UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for SBRB... Searching the city database file for: SBRB ... Date:1200Z 1 DEC 25 Station: SBRB WMO ident: 82917 Latitude: -10.00 Longitude: -67.80 Elevation: 143.00 ------------------------------------------------------------------------------- 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 91 SFC 988 143 24.2 23.2 94 1.0 23.5 20 5 298.4 301.7 297.1 352.0 18.41 2 965 370 24.6 20.3 77 4.3 21.5 6 11 300.8 303.7 296.0 347.0 15.73 3 925 776 23.0 20.0 83 3.0 20.9 330 12 302.8 305.8 296.7 350.5 16.11 4 850 1508 19.0 15.5 80 3.5 16.6 315 17 306.0 308.5 295.6 345.5 13.14 5 700 3154 9.4 8.3 93 1.1 8.7 290 20 312.9 314.8 295.1 343.4 9.87 6 658 3667 6.4 6.1 98 0.3 6.2 308 18 315.1 316.8 295.1 343.3 9.02 7 591 4543 1.4 0.6 94 0.8 1.0 348 10 319.1 320.4 294.5 340.8 6.78 8 557 5021 0.0 -3.3 78 3.3 -1.7 6 0 322.9 324.0 294.4 340.5 5.39 9 500 5880 -5.7 -5.8 99 0.1 -5.8 50 3 326.1 327.1 294.9 342.5 4.97 10 484 6134 -6.7 -6.7 100 0.0 -6.7 40 4 327.9 328.9 295.3 343.9 4.79 11 419 7247 -12.7 -17.7 66 5.0 -14.5 32 2 334.0 334.5 294.8 342.0 2.27 12 408 7450 -13.9 -17.6 74 3.7 -15.2 31 2 335.0 335.5 295.1 343.3 2.35 13 400 7600 -14.9 -17.8 78 2.9 -15.9 30 2 335.6 336.1 295.3 344.0 2.36 14 326 9114 -26.9 -27.1 98 0.2 -26.9 339 5 339.3 339.6 295.3 344.0 1.27 15 300 9710 -30.1 -43.1 27 13.0 -31.7 275 7 343.0 343.0 295.3 344.1 0.28 16 297 9782 -30.7 -43.7 27 13.0 -32.2 276 7 343.1 343.2 295.3 344.2 0.27 17 294 9854 -31.3 -39.3 45 8.0 -32.4 277 7 343.2 343.3 295.5 344.9 0.43 18 275 10323 -35.5 -39.2 69 3.7 -36.0 285 7 343.8 343.9 295.7 345.6 0.46 19 250 10980 -41.1 -45.8 60 4.7 -41.5 295 7 345.0 345.0 295.7 346.0 0.25 20 238 11311 -43.7 -50.7 46 7.0 -44.1 276 10 345.9 346.0 295.8 346.6 0.15 21 222 11773 -48.3 -52.9 59 4.6 -48.5 259 11 345.8 345.8 295.8 346.3 0.13 22 220 11832 -48.9 -54.9 50 6.0 -49.1 259 11 345.8 345.8 295.8 346.2 0.10 23 207 12228 -51.7 -60.7 33 9.0 -52.0 256 9 347.5 347.5 296.1 347.7 0.05 24 200 12450 -53.5 -57.6 61 4.1 -53.7 255 8 348.0 348.1 296.3 348.4 0.08 25 191 12744 -55.9 -69.9 16 14.0 -56.1 259 6 348.8 348.8 296.4 348.9 0.02 26 150 14240 -67.1 -76.1 27 9.0 -67.2 270 20 354.5 354.5 297.6 354.5 0.01 27 132 14999 -73.3 -78.3 46 5.0 -73.3 266 23 356.6 356.6 298.0 356.7 0.01 28 115 15802 -75.3 -84.3 23 9.0 -75.3 255 10 367.3 367.3 300.1 367.3 0.00 29 101 16544 -80.5 -86.5 36 6.0 -80.5 164 7 371.1 371.1 300.8 371.1 0.00 30 100 16600 -80.7 -85.7 43 5.0 -80.7 150 5 371.8 371.8 300.9 371.8 0.00 31 82 17704 -86.3 -90.9 43 4.6 -86.3 75 43 382.1 382.1 302.6 382.1 0.00 32 79 17908 -86.7 -91.4 42 4.7 -86.7 71 44 385.3 385.3 303.1 385.3 0.00 33 76 18123 -80.7 -87.7 30 7.0 -80.7 70 37 402.2 402.2 305.5 402.2 0.00 34 70 18590 -77.9 -87.9 18 10.0 -77.9 90 21 417.7 417.7 307.4 417.7 0.00 35 67 18841 -76.1 -88.1 13 12.0 -76.2 91 20 426.9 426.9 308.5 426.9 0.00 36 61 19381 -76.9 -88.9 13 12.0 -76.9 103 22 436.7 436.7 309.6 436.7 0.00 37 55 19988 -68.9 -89.9 3 21.0 -69.1 79 23 468.2 468.2 312.5 468.2 0.00 38 50 20560 -66.9 -89.9 3 23.0 -67.1 100 21 485.8 485.8 313.9 485.8 0.00 39 44 21339 -63.1 -89.1 2 26.0 -63.6 97 26 513.2 513.2 315.8 513.2 0.00 40 33 23098 -65.5 -89.5 2 24.0 -65.9 92 38 550.9 550.9 318.1 550.9 0.00 41 30 23680 -63.7 -88.7 2 25.0 -64.3 90 42 571.0 571.0 319.2 571.0 0.00 42 27 24328 -62.7 -88.7 2 26.0 -63.4 88 43 591.3 591.3 320.2 591.3 0.01 TRP 82 17704 -86.3 -90.9 43 4.6 -86.3 75 43 382.1 382.1 302.6 382.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 557.00 mb = 5020.95 m = 16472.72 ft Wetbulb zero: 578.79 mb = 4711.44 m = 15457.29 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 88.16 % Est. max temperature: 32.35 C = 90.23 F Sfc-Lift cond lev (LCL): 974.12 mb = 279.38 m = 916.58 ft T: 24.44 C 700-500 lapse rate: 5.54 C/km ThetaE index: 10.03 C Layer 850.0- 500.0 mb Conv cond level (CCL): 837.70 mb = 1631.62 m = 5353.03 ft Mean mixing ratio: 15.96 g/kg Conv temperature: 32.37 C = 90.26 F Cap Strength: 2.04 C Lifted Index: -2.44 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.29 C Lifted Index @700 mb: -0.99 C Showalter Index: -1.09 C Risk: Thunderstorms probable Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.70 C Cross Totals Index: 21.20 C K Index: 39.10 Risk: > 80 % chance of thunderstorms Sweat Index: 223.00 Risk: None Energy Index: -0.63 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 648.23 J/kg Max Up Vert Vel: 36.01 m/s Conv Inhibition (B-): 62.92 J/kg Cap Strength: 2.04 C Lift Cond Lev (LCL): 894.23 mb = 1068.84 m = 3506.65 ft Lev Free Conv (LFC): 749.23 mb = 2577.77 m = 8457.15 ft Equ Level (EL): 189.23 mb = 12801.68 m = 41999.76 ft B at Equ Level: 644.88 J/kg Max Parcel Lev (MPL): 109.23 mb = 16096.00 m = 52807.76 ft Wind level data Storm motion: 344 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 ---------------------------------------------------------- 0 988 143 20 5 -1.7 -4.7 | 135 6 -4.3 4.3 1 971 305 10 10 -1.7 -9.8 | 80 4 -4.4 -0.8 2 941 610 350 16 2.8 -15.8 | 359 7 0.2 -6.7 3 925 776 330 12 6.0 -10.4 | 292 4 3.4 -1.4 4 910 914 325 13 7.5 -10.6 | 288 5 4.8 -1.6 5 850 1508 315 17 12.0 -12.0 | 288 10 9.4 -3.0 6 818 1829 295 18 16.3 -7.6 | 264 14 13.7 1.4 7 790 2134 300 18 15.6 -9.0 | 270 13 13.0 0.0 8 762 2438 300 19 16.5 -9.5 | 272 14 13.8 -0.5 9 735 2743 300 21 18.2 -10.5 | 275 16 15.6 -1.5 10 700 3154 290 20 18.8 -6.8 | 262 16 16.2 2.2 11 683 3353 295 21 19.0 -8.9 | 269 16 16.4 0.2 12 610 4267 335 12 5.1 -10.9 | 307 3 2.5 -1.8 13 588 4572 350 10 1.7 -9.8 | 48 1 -0.9 -0.8 14 566 4877 0 0 -0.0 -0.0 | 164 9 -2.6 9.0 15 500 5880 50 3 -2.3 -1.9 | 145 9 -4.9 7.1 16 486 6096 40 4 -2.6 -3.1 | 139 8 -5.2 6.0 17 400 7600 30 2 -1.0 -1.7 | 154 8 -3.6 7.3 18 367 8230 70 3 -2.8 -1.0 | 146 10 -5.4 8.0 19 300 9710 275 7 7.0 -0.6 | 207 9 4.4 8.4 20 250 10980 295 7 6.3 -3.0 | 211 7 3.7 6.1 21 228 11582 260 12 11.8 2.1 | 220 14 9.2 11.1 22 200 12450 255 8 7.7 2.1 | 205 12 5.1 11.1 23 171 13411 270 1 1.0 -0.0 | 170 9 -1.6 9.0 24 163 13716 235 11 9.0 6.3 | 203 17 6.4 15.4 25 155 14021 245 14 12.7 5.9 | 214 18 10.1 15.0 26 150 14240 270 20 20.0 -0.0 | 243 20 17.4 9.0 27 148 14326 270 20 20.0 -0.0 | 243 20 17.4 9.0 28 133 14935 265 24 23.9 2.1 | 242 24 21.3 11.1 29 120 15545 280 10 9.8 -1.7 | 225 10 7.2 7.3 30 102 16459 185 11 1.0 11.0 | 175 20 -1.7 20.0 31 100 16600 150 5 -2.5 4.3 | 159 14 -5.1 13.4 32 97 16764 160 6 -2.1 5.6 | 162 15 -4.7 14.7 33 87 17374 70 12 -11.3 -4.1 | 110 15 -13.9 4.9 34 82 17704 75 43 -41.5 -11.1 | 87 44 -44.2 -2.1 35 78 17983 70 45 -42.3 -15.4 | 82 45 -44.9 -6.3 36 74 18288 70 29 -27.3 -9.9 | 88 30 -29.9 -0.9 37 70 18590 90 21 -21.0 0.0 | 111 25 -23.6 9.0 38 70 18593 95 22 -21.9 1.9 | 114 27 -24.5 11.0 39 66 18898 90 20 -20.0 0.0 | 112 24 -22.6 9.0 40 63 19202 110 22 -20.7 7.5 | 125 29 -23.3 16.6 41 54 20117 75 23 -22.2 -6.0 | 97 25 -24.8 3.1 42 51 20422 105 21 -20.3 5.4 | 122 27 -22.9 14.5 43 50 20560 100 21 -20.7 3.6 | 119 27 -23.3 12.7 44 30 23680 90 42 -42.0 0.0 | 101 46 -44.6 9.0 45 23 24689 85 45 -44.8 -3.9 | 96 48 -47.5 5.1 Wind Parameters Mean winds (0-6000m): 313.8 at 12.6 knts Storm direction: 343.8 at 9.4 knts Shear (0-3000m) pos: 0.0 neg: 3.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 127.5 deg Storm rel helicity (0-3000m) pos: 9.8 neg: -51.9 tot: -42.0 m^2/s^2 ave: -14.0 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 6.6 stream: -4.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 54.59 Bulk Shear: 11.87 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 0 11 48 4| 0.0 11.7 11.7| 0.0 -16.2 -16.2 -32.3 -0.95| 13.7-13.1 1000 342 12 337 3| 0.0 6.5 6.5| 0.1 -21.6 -21.5 -21.5 -0.83| 10.9 -9.0 1500 331 14 306 5| 0.0 5.7 5.7| 0.1 -27.8 -27.7 -18.5 -0.74| 9.2 -6.8 2000 320 15 289 7| 0.0 4.6 4.6| 4.7 -36.9 -32.1 -16.1 -0.67| 8.2 -5.5 2500 315 16 284 9| 0.0 4.1 4.1| 8.7 -36.9 -28.2 -11.3 -0.59| 7.0 -4.1 3000 311 17 280 10| 0.0 3.5 3.5| 9.8 -51.9 -42.0 -14.0 -0.61| 6.6 -4.0 4000 309 17 279 11| 1.7 2.7 4.3| 34.4 -51.9 -17.4 -4.4 -0.30| 6.8 -2.1 5000 312 15 275 8| 2.1 2.1 4.2| 39.8 -52.7 -12.8 -2.6 -0.12| 7.1 -0.8 6000 314 13 267 6| 1.9 1.8 3.6| 39.8 -59.7 -19.9 -3.3 -0.15| 6.3 -1.0 Wrote GIF file: /home/apache/climate/data/raob//SBRB/skewt/SBRB.skewt.20251201.12.gif