UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 3 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 1015 3 11.2 9.6 90 1.6 10.3 290 12 283.1 284.4 282.8 303.5 7.40 1 1000 129 10.2 9.4 95 0.8 9.7 265 12 283.4 284.6 282.9 303.8 7.41 2 984 263 9.0 9.0 100 0.0 9.0 261 10 283.5 284.7 282.8 303.7 7.33 3 949 563 7.8 7.4 97 0.4 7.6 294 8 285.2 286.4 283.1 304.2 6.81 4 942 624 10.0 6.3 78 3.7 8.0 300 9 288.0 289.1 283.8 306.0 6.36 5 932 713 11.0 6.1 72 4.9 8.3 300 18 289.9 291.1 284.5 308.0 6.34 6 925 776 10.8 5.9 72 4.9 8.2 300 24 290.4 291.5 284.7 308.3 6.30 7 906 949 11.4 5.4 67 6.0 8.2 299 24 292.7 293.8 285.5 310.6 6.21 8 892 1079 11.0 4.0 62 7.0 7.3 295 23 293.6 294.6 285.4 310.2 5.72 9 873 1259 9.6 3.6 66 6.0 6.5 289 21 293.9 295.0 285.5 310.5 5.68 10 869 1297 10.4 2.4 58 8.0 6.3 289 20 295.2 296.1 285.5 310.5 5.24 11 862 1364 10.6 1.6 54 9.0 6.0 287 18 296.1 297.0 285.6 310.7 4.98 12 850 1481 10.2 1.2 54 9.0 5.6 285 14 296.8 297.7 285.8 311.4 4.91 13 835 1629 9.6 -0.4 50 10.0 4.6 277 11 297.7 298.5 285.7 311.0 4.45 14 811 1871 8.2 0.2 57 8.0 4.2 258 8 298.7 299.6 286.4 313.0 4.79 15 771 2287 6.0 -5.0 45 11.0 1.1 250 9 300.7 301.3 285.7 311.1 3.42 16 766 2340 5.4 -4.6 48 10.0 0.9 252 8 300.6 301.3 285.8 311.4 3.54 17 759 2415 4.8 -5.2 48 10.0 0.4 254 7 300.8 301.4 285.7 311.2 3.42 18 757 2436 4.8 -7.2 41 12.0 -0.3 255 7 301.0 301.5 285.3 310.0 2.94 19 746 2556 4.0 -3.0 60 7.0 0.7 264 9 301.4 302.1 286.7 313.8 4.11 20 743 2589 4.0 -4.0 56 8.0 0.3 267 9 301.7 302.4 286.5 313.4 3.83 21 725 2787 2.2 -2.8 69 5.0 -0.2 276 11 301.9 302.7 287.1 314.9 4.29 22 717 2877 1.6 -7.4 51 9.0 -2.1 266 9 302.2 302.7 285.9 311.6 3.06 23 700 3070 0.0 -9.0 51 9.0 -3.6 245 5 302.5 303.0 285.7 311.0 2.76 24 687 3220 -1.3 -11.3 46 10.0 -5.1 217 3 302.7 303.1 285.3 310.0 2.34 25 674 3372 -2.5 -8.5 63 6.0 -4.9 192 2 303.0 303.5 286.1 312.2 2.98 26 671 3408 -2.9 -9.9 58 7.0 -5.6 200 3 302.9 303.4 285.8 311.3 2.68 27 666 3467 -3.3 -9.3 63 6.0 -5.7 213 4 303.1 303.6 286.0 311.9 2.84 28 662 3515 -3.9 -6.2 84 2.3 -4.9 224 5 303.0 303.6 286.8 314.1 3.63 29 656 3586 -4.7 -5.7 93 1.0 -5.1 240 6 302.9 303.6 286.9 314.5 3.81 30 651 3647 -5.1 -5.2 99 0.1 -5.1 254 7 303.1 303.8 287.2 315.3 3.99 31 638 3805 -5.9 -5.9 100 0.0 -5.9 247 10 303.9 304.6 287.3 315.8 3.86 32 619 4041 -7.9 -7.9 100 0.0 -7.9 224 13 304.3 304.9 287.0 314.8 3.41 33 616 4079 -8.1 -10.8 81 2.7 -9.1 221 14 304.4 304.9 286.4 312.9 2.72 34 605 4219 -8.9 -12.0 78 3.1 -10.0 207 16 305.1 305.6 286.4 313.0 2.52 35 601 4271 -9.3 -9.6 98 0.3 -9.4 202 17 305.2 305.8 287.0 314.8 3.07 36 597 4322 -9.5 -9.5 100 0.0 -9.5 199 17 305.6 306.1 287.2 315.3 3.12 37 579 4559 -11.3 -11.3 100 0.0 -11.3 196 20 306.1 306.7 287.1 314.9 2.78 38 571 4665 -12.3 -14.1 86 1.8 -12.9 194 21 306.2 306.6 286.5 313.3 2.25 39 562 4787 -13.3 -15.6 83 2.3 -14.0 192 22 306.4 306.8 286.4 312.8 2.02 40 560 4814 -13.5 -15.4 86 1.9 -14.1 191 22 306.5 306.9 286.4 313.1 2.06 41 549 4965 -13.9 -17.1 77 3.2 -14.9 193 23 307.8 308.1 286.6 313.6 1.82 42 506 5581 -17.9 -19.7 86 1.8 -18.4 218 24 310.2 310.5 287.2 315.3 1.58 43 504 5610 -17.9 -20.3 81 2.4 -18.5 217 23 310.5 310.8 287.2 315.5 1.51 44 500 5670 -18.5 -20.8 82 2.3 -19.1 215 23 310.5 310.8 287.2 315.3 1.46 45 491 5805 -19.7 -20.9 90 1.2 -20.0 215 22 310.6 310.9 287.2 315.5 1.47 46 487 5865 -19.9 -23.0 76 3.1 -20.6 215 22 311.1 311.3 287.2 315.2 1.23 47 451 6428 -24.5 -25.5 91 1.0 -24.7 190 29 312.2 312.4 287.3 315.8 1.06 48 430 6772 -26.3 -27.1 93 0.8 -26.5 190 29 314.2 314.4 287.9 317.5 0.96 49 400 7290 -29.7 -31.5 84 1.8 -30.0 190 30 316.4 316.5 288.3 318.8 0.69 50 395 7379 -30.3 -32.6 80 2.3 -30.6 194 30 316.7 316.9 288.4 318.9 0.62 51 346 8306 -37.7 -41.6 67 3.9 -38.0 180 40 319.0 319.0 288.8 320.0 0.29 52 329 8650 -41.1 -44.1 73 3.0 -41.3 182 41 318.9 319.0 288.6 319.8 0.23 53 305 9160 -45.1 -49.1 64 4.0 -45.3 185 42 320.3 320.3 289.0 320.8 0.14 54 300 9270 -46.1 -49.4 69 3.3 -46.3 190 45 320.4 320.4 289.0 320.9 0.14 55 281 9702 -49.9 -51.9 79 2.0 -50.0 194 45 321.0 321.0 289.2 321.4 0.11 56 273 9891 -50.7 -52.4 82 1.7 -50.8 192 47 322.5 322.5 289.6 322.9 0.11 57 250 10460 -54.5 -57.4 70 2.9 -54.6 180 58 325.0 325.1 290.3 325.3 0.07 58 233 10908 -56.7 -67.7 24 11.0 -56.9 195 54 328.3 328.3 291.3 328.4 0.02 59 200 11880 -54.5 -76.5 5 22.0 -54.8 190 34 346.5 346.5 295.8 346.5 0.01 60 150 13720 -54.3 -82.3 2 28.0 -54.7 255 11 376.5 376.5 301.7 376.5 0.00 61 100 16290 -59.9 -86.9 2 27.0 -60.2 245 22 412.0 412.0 306.7 412.0 0.00 62 88 17084 -61.7 -87.7 2 26.0 -62.0 254 23 423.7 423.7 308.2 423.7 0.00 63 81 17600 -59.3 -87.3 1 28.0 -59.7 247 17 438.8 438.8 309.7 438.8 0.00 64 73 18249 -60.9 -87.9 2 27.0 -61.3 269 7 448.7 448.7 310.7 448.7 0.00 65 70 18510 -59.7 -87.7 1 28.0 -60.2 245 19 456.7 456.7 311.5 456.7 0.00 66 66 18878 -59.7 -87.7 1 28.0 -60.2 242 18 464.4 464.4 312.1 464.4 0.00 67 64 19072 -57.1 -87.1 1 30.0 -57.8 266 13 474.2 474.2 313.0 474.2 0.00 68 61 19375 -58.5 -87.5 1 29.0 -59.1 267 10 477.7 477.7 313.2 477.7 0.00 69 58 19694 -57.1 -87.1 1 30.0 -57.8 235 9 487.8 487.8 314.1 487.8 0.00 70 55 20029 -58.9 -87.9 1 29.0 -59.5 201 8 491.1 491.1 314.3 491.1 0.00 71 52 20382 -57.7 -87.7 1 30.0 -58.4 165 7 501.8 501.8 315.1 501.9 0.00 72 50 20630 -58.1 -88.1 1 30.0 -58.8 140 6 506.6 506.6 315.4 506.6 0.00 73 46 21154 -59.5 -88.5 1 29.0 -60.2 207 8 515.4 515.4 316.0 515.4 0.00 74 45 21292 -58.3 -88.3 1 30.0 -59.1 225 9 521.6 521.6 316.4 521.6 0.00 75 40 22031 -59.5 -88.5 1 29.0 -60.3 282 2 536.4 536.4 317.3 536.5 0.00 76 38 22354 -57.9 -87.9 1 30.0 -58.9 290 4 548.4 548.4 318.0 548.5 0.00 77 36 22694 -59.1 -88.1 1 29.0 -60.0 299 7 553.9 553.9 318.3 553.9 0.00 78 34 23055 -56.1 -87.1 1 31.0 -57.3 307 9 570.9 570.9 319.2 570.9 0.01 79 32 23440 -56.7 -87.7 1 31.0 -57.9 340 12 579.3 579.3 319.6 579.3 0.01 80 30 23850 -56.1 -87.1 1 31.0 -57.5 70 5 591.7 591.7 320.2 591.7 0.01 81 21 26126 -53.5 -86.5 1 33.0 -55.9 21 10 663.1 663.1 323.2 663.2 0.01 82 20 26440 -53.3 -86.3 1 33.0 -55.9 20 4 673.0 673.0 323.5 673.1 0.01 83 18 27120 -51.9 -84.9 1 33.0 -55.1 41 4 698.0 698.0 324.4 698.2 0.02 84 15 28309 -48.5 -83.5 1 35.0 -53.3 138 7 746.7 746.7 325.8 746.9 0.02 85 13 29245 -50.3 -84.3 1 34.0 -54.8 231 10 771.7 771.7 326.5 771.9 0.02 86 12 29773 -45.5 -82.5 1 37.0 -52.2 284 12 806.5 806.6 327.4 806.9 0.04 87 12 29773 -45.5 -82.5 1 37.0 -52.2 284 12 806.5 806.6 327.4 806.9 0.04 88 11 30351 -46.7 -82.7 1 36.0 -53.2 330 10 822.5 822.5 327.8 822.9 0.04 89 11 30351 -44.7 -82.7 1 38.0 -52.2 330 10 829.8 829.8 328.0 830.1 0.04 90 10 30990 -43.5 -81.5 1 38.0 -52.0 345 12 857.2 857.2 328.5 857.7 0.05 91 9.5 31337 -40.9 -80.9 1 40.0 -51.0 331 12 879.7 879.7 329.0 880.3 0.06 92 8.6 32016 -39.5 -80.5 0 41.0 -50.8 303 12 910.5 910.6 329.7 911.3 0.07 93 8.5 32096 -38.5 -79.5 1 41.0 -50.4 299 12 917.5 917.5 329.8 918.4 0.08 94 8.1 32428 -38.5 -79.5 1 41.0 -50.7 286 13 930.2 930.3 330.0 931.2 0.09 95 7.6 32865 -39.1 -80.1 1 41.0 -51.2 268 13 944.9 945.0 330.2 945.9 0.09 96 7.0 33430 -38.3 -80.3 0 42.0 -51.4 245 13 970.7 970.8 330.7 971.7 0.09 97 6.6 33837 -35.9 -78.9 0 43.0 -50.7 997.3 997.4 331.1 998.7 0.12 TRP 233 10908 -56.7 -67.7 24 11.0 -56.9 195 54 328.3 328.3 291.3 328.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5541.00 m Freezing level: 700.00 mb = 3070.00 m = 10072.06 ft Wetbulb zero: 757.90 mb = 2426.82 m = 7961.92 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 73.68 % Est. max temperature: 23.79 C = 74.82 F Sfc-Lift cond lev (LCL): 990.77 mb = 206.03 m = 675.93 ft T: 9.51 C 700-500 lapse rate: 7.12 C/km ThetaE index: 1.89 C Layer 771.0- 766.0 mb Conv cond level (CCL): 748.58 mb = 2527.66 m = 8292.74 ft Mean mixing ratio: 6.92 g/kg Conv temperature: 29.42 C = 84.96 F Cap Strength: 7.74 C Lifted Index: 6.97 C Risk: None Lifted Index @300 mb: 10.98 C Lifted Index @700 mb: 6.60 C Showalter Index: 2.98 C Risk: Showers probable Total Totals Index: 48.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 19.70 C K Index: 20.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 65.40 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.31 J/kg Max Up Vert Vel: 8.64 m/s Conv Inhibition (B-): 73252.48 J/kg Cap Strength: 7.69 C Lift Cond Lev (LCL): 938.01 mb = 659.45 m = 2163.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 268 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 1015 3 290 12 11.3 -4.1 | 355 4 0.4 -4.4 1 1000 129 265 12 12.0 1.0 | 237 1 1.1 0.7 2 979 305 260 10 9.8 1.7 | 143 2 -1.0 1.4 3 944 610 300 8 6.9 -4.0 | 42 6 -4.0 -4.3 4 925 776 300 24 20.8 -12.0 | 321 16 9.9 -12.3 5 910 914 300 24 20.8 -12.0 | 321 16 9.9 -12.3 6 877 1219 290 22 20.7 -7.5 | 309 13 9.8 -7.9 7 850 1481 285 14 13.5 -3.6 | 326 5 2.6 -4.0 8 846 1524 285 12 11.6 -3.1 | 349 4 0.7 -3.4 9 815 1829 260 8 7.9 1.4 | 109 3 -3.0 1.0 10 785 2134 245 10 9.1 4.2 | 155 4 -1.8 3.9 11 756 2438 255 7 6.8 1.8 | 110 4 -4.1 1.5 12 729 2743 280 12 11.8 -2.1 | 339 3 0.9 -2.4 13 700 3070 245 5 4.5 2.1 | 106 7 -6.4 1.8 14 675 3353 190 2 0.3 2.0 | 99 11 -10.5 1.6 15 649 3658 260 8 7.9 1.4 | 109 3 -3.0 1.0 16 600 4267 200 17 5.8 16.0 | 162 16 -5.1 15.6 17 554 4877 190 23 4.0 22.7 | 163 23 -6.9 22.3 18 512 5486 220 24 15.4 18.4 | 194 19 4.5 18.0 19 500 5670 215 23 13.2 18.8 | 187 19 2.3 18.5 20 472 6096 215 20 11.5 16.4 | 182 16 0.6 16.0 21 452 6401 190 29 5.0 28.6 | 168 29 -5.9 28.2 22 400 7290 190 30 5.2 29.5 | 169 30 -5.7 29.2 23 399 7315 195 29 7.5 28.0 | 173 28 -3.4 27.7 24 381 7620 190 32 5.6 31.5 | 170 32 -5.3 31.2 25 349 8230 180 40 0.0 40.0 | 165 41 -10.9 39.7 26 306 9144 185 42 3.7 41.8 | 170 42 -7.2 41.5 27 300 9270 190 45 7.8 44.3 | 176 44 -3.1 44.0 28 279 9754 195 45 11.6 43.5 | 181 43 0.8 43.1 29 250 10460 180 58 0.0 58.0 | 169 59 -10.9 57.7 30 242 10668 180 58 0.0 58.0 | 169 59 -10.9 57.7 31 233 10908 195 54 14.0 52.2 | 183 52 3.1 51.8 32 210 11582 205 48 20.3 43.5 | 192 44 9.4 43.2 33 200 11880 190 34 5.9 33.5 | 171 34 -5.0 33.1 34 200 11887 205 39 16.5 35.3 | 189 35 5.6 35.0 35 190 12192 180 36 0.0 36.0 | 163 37 -10.9 35.7 36 182 12497 210 35 17.5 30.3 | 192 31 6.6 30.0 37 173 12802 205 28 11.8 25.4 | 182 25 0.9 25.0 38 165 13106 205 34 14.4 30.8 | 187 31 3.5 30.5 39 157 13411 235 44 36.0 25.2 | 225 35 25.2 24.9 40 150 13716 270 16 16.0 -0.0 | 274 5 5.1 -0.3 41 150 13720 255 11 10.6 2.8 | 174 3 -0.3 2.5 42 143 14021 210 16 8.0 13.9 | 168 14 -2.9 13.5 43 136 14326 205 22 9.3 19.9 | 175 20 -1.6 19.6 44 130 14630 240 25 21.7 12.5 | 222 16 10.8 12.2 45 124 14935 245 31 28.1 13.1 | 233 21 17.2 12.8 46 118 15240 255 25 24.1 6.5 | 245 15 13.3 6.1 47 112 15545 245 14 12.7 5.9 | 198 6 1.8 5.6 48 107 15850 230 18 13.8 11.6 | 194 12 2.9 11.2 49 102 16154 245 22 19.9 9.3 | 225 13 9.0 9.0 50 100 16290 245 22 19.9 9.3 | 225 13 9.0 9.0 51 97 16459 240 22 19.1 11.0 | 217 13 8.2 10.7 52 88 17069 255 23 22.2 6.0 | 244 13 11.3 5.6 53 84 17374 240 20 17.3 10.0 | 214 12 6.4 9.7 54 76 17983 260 12 11.8 2.1 | 208 2 0.9 1.7 55 73 18288 270 6 6.0 -0.0 | 86 5 -4.9 -0.3 56 70 18510 245 19 17.2 8.0 | 219 10 6.3 7.7 57 69 18593 275 15 14.9 -1.3 | 292 4 4.1 -1.6 58 66 18898 240 18 15.6 9.0 | 208 10 4.7 8.7 59 63 19202 285 10 9.7 -2.6 | 23 3 -1.2 -2.9 60 50 20630 140 6 -3.9 4.6 | 106 15 -14.7 4.3 61 45 21336 230 9 6.9 5.8 | 144 7 -4.0 5.4 62 41 21946 280 1 1.0 -0.2 | 87 10 -9.9 -0.5 63 33 23165 310 10 7.7 -6.4 | 26 8 -3.2 -6.8 64 30 23774 15 14 -3.6 -13.5 | 46 20 -14.5 -13.9 65 30 23850 70 5 -4.7 -1.7 | 82 16 -15.6 -2.1 66 28 24384 40 4 -2.6 -3.1 | 76 14 -13.5 -3.4 67 21 26213 20 10 -3.4 -9.4 | 56 17 -14.3 -9.7 68 20 26440 20 4 -1.4 -3.8 | 72 13 -12.3 -4.1 69 17 27432 50 4 -3.1 -2.6 | 78 14 -14.0 -2.9 70 13 29261 230 10 7.7 6.4 | 152 7 -3.2 6.1 71 12 29566 260 13 12.8 2.3 | 225 3 1.9 1.9 72 11 30175 325 10 5.7 -8.2 | 31 10 -5.2 -8.5 73 10 30990 345 12 3.1 -11.6 | 33 14 -7.8 -11.9 74 7 33430 245 13 11.8 5.5 | 190 5 0.9 5.2 Wind Parameters Mean winds (0-6000m): 238.2 at 14.5 knts Storm direction: 268.2 at 10.9 knts Shear (0-3000m) pos: 2.6 neg: 4.0 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 113.8 deg Storm rel helicity (0-3000m) pos: 10.2 neg: -42.3 tot: -32.1 m^2/s^2 ave: -10.7 10^-3 m/s^2 rel: -0.25 Storm rel vorticity (0-3000m) horiz: 11.9 stream: -3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.55 Bulk Shear: 8.20 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 ------------------------------------------------------------------------------- 500 270 11 39 0| 0.0 3.5 3.5| 0.0 -3.3 -3.3 -6.6 -0.77| 12.9-10.0 1000 288 14 331 5| 7.7 1.7 9.4| 0.0 -31.0 -31.0 -31.0 -0.70| 16.8-11.8 1500 289 16 323 7| 5.1 4.9 10.1| 4.9 -38.3 -33.4 -22.3 -0.49| 15.4 -7.5 2000 286 14 325 5| 3.9 5.5 9.4| 8.4 -38.3 -29.9 -15.0 -0.29| 13.7 -4.0 2500 281 13 324 4| 3.2 4.4 7.6| 9.2 -41.4 -32.2 -12.9 -0.31| 11.9 -3.6 3000 280 13 328 3| 2.6 4.0 6.6| 10.2 -42.3 -32.1 -10.7 -0.25| 11.9 -3.0 4000 275 11 353 1| 2.3 3.4 5.7| 19.9 -44.8 -24.8 -6.2 -0.14| 11.6 -1.6 5000 251 13 197 4| 1.9 3.7 5.6| 34.8 -52.1 -17.3 -3.5 -0.11| 11.0 -1.2 6000 238 15 191 7| 2.4 3.2 5.6| 82.8 -67.7 15.2 2.5 -0.05| 10.4 -0.5 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250503.12.gif