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 SBNT... Searching the city database file for: SBNT ... Date:1200Z 29 APR 25 Station: SBNT WMO ident: 82599 Latitude: -5.92 Longitude: -35.25 Elevation: 52.00 ------------------------------------------------------------------------------- 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 1007 52 29.6 24.6 75 5.0 25.9 120 6 302.1 305.8 298.8 360.4 19.69 1 1001 92 27.6 23.2 77 4.4 24.4 111 9 300.7 304.0 297.5 354.0 18.17 2 1000 99 27.4 23.1 77 4.3 24.3 110 10 300.5 303.9 297.4 353.6 18.07 3 930 739 21.6 21.0 96 0.6 21.2 113 13 300.9 304.1 296.9 351.1 17.07 4 925 786 22.0 17.6 76 4.4 18.9 110 12 301.8 304.3 294.9 342.5 13.82 5 923 805 22.0 17.1 74 4.9 18.7 110 12 302.0 304.5 294.7 341.6 13.41 6 887 1149 19.4 16.5 83 2.9 17.4 116 12 302.8 305.2 294.9 342.5 13.43 7 865 1365 18.4 14.6 79 3.8 15.8 121 13 303.9 306.1 294.3 340.1 12.17 8 856 1455 19.6 6.6 43 13.0 11.9 123 14 306.1 307.4 291.1 327.8 7.15 9 850 1516 19.6 4.6 37 15.0 10.9 125 14 306.7 307.8 290.5 325.8 6.26 10 837 1649 20.0 0.0 26 20.0 9.2 135 15 308.5 309.3 289.6 322.6 4.57 11 835 1669 20.0 0.0 26 20.0 9.2 137 15 308.7 309.5 289.6 322.9 4.58 12 791 2133 17.0 -3.0 25 20.0 6.8 165 12 310.3 311.0 289.5 322.5 3.87 13 712 3019 9.6 -4.4 37 14.0 2.8 87 3 311.6 312.3 289.9 323.9 3.87 14 701 3148 8.0 1.0 61 7.0 4.2 76 2 311.2 312.3 291.6 329.5 5.88 15 700 3160 8.0 1.0 61 7.0 4.2 75 2 311.3 312.5 291.6 329.7 5.89 16 690 3279 7.8 -5.2 39 13.0 1.5 87 2 312.4 313.1 290.1 324.4 3.76 17 686 3327 9.2 -17.8 13 27.0 -0.9 92 2 314.5 314.7 288.5 319.1 1.37 18 680 3399 9.8 -27.2 5 37.0 -1.7 94 3 315.9 316.1 288.1 318.1 0.60 19 620 4158 4.6 -31.4 5 36.0 -5.3 118 12 318.4 318.5 288.8 320.0 0.45 20 567 4883 2.4 -38.6 3 41.0 -7.4 110 13 324.1 324.1 290.3 325.0 0.24 21 551 5114 2.0 -42.0 2 44.0 -7.8 88 14 326.3 326.3 290.9 327.0 0.17 22 500 5890 -3.1 -34.1 7 31.0 -10.8 95 25 329.3 329.3 291.9 330.9 0.43 23 470 6374 -6.9 -34.9 9 28.0 -13.4 96 30 330.4 330.5 292.3 332.0 0.42 24 403 7553 -14.3 -51.3 3 37.0 -19.5 96 23 335.7 335.7 293.3 336.0 0.08 25 400 7610 -14.1 -54.1 2 40.0 -19.4 95 25 336.7 336.7 293.6 336.9 0.06 26 358 8441 -21.1 -41.1 15 20.0 -24.2 110 20 338.1 338.2 294.1 339.3 0.29 27 353 8545 -21.1 -45.1 10 24.0 -24.5 112 19 339.5 339.5 294.4 340.3 0.19 28 300 9730 -28.3 -62.3 2 34.0 -30.8 185 8 345.5 345.5 295.7 345.6 0.03 29 296 9826 -28.9 -55.9 6 27.0 -31.2 191 9 346.0 346.0 295.8 346.3 0.07 30 250 11010 -39.3 -53.3 21 14.0 -40.2 280 3 347.6 347.7 296.2 348.1 0.11 31 216 11989 -48.1 -57.1 35 9.0 -48.4 208 3 348.8 348.9 296.4 349.2 0.08 32 213 12081 -48.9 -62.9 18 14.0 -49.3 205 4 349.0 349.0 296.4 349.2 0.04 33 205 12331 -51.5 -61.5 29 10.0 -51.8 199 6 348.7 348.8 296.4 348.9 0.05 34 200 12490 -52.7 -58.7 48 6.0 -52.9 195 8 349.3 349.3 296.5 349.6 0.07 35 197 12587 -53.5 -57.0 65 3.5 -53.6 192 9 349.6 349.6 296.6 349.9 0.09 36 185 12988 -56.9 -63.9 41 7.0 -57.1 179 11 350.4 350.4 296.7 350.6 0.04 37 150 14280 -68.1 -71.3 63 3.2 -68.1 175 13 352.8 352.8 297.3 352.8 0.02 38 133 14994 -73.1 -80.1 34 7.0 -73.1 163 14 356.2 356.2 298.0 356.2 0.00 39 117 15736 -78.3 -85.3 31 7.0 -78.3 117 10 359.9 359.9 298.7 359.9 0.00 40 100 16630 -79.3 -87.3 26 8.0 -79.3 130 23 374.5 374.5 301.4 374.5 0.00 41 88 17349 -83.3 -90.3 28 7.0 -83.3 125 20 380.4 380.4 302.3 380.4 0.00 42 72 18495 -73.1 -89.1 7 16.0 -73.2 259 10 424.6 424.6 308.2 424.6 0.00 43 70 18660 -73.7 -89.7 7 16.0 -73.7 275 24 426.7 426.7 308.5 426.7 0.00 44 67 18913 -75.3 -90.3 8 15.0 -75.3 275 24 428.6 428.6 308.7 428.6 0.00 45 57 19865 -66.9 -89.9 3 23.0 -67.1 268 25 468.0 468.0 312.5 468.0 0.00 46 54 20189 -68.3 -89.3 3 21.0 -68.5 250 26 472.0 472.0 312.8 472.0 0.00 47 50 20650 -67.3 -89.3 3 22.0 -67.5 250 11 484.9 484.9 313.8 484.9 0.00 48 44 21426 -65.7 -89.7 2 24.0 -66.0 266 14 506.9 506.9 315.4 506.9 0.00 49 40 22014 -60.3 -88.3 1 28.0 -61.0 288 14 534.4 534.4 317.2 534.4 0.00 50 34 23024 -62.9 -89.9 1 27.0 -63.5 346 10 553.0 553.0 318.3 553.0 0.00 51 30 23800 -60.7 -88.7 1 28.0 -61.6 135 16 579.2 579.2 319.6 579.2 0.00 52 29 24011 -60.7 -88.7 1 28.0 -61.6 153 17 584.8 584.8 319.9 584.8 0.01 53 28 24231 -57.5 -87.5 1 30.0 -58.8 167 18 599.6 599.6 320.6 599.6 0.01 54 26 24697 -59.1 -88.1 1 29.0 -60.3 118 16 607.9 607.9 321.0 607.9 0.01 55 23 25478 -52.5 -84.5 1 32.0 -55.0 83 16 649.0 649.0 322.6 649.1 0.01 TRP 88 17349 -83.3 -90.3 28 7.0 -83.3 125 20 380.4 380.4 302.3 380.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5791.00 m Freezing level: 531.00 mb = 5418.32 m = 17776.43 ft Wetbulb zero: 687.49 mb = 3308.61 m = 10854.89 ft Precipitable water: 1.25 inches Sfc-500 mean rel hum: 31.34 % Est. max temperature: 33.28 C = 91.90 F Sfc-Lift cond lev (LCL): 937.09 mb = 671.91 m = 2204.39 ft T: 22.21 C 700-500 lapse rate: 4.07 C/km ThetaE index: 19.87 C Layer 865.0- 835.0 mb Conv cond level (CCL): 897.41 mb = 1048.29 m = 3439.22 ft Mean mixing ratio: 16.77 g/kg Conv temperature: 29.99 C = 85.98 F Cap Strength: 2.81 C Lifted Index: -0.31 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.17 C Lifted Index @700 mb: -2.71 C Showalter Index: 10.24 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 7.70 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 108.20 Risk: None Energy Index: 1.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 336.35 J/kg Max Up Vert Vel: 25.94 m/s Conv Inhibition (B-): 8.26 J/kg Cap Strength: 2.70 C Lift Cond Lev (LCL): 916.85 mb = 862.68 m = 2830.28 ft Lev Free Conv (LFC): 871.85 mb = 1297.46 m = 4256.69 ft Equ Level (EL): 861.85 mb = 1396.71 m = 4582.33 ft B at Equ Level: 4.94 J/kg Max Parcel Lev (MPL): 851.85 mb = 1497.23 m = 4912.10 ft Wind level data Storm motion: 141 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 1007 52 120 6 -5.2 3.0 | 353 4 0.5 -4.0 1 1000 99 110 10 -9.4 3.4 | 47 5 -3.7 -3.5 2 977 305 120 14 -12.1 7.0 | 90 6 -6.5 0.0 3 944 610 120 14 -12.1 7.0 | 90 6 -6.5 0.0 4 925 786 110 12 -11.3 4.1 | 63 6 -5.6 -2.9 5 911 914 110 10 -9.4 3.4 | 47 5 -3.7 -3.5 6 850 1516 125 14 -11.5 8.0 | 100 6 -5.8 1.1 7 849 1524 125 13 -10.6 7.5 | 96 5 -5.0 0.5 8 819 1829 150 17 -8.5 14.7 | 160 8 -2.8 7.8 9 790 2134 165 12 -3.1 11.6 | 209 5 2.6 4.6 10 762 2438 135 7 -4.9 4.9 | 341 2 0.7 -2.0 11 700 3160 75 2 -1.9 -0.5 | 333 8 3.7 -7.5 12 684 3353 95 2 -2.0 0.2 | 332 8 3.7 -6.8 13 658 3658 90 10 -10.0 0.0 | 32 8 -4.3 -7.0 14 611 4267 125 12 -9.8 6.9 | 89 4 -4.2 -0.1 15 567 4877 110 13 -12.2 4.4 | 69 7 -6.6 -2.5 16 546 5182 80 14 -13.8 -2.4 | 41 12 -8.1 -9.4 17 526 5486 65 18 -16.3 -7.6 | 36 18 -10.7 -14.6 18 500 5890 95 25 -24.9 2.2 | 76 20 -19.2 -4.8 19 487 6096 100 26 -25.6 4.5 | 83 20 -19.9 -2.4 20 468 6401 95 30 -29.9 2.6 | 80 25 -24.2 -4.3 21 432 7010 75 11 -10.6 -2.8 | 27 11 -5.0 -9.8 22 416 7315 100 14 -13.8 2.4 | 61 9 -8.1 -4.5 23 400 7610 95 25 -24.9 2.2 | 76 20 -19.2 -4.8 24 383 7925 95 27 -26.9 2.4 | 78 22 -21.2 -4.6 25 368 8230 105 23 -22.2 6.0 | 87 17 -16.6 -1.0 26 339 8839 120 14 -12.1 7.0 | 90 6 -6.5 0.0 27 325 9144 95 10 -10.0 0.9 | 35 7 -4.3 -6.1 28 312 9449 115 8 -7.3 3.4 | 24 4 -1.6 -3.6 29 300 9730 185 8 0.7 8.0 | 261 6 6.4 1.0 30 286 10058 205 10 4.2 9.1 | 258 10 9.9 2.1 31 274 10363 185 12 1.0 12.0 | 233 8 6.7 5.0 32 262 10668 195 10 2.6 9.7 | 252 9 8.3 2.7 33 250 11010 280 3 3.0 -0.5 | 311 11 8.6 -7.5 34 219 11887 210 2 1.0 1.7 | 308 8 6.7 -5.2 35 200 12490 195 8 2.1 7.7 | 264 8 7.7 0.8 36 181 13106 175 12 -1.0 12.0 | 223 7 4.6 5.0 37 172 13411 190 13 2.3 12.8 | 234 10 7.9 5.8 38 164 13716 165 15 -3.9 14.5 | 193 8 1.8 7.5 39 156 14021 180 18 0.0 18.0 | 207 12 5.7 11.0 40 150 14280 175 13 -1.1 13.0 | 217 8 4.5 6.0 41 149 14326 160 15 -5.1 14.1 | 184 7 0.5 7.1 42 141 14630 190 14 2.4 13.8 | 230 11 8.1 6.8 43 134 14935 165 14 -3.6 13.5 | 197 7 2.0 6.6 44 121 15545 140 11 -7.1 8.4 | 136 2 -1.4 1.5 45 114 15850 100 10 -9.8 1.7 | 39 7 -4.2 -5.2 46 109 16154 95 13 -13.0 1.1 | 51 9 -7.3 -5.8 47 103 16459 140 15 -9.6 11.5 | 139 6 -4.0 4.5 48 100 16630 130 23 -17.6 14.8 | 123 14 -12.0 7.8 49 98 16764 130 23 -17.6 14.8 | 123 14 -12.0 7.8 50 92 17069 120 20 -17.3 10.0 | 105 12 -11.7 3.0 51 88 17349 125 20 -16.4 11.5 | 113 12 -10.7 4.5 52 88 17374 135 20 -14.1 14.1 | 130 11 -8.5 7.2 53 83 17678 120 19 -16.5 9.5 | 103 11 -10.8 2.5 54 79 17983 75 16 -15.5 -4.1 | 41 15 -9.8 -11.1 55 75 18288 235 10 8.2 5.7 | 275 14 13.9 -1.2 56 71 18593 270 10 10.0 -0.0 | 294 17 15.7 -7.0 57 70 18660 275 24 23.9 -2.1 | 287 31 29.6 -9.1 58 67 18898 275 24 23.9 -2.1 | 287 31 29.6 -9.1 59 64 19202 275 19 18.9 -1.7 | 289 26 24.6 -8.6 60 61 19507 295 19 17.2 -8.0 | 303 27 22.9 -15.0 61 55 20117 250 29 27.3 9.9 | 265 33 32.9 3.0 62 50 20650 250 11 10.3 3.8 | 281 16 16.0 -3.2 63 49 20726 235 16 13.1 9.2 | 263 19 18.8 2.2 64 47 21031 245 12 10.9 5.1 | 277 17 16.5 -1.9 65 45 21336 265 14 13.9 1.2 | 286 20 19.6 -5.7 66 41 21946 270 16 16.0 -0.0 | 288 23 21.7 -7.0 67 37 22555 50 1 -0.8 -0.6 | 327 9 4.9 -7.6 68 35 22860 340 10 3.4 -9.4 | 331 19 9.1 -16.4 69 33 23165 350 10 1.7 -9.8 | 336 18 7.4 -16.8 70 30 23774 200 15 5.1 14.1 | 237 13 10.8 7.1 71 30 23800 135 16 -11.3 11.3 | 128 7 -5.7 4.4 72 28 24079 170 18 -3.1 17.7 | 193 11 2.5 10.8 73 24 24689 75 14 -13.5 -3.6 | 37 13 -7.9 -10.6 74 23 24994 85 16 -15.9 -1.4 | 51 13 -10.3 -8.4 75 21 25298 110 20 -18.8 6.8 | 89 13 -13.1 -0.1 76 20 25603 100 36 -35.5 6.3 | 89 30 -29.8 -0.7 Wind Parameters Mean winds (0-6000m): 110.9 at 12.0 knts Storm direction: 140.9 at 9.0 knts Shear (0-3000m) pos: 1.7 neg: 2.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): -15.3 deg Storm rel helicity (0-3000m) pos: 36.9 neg: -9.4 tot: 27.5 m^2/s^2 ave: 9.2 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 4.0 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 1010.69 Bulk Shear: 0.33 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 ------------------------------------------------------------------------------- 500 118 12 78 5| 0.0 8.2 8.2| 9.9 0.0 9.9 19.7 0.96| 9.1 8.7 1000 116 12 73 6| 0.0 2.6 2.6| 11.0 -6.9 4.1 4.1 0.35| 7.4 2.6 1500 118 12 76 5| 1.3 1.7 3.0| 16.6 -6.9 9.7 6.5 0.48| 6.4 3.1 2000 126 13 98 5| 2.6 1.3 3.9| 33.9 -6.9 27.0 13.5 0.64| 7.7 4.9 2500 130 12 104 4| 2.1 1.9 4.0| 36.9 -6.9 30.0 12.0 0.61| 8.3 5.1 3000 129 11 89 3| 1.7 2.1 3.8| 36.9 -9.4 27.5 9.2 0.51| 7.7 4.0 4000 124 10 60 3| 1.7 1.5 3.2| 57.1 -11.3 45.8 11.5 0.57| 7.6 4.3 5000 122 10 65 4| 1.5 1.8 3.3| 59.7 -19.7 40.1 8.0 0.45| 7.1 3.2 6000 111 12 64 6| 2.3 2.2 4.5|133.8 -30.2 103.6 17.3 0.47| 7.9 3.7 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20250429.12.gif