UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 30 APR 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 1003 60 26.2 23.1 83 3.1 23.9 0 0 299.1 302.4 297.0 351.7 18.02 1 1000 87 27.2 23.5 80 3.7 24.5 80 3 300.4 303.7 297.7 354.8 18.53 2 996 123 28.6 24.2 77 4.4 25.3 80 4 302.1 305.7 298.6 359.6 19.43 3 952 525 26.6 19.6 65 7.0 21.6 76 16 304.0 306.8 296.5 349.4 15.25 4 925 779 24.8 18.8 69 6.0 20.6 75 17 304.7 307.4 296.4 349.2 14.93 5 850 1517 19.4 15.4 78 4.0 16.7 80 22 306.5 308.9 295.7 345.7 13.06 6 823 1794 17.4 14.6 84 2.8 15.5 84 22 307.2 309.6 295.7 345.8 12.80 7 735 2755 13.4 4.4 54 9.0 8.1 103 19 312.9 314.3 293.1 335.2 7.15 8 700 3165 10.6 4.6 66 6.0 7.1 100 17 314.2 315.7 293.9 338.0 7.62 9 574 4795 1.2 0.1 92 1.1 0.6 97 15 321.6 322.9 295.1 343.3 6.73 10 500 5900 -3.3 -7.9 70 4.6 -5.5 90 15 329.0 329.9 295.1 343.2 4.22 11 498 5932 -3.5 -9.5 63 6.0 -6.2 90 15 329.1 329.9 294.7 341.8 3.74 12 464 6488 -6.5 -11.5 68 5.0 -8.7 85 12 332.1 332.8 295.3 343.9 3.42 13 400 7630 -14.7 -18.4 73 3.7 -16.0 110 17 335.9 336.3 295.3 343.8 2.24 14 364 8338 -19.9 -22.8 78 2.9 -20.7 87 16 338.1 338.5 295.3 344.2 1.68 15 332 9017 -23.7 -33.7 39 10.0 -25.6 92 18 341.9 342.1 295.4 344.5 0.67 16 311 9492 -27.5 -32.5 62 5.0 -28.5 89 21 343.1 343.2 295.8 346.1 0.80 17 300 9750 -29.5 -39.5 37 10.0 -30.9 85 22 343.8 343.9 295.6 345.4 0.41 18 297 9821 -29.9 -43.9 24 14.0 -31.6 84 22 344.2 344.3 295.6 345.3 0.26 19 275 10363 -34.5 -41.5 49 7.0 -35.3 78 24 345.2 345.3 295.9 346.7 0.37 20 266 10594 -36.5 -49.5 25 13.0 -37.5 76 25 345.6 345.6 295.8 346.3 0.16 21 255 10885 -39.1 -46.1 47 7.0 -39.7 78 23 346.0 346.0 296.0 346.9 0.24 22 250 11020 -40.3 -48.3 42 8.0 -40.9 80 22 346.2 346.2 296.0 346.9 0.19 23 227 11670 -45.3 -63.3 11 18.0 -45.9 98 24 348.2 348.2 296.3 348.3 0.03 24 211 12152 -49.9 -58.9 34 9.0 -50.2 101 22 348.4 348.4 296.3 348.6 0.06 25 209 12214 -50.3 -53.3 70 3.0 -50.4 100 21 348.7 348.7 296.5 349.2 0.13 26 200 12500 -52.3 -58.3 48 6.0 -52.5 95 17 349.9 350.0 296.7 350.3 0.07 27 199 12532 -52.5 -58.5 48 6.0 -52.7 94 17 350.1 350.1 296.7 350.4 0.07 28 196 12631 -53.1 -74.1 6 21.0 -53.4 93 17 350.7 350.7 296.8 350.7 0.01 29 167 13648 -60.1 -76.1 11 16.0 -60.3 76 19 355.5 355.5 297.8 355.5 0.01 30 150 14310 -66.1 -73.1 37 7.0 -66.1 35 7 356.2 356.2 298.0 356.3 0.01 31 148 14391 -66.7 -71.7 49 5.0 -66.7 39 10 356.5 356.6 298.0 356.6 0.02 32 140 14724 -68.7 -80.7 16 12.0 -68.8 10 11 358.8 358.8 298.5 358.8 0.00 33 120 15625 -76.9 -81.7 46 4.8 -76.9 336 11 359.9 359.9 298.7 359.9 0.00 34 101 16595 -83.9 -88.3 46 4.4 -83.9 46 9 364.6 364.6 299.6 364.6 0.00 35 100 16650 -84.1 -88.4 47 4.3 -84.1 85 12 365.2 365.2 299.7 365.2 0.00 36 98 16762 -84.5 -88.7 47 4.2 -84.5 85 16 366.6 366.6 299.9 366.6 0.00 37 88 17359 -83.3 -91.3 24 8.0 -83.3 116 26 380.4 380.4 302.3 380.4 0.00 38 86 17490 -75.7 -87.7 14 12.0 -75.7 178 20 398.3 398.3 305.0 398.3 0.00 39 84 17627 -74.3 -86.3 14 12.0 -74.3 242 15 403.8 403.8 305.7 403.8 0.00 40 72 18518 -77.5 -89.5 13 12.0 -77.6 271 36 415.2 415.2 307.2 415.2 0.00 41 70 18680 -77.1 -89.1 13 12.0 -77.1 255 27 419.4 419.4 307.6 419.4 0.00 42 68 18847 -76.7 -90.7 9 14.0 -76.7 251 29 423.8 423.8 308.2 423.8 0.00 43 66 19020 -72.5 -89.5 6 17.0 -72.6 265 30 436.6 436.6 309.5 436.6 0.00 44 52 20435 -68.5 -89.5 3 21.0 -68.7 269 33 476.7 476.7 313.2 476.7 0.00 45 50 20670 -69.3 -90.3 3 21.0 -69.5 265 31 480.2 480.2 313.5 480.2 0.00 46 48 20914 -69.3 -91.3 3 22.0 -69.5 265 31 485.8 485.8 313.9 485.8 0.00 47 46 21172 -64.7 -90.7 2 26.0 -65.0 271 23 502.9 502.9 315.1 502.9 0.00 48 42 21731 -62.9 -89.9 1 27.0 -63.4 264 13 520.6 520.6 316.4 520.6 0.00 49 36 22681 -63.7 -90.7 1 27.0 -64.2 263 15 542.0 542.0 317.6 542.0 0.00 50 32 23406 -62.9 -91.9 1 29.0 -63.5 285 4 562.7 562.7 318.8 562.7 0.00 51 31 23604 -59.7 -90.7 1 31.0 -60.6 0 4 576.5 576.5 319.5 576.5 0.00 52 31 23604 -58.9 -89.9 1 31.0 -59.9 0 4 578.6 578.6 319.6 578.6 0.00 53 30 23810 -58.5 -89.5 1 31.0 -59.6 95 8 585.2 585.2 319.9 585.2 0.00 54 26 24713 -56.5 -88.5 1 32.0 -58.0 85 32 615.3 615.3 321.3 615.3 0.01 55 22 25770 -57.7 -88.7 1 31.0 -59.3 101 38 641.8 641.8 322.4 641.9 0.01 56 21 26065 -54.6 -87.5 1 33.0 -56.8 75 61 659.8 659.9 323.0 659.9 0.01 57 20 26380 -51.3 -86.3 1 35.0 -54.4 65 43 679.1 679.2 323.7 679.2 0.01 58 17 27443 -48.3 -85.3 1 37.0 -52.8 81 43 721.1 721.1 325.1 721.2 0.02 59 16 27842 -48.5 -85.5 1 37.0 -53.1 91 46 733.0 733.0 325.4 733.2 0.02 TRP 98 16762 -84.5 -88.7 47 4.2 -84.5 85 16 366.6 366.6 299.9 366.6 0.00 WND 21 26065 -54.6 -87.5 1 33.0 -56.8 75 61 659.8 659.9 323.0 659.9 0.01 Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 554.27 mb = 5089.81 m = 16698.64 ft Wetbulb zero: 566.64 mb = 4898.43 m = 16070.76 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 75.09 % Est. max temperature: 33.51 C = 92.31 F Sfc-Lift cond lev (LCL): 959.19 mb = 457.72 m = 1501.67 ft T: 26.93 C 700-500 lapse rate: 5.08 C/km ThetaE index: 13.89 C Layer 952.0- 823.0 mb Conv cond level (CCL): 837.98 mb = 1639.38 m = 5378.48 ft Mean mixing ratio: 16.20 g/kg Conv temperature: 33.90 C = 93.02 F Cap Strength: 2.08 C Lifted Index: -1.01 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.10 C Lifted Index @700 mb: -0.49 C Showalter Index: 1.25 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 18.70 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 243.80 Risk: None Energy Index: -0.52 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 665.45 J/kg Max Up Vert Vel: 36.48 m/s Conv Inhibition (B-): 67.29 J/kg Cap Strength: 2.08 C Lift Cond Lev (LCL): 876.28 mb = 1251.27 m = 4105.15 ft Lev Free Conv (LFC): 711.28 mb = 3030.81 m = 9943.50 ft Equ Level (EL): 191.28 mb = 12785.70 m = 41947.33 ft B at Equ Level: 664.64 J/kg Max Parcel Lev (MPL): 101.28 mb = 16579.57 m = 54394.25 ft Wind level data Storm motion: 123 at 13 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 1003 60 0 0 -0.0 -0.0 | 303 13 10.7 -6.9 1 1000 87 80 3 -3.0 -0.5 | 314 11 7.7 -7.4 2 976 305 80 10 -9.8 -1.7 | 355 9 0.8 -8.7 3 943 610 75 18 -17.4 -4.7 | 30 13 -6.7 -11.6 4 925 779 75 17 -16.4 -4.4 | 27 13 -5.8 -11.3 5 911 914 85 16 -15.9 -1.4 | 32 10 -5.3 -8.3 6 850 1517 80 22 -21.7 -3.8 | 46 15 -11.0 -10.7 7 819 1829 85 22 -21.9 -1.9 | 52 14 -11.3 -8.8 8 790 2134 95 25 -24.9 2.2 | 72 15 -14.2 -4.7 9 763 2438 95 21 -20.9 1.8 | 64 11 -10.3 -5.1 10 710 3048 110 17 -16.0 5.8 | 78 5 -5.3 -1.1 11 700 3165 100 17 -16.7 3.0 | 57 7 -6.1 -4.0 12 684 3353 100 17 -16.7 3.0 | 57 7 -6.1 -4.0 13 611 4267 105 13 -12.6 3.4 | 28 4 -1.9 -3.6 14 589 4572 90 17 -17.0 0.0 | 42 9 -6.3 -6.9 15 567 4877 100 14 -13.8 2.4 | 35 5 -3.1 -4.5 16 546 5182 90 16 -16.0 0.0 | 38 9 -5.3 -6.9 17 526 5486 105 17 -16.4 4.4 | 66 6 -5.8 -2.5 18 500 5900 90 15 -15.0 0.0 | 32 8 -4.3 -6.9 19 488 6096 90 15 -15.0 0.0 | 32 8 -4.3 -6.9 20 469 6401 75 12 -11.6 -3.1 | 5 10 -0.9 -10.0 21 451 6706 115 13 -11.8 5.5 | 38 2 -1.1 -1.4 22 433 7010 130 11 -8.4 7.1 | 266 2 2.2 0.1 23 417 7315 115 14 -12.7 5.9 | 63 2 -2.0 -1.0 24 401 7620 120 19 -16.5 9.5 | 114 6 -5.8 2.6 25 400 7630 110 17 -16.0 5.8 | 78 5 -5.3 -1.1 26 369 8230 90 16 -16.0 0.0 | 38 9 -5.3 -6.9 27 354 8534 80 16 -15.8 -2.8 | 28 11 -5.1 -9.7 28 326 9144 95 19 -18.9 1.7 | 57 10 -8.3 -5.3 29 300 9750 85 22 -21.9 -1.9 | 52 14 -11.3 -8.8 30 263 10668 75 25 -24.1 -6.5 | 45 19 -13.5 -13.4 31 250 11020 80 22 -21.7 -3.8 | 46 15 -11.0 -10.7 32 219 11887 105 25 -24.1 6.5 | 88 13 -13.5 -0.5 33 200 12500 95 17 -16.9 1.5 | 49 8 -6.3 -5.4 34 165 13716 75 19 -18.4 -4.9 | 33 14 -7.7 -11.8 35 150 14310 35 7 -4.0 -5.7 | 332 14 6.6 -12.7 36 150 14326 45 10 -7.1 -7.1 | 346 14 3.6 -14.0 37 135 14935 350 11 1.9 -10.8 | 325 22 12.6 -17.8 38 121 15545 340 11 3.8 -10.3 | 320 22 14.4 -17.3 39 115 15850 315 11 7.8 -7.8 | 309 24 18.4 -14.7 40 103 16459 315 1 0.7 -0.7 | 304 14 11.4 -7.6 41 100 16650 85 12 -12.0 -1.0 | 9 8 -1.3 -8.0 42 98 16762 85 16 -15.9 -1.4 | 32 10 -5.3 -8.3 43 98 16764 85 12 -12.0 -1.0 | 9 8 -1.3 -8.0 44 88 17374 115 26 -23.6 11.0 | 107 14 -12.9 4.1 45 83 17678 260 13 12.8 2.3 | 281 24 23.5 -4.7 46 79 17983 275 23 22.9 -2.0 | 285 35 33.6 -8.9 47 71 18593 270 38 38.0 -0.0 | 278 49 48.7 -6.9 48 70 18680 255 27 26.1 7.0 | 270 37 36.7 0.1 49 67 18898 250 30 28.2 10.3 | 265 39 38.9 3.3 50 64 19202 285 29 28.0 -7.5 | 290 41 38.7 -14.4 51 61 19507 285 41 39.6 -10.6 | 289 53 50.3 -17.5 52 50 20670 265 31 30.9 2.7 | 276 42 41.5 -4.2 53 50 20726 260 36 35.5 6.3 | 271 46 46.1 -0.7 54 45 21336 275 19 18.9 -1.7 | 286 31 29.6 -8.6 55 43 21641 260 13 12.8 2.3 | 281 24 23.5 -4.7 56 39 22250 285 12 11.6 -3.1 | 294 24 22.3 -10.0 57 33 23165 240 19 16.5 9.5 | 265 27 27.1 2.6 58 32 23470 295 1 0.9 -0.4 | 302 14 11.6 -7.3 59 30 23810 95 8 -8.0 0.7 | 337 7 2.7 -6.2 60 29 24079 120 14 -12.1 7.0 | 93 1 -1.5 0.1 61 27 24384 135 25 -17.7 17.7 | 147 13 -7.0 10.8 62 26 24689 85 31 -30.9 -2.7 | 65 22 -20.2 -9.6 63 25 24994 85 39 -38.9 -3.4 | 70 30 -28.2 -10.3 64 23 25603 95 39 -38.9 3.4 | 83 28 -28.2 -3.5 65 22 25908 105 38 -36.7 9.8 | 96 26 -26.0 2.9 66 21 26065 75 61 -58.9 -15.8 | 65 53 -48.3 -22.7 67 20 26380 65 43 -39.0 -18.2 | 48 38 -28.3 -25.1 68 19 26518 75 61 -58.9 -15.8 | 65 53 -48.3 -22.7 69 18 26822 70 43 -40.4 -14.7 | 54 37 -29.7 -21.6 70 16 27127 90 43 -43.0 0.0 | 78 33 -32.3 -6.9 71 15 27432 95 55 -54.8 4.8 | 87 44 -44.1 -2.1 72 13 28042 90 55 -55.0 0.0 | 81 45 -44.3 -6.9 Wind Parameters Mean winds (0-6000m): 93.0 at 17.0 knts Storm direction: 123.0 at 12.7 knts Shear (0-3000m) pos: 2.4 neg: 0.8 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 132.5 deg Storm rel helicity (0-3000m) pos: 81.0 neg: -7.0 tot: 74.0 m^2/s^2 ave: 24.7 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.3 10^-3/s Energy-Hel index: 0.30 Bulk Rich Number: 79.55 Bulk Shear: 8.37 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 78 10 353 9| 17.2 0.0 17.2| 37.8 0.0 37.8 75.6 0.86| 17.4 15.0 1000 79 13 14 10| 9.0 0.0 9.0| 45.2 -1.5 43.8 43.8 0.74| 11.5 8.5 1500 80 16 26 11| 6.0 1.6 7.6| 52.6 -1.5 51.2 34.1 0.69| 9.3 6.4 2000 82 17 35 11| 5.2 1.2 6.4| 72.6 -1.5 71.1 35.5 0.73| 8.4 6.1 2500 85 18 42 11| 3.3 1.0 4.3| 78.0 -6.9 71.1 28.4 0.62| 7.9 4.9 3000 88 18 46 11| 2.4 0.8 3.2| 81.0 -7.0 74.0 24.7 0.58| 7.4 4.3 4000 91 18 48 10| 1.5 0.7 2.3| 81.0 -13.1 67.8 17.0 0.43| 6.4 2.7 5000 92 17 46 9| 1.2 1.1 2.2| 83.3 -15.5 67.8 13.6 0.35| 6.3 2.2 6000 93 17 46 9| 1.2 1.1 2.3| 89.9 -22.8 67.0 11.2 0.29| 6.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250430.00.gif