UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120912.upa.cvt Date: 1200Z 9 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:1200Z 9 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 1011 19 27.2 23.3 79 3.9 24.3 30 4 299.4 302.7 297.1 352.3 18.10 1 1000 115 26.0 23.7 87 2.3 24.3 45 7 299.1 302.6 297.5 354.0 18.76 2 974 347 24.0 23.1 95 0.9 23.3 52 14 299.4 302.8 297.4 353.7 18.57 3 925 798 21.2 19.4 89 1.8 19.9 75 21 301.0 303.8 295.8 346.6 15.51 4 913 911 20.6 18.5 88 2.1 19.1 75 21 301.5 304.2 295.6 345.2 14.84 5 850 1529 19.0 10.0 56 9.0 13.3 105 24 306.0 307.7 292.7 333.5 9.11 6 838 1651 18.2 8.2 52 10.0 12.1 103 26 306.5 308.0 292.0 331.2 8.17 7 826 1774 18.4 -1.6 26 20.0 8.0 101 28 307.9 308.7 289.0 320.7 4.12 8 790 2155 16.6 -6.4 20 23.0 5.6 95 34 310.0 310.5 288.6 319.5 2.99 9 750 2596 14.2 -2.8 31 17.0 5.5 100 25 312.0 312.8 290.3 325.1 4.15 10 712 3032 11.0 1.0 50 10.0 5.5 115 13 313.1 314.2 292.0 331.3 5.79 11 707 3091 11.4 -4.6 32 16.0 3.5 117 11 314.2 314.9 290.7 326.5 3.84 12 700 3174 10.8 -4.2 35 15.0 3.3 120 9 314.4 315.2 290.9 327.2 4.00 13 660 3661 6.8 0.8 66 6.0 3.5 115 11 315.3 316.5 293.0 334.7 6.16 14 655 3724 6.8 -5.2 42 12.0 1.0 129 10 316.0 316.7 291.3 328.7 3.96 15 641 3901 5.4 -1.6 61 7.0 1.7 175 7 316.3 317.4 292.6 333.3 5.31 16 576 4767 0.0 -11.0 43 11.0 -4.7 251 1 319.8 320.4 291.5 329.3 2.87 17 563 4950 -1.3 -5.2 75 3.9 -3.2 253 1 320.4 321.3 293.2 335.4 4.62 18 550 5136 -1.7 -15.7 33 14.0 -7.0 280 2 322.1 322.5 291.5 329.0 2.05 19 537 5326 -2.5 -18.5 28 16.0 -8.2 308 3 323.3 323.6 291.5 329.0 1.65 20 520 5581 -3.7 -22.7 21 19.0 -9.7 345 4 324.9 325.1 291.5 329.0 1.19 21 500 5890 -6.3 -13.3 58 7.0 -9.1 30 5 325.4 325.9 293.0 334.6 2.74 22 494 5984 -7.1 -12.1 67 5.0 -9.2 37 5 325.5 326.1 293.3 335.8 3.06 23 434 6983 -11.9 -30.9 19 19.0 -16.5 19 11 331.7 331.8 292.9 334.2 0.67 24 418 7268 -14.7 -24.7 42 10.0 -17.5 10 12 331.7 331.9 293.3 336.1 1.23 25 404 7525 -15.9 -32.9 22 17.0 -19.6 2 14 333.4 333.5 293.2 335.6 0.59 26 402 7563 -16.3 -24.3 50 8.0 -18.5 1 14 333.3 333.6 293.9 338.1 1.33 27 400 7600 -16.5 -25.5 46 9.0 -18.9 360 14 333.5 333.8 293.8 337.9 1.20 28 398 7638 -16.5 -27.5 38 11.0 -19.3 332 11 334.0 334.2 293.7 337.7 1.00 29 389 7809 -17.5 -21.3 72 3.8 -18.7 351 12 334.9 335.3 294.6 341.3 1.79 30 371 8163 -18.9 -30.9 34 12.0 -21.6 9 18 337.6 337.8 294.4 340.6 0.78 31 318 9293 -26.9 -42.9 21 16.0 -29.0 27 14 341.7 341.8 295.0 342.8 0.27 32 300 9710 -30.7 -43.7 27 13.0 -32.2 80 9 342.1 342.2 295.1 343.2 0.27 33 258 10765 -39.9 -43.3 70 3.4 -40.2 141 22 343.6 343.7 295.5 344.9 0.32 34 250 10980 -41.7 -46.4 60 4.7 -42.1 155 28 344.1 344.1 295.5 345.0 0.24 35 238 11311 -44.7 -51.7 45 7.0 -45.1 155 27 344.4 344.5 295.5 345.0 0.14 36 231 11510 -46.5 -49.4 72 2.9 -46.7 153 28 344.6 344.7 295.6 345.4 0.18 37 228 11596 -46.7 -55.7 35 9.0 -47.1 152 28 345.6 345.6 295.7 346.0 0.09 38 212 12073 -51.3 -54.7 67 3.4 -51.4 146 30 345.7 345.7 295.8 346.2 0.11 39 205 12291 -52.3 -67.3 15 15.0 -52.6 149 35 347.5 347.5 296.1 347.6 0.02 40 200 12450 -53.3 -66.3 19 13.0 -53.6 155 44 348.4 348.4 296.3 348.5 0.03 41 182 13050 -57.7 -70.7 18 13.0 -57.9 152 37 350.7 350.7 296.8 350.8 0.02 42 176 13261 -57.5 -74.5 10 17.0 -57.7 149 31 354.4 354.4 297.6 354.5 0.01 43 150 14250 -65.7 -77.7 17 12.0 -65.8 325 7 356.9 356.9 298.1 356.9 0.01 44 143 14538 -67.5 -78.5 19 11.0 -67.5 314 7 358.7 358.7 298.4 358.7 0.01 45 127 15240 -73.1 -77.5 51 4.4 -73.1 268 27 361.0 361.0 298.9 361.0 0.01 46 110 16065 -80.3 -84.9 46 4.6 -80.3 268 40 362.6 362.6 299.2 362.6 0.00 47 100 16600 -81.3 -86.1 44 4.8 -81.3 250 47 370.6 370.6 300.7 370.7 0.00 48 96 16830 -82.1 -87.1 42 5.0 -82.1 255 37 373.4 373.4 301.2 373.4 0.00 49 82 17713 -83.5 -89.5 34 6.0 -83.5 286 27 387.8 387.8 303.5 387.8 0.00 50 72 18449 -78.1 -87.1 22 9.0 -78.1 221 16 414.0 414.0 307.0 414.0 0.00 51 70 18610 -79.3 -88.3 21 9.0 -79.3 325 7 414.7 414.7 307.1 414.7 0.00 52 66 18943 -81.1 -90.1 20 9.0 -81.1 312 11 417.9 417.9 307.4 417.9 0.00 53 57 19775 -77.7 -88.7 15 11.0 -77.7 5 3 443.5 443.5 310.2 443.5 0.00 54 54 20088 -72.9 -88.9 7 16.0 -73.0 346 7 461.4 461.4 311.9 461.4 0.00 TRP 96 16830 -82.1 -87.1 42 5.0 -82.1 255 37 373.4 373.4 301.2 373.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 576.00 mb = 4767.00 m = 15639.57 ft Wetbulb zero: 623.51 mb = 4125.09 m = 13533.60 ft Precipitable water: 1.63 inches Sfc-500 mean rel hum: 51.76 % Est. max temperature: 33.03 C = 91.46 F Sfc-Lift cond lev (LCL): 955.62 mb = 513.47 m = 1684.58 ft T: 22.97 C 700-500 lapse rate: 6.30 C/km ThetaE index: 34.50 C Layer 974.0- 750.0 mb Conv cond level (CCL): 923.88 mb = 808.56 m = 2652.72 ft Mean mixing ratio: 17.31 g/kg Conv temperature: 28.83 C = 83.89 F Cap Strength: 1.51 C Lifted Index: -3.62 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.77 C Lifted Index @700 mb: -0.00 C Showalter Index: 3.29 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 16.30 C K Index: 20.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 173.00 Risk: None Energy Index: 0.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1018.83 J/kg Max Up Vert Vel: 45.14 m/s Conv Inhibition (B-): 60.75 J/kg Cap Strength: 1.45 C Lift Cond Lev (LCL): 937.82 mb = 677.80 m = 2223.72 ft Lev Free Conv (LFC): 722.82 mb = 2905.50 m = 9532.36 ft Equ Level (EL): 702.82 mb = 3140.49 m = 10303.31 ft B at Equ Level: 9.04 J/kg Max Parcel Lev (MPL): 92.82 mb = 17019.14 m = 55836.38 ft Wind level data Storm motion: 121 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 1011 19 30 4 -2.0 -3.5 | 323 11 6.5 -8.7 1 1000 115 45 7 -4.9 -4.9 | 341 11 3.6 -10.1 2 979 305 50 13 -10.0 -8.4 | 6 14 -1.4 -13.5 3 945 610 65 20 -18.1 -8.5 | 35 17 -9.6 -13.6 4 925 798 75 21 -20.3 -5.4 | 48 16 -11.8 -10.6 5 913 914 75 21 -20.3 -5.4 | 48 16 -11.8 -10.6 6 850 1524 105 24 -23.2 6.2 | 94 15 -14.6 1.0 7 850 1529 105 24 -23.2 6.2 | 94 15 -14.6 1.0 8 791 2134 95 34 -33.9 3.0 | 85 25 -25.3 -2.2 9 763 2438 95 29 -28.9 2.5 | 83 21 -20.4 -2.7 10 700 3174 120 9 -7.8 4.5 | 313 1 0.7 -0.7 11 685 3353 120 9 -7.8 4.5 | 313 1 0.7 -0.7 12 659 3658 115 11 -10.0 4.6 | 69 2 -1.4 -0.5 13 611 4267 275 1 1.0 -0.1 | 299 11 9.5 -5.3 14 567 4877 245 1 0.9 0.4 | 297 11 9.4 -4.8 15 500 5890 30 5 -2.5 -4.3 | 328 11 6.0 -9.5 16 487 6096 45 6 -4.2 -4.2 | 336 10 4.3 -9.4 17 400 7600 360 14 -0.0 -14.0 | 336 21 8.5 -19.2 18 399 7620 330 11 5.5 -9.5 | 316 20 14.0 -14.7 19 383 7925 5 13 -1.1 -13.0 | 338 20 7.4 -18.1 20 367 8230 10 20 -3.5 -19.7 | 349 25 5.1 -24.9 21 324 9144 10 15 -2.6 -14.8 | 343 21 5.9 -20.0 22 300 9710 80 9 -8.9 -1.6 | 3 7 -0.3 -6.8 23 298 9754 80 9 -8.9 -1.6 | 3 7 -0.3 -6.8 24 285 10058 100 11 -10.8 1.9 | 35 4 -2.3 -3.3 25 273 10363 100 15 -14.8 2.6 | 67 7 -6.2 -2.6 26 261 10668 135 19 -13.4 13.4 | 149 10 -4.9 8.2 27 250 10980 155 28 -11.8 25.4 | 171 20 -3.3 20.2 28 239 11278 155 27 -11.4 24.5 | 172 19 -2.9 19.3 29 208 12192 145 30 -17.2 24.6 | 156 21 -8.7 19.4 30 200 12450 155 44 -18.6 39.9 | 164 36 -10.1 34.7 31 199 12497 165 39 -10.1 37.7 | 177 33 -1.6 32.5 32 189 12802 155 44 -18.6 39.9 | 164 36 -10.1 34.7 33 156 14021 140 10 -6.4 7.7 | 220 3 2.1 2.5 34 150 14250 325 7 4.0 -5.7 | 311 17 12.5 -10.9 35 148 14326 0 0 -0.0 -0.0 | 301 10 8.5 -5.2 36 140 14630 290 11 10.3 -3.8 | 295 21 18.9 -9.0 37 133 14935 270 17 17.0 -0.0 | 281 26 25.5 -5.2 38 120 15545 265 39 38.9 3.4 | 272 47 47.4 -1.8 39 102 16459 270 41 41.0 -0.0 | 276 50 49.5 -5.2 40 100 16600 250 47 44.2 16.1 | 258 54 52.7 10.9 41 97 16764 250 49 46.0 16.8 | 258 56 54.6 11.6 42 96 16830 255 37 35.7 9.6 | 264 44 44.3 4.4 43 87 17374 280 33 32.5 -5.7 | 285 42 41.0 -10.9 44 78 17983 290 22 20.7 -7.5 | 294 32 29.2 -12.7 45 70 18593 200 14 4.8 13.2 | 239 16 13.3 8.0 46 70 18610 325 7 4.0 -5.7 | 311 17 12.5 -10.9 47 62 19202 300 14 12.1 -7.0 | 301 24 20.7 -12.2 48 59 19507 15 1 -0.3 -1.0 | 307 10 8.3 -6.2 49 52 20117 335 10 4.2 -9.1 | 318 19 12.8 -14.3 50 49 20422 80 11 -10.8 -1.9 | 18 7 -2.3 -7.1 Wind Parameters Mean winds (0-6000m): 91.3 at 13.3 knts Storm direction: 121.3 at 10.0 knts Shear (0-3000m) pos: 1.9 neg: 1.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 132.6 deg Storm rel helicity (0-3000m) pos: 131.5 neg: -22.1 tot: 109.4 m^2/s^2 ave: 36.5 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 11.4 stream: 5.3 10^-3/s Energy-Hel index: 0.76 Bulk Rich Number: 106.12 Bulk Shear: 9.60 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 52 11 2 12| 15.0 0.0 15.0| 46.6 0.0 46.6 93.1 0.93| 15.5 14.4 1000 65 16 26 13| 9.9 0.0 9.9| 80.1 0.0 80.1 80.1 0.94| 12.0 11.2 1500 77 18 45 13| 8.0 0.0 8.0|119.5 0.0 119.5 79.6 0.96| 11.4 10.9 2000 85 21 60 14| 6.0 2.3 8.3|119.5 -11.9 107.6 53.8 0.70| 10.9 7.6 2500 88 23 67 16| 3.8 1.8 5.6|123.4 -22.1 101.3 40.5 0.56| 10.6 5.9 3000 90 22 70 15| 1.9 1.5 3.5|131.5 -22.1 109.4 36.5 0.47| 11.4 5.3 4000 94 19 69 11| 2.1 1.2 3.3|143.5 -22.6 120.9 30.2 0.45| 11.4 5.2 5000 94 15 58 8| 1.4 0.9 2.3|158.5 -23.8 134.7 26.9 0.47| 9.8 4.6 6000 91 13 44 7| 0.6 0.8 1.4|183.5 -23.8 159.8 26.6 0.50| 8.9 4.5 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251209.12.gif