UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 17 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 14 26.2 22.9 82 3.3 23.8 340 3 298.5 301.7 296.6 350.0 17.67 1 1000 101 25.8 23.8 89 2.0 24.3 325 7 299.0 302.4 297.5 354.1 18.88 2 965 415 23.0 23.0 100 0.0 23.0 7 9 299.2 302.6 297.4 353.6 18.63 3 925 786 21.2 21.2 100 0.0 21.2 55 16 301.0 304.2 297.1 352.1 17.39 4 900 1023 19.6 18.5 93 1.1 18.8 65 15 301.7 304.5 295.8 346.1 15.06 5 854 1475 17.6 15.4 87 2.2 16.1 92 13 304.2 306.6 295.0 342.9 12.99 6 850 1515 18.0 15.0 83 3.0 16.0 95 13 305.0 307.4 295.0 343.0 12.72 7 837 1647 18.2 13.5 74 4.7 15.1 109 11 306.6 308.7 294.7 341.8 11.70 8 767 2392 14.0 9.0 72 5.0 10.9 63 4 309.8 311.6 294.0 338.6 9.44 9 728 2831 11.2 8.7 85 2.5 9.6 55 3 311.4 313.2 294.6 341.4 9.75 10 718 2947 12.0 4.0 58 8.0 7.3 57 3 313.5 314.8 293.2 335.7 7.12 11 700 3160 10.8 3.8 62 7.0 6.7 60 2 314.4 315.8 293.6 337.0 7.20 12 643 3862 5.6 4.8 95 0.8 5.1 205 4 316.3 317.9 295.0 342.8 8.42 13 628 4055 6.0 2.2 77 3.8 3.8 241 5 318.9 320.3 294.7 341.7 7.16 14 619 4173 5.2 2.2 81 3.0 3.5 263 6 319.3 320.7 294.9 342.5 7.27 15 550 5126 -2.1 -2.1 100 0.0 -2.1 264 8 321.6 322.8 294.6 340.9 5.97 16 522 5540 -4.7 -9.3 70 4.6 -6.7 254 8 323.3 324.0 293.2 335.3 3.62 17 509 5739 -3.9 -12.9 50 9.0 -7.6 249 8 326.6 327.2 293.3 336.1 2.78 18 500 5880 -4.7 -14.7 45 10.0 -8.7 245 8 327.3 327.8 293.2 335.7 2.45 19 485 6120 -5.3 -19.3 32 14.0 -10.2 239 9 329.4 329.8 293.2 335.4 1.71 20 478 6234 -6.1 -15.1 49 9.0 -9.6 236 9 329.8 330.3 293.9 338.4 2.47 21 468 6400 -6.9 -22.9 27 16.0 -12.0 230 10 330.8 331.1 293.2 335.5 1.30 22 449 6723 -9.3 -18.3 48 9.0 -12.5 226 12 331.8 332.2 294.0 338.8 2.01 23 442 6844 -9.9 -23.9 31 14.0 -14.1 246 12 332.5 332.7 293.6 337.0 1.25 24 400 7610 -14.1 -23.1 46 9.0 -16.9 280 13 336.7 337.0 294.8 342.1 1.49 25 373 8137 -17.3 -28.3 38 11.0 -20.1 285 22 339.2 339.4 295.0 342.9 1.00 26 363 8340 -18.7 -26.7 49 8.0 -20.8 291 29 340.0 340.2 295.4 344.4 1.19 27 342 8781 -22.1 -42.1 15 20.0 -25.2 294 33 341.2 341.3 294.8 342.3 0.28 28 300 9730 -29.7 -37.7 46 8.0 -30.9 325 16 343.5 343.6 295.6 345.5 0.50 29 250 11000 -40.1 -47.1 47 7.0 -40.6 15 8 346.4 346.5 296.0 347.3 0.22 30 241 11249 -42.3 -47.3 58 5.0 -42.7 37 5 346.8 346.8 296.1 347.7 0.22 31 228 11621 -45.5 -52.5 45 7.0 -45.9 80 8 347.5 347.5 296.2 348.0 0.13 32 200 12480 -52.9 -56.5 65 3.6 -53.0 150 21 349.0 349.0 296.5 349.4 0.09 33 194 12676 -54.7 -56.1 84 1.4 -54.8 148 22 349.2 349.2 296.5 349.6 0.10 34 182 13083 -57.1 -69.1 20 12.0 -57.3 145 24 351.7 351.7 297.0 351.8 0.02 35 169 13548 -61.1 -68.1 39 7.0 -61.2 141 26 352.6 352.6 297.2 352.7 0.02 36 150 14280 -66.7 -75.7 27 9.0 -66.8 135 29 355.2 355.2 297.7 355.2 0.01 37 140 14693 -68.9 -79.9 19 11.0 -68.9 131 24 358.4 358.4 298.4 358.4 0.00 38 100 16620 -85.1 -89.7 44 4.6 -85.1 305 15 363.3 363.3 299.4 363.3 0.00 39 84 17568 -89.5 -94.0 42 4.5 -89.5 5 21 372.9 372.9 301.1 372.9 0.00 40 77 18043 -82.9 -89.9 29 7.0 -82.9 21 23 396.1 396.1 304.7 396.1 0.00 41 74 18264 -83.3 -90.3 28 7.0 -83.3 71 31 399.8 399.8 305.2 399.8 0.00 42 70 18580 -74.5 -87.5 12 13.0 -74.6 100 10 425.0 425.0 308.3 425.0 0.00 43 67 18838 -70.9 -87.9 6 17.0 -71.0 92 14 438.2 438.2 309.7 438.2 0.00 44 60 19490 -73.5 -88.5 8 15.0 -73.6 248 17 446.4 446.4 310.5 446.4 0.00 45 50 20560 -73.1 -90.1 6 17.0 -73.2 90 25 471.2 471.2 312.7 471.2 0.00 46 45 21179 -73.1 -91.1 5 18.0 -73.2 85 41 485.6 485.6 313.9 485.7 0.00 47 34 22870 -62.1 -90.1 1 28.0 -62.7 90 58 555.1 555.1 318.3 555.1 0.00 48 33 23054 -62.9 -89.9 1 27.0 -63.5 92 59 557.8 557.8 318.5 557.8 0.00 49 30 23650 -57.1 -88.1 1 31.0 -58.4 100 61 589.0 589.0 320.1 589.0 0.01 50 28 24087 -56.2 -87.5 1 31.3 -57.7 105 63 603.1 603.1 320.7 603.2 0.01 51 24 25071 -54.3 -86.3 1 32.0 -56.3 99 59 635.9 635.9 322.2 636.0 0.01 52 24 25071 -54.3 -86.3 1 32.0 -56.3 99 59 635.9 635.9 322.2 636.0 0.01 TRP 84 17568 -89.5 -94.0 42 4.5 -89.5 5 21 372.9 372.9 301.1 372.9 0.00 WND 28 24087 -56.2 -87.5 1 31.3 -57.7 105 63 603.1 603.1 320.7 603.2 0.01 Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 569.85 mb = 4852.26 m = 15919.29 ft Wetbulb zero: 575.90 mb = 4755.31 m = 15601.23 ft Precipitable water: 2.25 inches Sfc-500 mean rel hum: 82.04 % Est. max temperature: 31.56 C = 88.81 F Sfc-Lift cond lev (LCL): 963.07 mb = 432.92 m = 1420.33 ft T: 22.91 C 700-500 lapse rate: 5.70 C/km ThetaE index: 11.21 C Layer 965.0- 850.0 mb Conv cond level (CCL): 948.44 mb = 566.96 m = 1860.09 ft Mean mixing ratio: 18.08 g/kg Conv temperature: 27.62 C = 81.72 F Cap Strength: 0.37 C Lifted Index: -2.73 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.83 C Lifted Index @700 mb: -0.53 C Showalter Index: 0.88 C Risk: Thunderstorms probable Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.70 C K Index: 30.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.00 Risk: None Energy Index: -1.43 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 995.63 J/kg Max Up Vert Vel: 44.62 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.24 C Lift Cond Lev (LCL): 950.74 mb = 545.78 m = 1790.59 ft Lev Free Conv (LFC): 945.74 mb = 591.94 m = 1942.03 ft Equ Level (EL): 835.74 mb = 1660.22 m = 5446.85 ft B at Equ Level: 29.87 J/kg Max Parcel Lev (MPL): 85.74 mb = 17456.39 m = 57270.93 ft Wind level data Storm motion: 60 at 5 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 14 340 3 1.0 -2.8 | 271 6 5.7 -0.1 1 1000 101 325 7 4.0 -5.7 | 289 9 8.7 -3.0 2 977 305 345 6 1.6 -5.8 | 296 7 6.3 -3.1 3 944 610 45 14 -9.9 -9.9 | 36 9 -5.2 -7.2 4 925 786 55 16 -13.1 -9.2 | 52 11 -8.4 -6.5 5 911 914 60 15 -13.0 -7.5 | 60 10 -8.3 -4.8 6 880 1219 75 14 -13.5 -3.6 | 84 9 -8.8 -0.9 7 850 1515 95 13 -13.0 1.1 | 115 9 -8.2 3.8 8 849 1524 105 13 -12.6 3.4 | 128 10 -7.8 6.1 9 790 2134 125 4 -3.3 2.3 | 196 5 1.4 5.0 10 762 2438 50 4 -3.1 -2.6 | 266 2 1.6 0.1 11 700 3160 60 2 -1.7 -1.0 | 240 3 3.0 1.7 12 684 3353 110 1 -0.9 0.3 | 231 5 3.8 3.0 13 610 4267 285 7 6.8 -1.8 | 266 12 11.5 0.9 14 500 5880 245 8 7.3 3.4 | 243 13 12.0 6.1 15 486 6096 240 9 7.8 4.5 | 240 14 12.5 7.2 16 468 6401 230 10 7.7 6.4 | 234 15 12.4 9.1 17 449 6706 225 12 8.5 8.5 | 230 17 13.2 11.2 18 432 7010 275 11 11.0 -1.0 | 264 16 15.7 1.7 19 400 7610 280 13 12.8 -2.3 | 269 18 17.5 0.4 20 383 7925 275 11 11.0 -1.0 | 264 16 15.7 1.7 21 368 8230 290 28 26.3 -9.6 | 283 32 31.0 -6.9 22 339 8839 295 34 30.8 -14.4 | 288 37 35.5 -11.7 23 312 9449 310 18 13.8 -11.6 | 296 21 18.5 -8.9 24 300 9730 325 16 9.2 -13.1 | 307 17 13.9 -10.4 25 299 9754 320 13 8.4 -10.0 | 299 15 13.1 -7.3 26 262 10668 5 16 -1.4 -15.9 | 346 14 3.3 -13.3 27 251 10973 10 11 -1.9 -10.8 | 341 9 2.8 -8.1 28 250 11000 15 8 -2.1 -7.7 | 332 6 2.6 -5.0 29 240 11278 40 5 -3.2 -3.8 | 307 2 1.5 -1.1 30 209 12192 150 12 -6.0 10.4 | 174 13 -1.3 13.1 31 200 12480 150 21 -10.5 18.2 | 164 22 -5.8 20.9 32 150 14280 135 29 -20.5 20.5 | 146 28 -15.8 23.2 33 149 14326 140 43 -27.6 32.9 | 147 42 -22.9 35.6 34 134 14935 125 10 -8.2 5.7 | 158 9 -3.5 8.4 35 127 15240 80 3 -3.0 -0.5 | 219 3 1.8 2.2 36 120 15545 5 10 -0.9 -10.0 | 332 8 3.8 -7.3 37 108 16154 325 14 8.0 -11.5 | 305 15 12.7 -8.8 38 103 16459 330 22 11.0 -19.1 | 316 23 15.7 -16.4 39 100 16620 305 15 12.3 -8.6 | 289 18 17.0 -5.9 40 97 16764 305 16 13.1 -9.2 | 290 19 17.8 -6.5 41 92 17069 300 11 9.5 -5.5 | 281 15 14.2 -2.8 42 87 17374 340 13 4.4 -12.2 | 316 13 9.2 -9.5 43 84 17568 5 21 -1.8 -20.9 | 351 18 2.9 -18.2 44 82 17678 355 26 2.3 -25.9 | 343 24 7.0 -23.2 45 78 17983 5 21 -1.8 -20.9 | 351 18 2.9 -18.2 46 74 18288 75 32 -30.9 -8.3 | 78 27 -26.2 -5.6 47 70 18580 100 10 -9.8 1.7 | 131 7 -5.1 4.4 48 66 18898 90 15 -15.0 0.0 | 105 11 -10.3 2.7 49 63 19202 220 10 6.4 7.7 | 227 15 11.1 10.3 50 60 19507 250 18 16.9 6.2 | 248 23 21.6 8.8 51 54 20117 50 1 -0.8 -0.6 | 243 4 3.9 2.0 52 51 20422 95 15 -14.9 1.3 | 111 11 -10.2 4.0 53 50 20560 90 25 -25.0 0.0 | 98 20 -20.3 2.7 54 46 21031 85 39 -38.9 -3.4 | 89 34 -34.1 -0.7 55 36 22555 85 57 -56.8 -5.0 | 87 52 -52.1 -2.3 56 30 23650 100 61 -60.1 10.6 | 103 57 -55.4 13.3 57 28 24087 105 63 -60.9 16.3 | 109 59 -56.1 19.0 58 26 24384 105 63 -60.9 16.3 | 109 59 -56.1 19.0 59 21 25298 90 51 -51.0 0.0 | 93 46 -46.3 2.7 Wind Parameters Mean winds (0-6000m): 30.3 at 7.2 knts Storm direction: 60.3 at 5.4 knts Shear (0-3000m) pos: 1.5 neg: 1.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): -29.2 deg Storm rel helicity (0-3000m) pos: 83.0 neg: -0.4 tot: 82.5 m^2/s^2 ave: 27.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 7.0 10^-3/s Energy-Hel index: 0.50 Bulk Rich Number: 346.31 Bulk Shear: 2.87 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 ------------------------------------------------------------------------------- 500 353 7 308 7| 9.9 0.0 9.9| 21.7 0.0 21.7 43.4 0.80| 15.1 12.1 1000 37 11 17 6| 7.6 0.0 7.6| 45.3 0.0 45.3 45.3 0.85| 13.2 11.3 1500 54 12 50 7| 5.0 0.0 5.0| 62.7 0.0 62.7 41.8 0.88| 11.3 10.0 2000 67 11 73 6| 2.1 0.0 2.1| 79.8 0.0 79.8 39.9 0.89| 10.9 9.7 2500 69 10 79 5| 1.7 1.2 2.9| 83.0 -0.0 83.0 33.2 0.84| 10.1 8.5 3000 68 9 80 3| 1.5 1.0 2.4| 83.0 -0.4 82.5 27.5 0.80| 8.7 7.0 4000 69 7 94 2| 1.4 0.7 2.2| 92.1 -3.0 89.1 22.3 0.69| 7.8 5.4 5000 51 7 26 2| 0.8 0.5 1.3|107.7 -9.4 98.3 19.7 0.67| 7.0 4.7 6000 30 7 343 4| 0.7 0.2 0.9|107.7 -20.7 87.0 14.5 0.59| 6.2 3.6 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251217.12.gif