UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:0000Z 25 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 1015 3 13.4 6.4 63 7.0 9.7 235 10 285.3 286.4 282.1 302.0 5.94 1 1013 20 11.4 5.4 67 6.0 8.3 237 10 283.5 284.5 280.8 299.0 5.55 2 1000 129 10.8 4.8 66 6.0 7.8 250 12 284.0 284.9 280.9 299.0 5.39 3 925 772 4.4 3.9 97 0.5 4.2 265 13 283.8 284.8 280.9 299.1 5.47 4 906 941 3.0 2.9 99 0.1 2.9 264 12 284.1 285.0 280.7 298.6 5.20 5 902 977 2.8 2.4 97 0.4 2.6 256 11 284.2 285.1 280.6 298.3 5.04 6 900 995 3.2 1.3 87 1.9 2.3 252 11 284.8 285.6 280.4 298.0 4.67 7 898 1013 4.8 -2.2 60 7.0 1.7 249 11 286.6 287.3 280.0 297.0 3.62 8 897 1022 5.2 -1.8 61 7.0 2.1 247 11 287.1 287.8 280.4 297.9 3.73 9 896 1031 5.2 -1.8 61 7.0 2.1 245 11 287.2 287.9 280.4 298.0 3.74 10 891 1077 4.8 -2.2 60 7.0 1.7 235 10 287.3 287.9 280.3 297.8 3.65 11 887 1114 5.4 0.4 70 5.0 3.1 227 10 288.3 289.0 281.7 301.0 4.44 12 882 1160 7.0 -2.0 53 9.0 2.9 217 10 290.4 291.1 281.8 301.3 3.74 13 868 1292 8.4 -16.6 15 25.0 0.0 194 10 293.2 293.4 280.0 296.9 1.20 14 866 1311 8.4 -12.6 21 21.0 0.7 192 11 293.4 293.7 280.7 298.5 1.67 15 855 1417 7.8 -1.2 53 9.0 3.5 177 12 293.8 294.6 283.7 305.9 4.09 16 850 1465 7.4 0.4 61 7.0 4.0 170 13 293.9 294.7 284.4 307.5 4.63 17 830 1660 5.8 -0.2 65 6.0 2.9 172 12 294.2 295.0 284.4 307.5 4.54 18 818 1779 5.2 -7.8 38 13.0 -0.0 177 11 294.8 295.3 282.4 302.6 2.59 19 817 1789 5.2 -9.8 33 15.0 -0.6 178 11 294.9 295.3 282.0 301.7 2.22 20 815 1809 5.4 -19.6 14 25.0 -2.3 179 10 295.3 295.5 280.7 298.5 0.99 21 812 1839 5.6 -31.4 5 37.0 -3.3 180 10 295.9 295.9 280.0 297.0 0.34 22 811 1849 5.8 -31.2 5 37.0 -3.2 181 10 296.2 296.2 280.1 297.3 0.35 23 723 2781 1.4 -45.6 2 47.0 -6.8 199 10 301.2 301.3 282.0 301.6 0.09 24 703 3006 0.4 -38.6 3 39.0 -7.4 196 11 302.6 302.6 282.7 303.2 0.19 25 700 3040 0.2 -24.8 13 25.0 -6.6 195 11 302.7 302.8 283.4 305.1 0.73 26 699 3051 0.2 -19.8 21 20.0 -6.0 190 12 302.8 303.0 284.0 306.5 1.14 27 698 3063 0.0 -18.0 24 18.0 -5.8 190 12 302.7 303.0 284.2 307.0 1.33 28 691 3144 -0.5 -18.5 24 18.0 -6.2 190 12 303.1 303.3 284.2 307.2 1.29 29 676 3319 -1.5 -34.5 6 33.0 -8.5 190 13 303.8 303.9 283.4 304.9 0.30 30 655 3569 -3.5 -22.5 21 19.0 -8.8 190 14 304.3 304.5 284.4 307.5 0.96 31 638 3776 -4.9 -36.9 6 32.0 -11.1 191 15 305.0 305.1 283.8 305.9 0.25 32 616 4051 -6.7 -31.7 12 25.0 -12.0 193 13 306.1 306.1 284.4 307.6 0.44 33 608 4153 -7.5 -40.5 5 33.0 -13.1 194 13 306.3 306.3 284.1 306.9 0.18 34 597 4295 -8.3 -25.3 24 17.0 -12.5 195 12 307.0 307.1 285.2 309.7 0.82 35 594 4334 -8.7 -23.7 29 15.0 -12.6 196 13 306.9 307.1 285.4 310.1 0.95 36 587 4426 -9.5 -27.5 22 18.0 -13.6 199 15 307.0 307.2 285.1 309.3 0.68 37 582 4492 -10.1 -26.1 26 16.0 -13.9 202 17 307.1 307.2 285.2 309.7 0.78 38 580 4518 -10.3 -22.3 37 12.0 -13.5 202 17 307.2 307.4 285.6 310.8 1.10 39 578 4545 -10.5 -23.5 34 13.0 -13.8 203 18 307.2 307.4 285.5 310.5 0.99 40 577 4558 -10.7 -21.7 40 11.0 -13.6 204 18 307.1 307.4 285.7 311.0 1.17 41 573 4611 -11.1 -27.1 25 16.0 -14.7 205 19 307.3 307.4 285.2 309.7 0.72 42 571 4638 -11.5 -24.5 33 13.0 -14.6 204 19 307.1 307.3 285.4 310.2 0.92 43 567 4692 -11.9 -26.9 28 15.0 -15.3 202 20 307.3 307.4 285.2 309.8 0.74 44 564 4733 -12.3 -22.3 43 10.0 -14.9 200 20 307.3 307.5 285.7 311.0 1.13 45 560 4787 -12.7 -24.7 36 12.0 -15.6 199 21 307.4 307.6 285.5 310.5 0.92 46 558 4814 -13.3 -21.3 51 8.0 -15.4 198 21 307.0 307.3 285.7 311.1 1.25 47 544 5007 -14.9 -19.4 68 4.5 -16.1 191 22 307.4 307.7 286.1 312.3 1.51 48 542 5035 -15.3 -20.2 66 4.9 -16.6 190 22 307.2 307.5 286.0 311.8 1.42 49 538 5091 -15.5 -18.9 75 3.4 -16.4 189 21 307.6 307.9 286.3 312.8 1.60 50 536 5119 -15.9 -19.6 73 3.7 -16.9 188 21 307.5 307.8 286.2 312.4 1.51 51 520 5347 -17.3 -19.1 86 1.8 -17.8 188 24 308.5 308.8 286.6 313.7 1.62 52 515 5419 -17.7 -19.7 84 2.0 -18.2 189 25 308.8 309.1 286.7 313.9 1.56 53 500 5640 -18.7 -20.8 83 2.1 -19.3 200 21 310.2 310.5 287.1 315.0 1.46 54 485 5866 -20.7 -22.3 87 1.6 -21.1 198 24 310.5 310.7 287.1 314.9 1.32 55 400 7260 -30.5 -33.0 79 2.5 -30.9 215 32 315.3 315.5 287.9 317.4 0.59 56 300 9250 -45.9 -48.6 74 2.7 -46.0 200 44 320.7 320.7 289.1 321.2 0.15 57 250 10430 -55.9 -58.3 74 2.4 -55.9 210 58 323.0 323.0 289.8 323.2 0.06 58 238 10742 -58.3 -60.8 72 2.6 -58.3 210 63 324.0 324.0 290.0 324.2 0.04 59 229 10983 -60.1 -62.8 70 2.7 -60.2 205 61 324.8 324.8 290.2 324.9 0.04 60 200 11830 -59.5 -72.5 17 13.0 -59.6 210 41 338.5 338.5 294.0 338.6 0.01 61 150 13650 -56.3 -84.3 2 28.0 -56.6 235 36 373.1 373.1 301.1 373.1 0.00 62 100 16220 -56.1 -86.1 1 30.0 -56.6 240 30 419.3 419.3 307.6 419.3 0.00 63 94 16614 -55.3 -85.3 1 30.0 -55.9 250 25 428.4 428.4 308.7 428.4 0.00 64 83 17404 -57.1 -86.1 1 29.0 -57.6 236 18 440.2 440.2 309.9 440.3 0.00 65 77 17881 -54.9 -85.9 1 31.0 -55.6 243 18 454.4 454.4 311.3 454.4 0.00 66 70 18490 -55.3 -86.3 1 31.0 -56.1 230 21 466.1 466.1 312.3 466.1 0.00 67 58 19687 -56.5 -86.5 1 30.0 -57.3 246 24 489.1 489.1 314.1 489.1 0.00 68 56 19911 -54.9 -85.9 1 31.0 -55.8 253 18 497.7 497.7 314.8 497.7 0.00 69 50 20630 -58.1 -87.1 1 29.0 -58.8 230 11 506.6 506.6 315.4 506.6 0.00 70 47 21021 -56.9 -86.9 1 30.0 -57.8 230 11 518.5 518.5 316.2 518.5 0.00 71 43 21582 -58.1 -87.1 1 29.0 -58.9 247 16 528.9 528.9 316.9 528.9 0.00 72 38 22369 -53.7 -85.7 1 32.0 -55.2 202 6 559.1 559.1 318.6 559.2 0.01 73 35 22897 -53.7 -85.7 1 32.0 -55.3 170 2 572.4 572.4 319.3 572.5 0.01 74 33 23274 -55.9 -85.9 1 30.0 -57.2 170 8 576.3 576.3 319.5 576.4 0.01 75 31 23671 -56.1 -86.1 1 30.0 -57.5 233 11 586.2 586.2 320.0 586.2 0.01 76 30 23880 -55.7 -86.7 1 31.0 -57.2 310 11 592.8 592.8 320.3 592.8 0.01 77 26 24791 -55.5 -86.5 1 31.0 -57.2 233 4 618.1 618.1 321.4 618.2 0.01 78 25 25042 -54.1 -86.1 1 32.0 -56.1 182 1 629.1 629.1 321.9 629.2 0.01 79 23 25574 -55.5 -86.5 1 31.0 -57.4 155 5 640.2 640.2 322.3 640.2 0.01 80 23 25574 -54.7 -86.7 1 32.0 -56.8 155 5 642.5 642.5 322.4 642.6 0.01 81 22 25861 -51.7 -85.7 1 34.0 -54.5 141 7 659.7 659.7 323.0 659.8 0.01 82 20 26480 -50.5 -83.5 1 33.0 -53.8 110 11 681.6 681.6 323.8 681.7 0.02 83 19 26815 -51.5 -84.5 1 33.0 -54.6 80 14 688.6 688.6 324.1 688.7 0.02 84 17 27540 -50.5 -84.5 1 34.0 -54.2 100 6 714.0 714.0 324.8 714.2 0.02 85 15 28364 -46.9 -82.9 1 36.0 -52.3 1 10 752.0 752.0 326.0 752.2 0.03 86 15 28364 -47.7 -82.7 1 35.0 -52.8 1 10 749.4 749.4 325.9 749.6 0.03 87 14 28823 -45.5 -82.5 1 37.0 -51.7 334 10 771.7 771.8 326.5 772.0 0.03 88 13 29317 -46.3 -82.3 1 36.0 -52.4 343 8 785.5 785.5 326.9 785.8 0.04 89 11 30434 -44.1 -81.1 1 37.0 -51.8 3 4 831.9 832.0 328.0 832.4 0.05 90 10 31080 -39.7 -79.7 1 40.0 -50.1 15 1 871.4 871.4 328.8 872.1 0.07 91 9.2 31652 -37.9 -78.9 1 41.0 -49.8 345 3 899.3 899.3 329.4 900.2 0.09 92 7.5 33055 -39.5 -79.5 1 40.0 -51.4 270 8 946.9 946.9 330.3 948.0 0.10 93 7.1 33432 -37.5 -78.5 1 41.0 -51.0 250 10 970.1 970.2 330.7 971.4 0.12 94 7.0 33530 -37.1 -79.1 0 42.0 -50.9 245 10 975.7 975.7 330.8 976.9 0.11 95 6.6 33940 -33.3 -77.3 0 44.0 -49.8 1008.2 1008.3 331.4 1010.1 0.16 TRP 229 10983 -60.1 -62.8 70 2.7 -60.2 205 61 324.8 324.8 290.2 324.9 0.04 WND 238 10742 -58.3 -60.8 72 2.6 -58.3 210 63 324.0 324.0 290.0 324.2 0.04 Sounding variables and indices 1000-500 mb thick: 5511.00 m Freezing level: 698.00 mb = 3062.91 m = 10048.81 ft Wetbulb zero: 818.16 mb = 1777.49 m = 5831.58 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 39.61 % Est. max temperature: 21.52 C = 70.73 F Sfc-Lift cond lev (LCL): 913.30 mb = 875.58 m = 2872.60 ft T: 3.54 C 700-500 lapse rate: 7.27 C/km ThetaE index: 10.55 C Layer 818.0- 811.0 mb Conv cond level (CCL): 914.76 mb = 862.57 m = 2829.91 ft Mean mixing ratio: 5.44 g/kg Conv temperature: 12.00 C = 53.61 F Cap Strength: 10.66 C Lifted Index: 10.93 C Risk: None Lifted Index @300 mb: 15.43 C Lifted Index @700 mb: 10.20 C Showalter Index: 5.25 C Risk: None Total Totals Index: 45.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.10 C Cross Totals Index: 19.10 C K Index: 1.50 Risk: None Sweat Index: 51.80 Risk: None Energy Index: 1.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.67 J/kg Max Up Vert Vel: 1.16 m/s Conv Inhibition (B-): 0.54 J/kg Cap Strength: 10.61 C Lift Cond Lev (LCL): 915.73 mb = 853.95 m = 2801.63 ft Lev Free Conv (LFC): 910.73 mb = 898.48 m = 2947.74 ft Equ Level (EL): 900.73 mb = 988.15 m = 3241.93 ft B at Equ Level: -3.22 J/kg Max Parcel Lev (MPL): 900.73 mb = 988.15 m = 3241.93 ft Wind level data Storm motion: 231 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 3 235 10 8.2 5.7 | 13 1 -0.3 -1.2 1 1000 129 250 12 11.3 4.1 | 315 4 2.8 -2.8 2 979 305 250 14 13.2 4.8 | 295 5 4.7 -2.2 3 943 610 260 13 12.8 2.3 | 317 6 4.3 -4.7 4 925 772 265 13 13.0 1.1 | 322 7 4.5 -5.8 5 909 914 270 12 12.0 -0.0 | 333 8 3.5 -7.0 6 876 1219 205 9 3.8 8.2 | 104 5 -4.7 1.2 7 850 1465 170 13 -2.3 12.8 | 119 12 -10.7 5.8 8 844 1524 165 14 -3.6 13.5 | 119 14 -12.1 6.6 9 813 1829 180 10 0.0 10.0 | 110 9 -8.5 3.0 10 783 2134 195 8 2.1 7.7 | 97 6 -6.4 0.8 11 754 2438 190 9 1.6 8.9 | 105 7 -6.9 1.9 12 726 2743 200 10 3.4 9.4 | 116 6 -5.0 2.4 13 700 3040 195 11 2.8 10.6 | 123 7 -5.6 3.7 14 699 3048 190 12 2.1 11.8 | 127 8 -6.4 4.9 15 646 3658 190 15 2.6 14.8 | 143 10 -5.9 7.8 16 597 4267 195 12 3.1 11.6 | 131 7 -5.4 4.6 17 574 4572 205 19 8.0 17.2 | 178 10 -0.4 10.3 18 552 4877 195 22 5.7 21.3 | 169 15 -2.8 14.3 19 531 5182 185 21 1.8 20.9 | 155 15 -6.6 14.0 20 510 5486 190 26 4.5 25.6 | 168 19 -3.9 18.7 21 500 5640 200 21 7.2 19.7 | 174 13 -1.3 12.8 22 470 6096 195 28 7.2 27.0 | 177 20 -1.2 20.1 23 414 7010 220 34 21.9 26.0 | 215 23 13.4 19.1 24 400 7260 215 32 18.4 26.2 | 207 22 9.9 19.3 25 380 7620 210 35 17.5 30.3 | 201 25 9.0 23.4 26 363 7925 220 34 21.9 26.0 | 215 23 13.4 19.1 27 318 8839 200 43 14.7 40.4 | 191 34 6.2 33.5 28 305 9144 200 43 14.7 40.4 | 191 34 6.2 33.5 29 300 9250 200 44 15.0 41.3 | 191 35 6.6 34.4 30 250 10430 210 58 29.0 50.2 | 205 48 20.5 43.3 31 238 10742 210 63 31.5 54.6 | 206 53 23.0 47.6 32 229 10973 210 63 31.5 54.6 | 206 53 23.0 47.6 33 229 10983 205 61 25.8 55.3 | 200 51 17.3 48.3 34 200 11830 210 41 20.5 35.5 | 203 31 12.0 28.6 35 198 11887 210 41 20.5 35.5 | 203 31 12.0 28.6 36 180 12497 210 53 26.5 45.9 | 205 43 18.0 38.9 37 150 13650 235 36 29.5 20.6 | 237 25 21.0 13.7 38 141 14021 240 35 30.3 17.5 | 244 24 21.8 10.5 39 122 14935 240 25 21.7 12.5 | 247 14 13.2 5.5 40 117 15240 230 30 23.0 19.3 | 230 19 14.5 12.3 41 111 15545 245 29 26.3 12.3 | 253 19 17.8 5.3 42 106 15850 225 29 20.5 20.5 | 222 18 12.0 13.6 43 100 16220 240 30 26.0 15.0 | 245 19 17.5 8.0 44 96 16459 240 30 26.0 15.0 | 245 19 17.5 8.0 45 92 16764 260 21 20.7 3.6 | 285 13 12.2 -3.3 46 88 17069 230 18 13.8 11.6 | 229 7 5.3 4.6 47 72 18288 250 18 16.9 6.2 | 275 8 8.5 -0.8 48 70 18490 230 21 16.1 13.5 | 229 10 7.6 6.5 49 66 18898 230 20 15.3 12.9 | 229 9 6.9 5.9 50 63 19202 210 24 12.0 20.8 | 194 14 3.5 13.8 51 60 19507 240 28 24.2 14.0 | 246 17 15.8 7.0 52 54 20117 260 13 12.8 2.3 | 317 6 4.3 -4.7 53 52 20422 200 10 3.4 9.4 | 116 6 -5.0 2.4 54 50 20630 230 11 8.4 7.1 | 162 0 -0.0 0.1 55 47 21031 230 11 8.4 7.1 | 162 0 -0.0 0.1 56 45 21336 235 12 9.8 6.9 | 273 1 1.4 -0.1 57 43 21641 250 17 16.0 5.8 | 279 8 7.5 -1.1 58 41 21946 230 10 7.7 6.4 | 57 1 -0.8 -0.5 59 35 22860 170 1 -0.2 1.0 | 55 10 -8.6 -6.0 60 32 23470 170 12 -2.1 11.8 | 115 12 -10.5 4.9 61 31 23774 265 10 10.0 0.9 | 346 6 1.5 -6.1 62 30 23880 310 11 8.4 -7.1 | 0 14 -0.0 -14.0 63 28 24384 335 11 4.6 -10.0 | 13 17 -3.8 -16.9 64 25 24994 185 1 0.1 1.0 | 55 10 -8.4 -6.0 65 20 26480 110 11 -10.3 3.8 | 80 19 -18.8 -3.2 66 20 26518 55 10 -8.2 -5.7 | 53 21 -16.7 -12.7 67 19 26822 80 14 -13.8 -2.4 | 67 24 -22.3 -9.4 68 18 27127 155 13 -5.5 11.8 | 109 15 -14.0 4.8 69 17 27432 115 5 -4.5 2.1 | 70 14 -13.0 -4.8 70 14 28651 330 11 5.5 -9.5 | 10 17 -3.0 -16.5 71 10 31080 15 1 -0.3 -1.0 | 48 12 -8.7 -7.9 72 7 33530 245 10 9.1 4.2 | 348 3 0.6 -2.7 Wind Parameters Mean winds (0-6000m): 200.6 at 14.6 knts Storm direction: 230.6 at 11.0 knts Shear (0-3000m) pos: 2.1 neg: 3.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 109.8 deg Storm rel helicity (0-3000m) pos: 15.6 neg: -11.7 tot: 3.9 m^2/s^2 ave: 1.3 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 17.63 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 ------------------------------------------------------------------------------- 500 250 13 306 4| 5.6 0.0 5.6| 2.2 -2.8 -0.6 -1.2 -0.33| 7.4 -2.4 1000 256 13 315 6| 2.8 1.3 4.1| 7.0 -3.3 3.7 3.7 -0.01| 7.4 -0.1 1500 242 12 302 3| 1.9 6.5 8.4| 11.1 -4.2 6.9 4.6 0.22| 11.1 2.4 2000 226 12 182 1| 3.0 4.9 7.9| 11.1 -10.5 0.6 0.3 0.12| 10.0 1.2 2500 220 11 141 2| 2.5 3.9 6.4| 13.0 -11.7 1.3 0.5 0.12| 8.5 1.0 3000 215 11 134 3| 2.1 3.3 5.3| 15.6 -11.7 3.9 1.3 0.15| 7.5 1.1 4000 207 12 137 5| 1.7 2.8 4.4| 22.1 -13.5 8.6 2.2 0.18| 6.4 1.1 5000 204 13 145 6| 1.6 2.8 4.4| 36.2 -26.5 9.7 1.9 0.18| 6.6 1.2 6000 201 15 154 7| 1.6 2.3 3.9| 62.9 -34.2 28.7 4.8 0.19| 6.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20250425.00.gif