UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 7 DEC 25 Station: SB099 WMO ident: 82099 Latitude: 0.05 Longitude: -51.07 ------------------------------------------------------------------------------- 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 1010 20 28.0 13.0 40 15.0 18.3 65 10 300.3 302.0 291.1 327.8 9.35 1 1003 82 27.6 22.8 75 4.8 24.1 68 13 300.5 303.7 297.1 352.4 17.69 2 1000 108 27.4 22.8 76 4.6 24.0 70 15 300.5 303.8 297.2 352.6 17.74 3 925 795 22.8 18.6 77 4.2 19.9 65 26 302.6 305.3 295.8 346.2 14.74 4 850 1529 18.0 16.3 90 1.7 16.8 80 18 305.0 307.6 295.8 346.4 13.85 5 772 2348 12.8 11.6 92 1.2 12.0 110 18 307.9 310.0 294.7 341.8 11.19 6 742 2681 11.2 8.1 81 3.1 9.3 102 17 309.7 311.4 293.7 337.7 9.18 7 724 2887 10.8 -2.2 40 13.0 4.1 95 15 311.4 312.3 290.5 325.6 4.49 8 700 3168 9.4 2.4 62 7.0 5.5 85 10 312.9 314.1 292.6 333.2 6.51 9 672 3505 8.2 -14.8 18 23.0 -0.9 70 8 315.2 315.6 289.1 321.2 1.80 10 655 3716 6.8 -2.2 53 9.0 2.1 61 7 316.0 316.9 292.2 331.8 4.97 11 610 4296 3.4 -10.6 35 14.0 -2.7 35 4 318.5 319.1 291.1 327.7 2.79 12 600 4430 2.6 -1.6 74 4.2 0.4 33 3 319.1 320.2 293.7 337.4 5.68 13 590 4566 2.2 -12.8 32 15.0 -4.0 30 3 320.2 320.7 291.2 328.3 2.42 14 580 4703 1.2 -3.8 69 5.0 -1.3 28 2 320.6 321.6 293.5 336.8 4.98 15 550 5128 -1.7 -3.5 87 1.8 -2.6 2 2 322.1 323.1 294.2 339.6 5.38 16 505 5802 -5.7 -7.2 89 1.5 -6.4 293 5 325.2 326.0 294.3 339.8 4.42 17 500 5880 -5.7 -9.3 76 3.6 -7.3 285 5 326.1 326.8 294.0 338.8 3.78 18 471 6349 -8.1 -13.1 67 5.0 -10.1 294 2 328.7 329.3 294.0 338.8 2.96 19 462 6500 -8.5 -21.5 34 13.0 -12.7 287 2 330.1 330.4 293.2 335.3 1.48 20 448 6739 -10.1 -18.1 52 8.0 -12.9 276 2 331.0 331.4 293.9 338.1 2.05 21 430 7056 -11.1 -22.1 40 11.0 -14.6 261 3 333.6 333.9 294.1 339.0 1.51 22 400 7610 -15.5 -25.5 42 10.0 -18.3 235 3 334.8 335.1 294.1 339.2 1.20 23 375 8094 -17.7 -34.7 21 17.0 -21.2 269 3 338.2 338.3 294.4 340.2 0.54 24 318 9304 -27.1 -49.1 11 22.0 -29.5 273 8 341.5 341.5 294.8 342.0 0.14 25 303 9649 -30.5 -37.5 50 7.0 -31.5 275 6 341.4 341.5 295.1 343.4 0.50 26 300 9720 -30.9 -36.9 56 6.0 -31.8 275 6 341.8 341.9 295.3 343.9 0.54 27 280 10203 -35.5 -39.1 69 3.6 -36.0 281 5 342.0 342.1 295.3 343.8 0.46 28 275 10328 -36.7 -40.6 67 3.9 -37.1 282 5 342.1 342.1 295.2 343.6 0.40 29 250 10980 -41.1 -44.7 68 3.6 -41.4 290 4 345.0 345.0 295.8 346.1 0.29 30 200 12450 -53.9 -58.5 57 4.6 -54.0 160 15 347.4 347.4 296.1 347.7 0.07 31 180 13119 -59.7 -63.5 61 3.8 -59.7 145 19 348.6 348.6 296.4 348.7 0.04 32 173 13366 -62.1 -66.6 55 4.5 -62.1 151 22 348.6 348.6 296.4 348.7 0.03 33 150 14240 -66.5 -74.5 32 8.0 -66.5 140 18 355.5 355.5 297.8 355.6 0.01 34 143 14528 -68.5 -79.5 19 11.0 -68.5 146 20 356.9 356.9 298.1 357.0 0.01 35 112 15957 -79.3 -84.3 43 5.0 -79.3 226 23 362.6 362.6 299.2 362.6 0.00 36 100 16600 -80.1 -87.1 30 7.0 -80.1 195 6 373.0 373.0 301.1 373.0 0.00 37 96 16831 -78.9 -86.9 26 8.0 -78.9 207 10 379.7 379.7 302.2 379.7 0.00 38 82 17712 -84.1 -91.1 28 7.0 -84.1 104 12 386.6 386.6 303.3 386.6 0.00 39 78 17993 -78.1 -87.1 22 9.0 -78.1 93 16 404.6 404.6 305.8 404.6 0.00 40 70 18610 -77.5 -87.5 19 10.0 -77.6 285 21 418.6 418.6 307.6 418.6 0.00 41 61 19399 -77.1 -88.1 16 11.0 -77.1 268 29 436.3 436.3 309.5 436.3 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 567.59 mb = 4879.16 m = 16007.54 ft Wetbulb zero: 676.02 mb = 3455.95 m = 11338.28 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 70.96 % Est. max temperature: 32.40 C = 90.31 F Sfc-Lift cond lev (LCL): 811.19 mb = 1926.62 m = 6320.84 ft T: 15.48 C 700-500 lapse rate: 5.57 C/km ThetaE index: 20.82 C Layer 772.0- 700.0 mb Conv cond level (CCL): 858.50 mb = 1442.67 m = 4733.10 ft Mean mixing ratio: 15.85 g/kg Conv temperature: 32.44 C = 90.40 F Cap Strength: 1.76 C Lifted Index: -2.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.68 C Lifted Index @700 mb: -0.76 C Showalter Index: -1.44 C Risk: Thunderstorms probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 22.00 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: -1.57 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 527.82 J/kg Max Up Vert Vel: 32.49 m/s Conv Inhibition (B-): 34.15 J/kg Cap Strength: 1.76 C Lift Cond Lev (LCL): 897.05 mb = 1061.29 m = 3481.89 ft Lev Free Conv (LFC): 812.05 mb = 1917.55 m = 6291.08 ft Equ Level (EL): 182.05 mb = 13046.84 m = 42804.08 ft B at Equ Level: 525.66 J/kg Max Parcel Lev (MPL): 112.05 mb = 15954.06 m = 52342.07 ft Wind level data Storm motion: 108 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 1010 20 65 10 -9.1 -4.2 | 4 7 -0.5 -7.0 1 1000 108 70 15 -14.1 -5.1 | 35 10 -5.5 -7.9 2 978 305 65 23 -20.8 -9.7 | 44 18 -12.2 -12.5 3 945 610 60 26 -22.5 -13.0 | 41 21 -13.9 -15.8 4 925 795 65 26 -23.6 -11.0 | 47 20 -15.0 -13.8 5 912 914 70 25 -23.5 -8.6 | 53 19 -14.9 -11.4 6 850 1524 75 20 -19.3 -5.2 | 53 13 -10.7 -8.0 7 850 1529 80 18 -17.7 -3.1 | 57 11 -9.1 -5.9 8 791 2134 110 17 -16.0 5.8 | 112 8 -7.4 3.0 9 763 2438 110 19 -17.9 6.5 | 112 10 -9.3 3.7 10 710 3048 90 13 -13.0 0.0 | 57 5 -4.4 -2.8 11 700 3168 85 10 -10.0 -0.9 | 20 4 -1.4 -3.7 12 611 4267 35 4 -2.3 -3.3 | 314 9 6.3 -6.1 13 566 4877 25 1 -0.4 -0.9 | 294 9 8.2 -3.7 14 500 5880 285 5 4.8 -1.3 | 287 14 13.4 -4.1 15 486 6096 305 2 1.6 -1.1 | 291 11 10.2 -4.0 16 400 7610 235 3 2.5 1.7 | 276 11 11.1 -1.1 17 368 8230 280 3 3.0 -0.5 | 286 12 11.6 -3.3 18 338 8839 270 10 10.0 -0.0 | 279 19 18.6 -2.8 19 300 9720 275 6 6.0 -0.5 | 283 15 14.6 -3.3 20 250 10980 290 4 3.8 -1.4 | 289 13 12.4 -4.2 21 239 11278 255 3 2.9 0.8 | 280 12 11.5 -2.0 22 208 12192 140 15 -9.6 11.5 | 173 9 -1.0 8.7 23 200 12450 160 15 -5.1 14.1 | 197 12 3.5 11.3 24 189 12802 165 15 -3.9 14.5 | 202 13 4.7 11.7 25 180 13106 145 19 -10.9 15.6 | 170 13 -2.3 12.8 26 163 13716 160 26 -8.9 24.4 | 179 22 -0.3 21.6 27 155 14021 150 29 -14.5 25.1 | 165 23 -5.9 22.3 28 150 14240 140 18 -11.6 13.8 | 165 11 -3.0 11.0 29 148 14326 140 23 -14.8 17.6 | 157 16 -6.2 14.8 30 133 14935 160 13 -4.4 12.2 | 204 10 4.2 9.4 31 126 15240 200 14 4.8 13.2 | 232 17 13.4 10.3 32 114 15850 230 22 16.9 14.1 | 246 28 25.5 11.3 33 108 16154 215 26 14.9 21.3 | 232 30 23.5 18.5 34 100 16600 195 6 1.6 5.8 | 254 11 10.2 3.0 35 97 16764 195 12 3.1 11.6 | 233 15 11.7 8.8 36 92 17069 250 1 0.9 0.3 | 285 10 9.5 -2.5 37 83 17678 105 11 -10.6 2.8 | 91 2 -2.0 0.0 38 78 17983 100 17 -16.7 3.0 | 91 8 -8.1 0.1 39 74 18288 335 7 3.0 -6.3 | 308 15 11.6 -9.2 40 70 18593 300 12 10.4 -6.0 | 295 21 19.0 -8.8 41 70 18610 285 21 20.3 -5.4 | 286 30 28.9 -8.2 42 62 19202 275 30 29.9 -2.6 | 278 39 38.5 -5.4 43 55 19812 240 23 19.9 11.5 | 253 30 28.5 8.7 Wind Parameters Mean winds (0-6000m): 78.1 at 12.1 knts Storm direction: 108.1 at 9.0 knts Shear (0-3000m) pos: 3.1 neg: 2.7 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 57.1 deg Storm rel helicity (0-3000m) pos: 61.8 neg: -16.7 tot: 45.0 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.2 10^-3/s Energy-Hel index: 0.19 Bulk Rich Number: 52.55 Bulk Shear: 10.04 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 65 20 40 15| 0.0 15.6 15.6| 16.5 -3.2 13.3 26.6 0.38| 16.4 6.2 1000 65 23 44 17| 2.1 7.8 9.9| 37.4 -4.3 33.0 33.0 0.44| 11.6 5.0 1500 68 23 47 17| 2.5 5.2 7.7| 38.0 -4.4 33.6 22.4 0.37| 9.2 3.4 2000 72 21 52 15| 4.4 3.9 8.3| 58.2 -4.4 53.8 26.9 0.48| 9.5 4.6 2500 79 21 60 13| 3.7 3.1 6.8| 61.8 -6.7 55.1 22.0 0.45| 8.5 3.8 3000 82 20 63 12| 3.1 2.7 5.8| 61.8 -16.7 45.0 15.0 0.27| 8.2 2.2 4000 81 17 56 10| 2.3 2.2 4.5| 61.8 -29.5 32.3 8.1 0.07| 7.5 0.5 5000 80 14 44 7| 1.9 1.6 3.4| 62.6 -39.5 23.2 4.6 0.00| 6.5 0.0 6000 78 12 31 6| 1.5 1.4 2.9| 65.3 -48.2 17.1 2.8 -0.02| 6.1 -0.1 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251207.00.gif