UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102112.upa.cvt Date: 1200Z 21 OCT 25 Searching for KOAK... Searching the city database file for: KOAK ... Date:1200Z 21 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 1017 3 13.4 10.6 83 2.8 11.8 115 2 285.2 286.5 284.2 307.1 7.91 1 1012 45 16.4 9.4 63 7.0 12.4 112 2 288.6 289.9 285.0 309.2 7.33 2 1009 71 18.2 9.2 56 9.0 13.0 110 2 290.6 291.9 285.8 311.2 7.25 3 1005 105 18.6 9.6 56 9.0 13.3 108 1 291.3 292.7 286.3 312.7 7.48 4 1000 148 18.6 7.6 49 11.0 12.4 105 1 291.8 292.9 285.5 310.5 6.55 5 996 182 19.0 7.0 46 12.0 12.2 104 2 292.5 293.6 285.5 310.7 6.31 6 970 410 21.0 3.0 30 18.0 11.3 95 6 296.7 297.6 285.7 311.2 4.89 7 937 709 20.2 6.2 40 14.0 12.1 94 8 298.9 300.0 288.0 317.6 6.35 8 935 727 20.0 5.0 37 15.0 11.6 96 8 298.8 299.9 287.5 316.2 5.85 9 931 764 20.6 -3.4 20 24.0 8.9 100 7 299.8 300.4 285.1 309.5 3.19 10 927 801 20.8 -2.2 21 23.0 9.3 103 6 300.4 301.0 285.7 311.0 3.50 11 925 820 20.6 -2.4 21 23.0 9.2 105 6 300.4 301.0 285.7 310.9 3.46 12 899 1065 18.6 3.6 37 15.0 10.3 120 6 300.8 301.8 287.8 317.3 5.51 13 882 1229 17.8 0.8 32 17.0 8.9 130 6 301.6 302.4 287.2 315.5 4.59 14 850 1543 15.4 2.4 42 13.0 8.3 125 3 302.3 303.3 288.2 318.4 5.35 15 846 1583 15.0 3.0 44 12.0 8.5 127 3 302.3 303.3 288.5 319.2 5.62 16 838 1663 14.8 -1.2 33 16.0 6.7 131 4 302.9 303.6 287.3 315.6 4.18 17 827 1774 13.8 1.8 44 12.0 7.4 137 5 303.0 303.9 288.4 318.9 5.27 18 820 1846 13.4 -1.6 35 15.0 5.9 141 6 303.3 304.0 287.4 315.9 4.15 19 806 1990 12.2 -0.8 41 13.0 5.6 156 8 303.5 304.3 287.8 317.1 4.47 20 803 2021 12.2 0.2 44 12.0 5.9 159 8 303.8 304.7 288.3 318.5 4.83 21 794 2115 12.0 -6.0 28 18.0 3.7 168 10 304.6 305.2 286.8 314.1 3.07 22 791 2147 11.6 -5.4 30 17.0 3.7 170 10 304.5 305.1 286.9 314.5 3.23 23 786 2200 12.2 -14.8 14 27.0 1.8 169 10 305.7 306.0 285.5 310.7 1.54 24 768 2394 12.4 -24.6 6 37.0 0.5 166 12 307.9 308.1 285.4 310.2 0.68 25 760 2481 12.2 -28.8 4 41.0 0.0 164 12 308.6 308.7 285.4 310.3 0.47 26 733 2783 10.8 -19.2 10 30.0 0.0 157 14 310.3 310.5 286.8 314.1 1.14 27 710 3048 9.4 -30.6 4 40.0 -1.9 173 15 311.6 311.7 286.4 313.1 0.42 28 700 3165 8.6 -28.4 5 37.0 -2.3 180 16 312.0 312.1 286.7 313.8 0.53 29 683 3368 7.6 -27.4 6 35.0 -2.9 185 19 313.1 313.2 287.1 315.1 0.59 30 681 3392 7.4 -11.6 24 19.0 -0.6 183 19 313.1 313.6 288.9 320.7 2.31 31 679 3416 7.4 -9.6 29 17.0 -0.0 182 19 313.4 313.9 289.4 322.2 2.72 32 652 3749 4.2 -10.8 33 15.0 -2.1 165 17 313.4 313.9 289.3 321.8 2.57 33 639 3912 3.2 -13.8 27 17.0 -3.4 155 16 314.1 314.5 289.0 320.9 2.06 34 598 4445 -1.7 -13.7 39 12.0 -6.2 160 16 314.5 314.9 289.3 321.7 2.22 35 579 4702 -2.9 -20.9 24 18.0 -8.6 166 17 316.0 316.2 288.8 320.2 1.25 36 573 4784 -3.3 -23.3 20 20.0 -9.2 174 16 316.4 316.6 288.7 319.9 1.02 37 569 4840 -3.7 -20.7 25 17.0 -9.1 179 16 316.6 316.9 289.0 321.0 1.29 38 557 5008 -4.3 -33.3 8 29.0 -11.0 192 14 317.8 317.9 288.5 319.3 0.41 39 552 5079 -4.5 -31.5 10 27.0 -11.1 197 12 318.4 318.5 288.8 320.2 0.50 40 500 5850 -10.9 -29.9 19 19.0 -15.3 170 17 319.7 319.9 289.3 322.0 0.64 41 468 6354 -13.7 -41.7 7 28.0 -18.3 145 11 322.4 322.4 289.7 323.2 0.21 42 400 7520 -23.7 -43.7 14 20.0 -26.1 165 11 324.2 324.2 290.3 324.9 0.20 43 399 7538 -23.7 -43.7 14 20.0 -26.1 165 11 324.4 324.5 290.3 325.2 0.20 44 368 8123 -27.7 -52.7 7 25.0 -29.8 171 13 326.7 326.7 290.9 327.0 0.08 45 349 8501 -31.1 -54.1 9 23.0 -32.7 176 14 327.1 327.1 291.0 327.4 0.07 46 319 9129 -36.9 -48.9 28 12.0 -37.7 180 15 327.6 327.6 291.2 328.1 0.14 47 304 9460 -39.7 -51.7 27 12.0 -40.4 160 20 328.2 328.2 291.3 328.6 0.11 48 302 9505 -40.1 -51.1 30 11.0 -40.8 160 19 328.2 328.2 291.3 328.7 0.12 49 300 9550 -40.5 -52.5 26 12.0 -41.2 160 19 328.3 328.3 291.3 328.7 0.10 50 289 9804 -42.9 -53.9 29 11.0 -43.4 167 20 328.4 328.4 291.3 328.7 0.09 51 265 10385 -46.9 -60.9 19 14.0 -47.3 161 22 330.8 330.8 292.0 330.9 0.04 52 254 10666 -49.1 -60.1 27 11.0 -49.4 175 25 331.6 331.6 292.2 331.7 0.05 53 250 10770 -49.5 -60.5 26 11.0 -49.8 165 21 332.5 332.5 292.4 332.7 0.04 54 209 11930 -54.9 -69.9 14 15.0 -55.1 161 20 341.5 341.5 294.7 341.6 0.01 55 203 12116 -56.5 -67.5 24 11.0 -56.7 164 20 341.8 341.8 294.8 341.9 0.02 56 200 12210 -56.7 -69.7 18 13.0 -56.9 170 21 343.0 343.0 295.0 343.0 0.02 57 192 12468 -57.5 -72.5 13 15.0 -57.7 183 20 345.7 345.7 295.7 345.8 0.01 58 150 14000 -65.1 -79.1 13 14.0 -65.2 235 22 357.9 357.9 298.3 358.0 0.01 59 127 15008 -68.5 -83.5 10 15.0 -68.6 210 28 369.3 369.3 300.4 369.3 0.00 60 100 16450 -66.3 -86.3 4 20.0 -66.4 230 21 399.6 399.6 305.2 399.6 0.00 61 89 17153 -67.3 -86.3 5 19.0 -67.4 235 21 411.2 411.2 306.6 411.2 0.00 62 77 18028 -65.9 -87.9 3 22.0 -66.1 223 14 431.5 431.5 309.0 431.5 0.00 63 76 18108 -64.3 -87.3 3 23.0 -64.5 219 12 436.4 436.4 309.5 436.4 0.00 64 70 18610 -64.5 -88.5 2 24.0 -64.7 280 5 446.4 446.4 310.5 446.4 0.00 65 66 18969 -64.9 -88.9 2 24.0 -65.1 257 10 453.1 453.1 311.1 453.1 0.00 66 56 19980 -61.5 -87.5 2 26.0 -61.9 266 13 482.7 482.7 313.7 482.7 0.00 67 50 20680 -63.3 -88.3 2 25.0 -63.7 265 18 494.3 494.3 314.5 494.3 0.00 68 49 20804 -63.5 -88.5 2 25.0 -63.9 258 15 496.7 496.7 314.7 496.7 0.00 69 42 21758 -58.9 -86.9 2 28.0 -59.7 268 13 530.5 530.5 316.9 530.5 0.00 70 37 22552 -58.7 -86.7 2 28.0 -59.6 261 18 550.6 550.6 318.1 550.6 0.01 71 35 22902 -57.1 -86.1 1 29.0 -58.2 278 20 563.6 563.6 318.8 563.6 0.01 72 31 23672 -55.5 -85.5 1 30.0 -57.0 261 18 587.8 587.8 320.0 587.9 0.01 73 30 23880 -56.1 -86.1 1 30.0 -57.5 280 27 591.7 591.7 320.2 591.8 0.01 74 24 25300 -56.5 -86.5 1 30.0 -58.1 265 30 629.5 629.5 321.9 629.6 0.01 75 21 26155 -53.1 -85.1 1 32.0 -55.6 289 30 664.3 664.3 323.2 664.4 0.01 76 20 26470 -53.3 -84.3 1 31.0 -55.9 275 24 673.0 673.0 323.5 673.1 0.02 77 18 27150 -51.9 -83.9 1 32.0 -55.1 269 24 698.0 698.0 324.4 698.2 0.02 78 14 28773 -53.3 -84.3 1 31.0 -56.6 269 36 745.3 745.3 325.8 745.5 0.02 79 12 29770 -51.3 -84.3 1 33.0 -55.7 273 43 786.0 786.0 326.9 786.2 0.03 80 10 30950 -53.1 -84.1 1 31.0 -57.4 275 50 821.3 821.4 327.8 821.6 0.03 81 9.4 31348 -53.5 -84.5 1 31.0 -57.8 834.5 834.5 328.1 834.8 0.03 82 8.0 32391 -51.3 -84.3 1 33.0 -57.0 882.6 882.6 329.1 883.0 0.04 83 7.7 32641 -48.7 -82.7 1 34.0 -55.6 902.8 902.8 329.5 903.3 0.06 TRP 127 15008 -68.5 -83.5 10 15.0 -68.6 210 28 369.3 369.3 300.4 369.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5702.00 m Freezing level: 612.22 mb = 4260.36 m = 13977.38 ft Wetbulb zero: 732.76 mb = 2785.79 m = 9139.62 ft Precipitable water: 0.63 inches Sfc-500 mean rel hum: 25.28 % Est. max temperature: 30.22 C = 86.40 F Sfc-Lift cond lev (LCL): 975.12 mb = 364.87 m = 1197.06 ft T: 20.60 C 700-500 lapse rate: 7.26 C/km ThetaE index: 8.10 C Layer 935.0- 927.0 mb Conv cond level (CCL): 593.55 mb = 4504.71 m = 14779.07 ft Mean mixing ratio: 5.59 g/kg Conv temperature: 43.18 C = 109.72 F Cap Strength: 11.89 C Lifted Index: 10.00 C Risk: None Lifted Index @300 mb: 11.63 C Lifted Index @700 mb: 11.63 C Showalter Index: 6.37 C Risk: None Total Totals Index: 39.60 C Risk: None Vertical Totals Index: 26.30 C Cross Totals Index: 13.30 C K Index: -8.30 Risk: None Sweat Index: 51.80 Risk: None Energy Index: 0.91 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.65 J/kg Max Up Vert Vel: 9.45 m/s Conv Inhibition (B-): 57939.29 J/kg Cap Strength: 11.79 C Lift Cond Lev (LCL): 771.99 mb = 2350.48 m = 7711.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 193 at 9 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 1017 3 115 2 -1.8 0.8 | 27 8 -3.8 -7.6 1 1000 148 105 1 -1.0 0.3 | 20 9 -3.0 -8.1 2 982 305 100 4 -3.9 0.7 | 38 10 -5.9 -7.7 3 948 610 85 10 -10.0 -0.9 | 52 15 -12.0 -9.3 4 925 820 105 6 -5.8 1.6 | 49 10 -7.8 -6.8 5 915 914 110 6 -5.6 2.1 | 50 10 -7.6 -6.3 6 883 1219 130 6 -4.6 3.9 | 55 8 -6.6 -4.5 7 850 1543 125 3 -2.5 1.7 | 34 8 -4.5 -6.7 8 821 1829 140 6 -3.9 4.6 | 57 7 -5.9 -3.8 9 792 2134 170 10 -1.7 9.8 | 111 4 -3.7 1.5 10 764 2438 165 12 -3.1 11.6 | 122 6 -5.1 3.2 11 736 2743 155 14 -5.9 12.7 | 118 9 -7.9 4.3 12 700 3165 180 16 0.0 16.0 | 165 8 -2.0 7.6 13 684 3353 185 19 1.7 18.9 | 178 11 -0.3 10.5 14 658 3658 170 18 -3.1 17.7 | 151 11 -5.1 9.3 15 633 3962 150 15 -7.5 13.0 | 116 11 -9.5 4.6 16 610 4267 165 14 -3.6 13.5 | 132 8 -5.6 5.1 17 587 4572 155 17 -7.2 15.4 | 127 12 -9.2 7.0 18 565 4877 185 16 1.4 15.9 | 175 8 -0.6 7.5 19 544 5182 205 10 4.2 9.1 | 253 2 2.2 0.7 20 523 5486 175 10 -0.9 10.0 | 119 3 -2.9 1.6 21 504 5791 175 18 -1.6 17.9 | 159 10 -3.6 9.5 22 500 5850 170 17 -3.0 16.7 | 149 10 -4.9 8.3 23 484 6096 165 9 -2.3 8.7 | 94 4 -4.3 0.3 24 465 6401 140 11 -7.1 8.4 | 90 9 -9.1 0.0 25 428 7010 160 12 -4.1 11.3 | 115 7 -6.1 2.9 26 411 7315 145 12 -6.9 9.8 | 99 9 -8.9 1.4 27 400 7520 165 11 -2.8 10.6 | 115 5 -4.8 2.2 28 394 7620 165 11 -2.8 10.6 | 115 5 -4.8 2.2 29 332 8839 180 15 0.0 15.0 | 163 7 -2.0 6.6 30 318 9144 180 15 0.0 15.0 | 163 7 -2.0 6.6 31 304 9449 160 20 -6.8 18.8 | 140 14 -8.8 10.4 32 300 9550 160 19 -6.5 17.9 | 138 13 -8.5 9.5 33 278 10058 175 22 -1.9 21.9 | 164 14 -3.9 13.5 34 266 10363 160 22 -7.5 20.7 | 142 16 -9.5 12.3 35 254 10668 175 25 -2.2 24.9 | 166 17 -4.2 16.5 36 250 10770 165 21 -5.4 20.3 | 148 14 -7.4 11.9 37 231 11278 150 20 -10.0 17.3 | 127 15 -12.0 8.9 38 201 12192 165 20 -5.2 19.3 | 147 13 -7.2 10.9 39 200 12210 170 21 -3.6 20.7 | 155 14 -5.6 12.3 40 191 12497 185 20 1.7 19.9 | 179 12 -0.3 11.5 41 165 13411 195 20 5.2 19.3 | 196 11 3.2 10.9 42 157 13716 225 20 14.1 14.1 | 245 13 12.1 5.7 43 150 14000 235 22 18.0 12.6 | 255 17 16.0 4.2 44 135 14630 230 28 21.4 18.0 | 244 22 19.5 9.6 45 129 14935 205 20 8.5 18.1 | 214 12 6.5 9.7 46 127 15008 210 28 14.0 24.2 | 217 20 12.0 15.9 47 122 15240 210 29 14.5 25.1 | 217 21 12.5 16.7 48 116 15545 230 21 16.1 13.5 | 250 15 14.1 5.1 49 110 15850 210 25 12.5 21.7 | 218 17 10.5 13.3 50 105 16154 255 21 20.3 5.4 | 279 19 18.3 -3.0 51 100 16450 230 21 16.1 13.5 | 250 15 14.1 5.1 52 100 16459 255 19 18.4 4.9 | 282 17 16.4 -3.5 53 95 16764 230 21 16.1 13.5 | 250 15 14.1 5.1 54 90 17069 225 21 14.8 14.8 | 243 14 12.9 6.5 55 86 17374 260 21 20.7 3.6 | 284 19 18.7 -4.8 56 82 17678 250 17 16.0 5.8 | 280 14 14.0 -2.6 57 78 17983 225 15 10.6 10.6 | 256 9 8.6 2.2 58 74 18288 210 9 4.5 7.8 | 284 3 2.5 -0.6 59 70 18610 280 5 4.9 -0.9 | 342 10 2.9 -9.3 60 67 18898 275 10 10.0 -0.9 | 319 12 8.0 -9.3 61 64 19202 200 10 3.4 9.4 | 235 2 1.4 1.0 62 61 19507 210 17 8.5 14.7 | 226 9 6.5 6.3 63 58 19812 230 16 12.3 10.3 | 260 10 10.3 1.9 64 55 20117 295 11 10.0 -4.6 | 329 15 8.0 -13.0 65 50 20680 265 18 17.9 1.6 | 293 17 15.9 -6.8 66 50 20726 255 14 13.5 3.6 | 292 12 11.5 -4.8 67 47 21031 265 19 18.9 1.7 | 292 18 16.9 -6.7 68 45 21336 290 20 18.8 -6.8 | 312 23 16.8 -15.2 69 43 21641 265 13 13.0 1.1 | 304 13 11.0 -7.3 70 39 22250 280 15 14.8 -2.6 | 311 17 12.8 -11.0 71 37 22555 260 18 17.7 3.1 | 289 17 15.7 -5.3 72 34 23165 290 21 19.7 -7.2 | 311 24 17.7 -15.6 73 31 23774 255 17 16.4 4.4 | 285 15 14.4 -4.0 74 30 23880 280 27 26.6 -4.7 | 298 28 24.6 -13.1 75 29 24079 280 28 27.6 -4.9 | 297 29 25.6 -13.3 76 28 24384 270 24 24.0 -0.0 | 291 24 22.0 -8.4 77 26 24689 285 24 23.2 -6.2 | 305 26 21.2 -14.6 78 24 25298 265 30 29.9 2.6 | 282 28 27.9 -5.8 79 22 25908 285 32 30.9 -8.3 | 300 33 28.9 -16.7 80 21 26213 290 29 27.3 -9.9 | 306 31 25.3 -18.3 81 20 26470 275 24 23.9 -2.1 | 296 24 21.9 -10.5 82 18 27127 270 23 23.0 -0.0 | 292 23 21.0 -8.4 83 17 27432 255 35 33.8 9.1 | 269 32 31.8 0.7 84 16 28042 270 30 30.0 -0.0 | 287 29 28.0 -8.4 85 14 28651 275 38 37.9 -3.3 | 288 38 35.9 -11.7 86 14 28956 260 33 32.5 5.7 | 275 31 30.5 -2.7 87 12 29870 275 44 43.8 -3.8 | 286 44 41.8 -12.2 88 11 30175 280 36 35.5 -6.3 | 294 37 33.5 -14.6 89 10 30950 275 50 49.8 -4.4 | 285 49 47.8 -12.8 Wind Parameters Mean winds (0-6000m): 163.4 at 11.5 knts Storm direction: 193.4 at 8.6 knts Shear (0-3000m) pos: 2.7 neg: 1.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 118.8 deg Storm rel helicity (0-3000m) pos: 39.5 neg: -9.6 tot: 29.9 m^2/s^2 ave: 10.0 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.02 Bulk Shear: 14.79 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 97 4 35 10| 0.0 6.3 6.3| 12.8 -1.6 11.2 22.5 0.55| 7.7 4.2 1000 96 6 44 11| 1.8 3.2 5.0| 16.2 -3.4 12.9 12.9 0.30| 7.9 2.4 1500 106 5 46 10| 1.9 2.1 4.0| 17.4 -8.9 8.5 5.7 0.13| 6.6 0.8 2000 115 5 48 9| 2.3 1.6 3.9| 26.9 -8.9 18.0 9.0 0.31| 6.5 2.0 2500 132 6 59 8| 2.6 1.3 3.9| 30.9 -8.9 21.9 8.8 0.36| 6.3 2.3 3000 142 8 71 7| 2.7 1.1 3.8| 39.5 -9.6 29.9 10.0 0.40| 6.3 2.5 4000 156 10 98 6| 2.5 1.8 4.3| 48.8 -38.5 10.3 2.6 0.16| 6.8 1.1 5000 159 11 109 6| 2.6 1.4 4.0| 74.6 -39.8 34.8 7.0 0.28| 7.2 2.0 6000 163 12 116 6| 2.2 1.7 3.9| 81.8 -50.8 31.0 5.2 0.18| 8.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//KOAK/skewt/KOAK.skewt.20251021.12.gif