UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 29 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 1006 60 26.0 24.6 92 1.4 25.0 180 1 298.6 302.2 298.0 356.2 19.71 1 1000 114 25.6 24.4 93 1.2 24.7 90 6 298.8 302.3 297.9 355.9 19.59 2 925 800 22.2 20.1 88 2.1 20.7 70 21 302.0 305.0 296.6 349.9 16.22 3 850 1534 18.6 15.1 80 3.5 16.3 95 18 305.6 308.0 295.3 344.0 12.80 4 798 2074 16.2 9.2 63 7.0 11.8 111 14 308.6 310.4 293.5 336.6 9.19 5 700 3177 9.2 7.6 90 1.6 8.2 85 12 312.7 314.5 294.7 341.8 9.40 6 699 3189 9.2 7.7 90 1.5 8.3 85 12 312.8 314.6 294.8 342.1 9.48 7 646 3841 6.0 1.2 71 4.8 3.3 81 11 316.3 317.6 293.5 336.8 6.48 8 614 4255 2.8 2.8 100 0.0 2.8 90 11 317.3 318.7 294.7 341.5 7.65 9 589 4592 1.0 1.0 100 0.0 1.0 80 14 319.0 320.3 294.6 341.3 7.01 10 574 4800 1.0 -2.0 80 3.0 -0.6 73 16 321.3 322.4 294.3 340.0 5.76 11 500 5900 -5.3 -8.2 80 2.9 -6.7 90 18 326.6 327.4 294.4 340.4 4.12 12 458 6582 -9.5 -13.4 73 3.9 -11.1 85 18 329.6 330.2 294.3 339.8 2.97 13 442 6857 -8.7 -20.7 37 12.0 -12.8 80 16 334.0 334.3 294.3 339.9 1.66 14 400 7620 -15.1 -24.1 46 9.0 -17.7 85 16 335.4 335.6 294.4 340.3 1.36 15 397 7677 -15.7 -23.7 50 8.0 -18.0 84 16 335.3 335.6 294.4 340.4 1.42 16 388 7849 -17.1 -20.3 76 3.2 -18.1 80 18 335.7 336.1 295.0 342.7 1.96 17 329 9067 -24.9 -31.9 52 7.0 -26.3 76 26 341.2 341.3 295.3 344.2 0.80 18 300 9730 -30.3 -36.3 56 6.0 -31.2 80 21 342.7 342.8 295.5 344.9 0.57 19 285 10093 -33.7 -37.5 69 3.8 -34.2 80 22 342.9 343.0 295.5 344.9 0.53 20 250 11000 -40.5 -50.5 33 10.0 -41.2 80 23 345.9 345.9 295.8 346.5 0.15 21 248 11055 -40.9 -50.9 33 10.0 -41.6 80 23 346.1 346.1 295.9 346.6 0.14 22 232 11505 -44.9 -49.9 57 5.0 -45.2 83 22 346.6 346.7 296.0 347.4 0.17 23 219 11888 -47.9 -56.9 35 9.0 -48.3 86 21 347.8 347.8 296.2 348.1 0.08 24 203 12384 -52.3 -58.3 48 6.0 -52.5 89 19 348.5 348.5 296.4 348.8 0.07 25 200 12480 -52.9 -59.9 42 7.0 -53.1 90 19 349.0 349.0 296.5 349.3 0.06 26 197 12577 -53.7 -61.7 37 8.0 -53.9 86 16 349.2 349.2 296.5 349.4 0.05 27 184 13013 -56.9 -69.9 18 13.0 -57.1 93 18 350.9 350.9 296.8 351.0 0.02 28 150 14280 -65.9 -75.9 24 10.0 -66.0 120 7 356.6 356.6 298.0 356.6 0.01 29 136 14868 -70.3 -82.3 16 12.0 -70.4 5 9 358.9 358.9 298.5 358.9 0.00 30 124 15410 -74.9 -80.9 39 6.0 -74.9 318 18 360.2 360.2 298.7 360.2 0.00 31 120 15599 -76.1 -83.1 32 7.0 -76.1 314 20 361.4 361.4 299.0 361.4 0.00 32 107 16255 -79.5 -88.5 21 9.0 -79.5 335 11 367.0 367.0 300.0 367.0 0.00 33 101 16583 -78.1 -89.1 15 11.0 -78.1 100 17 375.8 375.8 301.5 375.8 0.00 34 100 16640 -78.1 -89.1 15 11.0 -78.1 110 20 376.8 376.8 301.7 376.8 0.00 35 88 17360 -82.9 -89.9 29 7.0 -82.9 120 25 381.2 381.2 302.5 381.2 0.00 36 85 17553 -83.1 -90.1 29 7.0 -83.1 123 26 384.6 384.6 303.0 384.6 0.00 37 79 17967 -76.7 -88.7 13 12.0 -76.7 125 19 406.0 406.0 306.0 406.0 0.00 38 73 18419 -78.3 -90.3 13 12.0 -78.3 247 15 411.9 411.9 306.7 411.9 0.00 39 70 18660 -75.9 -88.9 11 13.0 -75.9 250 37 422.0 422.0 307.9 422.0 0.00 40 67 18914 -75.9 -89.9 9 14.0 -75.9 249 37 427.3 427.3 308.6 427.3 0.00 41 63 19276 -68.9 -88.9 4 20.0 -69.1 251 29 450.4 450.4 310.9 450.4 0.00 42 60 19569 -69.5 -89.5 4 20.0 -69.6 280 31 455.3 455.3 311.4 455.3 0.00 43 57 19878 -65.5 -88.5 3 23.0 -65.8 282 35 471.1 471.1 312.7 471.2 0.00 44 50 20670 -68.9 -89.9 3 21.0 -69.1 275 31 481.1 481.1 313.5 481.1 0.00 45 47 21040 -69.9 -89.9 4 20.0 -70.1 277 28 487.3 487.3 314.0 487.3 0.00 46 39 22167 -65.3 -90.3 2 25.0 -65.7 285 20 525.7 525.7 316.6 525.7 0.00 47 35 22838 -58.3 -87.3 1 29.0 -59.3 241 21 560.4 560.4 318.6 560.5 0.01 48 32 23404 -57.7 -87.7 1 30.0 -58.8 226 13 576.6 576.6 319.5 576.6 0.01 49 30 23810 -59.5 -87.5 1 28.0 -60.4 80 13 582.4 582.4 319.8 582.5 0.01 50 26 24704 -60.9 -88.9 1 28.0 -61.9 94 34 602.8 602.8 320.7 602.8 0.01 51 25 24950 -57.5 -88.5 1 31.0 -58.9 86 30 619.4 619.4 321.5 619.4 0.01 52 23 25480 -55.7 -86.7 1 31.0 -57.5 97 29 639.6 639.6 322.3 639.7 0.01 53 21 26058 -57.5 -87.5 1 30.0 -59.2 115 34 651.0 651.0 322.7 651.1 0.01 54 20 26370 -52.9 -86.9 1 34.0 -55.6 80 51 674.3 674.3 323.6 674.3 0.01 55 19 26702 -51.5 -84.5 1 33.0 -54.6 88 51 688.6 688.6 324.1 688.7 0.02 56 15 28242 -49.9 -83.9 1 34.0 -54.2 80 40 742.0 742.1 325.7 742.2 0.02 TRP 88 17360 -82.9 -89.9 29 7.0 -82.9 120 25 381.2 381.2 302.5 381.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 562.25 mb = 4974.55 m = 16320.51 ft Wetbulb zero: 579.37 mb = 4724.86 m = 15501.32 ft Precipitable water: 2.26 inches Sfc-500 mean rel hum: 82.46 % Est. max temperature: 32.70 C = 90.86 F Sfc-Lift cond lev (LCL): 986.21 mb = 236.23 m = 775.02 ft T: 24.99 C 700-500 lapse rate: 5.33 C/km ThetaE index: 19.53 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 897.46 mb = 1062.36 m = 3485.40 ft Mean mixing ratio: 17.58 g/kg Conv temperature: 30.67 C = 87.21 F Cap Strength: 0.98 C Lifted Index: -3.21 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.19 C Lifted Index @700 mb: -2.01 C Showalter Index: -0.10 C Risk: Thunderstorms probable Total Totals Index: 44.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 20.40 C K Index: 37.40 Risk: > 80 % chance of thunderstorms Sweat Index: 235.20 Risk: None Energy Index: -0.76 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1112.42 J/kg Max Up Vert Vel: 47.17 m/s Conv Inhibition (B-): 20.66 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 932.11 mb = 732.62 m = 2403.59 ft Lev Free Conv (LFC): 787.11 mb = 2189.89 m = 7184.60 ft Equ Level (EL): 167.11 mb = 13610.07 m = 44651.92 ft B at Equ Level: 1097.25 J/kg Max Parcel Lev (MPL): 87.11 mb = 17416.87 m = 57141.26 ft Wind level data Storm motion: 116 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 1006 60 180 1 0.0 1.0 | 291 11 9.8 -3.8 1 1000 114 90 6 -6.0 0.0 | 321 6 3.8 -4.8 2 979 305 70 11 -10.3 -3.8 | 3 9 -0.5 -8.5 3 945 610 70 18 -16.9 -6.2 | 33 13 -7.1 -10.9 4 925 800 70 21 -19.7 -7.2 | 40 16 -9.9 -12.0 5 913 914 70 20 -18.8 -6.8 | 38 15 -9.0 -11.6 6 881 1219 75 18 -17.4 -4.7 | 39 12 -7.6 -9.4 7 850 1534 95 18 -17.9 1.6 | 68 9 -8.1 -3.2 8 821 1829 115 16 -14.5 6.8 | 113 5 -4.7 2.0 9 792 2134 110 14 -13.2 4.8 | 90 3 -3.3 0.0 10 764 2438 105 15 -14.5 3.9 | 79 5 -4.7 -0.9 11 700 3177 85 12 -12.0 -1.0 | 20 6 -2.1 -5.8 12 660 3658 70 10 -9.4 -3.4 | 357 8 0.4 -8.2 13 635 3962 90 11 -11.0 0.0 | 14 5 -1.2 -4.8 14 612 4267 90 11 -11.0 0.0 | 14 5 -1.2 -4.8 15 567 4877 70 17 -16.0 -5.8 | 30 12 -6.1 -10.6 16 507 5791 95 15 -14.9 1.3 | 56 6 -5.1 -3.5 17 500 5900 90 18 -18.0 0.0 | 60 9 -8.2 -4.8 18 487 6096 95 20 -19.9 1.7 | 73 11 -10.1 -3.0 19 416 7315 70 14 -13.2 -4.8 | 19 10 -3.3 -9.6 20 400 7620 85 16 -15.9 -1.4 | 45 9 -6.1 -6.2 21 400 7620 85 16 -15.9 -1.4 | 45 9 -6.1 -6.2 22 368 8230 70 21 -19.7 -7.2 | 40 16 -9.9 -12.0 23 353 8534 80 21 -20.7 -3.6 | 52 14 -10.9 -8.4 24 325 9144 75 27 -26.1 -7.0 | 54 20 -16.3 -11.8 25 300 9730 80 21 -20.7 -3.6 | 52 14 -10.9 -8.4 26 250 11000 80 23 -22.7 -4.0 | 56 16 -12.8 -8.8 27 200 12480 90 19 -19.0 0.0 | 62 10 -9.2 -4.8 28 199 12497 85 15 -14.9 -1.3 | 40 8 -5.1 -6.1 29 181 13106 95 19 -18.9 1.7 | 71 10 -9.1 -3.1 30 164 13716 135 24 -17.0 17.0 | 150 14 -7.1 12.2 31 156 14021 135 24 -17.0 17.0 | 150 14 -7.1 12.2 32 150 14280 120 7 -6.1 3.5 | 289 4 3.8 -1.3 33 149 14326 130 11 -8.4 7.1 | 211 3 1.4 2.3 34 141 14630 110 2 -1.9 0.7 | 297 9 7.9 -4.1 35 134 14935 325 12 6.9 -9.8 | 311 22 16.7 -14.6 36 121 15545 315 20 14.1 -14.1 | 308 31 24.0 -18.9 37 115 15850 310 16 12.3 -10.3 | 304 27 22.1 -15.1 38 109 16154 290 11 10.3 -3.8 | 293 22 20.2 -8.5 39 103 16459 80 11 -10.8 -1.9 | 9 7 -1.0 -6.7 40 100 16640 110 20 -18.8 6.8 | 103 9 -9.0 2.1 41 98 16764 110 20 -18.8 6.8 | 103 9 -9.0 2.1 42 88 17360 120 25 -21.7 12.5 | 123 14 -11.8 7.7 43 88 17374 135 25 -17.7 17.7 | 149 15 -7.8 12.9 44 83 17678 115 26 -23.6 11.0 | 114 15 -13.7 6.2 45 79 17983 125 19 -15.6 10.9 | 137 8 -5.7 6.1 46 75 18288 240 12 10.4 6.0 | 267 20 20.2 1.2 47 71 18593 255 18 17.4 4.7 | 270 27 27.2 -0.1 48 70 18660 250 37 34.8 12.7 | 260 45 44.6 7.9 49 67 18898 250 38 35.7 13.0 | 260 46 45.5 8.2 50 64 19202 240 29 25.1 14.5 | 254 36 34.9 9.7 51 61 19507 280 30 29.5 -5.2 | 284 41 39.4 -10.0 52 52 20422 285 42 40.6 -10.9 | 287 53 50.4 -15.7 53 50 20670 275 31 30.9 -2.7 | 280 41 40.7 -7.5 54 39 22250 285 20 19.3 -5.2 | 289 31 29.1 -10.0 55 33 23165 220 21 13.5 16.1 | 244 26 23.3 11.3 56 30 23774 235 1 0.8 0.6 | 292 11 10.6 -4.2 57 30 23810 80 13 -12.8 -2.3 | 23 8 -3.0 -7.0 58 29 24079 80 10 -9.8 -1.7 | 0 7 -0.0 -6.5 59 27 24384 105 19 -18.4 4.9 | 91 9 -8.5 0.1 60 26 24689 95 34 -33.9 3.0 | 86 24 -24.0 -1.8 61 25 24994 85 30 -29.9 -2.6 | 70 21 -20.1 -7.4 62 23 25603 100 29 -28.6 5.0 | 91 19 -18.7 0.3 63 21 26213 120 36 -31.2 18.0 | 122 25 -21.3 13.2 64 20 26370 80 51 -50.2 -8.9 | 71 43 -40.4 -13.6 65 19 26518 90 52 -52.0 0.0 | 84 42 -42.2 -4.8 66 18 26822 75 48 -46.4 -12.4 | 65 40 -36.5 -17.2 67 16 27127 70 41 -38.5 -14.0 | 57 34 -28.7 -18.8 68 15 27432 80 40 -39.4 -6.9 | 68 32 -29.6 -11.7 69 14 27737 90 56 -56.0 0.0 | 84 46 -46.2 -4.8 70 12 28346 85 56 -55.8 -4.9 | 78 47 -46.0 -9.7 Wind Parameters Mean winds (0-6000m): 85.9 at 14.6 knts Storm direction: 115.9 at 10.9 knts Shear (0-3000m) pos: 1.9 neg: 3.3 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 96.0 deg Storm rel helicity (0-3000m) pos: 60.8 neg: -9.2 tot: 51.6 m^2/s^2 ave: 17.2 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 3.4 10^-3/s Energy-Hel index: 0.42 Bulk Rich Number: 371.96 Bulk Shear: 2.99 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 73 11 3 8| 0.0 17.7 17.7| 29.7 0.0 29.7 59.4 0.80| 18.5 14.7 1000 71 15 25 11| 1.2 8.9 10.0| 37.6 -0.7 36.9 36.9 0.70| 12.0 8.4 1500 75 16 33 11| 2.8 5.9 8.7| 53.2 -0.7 52.5 35.0 0.71| 10.7 7.6 2000 84 16 43 9| 2.9 4.4 7.3| 60.8 -1.9 58.9 29.4 0.66| 9.9 6.6 2500 88 16 48 8| 2.3 3.9 6.2| 60.8 -4.3 56.5 22.6 0.56| 8.5 4.8 3000 89 15 48 8| 1.9 3.3 5.2| 60.8 -9.2 51.6 17.2 0.44| 7.8 3.4 4000 88 14 40 7| 1.8 2.5 4.3| 64.1 -15.8 48.2 12.1 0.34| 6.9 2.3 5000 86 14 37 7| 1.5 2.7 4.1| 69.9 -15.9 53.9 10.8 0.33| 6.4 2.1 6000 86 15 39 7| 1.7 2.2 3.9| 82.9 -15.9 66.9 11.2 0.36| 6.2 2.3 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20250429.12.gif