UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:0000Z 22 OCT 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 18.2 13.3 73 4.9 15.2 295 14 290.2 291.9 287.8 317.0 9.50 1 1006 73 16.6 12.0 74 4.6 13.8 301 13 289.3 290.8 286.7 314.0 8.78 2 1003 100 17.0 12.3 74 4.7 14.1 303 12 289.9 291.5 287.2 315.3 8.99 3 1000 126 16.8 12.4 75 4.4 14.1 305 12 290.0 291.6 287.3 315.6 9.08 4 976 333 15.4 12.0 80 3.4 13.3 355 9 290.6 292.2 287.5 316.2 9.06 5 974 350 15.6 11.5 77 4.1 13.1 1 9 290.9 292.5 287.3 315.8 8.78 6 973 359 16.4 11.5 73 4.9 13.4 4 9 291.8 293.4 287.7 316.8 8.79 7 972 368 17.8 10.8 64 7.0 13.6 7 8 293.3 294.8 287.9 317.4 8.39 8 971 377 20.0 9.0 49 11.0 13.5 9 8 295.6 297.0 287.8 317.2 7.43 9 970 385 21.6 8.6 43 13.0 13.9 12 8 297.3 298.6 288.2 318.5 7.24 10 966 421 22.8 7.8 38 15.0 13.9 24 7 298.9 300.1 288.5 319.2 6.88 11 925 797 19.8 6.8 43 13.0 12.3 120 6 299.6 300.8 288.5 319.4 6.71 12 920 844 19.4 7.4 46 12.0 12.4 124 8 299.6 300.9 288.9 320.4 7.03 13 896 1070 18.6 1.6 32 17.0 9.5 138 11 301.1 301.9 287.2 315.5 4.79 14 881 1215 19.0 -6.0 18 25.0 7.3 145 12 302.9 303.4 285.9 311.5 2.77 15 868 1342 18.6 -12.4 11 31.0 5.7 157 14 303.8 304.1 285.0 309.2 1.70 16 850 1521 17.2 -12.8 12 30.0 4.9 175 17 304.2 304.5 285.1 309.5 1.68 17 843 1591 16.6 -15.4 10 32.0 4.1 176 18 304.3 304.5 284.8 308.7 1.37 18 782 2225 12.6 -17.4 11 30.0 1.5 170 19 306.6 306.8 285.5 310.6 1.25 19 765 2409 11.4 -5.6 30 17.0 3.4 170 18 307.2 307.8 287.9 317.5 3.29 20 760 2464 11.2 -6.8 28 18.0 2.9 171 18 307.6 308.1 287.8 317.1 3.02 21 757 2497 11.8 -23.2 7 35.0 0.3 173 19 308.6 308.7 285.8 311.2 0.78 22 751 2563 12.2 -18.8 10 31.0 0.9 176 20 309.7 309.9 286.6 313.5 1.15 23 750 2575 12.2 -15.8 13 28.0 1.4 176 20 309.8 310.1 287.0 314.7 1.49 24 747 2608 12.0 -8.0 24 20.0 2.9 178 20 310.0 310.5 288.3 318.9 2.80 25 743 2653 11.4 -5.6 30 17.0 3.3 180 21 309.8 310.4 288.9 320.5 3.39 26 738 2709 10.8 1.8 54 9.0 5.8 183 21 309.7 310.8 291.2 328.0 5.91 27 713 2995 8.8 -5.2 37 14.0 2.1 185 22 310.6 311.3 289.4 322.1 3.64 28 700 3147 7.6 -5.4 39 13.0 1.4 185 22 310.9 311.6 289.5 322.5 3.65 29 690 3265 6.6 -5.4 42 12.0 0.9 179 20 311.1 311.8 289.6 322.8 3.70 30 683 3349 6.2 -8.8 33 15.0 -0.4 176 19 311.5 312.1 289.0 320.7 2.88 31 675 3445 5.2 -7.8 38 13.0 -0.6 178 18 311.5 312.1 289.2 321.5 3.15 32 669 3518 4.8 -10.2 33 15.0 -1.6 180 16 311.8 312.3 288.8 320.3 2.63 33 665 3567 4.2 -4.8 52 9.0 -0.1 182 16 311.7 312.4 290.1 324.4 4.03 34 662 3604 3.8 -4.2 56 8.0 -0.0 183 15 311.6 312.4 290.3 325.0 4.23 35 645 3815 2.4 -12.6 32 15.0 -3.6 187 16 312.4 312.8 288.6 319.7 2.25 36 642 3853 2.0 -11.0 37 13.0 -3.3 188 16 312.3 312.8 288.9 320.6 2.57 37 636 3928 1.6 -13.4 32 15.0 -4.2 189 17 312.7 313.1 288.6 319.7 2.14 38 632 3979 1.2 -12.8 34 14.0 -4.3 190 18 312.8 313.3 288.8 320.2 2.26 39 631 3992 0.8 -9.2 47 10.0 -3.4 190 18 312.5 313.1 289.4 322.2 3.02 40 626 4056 0.2 -8.8 51 9.0 -3.7 190 17 312.5 313.1 289.5 322.6 3.14 41 588 4554 -4.3 -12.3 54 8.0 -7.4 188 16 312.9 313.4 289.1 321.1 2.53 42 568 4826 -6.7 -14.7 53 8.0 -9.5 186 17 313.2 313.6 288.8 320.3 2.15 43 565 4867 -6.9 -17.9 41 11.0 -10.5 185 17 313.5 313.8 288.4 319.0 1.65 44 555 5006 -8.3 -18.3 44 10.0 -11.5 177 17 313.4 313.7 288.3 318.8 1.63 45 541 5205 -9.1 -30.1 16 21.0 -13.9 162 18 314.8 314.9 287.7 316.8 0.58 46 537 5262 -9.5 -23.5 31 14.0 -13.3 158 18 315.0 315.2 288.3 318.6 1.07 47 531 5349 -9.9 -26.9 24 17.0 -14.1 151 18 315.5 315.6 288.2 318.2 0.80 48 525 5436 -10.5 -36.5 10 26.0 -15.4 145 18 315.8 315.9 287.8 317.0 0.32 49 522 5481 -10.9 -28.9 21 18.0 -15.0 141 18 315.8 316.0 288.2 318.2 0.67 50 508 5689 -12.9 -24.9 36 12.0 -15.9 146 21 315.9 316.1 288.5 319.3 1.00 51 500 5810 -13.7 -28.7 27 15.0 -17.0 150 23 316.3 316.5 288.3 318.8 0.72 52 494 5902 -14.5 -34.5 17 20.0 -18.2 155 23 316.5 316.5 288.1 317.9 0.42 53 491 5948 -14.7 -37.7 12 23.0 -18.6 157 23 316.8 316.8 288.1 317.9 0.30 54 484 6056 -15.5 -31.5 24 16.0 -18.7 163 24 317.1 317.2 288.5 319.1 0.57 55 400 7470 -23.9 -38.9 24 15.0 -26.0 155 14 323.9 324.0 290.3 325.2 0.33 56 300 9490 -41.3 -52.3 29 11.0 -41.9 170 29 327.2 327.2 291.0 327.6 0.10 57 250 10710 -49.7 -62.7 20 13.0 -50.0 170 31 332.2 332.2 292.3 332.3 0.03 58 200 12140 -57.1 -70.1 18 13.0 -57.3 185 32 342.3 342.3 294.9 342.4 0.02 59 171 13124 -62.7 -73.7 21 11.0 -62.8 170 36 348.7 348.8 296.4 348.8 0.01 60 150 13940 -60.7 -81.7 5 21.0 -60.9 205 28 365.5 365.5 299.8 365.5 0.00 61 100 16420 -63.9 -86.9 3 23.0 -64.1 205 23 404.3 404.3 305.7 404.3 0.00 62 80 17776 -66.5 -87.5 4 21.0 -66.7 244 18 425.6 425.6 308.3 425.6 0.00 63 74 18250 -63.5 -88.5 2 25.0 -63.7 233 23 441.5 441.5 310.0 441.5 0.00 64 71 18503 -64.5 -88.5 2 24.0 -64.7 246 23 444.6 444.6 310.3 444.6 0.00 65 70 18590 -64.1 -89.1 2 25.0 -64.4 250 23 447.3 447.3 310.6 447.3 0.00 66 68 18768 -64.1 -89.1 2 25.0 -64.4 244 24 451.0 451.0 311.0 451.0 0.00 67 66 18952 -62.5 -88.5 2 26.0 -62.8 253 26 458.3 458.3 311.6 458.3 0.00 68 56 19963 -64.7 -89.7 2 25.0 -65.0 310 13 475.4 475.4 313.1 475.4 0.00 69 50 20660 -62.7 -89.7 1 27.0 -63.1 210 6 495.7 495.7 314.7 495.7 0.00 70 46 21175 -61.3 -89.3 1 28.0 -61.9 217 10 511.1 511.1 315.7 511.1 0.00 71 45 21311 -61.5 -89.5 1 28.0 -62.0 224 11 513.8 513.8 315.9 513.8 0.00 72 42 21741 -58.5 -87.5 1 29.0 -59.3 278 14 531.5 531.5 317.0 531.5 0.00 73 36 22706 -59.7 -88.7 1 29.0 -60.5 343 10 552.3 552.3 318.2 552.3 0.00 74 33 23249 -59.5 -88.5 1 29.0 -60.4 253 10 566.8 566.8 319.0 566.8 0.00 75 32 23442 -57.9 -87.9 1 30.0 -59.0 248 10 576.1 576.1 319.5 576.1 0.01 76 30 23850 -56.3 -87.3 1 31.0 -57.7 275 21 591.2 591.2 320.2 591.2 0.01 77 29 24066 -55.7 -86.7 1 31.0 -57.2 275 21 598.6 598.6 320.6 598.6 0.01 78 27 24522 -55.7 -86.7 1 31.0 -57.3 277 27 610.9 610.9 321.1 611.0 0.01 79 26 24762 -57.1 -87.1 1 30.0 -58.5 283 33 613.6 613.6 321.2 613.6 0.01 80 23 25545 -54.1 -86.1 1 32.0 -56.3 273 27 644.3 644.3 322.4 644.4 0.01 81 20 26440 -55.7 -86.7 1 31.0 -57.8 285 39 665.7 665.7 323.3 665.8 0.01 82 19 26766 -55.7 -86.7 1 31.0 -57.9 282 36 675.5 675.5 323.6 675.6 0.01 83 17 27479 -52.1 -85.1 1 33.0 -55.4 281 37 708.9 708.9 324.7 709.0 0.02 84 15 28290 -51.1 -85.1 1 34.0 -55.0 270 43 738.1 738.1 325.6 738.2 0.02 85 14 28738 -51.1 -85.1 1 34.0 -55.2 273 45 752.8 752.8 326.0 752.9 0.02 86 14 28738 -51.9 -84.9 1 33.0 -55.7 273 45 750.1 750.1 326.0 750.2 0.02 87 11 30301 -51.3 -84.3 1 33.0 -56.0 279 35 805.8 805.8 327.4 806.1 0.03 88 11 30301 -50.1 -85.1 1 35.0 -55.2 279 35 810.1 810.2 327.5 810.4 0.03 89 10 30920 -52.3 -85.3 1 33.0 -56.9 270 33 824.3 824.3 327.8 824.6 0.03 90 8.6 31898 -51.1 -85.1 1 34.0 -56.6 865.3 865.4 328.7 865.6 0.03 TRP 171 13124 -62.7 -73.7 21 11.0 -62.8 170 36 348.7 348.8 296.4 348.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5684.00 m Freezing level: 624.31 mb = 4077.93 m = 13378.88 ft Wetbulb zero: 685.07 mb = 3324.15 m = 10905.88 ft Precipitable water: 0.75 inches Sfc-500 mean rel hum: 35.67 % Est. max temperature: 31.95 C = 89.50 F Sfc-Lift cond lev (LCL): 942.82 mb = 631.73 m = 2072.57 ft T: 21.12 C 700-500 lapse rate: 8.00 C/km ThetaE index: 11.19 C Layer 896.0- 850.0 mb Conv cond level (CCL): 663.88 mb = 3580.97 m = 11748.44 ft Mean mixing ratio: 7.74 g/kg Conv temperature: 39.74 C = 103.54 F Cap Strength: 9.48 C Lifted Index: 3.86 C Risk: None Lifted Index @300 mb: 6.96 C Lifted Index @700 mb: 8.05 C Showalter Index: 8.90 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 30.90 C Cross Totals Index: 0.90 C K Index: 5.10 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.50 J/kg Max Up Vert Vel: 11.45 m/s Conv Inhibition (B-): 52215.89 J/kg Cap Strength: 9.18 C Lift Cond Lev (LCL): 833.59 mb = 1686.14 m = 5531.89 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 204 at 12 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 3 295 14 12.7 -5.9 | 336 19 7.7 -17.3 1 1000 126 305 12 9.8 -6.9 | 345 19 4.9 -18.3 2 979 305 345 10 2.6 -9.7 | 6 21 -2.4 -21.0 3 945 610 85 2 -2.0 -0.2 | 31 13 -6.9 -11.6 4 925 797 120 6 -5.2 3.0 | 50 13 -10.1 -8.4 5 912 914 130 10 -7.7 6.4 | 69 14 -12.6 -4.9 6 880 1219 145 12 -6.9 9.8 | 83 12 -11.8 -1.5 7 850 1521 175 17 -1.5 16.9 | 131 8 -6.4 5.6 8 850 1524 175 17 -1.5 16.9 | 131 8 -6.4 5.6 9 819 1829 180 22 0.0 22.0 | 155 12 -4.9 10.6 10 790 2134 170 20 -3.5 19.7 | 135 12 -8.4 8.3 11 762 2438 170 18 -3.1 17.7 | 128 10 -8.1 6.4 12 735 2743 185 22 1.9 21.9 | 164 11 -3.0 10.5 13 700 3147 185 22 1.9 21.9 | 164 11 -3.0 10.5 14 682 3353 175 19 -1.7 18.9 | 139 10 -6.6 7.6 15 656 3658 185 14 1.2 13.9 | 125 5 -3.7 2.6 16 631 3962 190 18 3.1 17.7 | 164 7 -1.8 6.4 17 608 4267 190 15 2.6 14.8 | 145 4 -2.3 3.4 18 563 4877 185 17 1.5 16.9 | 148 7 -3.5 5.6 19 521 5486 140 18 -11.6 13.8 | 98 17 -16.5 2.4 20 500 5810 150 23 -11.5 19.9 | 117 19 -16.4 8.5 21 481 6096 165 24 -6.2 23.2 | 137 16 -11.2 11.8 22 462 6401 165 31 -8.0 29.9 | 145 23 -13.0 18.6 23 425 7010 145 16 -9.2 13.1 | 97 14 -14.1 1.7 24 408 7315 155 10 -4.2 9.1 | 76 9 -9.2 -2.3 25 400 7470 155 14 -5.9 12.7 | 97 11 -10.9 1.3 26 392 7620 155 14 -5.9 12.7 | 97 11 -10.9 1.3 27 329 8839 165 32 -8.3 30.9 | 146 24 -13.2 19.5 28 315 9144 165 27 -7.0 26.1 | 141 19 -11.9 14.7 29 300 9490 170 29 -5.0 28.6 | 150 20 -10.0 17.2 30 263 10363 160 18 -6.2 16.9 | 117 12 -11.1 5.5 31 250 10710 170 31 -5.4 30.5 | 152 22 -10.3 19.2 32 208 11887 185 43 3.7 42.8 | 178 31 -1.2 31.5 33 200 12140 185 32 2.8 31.9 | 174 21 -2.2 20.5 34 198 12192 185 32 2.8 31.9 | 174 21 -2.2 20.5 35 180 12802 165 26 -6.7 25.1 | 140 18 -11.7 13.7 36 171 13124 170 36 -6.3 35.5 | 155 27 -11.2 24.1 37 163 13411 175 43 -3.7 42.8 | 165 33 -8.7 31.5 38 150 13940 205 28 11.8 25.4 | 206 16 6.9 14.0 39 141 14326 205 27 11.4 24.5 | 206 15 6.5 13.1 40 134 14630 200 16 5.5 15.0 | 188 4 0.5 3.7 41 127 14935 145 13 -7.5 10.6 | 87 12 -12.4 -0.7 42 121 15240 180 23 0.0 23.0 | 157 13 -4.9 11.6 43 115 15545 215 29 16.6 23.8 | 223 17 11.7 12.4 44 110 15850 225 26 18.4 18.4 | 242 15 13.4 7.0 45 100 16420 205 23 9.7 20.8 | 207 11 4.8 9.5 46 95 16764 205 23 9.7 20.8 | 207 11 4.8 9.5 47 90 17069 235 22 18.0 12.6 | 265 13 13.1 1.2 48 85 17374 230 21 16.1 13.5 | 259 11 11.1 2.1 49 81 17678 255 18 17.4 4.7 | 298 14 12.4 -6.7 50 77 17983 220 19 12.2 14.6 | 246 8 7.3 3.2 51 74 18288 235 24 19.7 13.8 | 261 15 14.7 2.4 52 70 18590 250 23 21.6 7.9 | 282 17 16.7 -3.5 53 70 18593 235 23 18.8 13.2 | 263 14 13.9 1.8 54 63 19202 265 28 27.9 2.4 | 291 25 22.9 -8.9 55 60 19507 280 20 19.7 -3.5 | 315 21 14.7 -14.8 56 57 19812 315 15 10.6 -10.6 | 346 23 5.7 -22.0 57 55 20117 305 11 9.0 -6.3 | 347 18 4.1 -17.7 58 52 20422 245 21 19.0 8.9 | 280 14 14.1 -2.5 59 50 20660 210 6 3.0 5.2 | 17 6 -1.9 -6.2 60 49 20726 260 11 10.8 1.9 | 328 11 5.9 -9.5 61 47 21031 210 10 5.0 8.7 | 359 3 0.1 -2.7 62 45 21336 225 11 7.8 7.8 | 322 5 2.8 -3.6 63 43 21641 260 12 11.8 2.1 | 324 12 6.9 -9.3 64 41 21946 310 17 13.0 -10.9 | 340 24 8.1 -22.3 65 39 22250 280 11 10.8 -1.9 | 336 15 5.9 -13.3 66 37 22555 340 11 3.8 -10.3 | 3 22 -1.2 -21.7 67 35 22860 345 10 2.6 -9.7 | 6 21 -2.4 -21.0 68 33 23165 255 10 9.7 2.6 | 332 10 4.7 -8.8 69 30 23774 240 10 8.7 5.0 | 330 7 3.7 -6.4 70 30 23850 275 21 20.9 -1.8 | 310 21 16.0 -13.2 71 29 24079 275 21 20.9 -1.8 | 310 21 16.0 -13.2 72 28 24384 270 22 22.0 -0.0 | 304 20 17.1 -11.4 73 26 24689 285 34 32.8 -8.8 | 306 34 27.9 -20.2 74 24 25298 270 24 24.0 -0.0 | 301 22 19.1 -11.4 75 20 26440 285 39 37.7 -10.1 | 303 39 32.7 -21.5 76 20 26518 265 33 32.9 2.9 | 287 29 27.9 -8.5 77 19 26822 285 37 35.7 -9.6 | 304 37 30.8 -21.0 78 17 27432 285 36 34.8 -9.3 | 305 36 29.8 -20.7 79 16 27737 265 41 40.8 3.6 | 282 37 35.9 -7.8 80 14 28956 275 46 45.8 -4.0 | 291 44 40.9 -15.4 81 12 29566 290 38 35.7 -13.0 | 308 39 30.8 -24.4 82 10 30920 270 33 33.0 -0.0 | 292 30 28.1 -11.4 Wind Parameters Mean winds (0-6000m): 173.5 at 16.5 knts Storm direction: 203.5 at 12.4 knts Shear (0-3000m) pos: 5.4 neg: 0.4 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): -171.9 deg Storm rel helicity (0-3000m) pos: 190.3 neg: -15.0 tot: 175.3 m^2/s^2 ave: 58.4 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 7.7 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.74 Bulk Shear: 88.63 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 ------------------------------------------------------------------------------- 500 326 10 358 20| 17.1 0.0 17.1| 98.3 0.0 98.3 196.7 0.92| 21.2 19.5 1000 349 8 10 20| 12.5 0.0 12.5|132.9 0.0 132.9 132.9 0.86| 17.3 14.8 1500 145 10 72 11| 9.2 0.0 9.2|161.2 0.0 161.2 107.5 0.87| 15.3 13.3 2000 168 12 95 7| 7.8 0.0 7.8|172.6 -6.4 166.2 83.1 0.79| 13.4 10.6 2500 169 14 106 8| 6.3 0.4 6.7|175.9 -15.0 160.9 64.4 0.70| 11.7 8.1 3000 174 15 118 8| 5.4 0.4 5.8|190.3 -15.0 175.3 58.4 0.72| 10.6 7.7 4000 177 16 127 7| 4.1 1.0 5.1|194.6 -29.2 165.4 41.4 0.56| 9.6 5.4 5000 180 16 132 7| 3.2 1.0 4.3|194.9 -35.0 159.8 32.0 0.47| 8.5 4.0 6000 174 17 127 8| 3.3 1.7 5.1|238.9 -58.3 180.6 30.1 0.40| 8.9 3.5 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251022.00.gif