UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for SB099... Searching the city database file for: SB099 ... Date:0000Z 27 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 27.4 22.8 76 4.6 24.0 60 12 299.7 302.9 296.8 351.1 17.56 1 1000 102 26.8 23.4 82 3.4 24.3 60 12 300.0 303.3 297.5 353.9 18.41 2 976 317 25.0 22.8 88 2.2 23.4 60 22 300.2 303.6 297.4 353.6 18.19 3 925 789 23.2 18.5 75 4.7 19.9 65 20 303.0 305.7 295.8 346.4 14.64 4 902 1009 22.0 16.0 69 6.0 17.9 72 20 304.0 306.4 294.8 342.0 12.78 5 850 1523 18.4 14.7 79 3.7 15.9 80 20 305.4 307.7 295.0 342.7 12.47 6 801 2031 15.4 12.9 85 2.5 13.7 90 21 307.5 309.7 295.0 343.0 11.76 7 732 2792 12.2 2.2 50 10.0 6.6 89 20 312.0 313.1 292.0 331.1 6.14 8 700 3166 9.4 5.9 79 3.5 7.3 110 16 312.9 314.5 294.0 338.8 8.35 9 681 3394 7.8 6.0 88 1.8 6.7 116 17 313.6 315.2 294.4 340.5 8.65 10 666 3579 9.6 3.6 66 6.0 6.1 123 17 317.6 319.0 294.6 341.3 7.46 11 587 4616 2.4 -0.4 82 2.8 0.8 162 13 320.9 322.1 294.6 341.4 6.35 12 536 5347 -1.3 -14.3 36 13.0 -6.5 192 14 324.9 325.4 292.5 332.9 2.36 13 526 5498 -2.1 -9.1 59 7.0 -5.3 185 12 325.7 326.4 293.8 337.9 3.65 14 500 5900 -4.3 -14.3 46 10.0 -8.3 190 10 327.8 328.3 293.4 336.5 2.53 15 485 6138 -6.5 -15.5 49 9.0 -9.9 237 7 328.0 328.4 293.3 336.1 2.36 16 480 6219 -6.1 -20.1 32 14.0 -10.9 253 8 329.4 329.7 293.1 335.1 1.61 17 425 7153 -13.7 -19.7 60 6.0 -15.7 289 21 331.4 331.8 293.9 338.0 1.89 18 400 7610 -16.5 -21.4 66 4.9 -18.0 300 17 333.5 333.9 294.3 339.7 1.73 19 395 7704 -17.3 -21.5 70 4.2 -18.6 300 18 333.7 334.1 294.3 339.9 1.74 20 370 8191 -20.9 -25.7 65 4.8 -22.1 321 19 335.2 335.5 294.3 339.8 1.27 21 359 8414 -21.9 -35.9 27 14.0 -24.4 326 18 336.8 336.9 294.0 338.7 0.50 22 319 9272 -28.7 -38.7 38 10.0 -30.2 46 3 338.9 339.0 294.4 340.6 0.42 23 310 9477 -29.3 -44.3 22 15.0 -31.1 48 8 340.9 340.9 294.8 341.8 0.24 24 300 9710 -31.3 -44.3 27 13.0 -32.7 50 13 341.3 341.3 294.8 342.3 0.25 25 295 9829 -32.1 -50.1 15 18.0 -33.7 40 12 341.8 341.8 294.8 342.3 0.13 26 252 10916 -41.7 -54.7 23 13.0 -42.4 358 6 343.3 343.3 295.2 343.7 0.09 27 250 10970 -42.1 -56.1 20 14.0 -42.8 350 5 343.5 343.5 295.2 343.8 0.08 28 217 11918 -49.3 -66.3 12 17.0 -49.7 22 5 346.5 346.5 295.9 346.6 0.02 29 203 12354 -53.3 -66.3 19 13.0 -53.6 37 5 346.9 346.9 296.0 347.0 0.03 30 200 12450 -54.1 -63.1 32 9.0 -54.3 40 5 347.1 347.1 296.0 347.3 0.04 31 193 12676 -55.9 -59.3 66 3.4 -56.0 59 4 347.8 347.8 296.2 348.1 0.07 32 168 13540 -62.9 -68.9 44 6.0 -63.0 326 18 350.2 350.2 296.7 350.3 0.02 33 164 13688 -62.5 -70.5 33 8.0 -62.6 333 19 353.3 353.3 297.4 353.4 0.02 34 159 13877 -63.9 -68.7 52 4.8 -64.0 342 20 354.1 354.1 297.5 354.2 0.02 35 150 14230 -66.9 -71.9 49 5.0 -67.0 360 21 354.8 354.8 297.7 354.9 0.02 36 121 15502 -75.7 -84.7 23 9.0 -75.7 340 12 361.2 361.2 299.0 361.2 0.00 37 101 16534 -81.3 -87.3 35 6.0 -81.3 82 6 369.6 369.6 300.5 369.6 0.00 38 100 16590 -81.9 -87.9 35 6.0 -81.9 120 9 369.5 369.5 300.5 369.5 0.00 39 83 17625 -85.5 -91.5 33 6.0 -85.5 95 41 382.4 382.4 302.6 382.4 0.00 40 75 18199 -74.5 -88.5 10 14.0 -74.6 84 25 416.7 416.7 307.3 416.7 0.00 41 70 18600 -74.7 -88.7 10 14.0 -74.7 230 4 424.6 424.6 308.2 424.6 0.00 42 67 18856 -73.3 -88.3 8 15.0 -73.4 287 3 433.0 433.0 309.1 433.0 0.00 43 61 19403 -75.9 -88.9 11 13.0 -76.0 337 5 438.9 438.9 309.8 439.0 0.00 44 56 19903 -72.1 -89.1 6 17.0 -72.2 235 11 458.5 458.5 311.6 458.5 0.00 45 50 20570 -73.5 -89.5 7 16.0 -73.6 125 22 470.3 470.3 312.7 470.3 0.00 46 49 20688 -73.5 -90.5 6 17.0 -73.6 133 22 473.0 473.0 312.9 473.0 0.00 47 45 21195 -65.3 -89.3 2 24.0 -65.6 99 34 504.6 504.6 315.2 504.6 0.00 48 41 21762 -64.1 -89.1 2 25.0 -64.5 92 52 521.2 521.2 316.4 521.2 0.00 49 37 22386 -66.3 -89.3 3 23.0 -66.7 111 51 531.1 531.1 317.0 531.1 0.00 50 30 23670 -61.1 -88.1 2 27.0 -61.9 80 54 578.1 578.1 319.6 578.1 0.01 51 24 25072 -56.1 -85.6 1 29.5 -57.8 90 64 630.8 630.8 321.9 630.9 0.01 52 23 25344 -55.1 -85.1 1 30.0 -57.1 90 64 641.4 641.4 322.3 641.4 0.01 TRP 83 17625 -85.5 -91.5 33 6.0 -85.5 95 41 382.4 382.4 302.6 382.4 0.00 WND 24 25072 -56.1 -85.6 1 29.5 -57.8 90 64 630.8 630.8 321.9 630.9 0.01 Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 553.92 mb = 5090.34 m = 16700.39 ft Wetbulb zero: 581.15 mb = 4696.43 m = 15408.04 ft Precipitable water: 2.09 inches Sfc-500 mean rel hum: 70.43 % Est. max temperature: 32.86 C = 91.15 F Sfc-Lift cond lev (LCL): 944.99 mb = 600.97 m = 1971.67 ft T: 23.92 C 700-500 lapse rate: 5.01 C/km ThetaE index: 11.92 C Layer 976.0- 850.0 mb Conv cond level (CCL): 864.62 mb = 1375.29 m = 4512.05 ft Mean mixing ratio: 16.63 g/kg Conv temperature: 32.73 C = 90.91 F Cap Strength: 2.18 C Lifted Index: -1.51 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.14 C Lifted Index @700 mb: -1.28 C Showalter Index: 1.36 C Risk: Showers probable Total Totals Index: 41.70 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.00 C K Index: 33.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 226.40 Risk: None Energy Index: -1.20 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 962.83 J/kg Max Up Vert Vel: 43.88 m/s Conv Inhibition (B-): 43.75 J/kg Cap Strength: 2.18 C Lift Cond Lev (LCL): 911.19 mb = 920.36 m = 3019.53 ft Lev Free Conv (LFC): 816.19 mb = 1870.01 m = 6135.14 ft Equ Level (EL): 666.19 mb = 3576.56 m = 11733.99 ft B at Equ Level: 45.45 J/kg Max Parcel Lev (MPL): 96.19 mb = 16805.81 m = 55136.50 ft Wind level data Storm motion: 137 at 13 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 60 12 -10.4 -6.0 | 6 16 -1.5 -15.5 1 1000 102 60 12 -10.4 -6.0 | 6 16 -1.5 -15.5 2 977 305 60 22 -19.1 -11.0 | 26 23 -10.2 -20.5 3 944 610 65 21 -19.0 -8.9 | 29 21 -10.2 -18.4 4 925 789 65 20 -18.1 -8.5 | 27 20 -9.3 -18.0 5 912 914 70 20 -18.8 -6.8 | 31 19 -9.9 -16.3 6 850 1523 80 20 -19.7 -3.5 | 40 17 -10.8 -13.0 7 820 1829 80 20 -19.7 -3.5 | 40 17 -10.8 -13.0 8 791 2134 95 22 -21.9 1.9 | 60 15 -13.1 -7.6 9 763 2438 95 26 -25.9 2.3 | 67 19 -17.0 -7.2 10 710 3048 85 15 -14.9 -1.3 | 29 12 -6.1 -10.8 11 700 3166 110 16 -15.0 5.5 | 57 7 -6.2 -4.0 12 684 3353 115 17 -15.4 7.2 | 71 7 -6.6 -2.3 13 611 4267 150 16 -8.0 13.9 | 191 4 0.9 4.4 14 589 4572 160 13 -4.4 12.2 | 238 5 4.4 2.7 15 546 5182 200 15 5.1 14.1 | 252 15 14.0 4.6 16 507 5791 170 10 -1.7 9.8 | 267 7 7.1 0.3 17 500 5900 190 10 1.7 9.8 | 268 11 10.6 0.3 18 487 6096 230 6 4.6 3.9 | 293 15 13.5 -5.6 19 468 6401 290 11 10.3 -3.8 | 305 23 19.2 -13.3 20 450 6706 300 11 9.5 -5.5 | 309 24 18.4 -15.0 21 416 7315 285 25 24.1 -6.5 | 296 37 33.0 -16.0 22 400 7610 300 17 14.7 -8.5 | 307 30 23.6 -18.0 23 399 7620 300 19 16.5 -9.5 | 307 32 25.3 -19.0 24 383 7925 300 15 13.0 -7.5 | 308 28 21.8 -17.0 25 367 8230 325 20 11.5 -16.4 | 322 33 20.3 -25.9 26 338 8839 330 12 6.0 -10.4 | 323 25 14.9 -19.9 27 324 9144 45 1 -0.7 -0.7 | 321 13 8.1 -10.2 28 300 9710 50 13 -10.0 -8.4 | 4 18 -1.1 -17.9 29 298 9754 35 12 -6.9 -9.8 | 354 19 2.0 -19.3 30 285 10058 55 14 -11.5 -8.0 | 8 18 -2.6 -17.5 31 273 10363 75 11 -10.6 -2.8 | 8 12 -1.8 -12.3 32 250 10970 350 5 0.9 -4.9 | 326 17 9.7 -14.4 33 200 12450 40 5 -3.2 -3.8 | 337 14 5.6 -13.3 34 198 12497 85 1 -1.0 -0.1 | 321 12 7.9 -9.6 35 180 13106 355 11 1.0 -11.0 | 334 23 9.8 -20.5 36 171 13411 320 18 11.6 -13.8 | 319 31 20.4 -23.3 37 150 14230 360 21 -0.0 -21.0 | 344 32 8.9 -30.5 38 133 14935 10 27 -4.7 -26.6 | 353 36 4.2 -36.1 39 126 15240 360 21 -0.0 -21.0 | 344 32 8.9 -30.5 40 120 15545 335 10 4.2 -9.1 | 325 23 13.1 -18.6 41 102 16459 35 2 -1.1 -1.6 | 325 14 7.7 -11.1 42 100 16590 120 9 -7.8 4.5 | 348 5 1.1 -5.0 43 97 16764 120 9 -7.8 4.5 | 348 5 1.1 -5.0 44 92 17069 120 21 -18.2 10.5 | 96 9 -9.3 1.0 45 83 17625 95 41 -40.8 3.6 | 80 33 -32.0 -5.9 46 78 17983 95 41 -40.8 3.6 | 80 33 -32.0 -5.9 47 74 18288 80 19 -18.7 -3.3 | 38 16 -9.9 -12.8 48 70 18593 285 25 24.1 -6.5 | 296 37 33.0 -16.0 49 70 18600 230 4 3.1 2.6 | 300 14 11.9 -6.9 50 63 19202 5 2 -0.2 -2.0 | 323 14 8.7 -11.5 51 57 19812 280 10 9.8 -1.7 | 301 22 18.7 -11.2 52 54 20117 135 12 -8.5 8.5 | 340 1 0.4 -1.0 53 51 20422 115 15 -13.6 6.3 | 56 6 -4.7 -3.2 54 50 20570 125 22 -18.0 12.6 | 109 10 -9.2 3.1 55 49 20726 135 22 -15.6 15.6 | 132 9 -6.7 6.1 56 46 21031 105 27 -26.1 7.0 | 82 17 -17.2 -2.5 57 42 21641 85 52 -51.8 -4.5 | 72 45 -42.9 -14.0 58 38 22250 115 50 -45.3 21.1 | 108 38 -36.5 11.6 59 31 23470 80 56 -55.1 -9.7 | 67 50 -46.3 -19.2 60 30 23670 80 54 -53.2 -9.4 | 67 48 -44.3 -18.9 61 26 24689 70 61 -57.3 -20.9 | 58 57 -48.5 -30.4 62 24 25072 90 64 -64.0 0.0 | 80 56 -55.1 -9.5 63 23 25298 90 64 -64.0 0.0 | 80 56 -55.1 -9.5 64 21 25603 100 63 -62.0 10.9 | 92 53 -53.2 1.4 Wind Parameters Mean winds (0-6000m): 107.0 at 17.3 knts Storm direction: 137.0 at 13.0 knts Shear (0-3000m) pos: 2.8 neg: 1.6 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 26.4 deg Storm rel helicity (0-3000m) pos: 89.7 neg: -38.1 tot: 51.5 m^2/s^2 ave: 17.2 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 1.7 10^-3/s Energy-Hel index: 0.43 Bulk Rich Number: 37.71 Bulk Shear: 25.53 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 61 18 21 20| 9.6 0.0 9.6| 37.4 0.0 37.4 74.9 0.65| 11.7 7.7 1000 64 19 25 20| 4.4 0.0 4.4| 47.0 -1.8 45.2 45.2 0.59| 7.8 4.6 1500 68 19 29 19| 3.3 0.0 3.3| 57.5 -1.8 55.6 37.1 0.62| 6.2 3.8 2000 72 20 32 19| 3.1 0.0 3.1| 72.0 -1.8 70.1 35.1 0.67| 5.5 3.7 2500 77 20 38 18| 3.3 0.0 3.3| 89.7 -6.5 83.1 33.3 0.62| 5.9 3.6 3000 79 20 40 17| 2.8 1.6 4.4| 89.7 -38.1 51.5 17.2 0.25| 6.5 1.7 4000 88 19 46 15| 3.0 1.2 4.2|110.8 -38.1 72.6 18.2 0.40| 6.9 2.8 5000 98 18 53 12| 2.4 1.0 3.4|121.5 -38.1 83.3 16.7 0.44| 6.9 3.0 6000 107 17 60 9| 1.6 0.8 2.4|141.3 -38.2 103.1 17.2 0.43| 7.2 3.1 Wrote GIF file: /home/apache/climate/data/raob//SB099/skewt/SB099.skewt.20251227.00.gif