.4 -19.4 25 312 9144 40 29 -18.6 -22.2 | 29 25 -12.3 -22.0 26 300 9420 45 29 -20.5 -20.5 | 35 25 -14.2 -20.3 27 299 9449 45 32 -22.6 -22.6 | 36 28 -16.3 -22.4 28 260 10363 45 26 -18.4 -18.4 | 34 22 -12.1 -18.2 29 250 10630 40 23 -14.8 -17.6 | 26 19 -8.5 -17.4 30 226 11278 30 17 -8.5 -14.7 | 9 15 -2.2 -14.5 31 205 11887 20 20 -6.8 -18.8 | 2 19 -0.5 -18.6 32 200 12040 25 22 -9.3 -19.9 | 9 20 -3.0 -19.7 33 190 12358 40 21 -13.5 -16.1 | 24 17 -7.2 -15.9 34 186 12497 40 23 -14.8 -17.6 | 26 19 -8.5 -17.4 35 177 12802 30 26 -13.0 -22.5 | 17 23 -6.7 -22.3 36 169 13106 60 21 -18.2 -10.5 | 49 16 -11.9 -10.3 37 161 13411 45 6 -4.2 -4.2 | 333 5 2.1 -4.0 38 153 13716 10 10 -1.7 -9.8 | 334 11 4.6 -9.6 39 150 13840 45 7 -4.9 -4.9 | 344 5 1.4 -4.7 40 146 14021 40 10 -6.4 -7.7 | 1 7 -0.1 -7.4 41 139 14326 295 1 0.9 -0.4 | 272 7 7.2 -0.2 42 132 14630 310 14 10.7 -9.0 | 297 19 17.0 -8.8 43 126 14935 310 25 19.2 -16.1 | 302 30 25.5 -15.8 44 120 15240 330 28 14.0 -24.2 | 320 31 20.3 -24.0 45 114 15545 25 16 -6.8 -14.5 | 2 14 -0.4 -14.3 46 109 15850 30 10 -5.0 -8.7 | 351 9 1.3 -8.4 47 103 16154 260 11 10.8 1.9 | 263 17 17.2 2.1 48 100 16360 345 11 2.8 -10.6 | 319 14 9.2 -10.4 49 98 16459 325 13 7.5 -10.6 | 307 17 13.8 -10.4 50 94 16764 345 11 2.8 -10.6 | 319 14 9.2 -10.4 51 73 18288 235 8 6.6 4.6 | 249 14 12.9 4.8 52 70 18550 290 7 6.6 -2.4 | 280 13 12.9 -2.2 53 70 18593 280 12 11.8 -2.1 | 276 18 18.1 -1.9 54 57 19812 0 0 -0.0 -0.0 | 268 6 6.3 0.2 55 52 20422 280 11 10.8 -1.9 | 276 17 17.2 -1.7 56 50 20640 165 3 -0.8 2.9 | 241 6 5.5 3.1 57 45 21336 290 6 5.6 -2.1 | 279 12 12.0 -1.8 58 43 21641 70 1 -0.9 -0.3 | 271 5 5.4 -0.1 59 41 21946 100 10 -9.8 1.7 | 119 4 -3.5 2.0 60 39 22250 100 14 -13.8 2.4 | 110 8 -7.5 2.7 61 37 22555 215 10 5.7 8.2 | 235 15 12.1 8.4 62 35 22860 225 11 7.8 7.8 | 240 16 14.1 8.0 63 30 23850 5 9 -0.8 -9.0 | 328 10 5.5 -8.7 64 28 24384 360 8 -0.0 -8.0 | 321 10 6.3 -7.8 65 20 26460 320 6 3.9 -4.6 | 293 11 10.2 -4.4 66 20 26518 215 1 0.6 0.8 | 261 7 6.9 1.0 67 17 27432 255 6 5.8 1.6 | 262 12 12.1 1.8 68 16 27737 290 10 9.4 -3.4 | 281 16 15.7 -3.2 69 16 28042 305 10 8.2 -5.7 | 291 16 14.5 -5.5 70 15 28346 280 11 10.8 -1.9 | 276 17 17.2 -1.7 71 14 28956 265 12 12.0 1.0 | 266 18 18.3 1.3 72 12 29566 180 3 0.0 3.0 | 243 7 6.3 3.2 73 11 30175 235 10 8.2 5.7 | 248 16 14.5 6.0 74 10 31040 280 21 20.7 -3.6 | 277 27 27.0 -3.4 75 7 33480 280 21 20.7 -3.6 | 277 27 27.0 -3.4 Wind Parameters Mean winds (0-6000m): 57.9 at 8.4 knts Storm direction: 87.9 at 6.3 knts Shear (0-3000m) pos: 1.6 neg: 1.6 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 30.6 deg Storm rel helicity (0-3000m) pos: 53.0 neg: -47.3 tot: 5.7 m^2/s^2 ave: 1.9 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 0.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.33 Bulk Shear: 47.27 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 ------------------------------------------------------------------------------- 500 294 13 285 19| 0.0 5.8 5.8| 24.4 -24.0 0.4 0.8 -0.07| 12.6 -0.9 1000 288 10 280 16| 0.0 4.7 4.7| 28.8 -34.0 -5.2 -5.2 -0.13| 9.7 -1.3 1500 280 8 275 15| 0.7 3.2 3.8| 45.9 -44.1 1.8 1.2 -0.01| 9.5 -0.1 2000 281 7 275 13| 1.3 2.4 3.6| 49.1 -46.3 2.8 1.4 0.01| 8.7 0.1 2500 287 6 277 12| 1.4 1.9 3.3| 51.5 -47.3 4.2 1.7 0.03| 7.6 0.2 3000 293 6 280 12| 1.6 1.6 3.2| 53.0 -47.3 5.7 1.9 0.06| 6.8 0.4 4000 332 6 299 10| 1.5 1.2 2.7| 57.0 -48.6 8.4 2.1 0.11| 5.9 0.7 5000 23 6 326 7| 1.9 0.9 2.9| 60.8 -53.2 7.6 1.5 0.13| 6.0 0.8 6000 58 8 11 4| 2.1 0.5 2.6| 77.7 -77.8 -0.1 -0.0 0.07| 6.5 0.4 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250502.00.gif