UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 16 APR 25 Station: SBUL WMO ident: 83525 Latitude: -18.89 Longitude: -48.23 Elevation: 943.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 115 1 925 801 SFC 910 943 20.4 19.1 92 1.3 19.5 140 2 301.6 304.4 296.0 347.2 15.47 3 850 1528 16.2 15.8 97 0.4 16.0 300 9 303.1 305.6 295.0 342.8 13.40 4 847 1558 16.0 15.2 95 0.8 15.5 300 9 303.2 305.6 294.7 341.6 12.93 5 830 1731 17.0 14.3 84 2.7 15.2 302 10 306.0 308.4 295.1 343.4 12.44 6 751 2580 11.8 10.7 93 1.1 11.1 329 12 309.3 311.3 294.8 342.2 10.83 7 720 2934 11.2 7.1 76 4.1 8.7 313 10 312.4 314.0 294.2 339.7 8.83 8 700 3169 9.4 7.0 85 2.4 7.9 310 8 312.9 314.6 294.5 340.8 9.02 9 690 3288 9.2 4.3 71 4.9 6.3 311 10 314.0 315.4 293.7 337.6 7.57 10 601 4415 1.0 1.0 100 0.0 1.0 311 17 317.1 318.5 294.0 338.9 6.87 11 550 5124 -1.9 -1.9 100 0.0 -1.9 252 14 321.8 323.0 294.7 341.5 6.06 12 547 5168 -1.5 -3.0 89 1.5 -2.3 248 14 322.8 323.9 294.6 341.1 5.62 13 538 5300 -1.7 -6.1 72 4.4 -3.8 246 16 324.1 325.0 294.1 339.0 4.51 14 529 5434 -2.5 -6.6 73 4.1 -4.5 247 17 324.7 325.6 294.1 339.3 4.41 15 500 5880 -4.5 -11.5 58 7.0 -7.5 250 24 327.6 328.2 293.9 338.3 3.17 16 478 6233 -6.3 -18.3 38 12.0 -10.6 254 26 329.6 330.0 293.4 336.2 1.89 17 461 6515 -8.7 -12.9 72 4.2 -10.4 263 27 330.0 330.6 294.4 340.5 3.08 18 440 6875 -11.5 -16.2 68 4.7 -13.2 272 27 330.9 331.4 294.1 339.4 2.45 19 415 7321 -14.1 -14.3 98 0.2 -14.2 277 25 333.1 333.8 295.2 343.7 3.05 20 400 7600 -16.1 -16.2 99 0.1 -16.2 280 23 334.1 334.6 295.1 343.5 2.70 21 389 7810 -17.5 -17.5 100 0.0 -17.5 283 21 334.9 335.4 295.2 343.7 2.49 22 352 8552 -22.1 -22.2 99 0.1 -22.1 280 34 338.4 338.8 295.5 345.0 1.83 23 349 8615 -22.5 -39.5 20 17.0 -25.2 280 35 338.7 338.8 294.3 340.1 0.35 24 344 8720 -23.1 -46.1 10 23.0 -26.1 280 38 339.3 339.3 294.3 340.0 0.18 25 333 8958 -24.5 -30.5 57 6.0 -25.8 282 41 340.5 340.7 295.3 344.0 0.91 26 323 9179 -25.9 -44.9 15 19.0 -28.3 284 41 341.6 341.6 294.9 342.5 0.22 27 312 9429 -27.9 -33.9 56 6.0 -29.0 275 41 342.2 342.3 295.5 344.9 0.70 28 300 9710 -30.3 -34.3 68 4.0 -31.0 265 40 342.7 342.8 295.6 345.3 0.70 29 294 9853 -31.7 -34.6 75 2.9 -32.1 262 40 342.7 342.8 295.6 345.3 0.69 30 278 10247 -34.3 -44.3 36 10.0 -35.4 253 40 344.5 344.5 295.6 345.5 0.27 31 262 10659 -38.1 -43.1 59 5.0 -38.6 252 41 344.8 344.8 295.7 346.1 0.32 32 254 10872 -39.7 -49.7 34 10.0 -40.4 254 42 345.5 345.5 295.8 346.1 0.16 33 250 10980 -40.5 -49.5 37 9.0 -41.2 255 42 345.9 345.9 295.8 346.5 0.17 34 243 11173 -42.3 -49.3 46 7.0 -42.8 258 42 346.0 346.0 295.9 346.7 0.18 35 224 11718 -46.7 -51.7 57 5.0 -47.0 267 41 347.4 347.4 296.2 348.0 0.14 36 210 12143 -49.5 -58.5 34 9.0 -49.8 268 47 349.5 349.5 296.6 349.8 0.07 37 200 12460 -52.5 -57.5 55 5.0 -52.7 265 55 349.6 349.6 296.6 350.0 0.08 38 189 12823 -55.9 -59.2 66 3.3 -56.0 263 55 349.9 349.9 296.7 350.2 0.07 39 152 14171 -68.1 -71.5 62 3.4 -68.1 265 57 351.4 351.4 297.0 351.5 0.02 40 150 14250 -68.9 -73.0 55 4.1 -68.9 265 58 351.4 351.4 297.0 351.5 0.01 41 148 14330 -69.5 -73.8 53 4.3 -69.5 266 58 351.7 351.7 297.0 351.8 0.01 42 136 14831 -72.9 -77.9 47 5.0 -72.9 269 56 354.3 354.3 297.5 354.3 0.01 43 121 15511 -76.9 -82.9 38 6.0 -76.9 260 52 359.0 359.0 298.5 359.0 0.00 44 115 15804 -76.7 -83.8 31 7.1 -76.7 260 59 364.7 364.7 299.6 364.7 0.00 45 101 16553 -76.1 -86.1 19 10.0 -76.2 264 30 379.6 379.6 302.2 379.6 0.00 46 100 16610 -76.3 -86.3 19 10.0 -76.3 265 26 380.3 380.3 302.3 380.3 0.00 47 87 17403 -80.1 -89.1 21 9.0 -80.1 274 29 388.1 388.1 303.5 388.1 0.00 48 82 17740 -76.7 -87.7 16 11.0 -76.7 262 30 401.7 401.7 305.5 401.7 0.00 49 74 18323 -80.9 -89.9 21 9.0 -80.9 307 11 404.8 404.8 305.9 404.8 0.00 50 70 18640 -75.5 -88.5 11 13.0 -75.6 275 17 422.9 422.9 308.0 422.9 0.00 51 64 19164 -69.9 -87.9 6 18.0 -70.0 241 13 446.1 446.1 310.5 446.1 0.00 52 63 19257 -70.9 -88.9 5 18.0 -71.0 222 9 445.9 445.9 310.5 446.0 0.00 53 50 20640 -65.5 -88.5 3 23.0 -65.8 35 3 489.1 489.1 314.1 489.1 0.00 54 40 22007 -63.7 -88.7 2 25.0 -64.1 62 13 525.9 525.9 316.6 525.9 0.00 55 39 22163 -64.3 -89.3 2 25.0 -64.7 68 17 528.2 528.2 316.8 528.2 0.00 56 30 23800 -56.9 -86.9 1 30.0 -58.2 90 25 589.5 589.5 320.1 589.6 0.01 57 24 25222 -52.5 -85.5 1 33.0 -54.9 87 30 641.2 641.2 322.3 641.2 0.01 58 20 26400 -50.9 -84.9 1 34.0 -54.1 90 32 680.4 680.4 323.8 680.5 0.01 59 19 26734 -50.7 -84.7 1 34.0 -54.1 90 32 691.0 691.1 324.1 691.2 0.02 TRP 121 15511 -76.9 -82.9 38 6.0 -76.9 260 52 359.0 359.0 298.5 359.0 0.00 WND 115 15804 -76.7 -83.8 31 7.1 -76.7 260 59 364.7 364.7 299.6 364.7 0.00 Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 583.41 mb = 4659.81 m = 15287.89 ft Wetbulb zero: 583.32 mb = 4654.11 m = 15269.21 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 86.70 % Est. max temperature: 27.52 C = 81.53 F Sfc-Lift cond lev (LCL): 893.04 mb = 1104.40 m = 3623.30 ft T: 19.24 C 700-500 lapse rate: 5.13 C/km ThetaE index: 5.58 C Layer 850.0- 830.0 mb Conv cond level (CCL): 847.38 mb = 1554.40 m = 5099.69 ft Mean mixing ratio: 13.63 g/kg Conv temperature: 21.98 C = 71.57 F Cap Strength: 1.60 C Lifted Index: 0.64 C Risk: Showers probable Lifted Index @300 mb: 1.35 C Lifted Index @700 mb: 0.47 C Showalter Index: 1.16 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 20.30 C K Index: 34.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 231.60 Risk: None Energy Index: -0.95 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 98.94 J/kg Max Up Vert Vel: 14.07 m/s Conv Inhibition (B-): 51.30 J/kg Cap Strength: 1.45 C Lift Cond Lev (LCL): 842.57 mb = 1603.03 m = 5259.23 ft Lev Free Conv (LFC): 657.57 mb = 3681.14 m = 12077.08 ft Equ Level (EL): 537.57 mb = 5306.50 m = 17409.58 ft B at Equ Level: 87.35 J/kg Max Parcel Lev (MPL): 287.57 mb = 10009.06 m = 32837.72 ft Wind level data Storm motion: 313 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 ---------------------------------------------------------- 0 910 943 140 2 -1.3 1.5 | 134 14 -9.9 9.6 1 850 1524 300 11 9.5 -5.5 | 199 3 0.9 2.6 2 850 1528 300 9 7.8 -4.5 | 167 4 -0.8 3.6 3 791 2134 305 12 9.8 -6.9 | 225 2 1.2 1.2 4 763 2438 340 12 4.1 -11.3 | 55 6 -4.5 -3.2 5 736 2743 315 11 7.8 -7.8 | 111 1 -0.8 0.3 6 700 3169 310 8 6.1 -5.1 | 140 4 -2.5 3.0 7 659 3658 315 15 10.6 -10.6 | 322 3 2.0 -2.5 8 611 4267 315 17 12.0 -12.0 | 319 5 3.4 -3.9 9 588 4572 305 18 14.7 -10.3 | 290 7 6.1 -2.2 10 545 5182 245 14 12.7 5.9 | 196 15 4.1 14.0 11 500 5880 250 24 22.6 8.2 | 221 21 13.9 16.3 12 486 6096 250 26 24.4 8.9 | 223 23 15.8 17.0 13 449 6706 270 28 28.0 -0.0 | 247 21 19.4 8.1 14 400 7600 280 23 22.7 -4.0 | 254 15 14.0 4.1 15 383 7925 285 20 19.3 -5.2 | 255 11 10.7 2.9 16 367 8230 280 26 25.6 -4.5 | 258 17 17.0 3.6 17 338 8839 280 41 40.4 -7.1 | 268 32 31.8 1.0 18 324 9144 285 41 39.6 -10.6 | 275 31 31.0 -2.5 19 300 9710 265 40 39.8 3.5 | 250 33 31.2 11.6 20 273 10363 250 40 37.6 13.7 | 233 36 29.0 21.8 21 250 10980 255 42 40.6 10.9 | 239 37 32.0 19.0 22 218 11887 270 41 41.0 -0.0 | 256 33 32.4 8.1 23 200 12460 265 55 54.8 4.8 | 254 48 46.2 12.9 24 199 12497 265 56 55.8 4.9 | 255 49 47.2 13.0 25 172 13411 260 52 51.2 9.0 | 248 46 42.6 17.1 26 150 14250 265 58 57.8 5.1 | 255 51 49.2 13.2 27 133 14935 270 56 56.0 -0.0 | 260 48 47.4 8.1 28 121 15511 260 52 51.2 9.0 | 248 46 42.6 17.1 29 115 15804 260 59 58.1 10.2 | 250 53 49.5 18.3 30 108 16154 260 59 58.1 10.2 | 250 53 49.5 18.3 31 100 16610 265 26 25.9 2.3 | 239 20 17.3 10.4 32 97 16764 265 26 25.9 2.3 | 239 20 17.3 10.4 33 92 17069 290 24 22.6 -8.2 | 270 14 13.9 -0.1 34 83 17678 260 34 33.5 5.9 | 241 29 24.9 14.0 35 79 17983 270 16 16.0 -0.0 | 222 11 7.4 8.1 36 74 18288 305 11 9.0 -6.3 | 192 2 0.4 1.8 37 71 18593 325 11 6.3 -9.0 | 68 2 -2.3 -0.9 38 70 18640 275 17 16.9 -1.5 | 232 11 8.3 6.6 39 67 18898 295 22 19.9 -9.3 | 276 11 11.3 -1.2 40 60 19507 175 1 -0.1 1.0 | 136 13 -8.7 9.1 41 52 20422 85 12 -12.0 -1.0 | 109 22 -20.6 7.0 42 50 20640 35 3 -1.7 -2.5 | 119 12 -10.3 5.6 43 45 21336 5 11 -1.0 -11.0 | 73 10 -9.6 -2.9 44 40 21946 60 11 -9.5 -5.5 | 98 18 -18.1 2.6 45 39 22250 70 19 -17.9 -6.5 | 93 27 -26.5 1.6 46 37 22555 50 15 -11.5 -9.6 | 86 20 -20.1 -1.5 47 35 22860 85 13 -13.0 -1.1 | 108 23 -21.6 7.0 48 33 23165 100 16 -15.8 2.8 | 114 27 -24.4 10.9 49 30 23774 100 26 -25.6 4.5 | 110 36 -34.2 12.6 50 30 23800 90 25 -25.0 0.0 | 104 35 -33.6 8.1 51 27 24384 75 28 -27.0 -7.2 | 91 36 -35.7 0.8 52 25 24994 95 28 -27.9 2.4 | 106 38 -36.5 10.5 53 23 25603 75 33 -31.9 -8.5 | 89 40 -40.5 -0.4 54 22 25908 90 29 -29.0 0.0 | 102 38 -37.6 8.1 55 20 26400 90 32 -32.0 0.0 | 101 41 -40.6 8.1 56 18 26822 90 33 -33.0 0.0 | 101 42 -41.6 8.1 Wind Parameters Mean winds (0-6000m): 283.2 at 15.8 knts Storm direction: 313.2 at 11.8 knts Shear (0-3000m) pos: 3.4 neg: 1.0 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): -174.1 deg Storm rel helicity (0-3000m) pos: 44.2 neg: -2.4 tot: 41.7 m^2/s^2 ave: 13.9 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 3.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 7.13 Bulk Shear: 13.87 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 ------------------------------------------------------------------------------- 500 299 6 147 6| 11.6 0.0 11.6| 40.6 0.0 40.6 81.3 0.74| 16.6 12.3 1000 299 8 158 4| 6.7 0.0 6.7| 41.6 -2.4 39.3 39.3 0.52| 11.3 5.9 1500 307 9 155 3| 4.8 0.0 4.8| 42.9 -2.4 40.5 27.0 0.54| 10.7 5.8 2000 312 10 140 2| 3.6 1.4 5.0| 43.7 -2.4 41.4 20.7 0.51| 9.8 4.9 2500 312 10 140 2| 3.3 1.1 4.4| 44.1 -2.4 41.7 16.7 0.49| 9.0 4.4 3000 312 11 139 1| 3.4 1.0 4.4| 44.2 -2.4 41.7 13.9 0.46| 8.2 3.8 4000 309 12 244 1| 2.6 2.3 4.9| 44.2 -28.0 16.2 4.0 0.14| 8.1 1.2 5000 294 13 234 5| 2.4 2.5 4.9| 77.8 -42.6 35.3 7.1 0.15| 8.2 1.2 6000 283 16 236 8| 2.8 2.1 4.9|139.8 -42.6 97.2 16.2 0.24| 7.9 1.9 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20250416.12.gif