UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:0000Z 26 DEC 25 Station: SBSM WMO ident: 83937 Latitude: -29.71 Longitude: -53.69 Elevation: 85.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1000 85 23.2 22.7 97 0.5 22.9 90 4 296.4 299.5 296.0 347.2 17.63 1 925 772 21.4 17.4 78 4.0 18.7 255 4 301.2 303.7 294.6 341.3 13.64 2 882 1184 20.8 10.8 53 10.0 14.4 254 3 304.7 306.4 292.4 332.5 9.26 3 850 1503 18.8 9.8 56 9.0 13.1 300 4 305.8 307.5 292.5 332.9 8.98 4 700 3139 7.4 4.2 80 3.2 5.6 235 10 310.7 312.1 292.7 333.5 7.41 5 688 3282 6.4 3.6 82 2.8 4.8 228 10 311.1 312.5 292.6 333.4 7.22 6 634 3951 3.8 -1.0 71 4.8 1.3 227 10 315.5 316.6 292.6 333.3 5.62 7 620 4133 4.4 0.4 75 4.0 2.2 251 18 318.2 319.4 294.0 338.5 6.37 8 528 5428 -2.5 -2.5 100 0.0 -2.5 285 49 324.9 326.1 295.4 344.7 6.04 9 500 5860 -4.5 -4.6 99 0.1 -4.6 285 51 327.6 328.6 295.7 345.6 5.45 10 400 7590 -14.3 -15.1 94 0.8 -14.6 285 49 336.4 337.0 295.9 346.8 2.96 11 380 7977 -16.5 -17.6 91 1.1 -16.9 288 49 338.5 339.0 296.1 347.5 2.53 12 300 9710 -29.1 -31.5 80 2.4 -29.6 285 49 344.4 344.6 296.1 347.9 0.92 13 291 9928 -30.7 -32.9 81 2.2 -31.1 286 50 345.1 345.3 296.3 348.3 0.82 14 250 10990 -39.5 -42.7 71 3.2 -39.8 290 55 347.3 347.4 296.4 348.8 0.35 15 244 11155 -41.1 -44.9 67 3.8 -41.4 289 57 347.4 347.4 296.3 348.5 0.29 16 228 11610 -44.9 -46.8 81 1.9 -45.0 286 62 348.4 348.4 296.5 349.4 0.25 17 225 11698 -45.6 -47.8 78 2.2 -45.7 285 63 348.7 348.7 296.5 349.6 0.23 18 200 12470 -51.5 -56.5 55 5.0 -51.7 285 54 351.2 351.2 297.0 351.6 0.09 19 191 12768 -54.1 -58.8 56 4.7 -54.2 285 52 351.7 351.7 297.1 352.0 0.07 20 161 13846 -62.1 -74.1 19 12.0 -62.2 285 46 355.8 355.8 297.9 355.9 0.01 21 150 14280 -65.7 -74.7 27 9.0 -65.8 285 50 356.9 356.9 298.1 356.9 0.01 22 130 15134 -73.1 -77.1 54 4.0 -73.1 285 56 358.6 358.6 298.4 358.6 0.01 23 112 16001 -75.7 -84.7 23 9.0 -75.7 263 46 369.3 369.3 300.4 369.3 0.00 24 101 16594 -79.3 -85.3 37 6.0 -79.3 290 32 373.4 373.4 301.2 373.5 0.00 25 100 16650 -79.7 -85.7 36 6.0 -79.7 295 31 373.7 373.7 301.2 373.8 0.00 26 99 16706 -79.9 -85.9 36 6.0 -79.9 305 33 374.4 374.4 301.4 374.4 0.00 27 94 17000 -76.5 -87.5 16 11.0 -76.5 303 33 386.7 386.7 303.3 386.7 0.00 28 85 17573 -78.7 -88.7 18 10.0 -78.7 290 34 393.5 393.5 304.3 393.6 0.00 29 77 18139 -73.9 -86.9 12 13.0 -74.0 294 34 414.8 414.8 307.1 414.8 0.00 30 70 18690 -75.7 -87.7 14 12.0 -75.7 200 1 422.4 422.4 308.0 422.4 0.00 31 50 20680 -67.7 -88.7 3 21.0 -67.9 175 7 484.0 484.0 313.8 484.0 0.00 32 41 21886 -63.5 -88.5 2 25.0 -64.0 47 15 522.7 522.7 316.5 522.7 0.00 TRP 99 16706 -79.9 -85.9 36 6.0 -79.9 305 33 374.4 374.4 301.4 374.4 0.00 WND 225 11698 -45.6 -47.8 78 2.2 -45.7 285 63 348.7 348.7 296.5 349.6 0.23 Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 561.33 mb = 4958.81 m = 16268.88 ft Wetbulb zero: 577.06 mb = 4711.66 m = 15458.01 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 77.79 % Est. max temperature: 32.69 C = 90.84 F Sfc-Lift cond lev (LCL): 993.14 mb = 145.64 m = 477.81 ft T: 23.04 C 700-500 lapse rate: 4.37 C/km ThetaE index: 14.75 C Layer 925.0- 850.0 mb Conv cond level (CCL): 820.85 mb = 1797.04 m = 5895.74 ft Mean mixing ratio: 14.77 g/kg Conv temperature: 33.59 C = 92.47 F Cap Strength: 3.50 C Lifted Index: 1.11 C Risk: Showers probable Lifted Index @300 mb: 3.28 C Lifted Index @700 mb: -1.15 C Showalter Index: 5.38 C Risk: None Total Totals Index: 37.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 14.30 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 176.60 Risk: None Energy Index: 2.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.14 J/kg Max Up Vert Vel: 11.33 m/s Conv Inhibition (B-): 126.23 J/kg Cap Strength: 3.45 C Lift Cond Lev (LCL): 908.34 mb = 929.40 m = 3049.16 ft Lev Free Conv (LFC): 733.34 mb = 2746.88 m = 9011.97 ft Equ Level (EL): 623.34 mb = 4089.16 m = 13415.70 ft B at Equ Level: 62.87 J/kg Max Parcel Lev (MPL): 473.34 mb = 6284.73 m = 20618.96 ft Wind level data Storm motion: 307 at 14 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 1000 85 90 4 -4.0 0.0 | 119 17 -15.2 8.5 1 1000 91 60 2 -1.7 -1.0 | 120 15 -12.9 7.5 2 976 305 15 2 -0.5 -1.9 | 119 13 -11.7 6.6 3 942 610 255 5 4.8 1.3 | 147 12 -6.4 9.8 4 925 772 255 4 3.9 1.0 | 143 12 -7.3 9.6 5 910 914 215 3 1.7 2.5 | 139 15 -9.5 11.0 6 850 1503 300 4 3.5 -2.0 | 130 10 -7.7 6.5 7 789 2134 275 6 6.0 -0.5 | 147 10 -5.2 8.0 8 761 2438 265 6 6.0 0.5 | 150 10 -5.2 9.1 9 734 2743 245 10 9.1 4.2 | 171 13 -2.1 12.8 10 700 3139 235 10 8.2 5.7 | 168 15 -3.0 14.3 11 682 3353 225 10 7.1 7.1 | 165 16 -4.1 15.6 12 657 3658 250 7 6.6 2.4 | 157 12 -4.6 10.9 13 632 3962 225 10 7.1 7.1 | 165 16 -4.1 15.6 14 609 4267 275 25 24.9 -2.2 | 245 15 13.7 6.4 15 565 4877 285 46 44.4 -11.9 | 276 33 33.2 -3.4 16 504 5791 285 51 49.3 -13.2 | 277 38 38.1 -4.7 17 500 5860 285 51 49.3 -13.2 | 277 38 38.1 -4.7 18 485 6096 290 50 47.0 -17.1 | 283 37 35.8 -8.6 19 431 7010 285 45 43.5 -11.6 | 276 32 32.3 -3.1 20 400 7590 285 49 47.3 -12.7 | 277 36 36.1 -4.1 21 367 8230 290 49 46.0 -16.8 | 283 36 34.9 -8.2 22 300 9710 285 49 47.3 -12.7 | 277 36 36.1 -4.1 23 250 10990 290 55 51.7 -18.8 | 284 42 40.5 -10.3 24 225 11698 285 63 60.9 -16.3 | 279 50 49.7 -7.8 25 219 11887 285 63 60.9 -16.3 | 279 50 49.7 -7.8 26 200 12470 285 54 52.2 -14.0 | 278 41 41.0 -5.4 27 164 13716 285 45 43.5 -11.6 | 276 32 32.3 -3.1 28 150 14280 285 50 48.3 -12.9 | 277 37 37.1 -4.4 29 121 15545 285 59 57.0 -15.3 | 278 46 45.8 -6.7 30 109 16154 255 41 39.6 10.6 | 236 34 28.4 19.1 31 100 16650 295 31 28.1 -13.1 | 285 18 16.9 -4.6 32 99 16706 305 33 27.0 -18.9 | 303 19 15.8 -10.4 33 98 16764 295 31 28.1 -13.1 | 285 18 16.9 -4.6 34 93 17069 305 34 27.9 -19.5 | 303 20 16.7 -11.0 35 88 17374 280 32 31.5 -5.6 | 262 21 20.3 3.0 36 79 17983 310 37 28.3 -23.8 | 312 23 17.2 -15.2 37 71 18593 250 25 23.5 8.6 | 216 21 12.3 17.1 38 70 18690 200 1 0.3 0.9 | 131 14 -10.8 9.5 39 68 18898 235 10 8.2 5.7 | 168 15 -3.0 14.3 40 64 19202 25 11 -4.6 -10.0 | 85 16 -15.8 -1.4 41 58 19812 325 24 13.8 -19.7 | 347 11 2.6 -11.1 42 55 20117 270 17 17.0 -0.0 | 214 10 5.8 8.5 43 50 20680 175 7 -0.6 7.0 | 143 19 -11.8 15.5 44 50 20726 180 3 0.0 3.0 | 136 16 -11.2 11.5 45 46 21031 130 10 -7.7 6.4 | 128 24 -18.8 15.0 46 44 21336 70 12 -11.3 -4.1 | 101 23 -22.5 4.4 47 38 21946 20 19 -6.5 -17.9 | 62 20 -17.7 -9.3 48 36 22250 350 3 0.5 -3.0 | 118 12 -10.7 5.6 Wind Parameters Mean winds (0-6000m): 277.3 at 18.8 knts Storm direction: 307.3 at 14.1 knts Shear (0-3000m) pos: 1.7 neg: 1.6 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 49.2 deg Storm rel helicity (0-3000m) pos: 34.3 neg: -10.6 tot: 23.7 m^2/s^2 ave: 7.9 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 1.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.53 Bulk Shear: 42.00 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 ------------------------------------------------------------------------------- 500 345 3 118 12| 9.0 0.0 9.0| 13.4 -0.0 13.4 26.8 0.43| 11.2 4.9 1000 254 3 141 12| 4.5 1.2 5.7| 14.3 -3.7 10.7 10.7 0.26| 7.8 2.0 1500 268 4 139 12| 3.5 0.8 4.3| 14.7 -9.0 5.7 3.8 0.12| 6.6 0.8 2000 276 4 138 11| 2.6 0.6 3.2| 20.4 -9.0 11.4 5.7 0.21| 5.6 1.2 2500 272 4 141 11| 2.1 1.1 3.2| 28.5 -9.0 19.5 7.8 0.30| 5.2 1.5 3000 262 5 147 11| 1.7 1.6 3.3| 34.3 -10.6 23.7 7.9 0.30| 5.0 1.5 4000 250 6 154 12| 2.1 1.2 3.2| 70.7 -19.8 50.9 12.7 0.34| 5.9 2.0 5000 270 12 187 9| 5.3 0.9 6.2|202.3 -19.8 182.6 36.5 0.50| 8.5 4.3 6000 277 19 230 10| 4.5 0.8 5.3|248.1 -19.8 228.3 38.0 0.51| 7.8 4.0 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251226.00.gif