UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for SBUG... Searching the city database file for: SBUG ... Date:1200Z 26 APR 25 Station: SBUG WMO ident: 83928 Latitude: -29.78 Longitude: -57.04 Elevation: 74.00 ------------------------------------------------------------------------------- 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 1002 74 18.0 17.8 99 0.2 17.9 75 2 291.0 293.3 291.0 327.3 12.90 1 1000 96 18.6 17.8 95 0.8 18.1 220 1 291.8 294.0 291.2 328.3 12.93 2 975 315 21.4 17.5 78 3.9 18.8 250 11 296.7 299.0 292.9 334.3 13.01 3 925 770 18.2 16.3 89 1.9 17.0 245 9 297.9 300.2 293.0 334.8 12.70 4 877 1225 14.6 14.6 100 0.0 14.6 277 7 298.8 300.9 292.7 333.7 12.00 5 850 1489 13.2 13.2 100 0.0 13.2 300 7 300.0 302.0 292.5 333.0 11.29 6 838 1609 12.4 12.3 99 0.1 12.3 286 8 300.4 302.3 292.3 332.0 10.79 7 820 1791 11.2 8.1 81 3.1 9.3 265 10 301.0 302.5 290.4 325.5 8.29 8 798 2019 14.0 1.0 41 13.0 7.1 229 11 306.3 307.3 289.4 322.1 5.16 9 766 2363 11.4 6.7 73 4.7 8.6 199 10 307.1 308.6 292.2 331.6 8.06 10 712 2970 6.8 -2.2 53 9.0 2.3 231 8 308.5 309.4 289.6 322.7 4.57 11 700 3110 6.4 -6.6 39 13.0 0.5 260 7 309.6 310.2 288.8 320.1 3.33 12 698 3133 6.4 -7.6 36 14.0 0.1 259 7 309.8 310.4 288.6 319.6 3.09 13 684 3300 7.0 -16.0 18 23.0 -1.7 250 5 312.3 312.6 287.9 317.6 1.60 14 625 4036 3.2 -21.8 14 25.0 -5.0 293 11 316.1 316.3 288.6 319.8 1.07 15 544 5143 -5.9 -25.9 19 20.0 -11.3 287 30 318.1 318.2 289.0 321.0 0.85 16 506 5708 -8.7 -25.7 24 17.0 -13.3 281 40 321.3 321.5 290.2 324.6 0.93 17 500 5800 -9.3 -28.3 20 19.0 -14.0 280 42 321.7 321.8 290.0 324.3 0.74 18 406 7379 -18.3 -48.3 5 30.0 -22.2 284 48 329.8 329.8 291.8 330.3 0.12 19 400 7490 -19.1 -49.1 5 30.0 -22.8 285 48 330.2 330.2 291.9 330.6 0.11 20 300 9560 -35.7 -58.7 8 23.0 -37.0 280 57 335.1 335.1 293.1 335.2 0.05 21 268 10333 -42.3 -61.3 11 19.0 -43.0 283 60 336.4 336.4 293.4 336.6 0.04 22 250 10800 -45.5 -60.5 17 15.0 -46.0 285 62 338.4 338.4 294.0 338.6 0.04 23 246 10907 -46.1 -60.1 19 14.0 -46.6 284 62 339.1 339.1 294.1 339.3 0.05 24 220 11638 -51.1 -70.1 9 19.0 -51.5 279 61 342.4 342.4 294.9 342.4 0.01 25 200 12250 -54.7 -72.7 9 18.0 -54.9 275 60 346.1 346.1 295.8 346.2 0.01 26 174 13132 -59.3 -76.0 10 16.7 -59.5 270 75 352.6 352.6 297.2 352.6 0.01 27 162 13577 -61.7 -77.7 10 16.0 -61.9 271 74 355.9 355.9 297.9 355.9 0.01 28 150 14050 -65.1 -80.1 11 15.0 -65.2 275 70 357.9 357.9 298.3 358.0 0.00 29 125 15145 -71.7 -82.7 18 11.0 -71.8 285 63 365.1 365.1 299.7 365.1 0.00 30 101 16401 -72.5 -88.5 7 16.0 -72.6 282 52 386.5 386.5 303.3 386.6 0.00 31 100 16460 -71.7 -87.7 7 16.0 -71.8 280 49 389.2 389.2 303.7 389.2 0.00 32 89 17143 -72.9 -88.9 7 16.0 -72.9 283 50 400.0 400.0 305.2 400.0 0.00 33 74 18237 -67.3 -89.3 3 22.0 -67.5 293 23 433.5 433.5 309.2 433.5 0.00 34 70 18570 -68.3 -89.3 3 21.0 -68.4 290 23 438.3 438.3 309.7 438.3 0.00 35 59 19593 -70.7 -89.7 4 19.0 -70.8 266 12 454.8 454.8 311.3 454.8 0.00 36 50 20590 -65.5 -89.5 2 24.0 -65.8 330 15 489.1 489.1 314.1 489.1 0.00 37 42 21666 -58.7 -87.7 1 29.0 -59.5 309 17 531.0 531.0 317.0 531.0 0.00 38 32 23388 -54.5 -84.5 1 30.0 -56.1 306 14 585.2 585.2 319.9 585.2 0.01 39 30 23800 -55.7 -85.7 1 30.0 -57.2 245 12 592.8 592.8 320.3 592.8 0.01 40 25 24971 -51.9 -83.9 1 32.0 -54.4 325 13 635.4 635.4 322.1 635.5 0.01 41 23 25516 -47.7 -82.7 1 35.0 -51.5 331 21 663.1 663.1 323.2 663.3 0.02 42 20 26440 -47.1 -82.1 1 35.0 -51.5 285 14 692.0 692.0 324.1 692.2 0.02 43 18 27140 -45.5 -81.5 1 36.0 -50.8 269 16 718.2 718.2 325.0 718.5 0.03 44 15 28349 -48.1 -82.1 1 34.0 -53.0 242 20 748.0 748.0 325.9 748.3 0.03 45 13 29296 -46.5 -82.5 1 36.0 -52.5 257 20 784.8 784.8 326.8 785.1 0.03 TRP 125 15145 -71.7 -82.7 18 11.0 -71.8 285 63 365.1 365.1 299.7 365.1 0.00 WND 174 13132 -59.3 -76.0 10 16.7 -59.5 270 75 352.6 352.6 297.2 352.6 0.01 Sounding variables and indices 1000-500 mb thick: 5704.00 m Freezing level: 596.52 mb = 4425.41 m = 14518.87 ft Wetbulb zero: 696.94 mb = 3145.90 m = 10321.06 ft Precipitable water: 1.28 inches Sfc-500 mean rel hum: 48.68 % Est. max temperature: 26.90 C = 80.43 F Sfc-Lift cond lev (LCL): 999.31 mb = 101.95 m = 334.47 ft T: 18.68 C 700-500 lapse rate: 5.84 C/km ThetaE index: 13.98 C Layer 712.0- 625.0 mb Conv cond level (CCL): 894.16 mb = 1059.31 m = 3475.40 ft Mean mixing ratio: 12.81 g/kg Conv temperature: 25.48 C = 77.86 F Cap Strength: 3.08 C Lifted Index: 0.23 C Risk: Showers probable Lifted Index @300 mb: 2.25 C Lifted Index @700 mb: 0.81 C Showalter Index: 0.52 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 22.50 C K Index: 22.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 214.40 Risk: None Energy Index: -1.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.85 J/kg Max Up Vert Vel: 7.86 m/s Conv Inhibition (B-): 21.56 J/kg Cap Strength: 3.05 C Lift Cond Lev (LCL): 918.25 mb = 832.46 m = 2731.13 ft Lev Free Conv (LFC): 873.25 mb = 1260.79 m = 4136.41 ft Equ Level (EL): 813.25 mb = 1860.12 m = 6102.68 ft B at Equ Level: 26.03 J/kg Max Parcel Lev (MPL): 783.25 mb = 2176.11 m = 7139.38 ft Wind level data Storm motion: 302 at 12 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 1002 74 75 2 -1.9 -0.5 | 115 13 -11.8 5.5 1 1000 96 220 1 0.6 0.8 | 126 11 -9.2 6.8 2 976 305 250 11 10.3 3.8 | 183 10 0.5 9.8 3 942 610 245 10 9.1 4.2 | 176 10 -0.8 10.3 4 925 770 245 9 8.2 3.8 | 170 10 -1.7 9.8 5 909 914 250 8 7.5 2.7 | 165 9 -2.3 8.8 6 850 1489 300 7 6.1 -3.5 | 124 5 -3.8 2.5 7 816 1829 260 10 9.8 1.7 | 180 8 -0.0 7.8 8 787 2134 210 11 5.5 9.5 | 164 16 -4.4 15.6 9 759 2438 195 10 2.6 9.7 | 155 17 -7.3 15.7 10 731 2743 185 10 0.9 10.0 | 151 18 -9.0 16.0 11 700 3110 260 7 6.9 1.2 | 158 8 -3.0 7.3 12 654 3658 230 2 1.5 1.3 | 131 11 -8.3 7.3 13 629 3962 295 10 9.1 -4.2 | 156 2 -0.8 1.8 14 606 4267 285 17 16.4 -4.4 | 256 7 6.6 1.6 15 561 4877 290 25 23.5 -8.6 | 280 14 13.6 -2.5 16 500 5800 280 42 41.4 -7.3 | 272 32 31.5 -1.3 17 481 6096 270 44 44.0 -0.0 | 260 35 34.1 6.0 18 400 7490 285 48 46.4 -12.4 | 280 37 36.5 -6.4 19 361 8230 285 50 48.3 -12.9 | 280 39 38.4 -6.9 20 346 8534 285 52 50.2 -13.5 | 280 41 40.4 -7.4 21 300 9560 280 57 56.1 -9.9 | 275 46 46.3 -3.9 22 250 10800 285 62 59.9 -16.0 | 281 51 50.0 -10.0 23 200 12250 275 60 59.8 -5.2 | 269 50 49.9 0.8 24 192 12497 275 59 58.8 -5.1 | 269 49 48.9 0.9 25 174 13132 270 75 75.0 -0.0 | 265 65 65.1 6.0 26 166 13411 270 75 75.0 -0.0 | 265 65 65.1 6.0 27 150 14050 275 70 69.7 -6.1 | 270 60 59.9 -0.1 28 125 15145 285 63 60.9 -16.3 | 281 52 51.0 -10.3 29 123 15240 285 58 56.0 -15.0 | 281 47 46.2 -9.0 30 105 16154 290 67 63.0 -22.9 | 288 56 53.1 -16.9 31 100 16460 280 49 48.3 -8.5 | 274 38 38.4 -2.5 32 95 16764 280 49 48.3 -8.5 | 274 38 38.4 -2.5 33 86 17374 285 51 49.3 -13.2 | 280 40 39.4 -7.2 34 77 17983 280 36 35.5 -6.3 | 270 26 25.6 -0.2 35 73 18288 295 21 19.0 -8.9 | 287 10 9.2 -2.8 36 70 18570 290 23 21.6 -7.9 | 279 12 11.8 -1.8 37 70 18593 285 19 18.4 -4.9 | 262 9 8.5 1.1 38 66 18898 290 23 21.6 -7.9 | 279 12 11.8 -1.8 39 63 19202 275 26 25.9 -2.3 | 257 16 16.0 3.8 40 60 19507 260 14 13.8 2.4 | 205 9 3.9 8.5 41 57 19812 280 7 6.9 -1.2 | 148 6 -3.0 4.8 42 54 20117 280 22 21.7 -3.8 | 259 12 11.8 2.2 43 51 20422 240 22 19.1 11.0 | 208 19 9.2 17.0 44 50 20590 330 15 7.5 -13.0 | 19 7 -2.4 -7.0 45 49 20726 245 18 16.3 7.6 | 205 15 6.5 13.6 46 47 21031 340 20 6.8 -18.8 | 13 13 -3.0 -12.8 47 44 21336 295 20 18.1 -8.5 | 286 9 8.3 -2.4 48 40 21946 320 15 9.6 -11.5 | 2 5 -0.2 -5.5 49 37 22555 280 14 13.8 -2.4 | 227 5 3.9 3.6 50 35 22860 305 10 8.2 -5.7 | 100 2 -1.7 0.3 51 33 23165 295 14 12.7 -5.9 | 268 3 2.8 0.1 52 32 23470 310 14 10.7 -9.0 | 344 3 0.9 -3.0 53 30 23774 250 17 16.0 5.8 | 207 13 6.1 11.9 54 30 23800 245 12 10.9 5.1 | 185 11 1.0 11.1 55 29 24079 230 16 12.3 10.3 | 188 16 2.4 16.3 56 27 24384 260 12 11.8 2.1 | 194 8 2.0 8.1 57 26 24689 305 12 9.8 -6.9 | 2 1 -0.0 -0.8 58 25 24994 325 13 7.5 -10.6 | 27 5 -2.4 -4.6 59 22 25908 335 26 11.0 -23.6 | 356 18 1.1 -17.5 60 20 26440 285 14 13.5 -3.6 | 237 4 3.7 2.4 61 15 27432 240 20 17.3 10.0 | 205 18 7.5 16.0 62 14 27737 260 20 19.7 3.5 | 226 14 9.8 9.5 63 10 28651 235 19 15.6 10.9 | 199 18 5.7 16.9 64 9 28956 285 12 11.6 -3.1 | 211 3 1.7 2.9 65 8 29566 255 13 12.6 3.4 | 196 10 2.7 9.4 Wind Parameters Mean winds (0-6000m): 271.5 at 15.4 knts Storm direction: 301.5 at 11.6 knts Shear (0-3000m) pos: 3.0 neg: 2.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 45.5 deg Storm rel helicity (0-3000m) pos: 54.0 neg: -42.0 tot: 12.1 m^2/s^2 ave: 4.0 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 1.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.24 Bulk Shear: 9.54 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 ------------------------------------------------------------------------------- 500 248 8 167 9| 12.4 0.0 12.4| 36.2 -2.2 33.9 67.9 0.85| 14.5 12.3 1000 248 9 168 9| 5.0 0.0 5.0| 36.2 -8.0 28.1 28.1 0.53| 9.4 5.0 1500 258 8 166 8| 3.2 0.0 3.2| 37.6 -12.7 25.0 16.7 0.32| 8.3 2.6 2000 257 9 169 8| 2.4 2.8 5.3| 42.1 -19.8 22.4 11.2 0.24| 9.4 2.2 2500 244 9 169 10| 1.9 2.8 4.7| 42.1 -38.8 3.3 1.3 0.10| 8.7 0.9 3000 237 9 168 11| 3.0 2.3 5.3| 54.0 -42.0 12.1 4.0 0.12| 9.1 1.1 4000 244 8 165 10| 3.7 2.0 5.7| 63.5 -53.3 10.2 2.5 0.12| 9.1 1.1 5000 264 11 187 7| 3.7 1.1 4.8| 75.8 -54.9 20.8 4.2 0.16| 9.0 1.4 6000 272 15 225 8| 3.1 2.0 5.1| 75.8-131.3 -55.5 -9.3 0.04| 9.4 0.4 Wrote GIF file: /home/apache/climate/data/raob//SBUG/skewt/SBUG.skewt.20250426.12.gif