UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103012.upa.cvt Date: 1200Z 30 OCT 25 Searching for SBUL... Searching the city database file for: SBUL ... Date:1200Z 30 OCT 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 162 1 925 848 SFC 915 943 20.8 18.6 87 2.2 19.3 200 8 301.5 304.2 295.6 345.4 14.90 3 850 1578 17.0 16.2 95 0.8 16.5 130 8 304.0 306.5 295.5 344.9 13.76 4 835 1730 16.4 14.8 90 1.6 15.3 106 8 304.9 307.2 295.1 343.1 12.78 5 816 1927 16.6 13.3 81 3.3 14.4 74 9 307.1 309.3 295.0 342.8 11.85 6 700 3217 8.4 6.8 90 1.6 7.4 280 14 311.8 313.5 294.1 339.2 8.90 7 577 4789 -0.9 -0.9 100 0.0 -0.9 289 18 318.6 319.8 294.0 338.5 6.22 8 514 5703 -6.7 -8.1 90 1.4 -7.3 280 17 322.3 323.1 293.2 335.6 4.04 9 504 5857 -5.1 -12.1 58 7.0 -8.0 288 14 326.1 326.7 293.4 336.2 3.00 10 500 5920 -5.5 -12.5 58 7.0 -8.4 295 12 326.3 326.9 293.4 336.2 2.93 11 446 6805 -12.7 -17.7 66 5.0 -14.4 237 13 328.1 328.5 293.2 335.5 2.13 12 411 7425 -15.1 -19.5 69 4.4 -16.6 273 23 332.8 333.2 294.3 339.8 1.99 13 400 7630 -16.7 -20.1 75 3.4 -17.8 280 23 333.3 333.7 294.3 340.1 1.94 14 363 8353 -22.3 -22.6 97 0.3 -22.4 305 25 335.2 335.5 294.6 341.3 1.72 15 332 9005 -26.3 -30.3 69 4.0 -27.1 299 32 338.4 338.6 294.7 341.8 0.93 16 300 9730 -32.9 -35.0 81 2.1 -33.2 280 35 339.0 339.1 294.7 341.5 0.65 17 298 9777 -33.1 -35.1 82 2.0 -33.4 281 35 339.4 339.5 294.8 341.8 0.65 18 282 10160 -36.5 -38.7 80 2.2 -36.8 284 39 339.9 340.0 294.7 341.7 0.48 19 269 10484 -38.3 -45.3 48 7.0 -38.9 280 43 341.9 341.9 295.0 342.9 0.25 20 250 10980 -42.7 -46.3 68 3.6 -43.0 275 50 342.6 342.6 295.1 343.5 0.24 21 227 11626 -48.7 -50.8 79 2.1 -48.8 269 56 343.0 343.0 295.2 343.7 0.16 22 215 11982 -51.1 -59.1 38 8.0 -51.4 265 59 344.6 344.7 295.5 344.9 0.06 23 208 12197 -53.1 -56.9 63 3.8 -53.2 263 61 344.8 344.8 295.6 345.1 0.08 24 200 12450 -55.1 -60.1 54 5.0 -55.2 260 63 345.5 345.5 295.7 345.8 0.06 25 191 12742 -57.5 -62.2 55 4.7 -57.6 258 68 346.2 346.2 295.8 346.4 0.05 26 186 12910 -58.1 -73.1 13 15.0 -58.3 257 71 347.9 347.9 296.2 347.9 0.01 27 180 13116 -59.7 -72.0 19 12.4 -59.8 255 75 348.6 348.6 296.3 348.6 0.01 28 177 13220 -60.5 -71.5 22 11.0 -60.6 255 75 348.9 348.9 296.4 349.0 0.01 TRP WND 180 13116 -59.7 -72.0 19 12.4 -59.8 255 75 348.6 348.6 296.3 348.6 0.01 Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 588.90 mb = 4636.63 m = 15211.85 ft Wetbulb zero: 590.57 mb = 4599.70 m = 15090.69 ft Precipitable water: 1.68 inches Sfc-500 mean rel hum: 90.36 % Est. max temperature: 28.19 C = 82.74 F Sfc-Lift cond lev (LCL): 886.13 mb = 1219.31 m = 4000.31 ft T: 19.15 C 700-500 lapse rate: 5.14 C/km ThetaE index: 9.79 C Layer 850.0- 504.0 mb Conv cond level (CCL): 793.80 mb = 2158.78 m = 7082.53 ft Mean mixing ratio: 13.74 g/kg Conv temperature: 27.08 C = 80.75 F Cap Strength: 1.76 C Lifted Index: -0.54 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.45 C Lifted Index @700 mb: -0.64 C Showalter Index: -0.66 C Risk: Thunderstorms probable Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.50 C Cross Totals Index: 21.70 C K Index: 37.10 Risk: > 80 % chance of thunderstorms Sweat Index: 222.40 Risk: None Energy Index: -1.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 453.07 J/kg Max Up Vert Vel: 30.10 m/s Conv Inhibition (B-): 37.73 J/kg Cap Strength: 1.70 C Lift Cond Lev (LCL): 843.30 mb = 1645.59 m = 5398.84 ft Lev Free Conv (LFC): 728.30 mb = 2883.44 m = 9459.99 ft Equ Level (EL): 218.30 mb = 11882.18 m = 38983.06 ft B at Equ Level: 450.93 J/kg Wind level data Storm motion: 315 at 10 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 ---------------------------------------------------------- 0 915 943 200 8 2.7 7.5 | 163 15 -4.3 14.5 1 850 1578 130 8 -6.1 5.1 | 133 18 -13.2 12.1 2 796 2134 40 9 -5.8 -6.9 | 90 13 -12.8 0.1 3 768 2438 360 4 -0.0 -4.0 | 113 8 -7.0 3.0 4 740 2743 270 10 10.0 -0.0 | 203 8 3.0 7.0 5 700 3217 280 14 13.8 -2.4 | 236 8 6.7 4.5 6 638 3962 305 18 14.7 -10.3 | 294 8 7.7 -3.4 7 614 4267 300 16 13.9 -8.0 | 279 7 6.8 -1.0 8 548 5182 280 20 19.7 -3.5 | 255 13 12.7 3.5 9 508 5791 280 16 15.8 -2.8 | 244 10 8.7 4.2 10 500 5920 295 12 10.9 -5.1 | 244 4 3.8 1.9 11 489 6096 295 13 11.8 -5.5 | 253 5 4.7 1.5 12 470 6401 285 12 11.6 -3.1 | 230 6 4.6 3.8 13 451 6706 230 11 8.4 7.1 | 186 14 1.4 14.0 14 417 7315 275 23 22.9 -2.0 | 253 17 15.9 4.9 15 401 7620 270 23 23.0 -0.0 | 246 17 16.0 7.0 16 400 7630 280 23 22.7 -4.0 | 259 16 15.6 3.0 17 384 7925 285 23 22.2 -6.0 | 266 15 15.2 1.0 18 368 8230 305 23 18.8 -13.2 | 298 13 11.8 -6.2 19 339 8839 305 33 27.0 -18.9 | 301 23 20.0 -12.0 20 312 9449 280 30 29.5 -5.2 | 266 23 22.5 1.7 21 300 9730 280 35 34.5 -6.1 | 268 27 27.4 0.9 22 286 10058 285 38 36.7 -9.8 | 276 30 29.7 -2.9 23 250 10980 275 50 49.8 -4.4 | 267 43 42.8 2.6 24 200 12450 260 63 62.0 10.9 | 252 58 55.0 17.9 25 180 13116 255 75 72.4 19.4 | 248 71 65.4 26.4 26 171 13411 255 75 72.4 19.4 | 248 71 65.4 26.4 Wind Parameters Mean winds (0-6000m): 284.6 at 13.2 knts Storm direction: 314.6 at 9.9 knts Shear (0-3000m) pos: 1.7 neg: 2.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 128.7 deg Storm rel helicity (0-3000m) pos: 39.1 neg: -92.7 tot: -53.6 m^2/s^2 ave: -17.9 10^-3 m/s^2 rel: 0.02 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 0.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 10.97 Bulk Shear: 41.29 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 ------------------------------------------------------------------------------- 500 174 8 152 17| 0.0 7.6 7.6| 0.0 -31.5 -31.5 -63.0 -0.92| 7.9 -7.3 1000 140 8 137 18| 0.0 7.7 7.7| 0.0 -78.6 -78.6 -78.6 -0.95| 9.4 -8.9 1500 109 8 123 17| 0.0 4.1 4.1| 7.9 -92.7 -84.8 -56.5 -0.59| 10.2 -6.1 2000 125 8 130 18| 0.0 3.1 3.1| 17.4 -92.7 -75.3 -37.6 -0.21| 11.4 -2.4 2500 272 9 198 7| 1.0 2.5 3.5| 27.5 -92.7 -65.1 -26.0 -0.09| 10.1 -0.9 3000 288 10 218 5| 1.7 2.1 3.8| 39.1 -92.7 -53.6 -17.9 0.02| 9.4 0.2 4000 292 12 242 5| 1.3 1.7 2.9| 39.1-103.3 -64.3 -16.1 -0.06| 8.0 -0.5 5000 288 13 244 6| 1.2 1.3 2.5| 39.3-112.7 -73.3 -14.7 -0.09| 7.5 -0.7 6000 285 13 238 7| 1.0 1.6 2.6| 60.0-132.6 -72.6 -12.1 -0.10| 7.9 -0.8 Wrote GIF file: /home/apache/climate/data/raob//SBUL/skewt/SBUL.skewt.20251030.12.gif