UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for SBUG... Searching the city database file for: SBUG ... Date:1200Z 25 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 17.8 15.3 85 2.5 16.2 20 4 290.8 292.7 289.3 321.7 10.97 1 1000 93 17.6 15.0 85 2.6 16.0 10 5 290.8 292.7 289.1 321.2 10.78 2 997 119 17.4 14.7 84 2.7 15.7 3 5 290.8 292.7 289.0 320.7 10.60 3 975 311 20.0 17.0 83 3.0 18.0 311 6 295.3 297.5 292.1 331.4 12.60 4 927 746 19.2 12.2 64 7.0 14.8 26 13 298.8 300.5 290.9 327.0 9.67 5 925 765 19.0 13.0 68 6.0 15.1 30 13 298.7 300.6 291.3 328.6 10.22 6 856 1427 13.8 9.9 77 3.9 11.4 21 12 300.0 301.6 290.7 326.4 8.98 7 850 1486 13.6 7.6 67 6.0 10.1 20 12 300.4 301.8 289.8 323.2 7.72 8 826 1728 15.0 -6.0 23 21.0 5.2 43 13 304.3 304.9 286.6 313.5 2.95 9 821 1779 15.2 1.2 39 14.0 7.7 47 12 305.1 306.0 288.9 320.6 5.08 10 700 3106 5.4 -1.6 61 7.0 1.9 25 7 308.5 309.4 289.8 323.5 4.86 11 677 3378 3.4 -1.3 71 4.7 1.0 334 4 309.2 310.2 290.3 325.1 5.14 12 663 3548 3.2 -4.8 56 8.0 -0.6 327 6 310.8 311.6 289.8 323.5 4.04 13 627 3997 -0.7 -2.3 89 1.6 -1.5 308 10 311.4 312.3 291.0 327.5 5.16 14 605 4282 -2.1 -14.1 39 12.0 -6.5 279 7 312.9 313.3 288.7 319.9 2.12 15 600 4348 -1.9 -20.9 22 19.0 -7.9 268 8 313.9 314.1 288.1 318.0 1.20 16 588 4509 -1.3 -31.3 8 30.0 -8.8 241 11 316.4 316.5 288.1 318.1 0.48 17 571 4744 1.8 -46.2 1 48.0 -7.9 232 14 322.7 322.8 289.7 323.2 0.11 18 500 5800 -6.1 -39.1 5 33.0 -12.9 235 22 325.6 325.7 290.7 326.6 0.26 19 459 6461 -11.3 -32.3 16 21.0 -16.0 250 17 327.2 327.3 291.5 329.2 0.55 20 400 7500 -18.5 -51.5 4 33.0 -22.5 255 27 330.9 331.0 292.0 331.3 0.08 21 381 7862 -21.7 -45.7 10 24.0 -24.8 251 28 331.4 331.4 292.3 332.0 0.17 22 352 8444 -23.7 -55.7 4 32.0 -26.8 245 42 336.3 336.3 293.4 336.5 0.06 23 300 9590 -34.3 -53.3 13 19.0 -35.7 240 49 337.0 337.0 293.7 337.4 0.09 24 268 10363 -40.9 -56.9 16 16.0 -41.7 249 48 338.5 338.5 294.0 338.7 0.06 25 250 10830 -43.9 -60.9 14 17.0 -44.6 255 48 340.8 340.8 294.6 341.0 0.04 26 200 12290 -55.5 -67.5 21 12.0 -55.7 255 52 344.9 344.9 295.5 345.0 0.02 27 192 12549 -57.3 -69.3 20 12.0 -57.5 255 49 346.0 346.0 295.8 346.1 0.02 28 173 13207 -58.5 -77.5 7 19.0 -58.7 257 50 354.5 354.5 297.6 354.6 0.01 29 151 14049 -65.0 -79.2 12 14.2 -65.1 260 60 357.5 357.5 298.2 357.5 0.01 30 150 14090 -65.3 -79.3 13 14.0 -65.4 260 60 357.6 357.6 298.2 357.6 0.00 31 146 14254 -66.5 -79.5 14 13.0 -66.6 260 60 358.3 358.3 298.4 358.3 0.00 32 103 16327 -73.7 -88.7 8 15.0 -73.7 250 39 382.1 382.1 302.6 382.1 0.00 33 101 16442 -73.1 -88.1 8 15.0 -73.2 247 38 385.4 385.4 303.1 385.4 0.00 34 100 16500 -72.9 -87.9 9 15.0 -72.9 245 37 386.9 386.9 303.3 386.9 0.00 35 91 17048 -75.9 -88.9 11 13.0 -75.9 235 33 391.5 391.5 304.0 391.5 0.00 36 83 17579 -76.3 -89.3 11 13.0 -76.3 224 38 401.1 401.1 305.3 401.1 0.00 37 79 17867 -71.3 -89.3 5 18.0 -71.4 194 27 417.2 417.2 307.4 417.2 0.00 38 70 18590 -66.5 -89.5 3 23.0 -66.7 75 2 442.1 442.1 310.1 442.1 0.00 39 69 18677 -66.3 -89.3 3 23.0 -66.5 151 8 444.4 444.4 310.3 444.4 0.00 40 57 19822 -69.7 -89.7 4 20.0 -69.8 332 10 461.6 461.6 311.9 461.6 0.00 41 50 20610 -64.7 -89.7 2 25.0 -65.0 255 16 491.0 491.0 314.3 491.0 0.00 42 45 21257 -64.1 -89.1 2 25.0 -64.5 239 12 507.5 507.5 315.5 507.5 0.00 43 43 21536 -64.7 -89.7 2 25.0 -65.1 267 4 512.7 512.7 315.8 512.7 0.00 44 34 23009 -54.7 -84.7 1 30.0 -56.2 279 11 574.6 574.6 319.4 574.6 0.01 45 31 23600 -55.7 -85.7 1 30.0 -57.1 325 10 587.3 587.3 320.0 587.3 0.01 46 30 23810 -54.1 -85.1 1 31.0 -55.8 295 7 597.2 597.2 320.5 597.2 0.01 47 27 24490 -50.5 -82.5 1 32.0 -53.2 326 2 625.5 625.5 321.7 625.7 0.02 48 26 24734 -52.1 -83.1 1 31.0 -54.5 333 1 627.8 627.8 321.8 627.9 0.02 49 20 26450 -46.7 -81.7 1 35.0 -51.2 255 11 693.2 693.2 324.2 693.4 0.03 50 19 26791 -46.1 -81.1 1 35.0 -51.0 255 10 705.3 705.4 324.6 705.6 0.03 51 19 26791 -46.3 -81.3 1 35.0 -51.1 255 10 704.7 704.7 324.6 704.9 0.03 TRP 91 17048 -75.9 -88.9 11 13.0 -75.9 235 33 391.5 391.5 304.0 391.5 0.00 WND 151 14049 -65.0 -79.2 12 14.2 -65.1 260 60 357.5 357.5 298.2 357.5 0.01 Sounding variables and indices 1000-500 mb thick: 5707.00 m Freezing level: 633.46 mb = 3916.53 m = 12849.35 ft Freezing level: 580.87 mb = 4607.72 m = 15117.00 ft Freezing level: 554.82 mb = 4984.89 m = 16354.42 ft Wetbulb zero: 668.01 mb = 3486.59 m = 11438.81 ft Precipitable water: 1.13 inches Sfc-500 mean rel hum: 46.98 % Est. max temperature: 27.28 C = 81.11 F Sfc-Lift cond lev (LCL): 965.61 mb = 394.28 m = 1293.54 ft T: 19.85 C 700-500 lapse rate: 4.27 C/km ThetaE index: 15.06 C Layer 856.0- 821.0 mb Conv cond level (CCL): 769.13 mb = 2322.30 m = 7619.01 ft Mean mixing ratio: 10.92 g/kg Conv temperature: 33.53 C = 92.36 F Cap Strength: 7.46 C Lifted Index: 6.13 C Risk: None Lifted Index @300 mb: 7.31 C Lifted Index @700 mb: 1.81 C Showalter Index: 8.53 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 13.70 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 137.20 Risk: None Energy Index: 0.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.91 J/kg Max Up Vert Vel: 7.73 m/s Conv Inhibition (B-): 28786.85 J/kg Cap Strength: 7.42 C Lift Cond Lev (LCL): 888.92 mb = 1104.53 m = 3623.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 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 1002 74 20 4 -1.4 -3.8 | 124 7 -5.7 3.8 1 1000 93 10 5 -0.9 -4.9 | 117 6 -5.2 2.6 2 976 305 310 6 4.6 -3.9 | 185 4 0.3 3.7 3 942 610 360 11 -0.0 -11.0 | 51 6 -4.3 -3.4 4 925 765 30 13 -6.5 -11.3 | 71 11 -10.8 -3.7 5 909 914 30 13 -6.5 -11.3 | 71 11 -10.8 -3.7 6 850 1486 20 12 -4.1 -11.3 | 66 9 -8.4 -3.7 7 846 1524 30 16 -8.0 -13.9 | 63 14 -12.3 -6.3 8 816 1829 50 11 -8.4 -7.1 | 92 13 -12.7 0.5 9 787 2134 60 8 -6.9 -4.0 | 108 12 -11.2 3.6 10 758 2438 65 8 -7.3 -3.4 | 110 12 -11.5 4.2 11 700 3106 25 7 -3.0 -6.3 | 99 7 -7.3 1.2 12 679 3353 335 4 1.7 -3.6 | 147 5 -2.6 3.9 13 629 3962 310 10 7.7 -6.4 | 251 4 3.4 1.1 14 605 4267 280 7 6.9 -1.2 | 202 7 2.6 6.3 15 583 4572 230 12 9.2 7.7 | 198 16 4.9 15.3 16 520 5486 240 22 19.1 11.0 | 219 24 14.8 18.6 17 500 5800 235 22 18.0 12.6 | 214 24 13.7 20.2 18 481 6096 235 20 16.4 11.5 | 212 23 12.1 19.0 19 462 6401 250 17 16.0 5.8 | 221 18 11.7 13.4 20 400 7500 255 27 26.1 7.0 | 236 26 21.8 14.5 21 377 7925 250 28 26.3 9.6 | 232 28 22.0 17.1 22 362 8230 245 35 31.7 14.8 | 231 35 27.4 22.3 23 347 8534 245 46 41.7 19.4 | 234 46 37.4 27.0 24 319 9144 240 44 38.1 22.0 | 229 45 33.8 29.6 25 300 9590 240 49 42.4 24.5 | 230 50 38.1 32.1 26 250 10830 255 48 46.4 12.4 | 245 47 42.1 20.0 27 200 12290 255 52 50.2 13.5 | 245 51 45.9 21.0 28 184 12802 255 46 44.4 11.9 | 244 45 40.1 19.5 29 151 14049 260 60 59.1 10.4 | 252 58 54.8 18.0 30 150 14090 260 60 59.1 10.4 | 252 58 54.8 18.0 31 144 14326 260 60 59.1 10.4 | 252 58 54.8 18.0 32 130 14935 260 40 39.4 6.9 | 248 38 35.1 14.5 33 117 15545 270 49 49.0 -0.0 | 260 45 44.7 7.6 34 100 16500 245 37 33.5 15.6 | 232 37 29.2 23.2 35 96 16764 245 37 33.5 15.6 | 232 37 29.2 23.2 36 91 17048 235 33 27.0 18.9 | 221 35 22.7 26.5 37 86 17374 235 34 27.9 19.5 | 221 36 23.6 27.1 38 82 17678 220 40 25.7 30.6 | 209 44 21.4 38.2 39 78 17983 180 21 0.0 21.0 | 171 29 -4.3 28.6 40 74 18288 210 16 8.0 13.9 | 190 22 3.7 21.4 41 70 18590 75 2 -1.9 -0.5 | 139 9 -6.2 7.0 42 70 18593 180 10 0.0 10.0 | 166 18 -4.3 17.6 43 67 18898 75 2 -1.9 -0.5 | 139 9 -6.2 7.0 44 63 19202 315 10 7.1 -7.1 | 260 3 2.8 0.5 45 60 19507 290 12 11.3 -4.1 | 244 8 7.0 3.5 46 57 19812 335 10 4.2 -9.1 | 3 2 -0.1 -1.5 47 54 20117 265 11 11.0 1.0 | 218 11 6.7 8.5 48 52 20422 260 12 11.8 2.1 | 218 12 7.5 9.6 49 50 20610 255 16 15.5 4.1 | 224 16 11.2 11.7 50 49 20726 235 19 15.6 10.9 | 211 22 11.3 18.5 51 47 21031 255 14 13.5 3.6 | 220 14 9.2 11.2 52 45 21336 235 11 9.0 6.3 | 199 15 4.7 13.9 53 42 21641 280 1 1.0 -0.2 | 156 8 -3.3 7.4 54 40 21946 295 20 18.1 -8.5 | 274 14 13.8 -0.9 55 37 22555 220 23 14.8 17.6 | 203 27 10.5 25.2 56 35 22860 195 10 2.6 9.7 | 174 17 -1.7 17.2 57 33 23165 350 11 1.9 -10.8 | 36 4 -2.4 -3.3 58 32 23470 345 12 3.1 -11.6 | 16 4 -1.2 -4.0 59 30 23810 295 7 6.3 -3.0 | 204 5 2.1 4.6 60 26 24689 335 1 0.4 -0.9 | 150 8 -3.9 6.7 61 20 26450 255 11 10.6 2.8 | 211 12 6.3 10.4 62 16 27127 255 8 7.7 2.1 | 200 10 3.4 9.6 Wind Parameters Mean winds (0-6000m): 300.4 at 11.6 knts Storm direction: 330.4 at 8.7 knts Shear (0-3000m) pos: 1.7 neg: 1.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -24.2 deg Storm rel helicity (0-3000m) pos: 41.7 neg: -7.9 tot: 33.8 m^2/s^2 ave: 11.3 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.02 Bulk Shear: 7.45 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 ------------------------------------------------------------------------------- 500 339 7 122 2| 0.0 7.2 7.2| 3.0 -0.7 2.3 4.6 -0.02| 14.3 -0.3 1000 9 10 71 6| 3.6 3.6 7.2| 9.4 -1.5 7.9 7.9 0.11| 11.5 1.3 1500 16 11 69 8| 3.3 2.4 5.7| 10.4 -3.1 7.2 4.8 0.08| 9.7 0.8 2000 24 11 75 9| 2.6 1.8 4.4| 38.5 -3.1 35.4 17.7 0.28| 9.5 2.7 2500 30 10 82 10| 2.1 1.5 3.5| 41.7 -4.7 37.0 14.8 0.28| 8.0 2.3 3000 32 10 85 10| 1.7 1.8 3.6| 41.7 -7.9 33.8 11.3 0.23| 7.4 1.7 4000 20 9 83 8| 1.3 2.4 3.7| 49.7 -9.6 40.1 10.0 0.29| 7.4 2.1 5000 1 10 65 5| 0.9 2.0 2.9| 69.3 -20.7 48.6 9.7 0.22| 7.8 1.7 6000 300 12 253 6| 0.8 1.5 2.3| 87.4 -35.7 51.7 8.6 0.20| 7.2 1.5 Wrote GIF file: /home/apache/climate/data/raob//SBUG/skewt/SBUG.skewt.20250425.12.gif