UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 1 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 ------------------------------------------------------------------------------- 0 1000 83 100 5 SFC 999 85 22.2 18.2 78 4.0 19.5 100 5 295.4 297.8 292.7 333.6 13.28 2 980 253 19.0 16.9 88 2.1 17.6 100 7 293.8 296.1 291.5 329.4 12.45 3 942 597 17.0 16.0 94 1.0 16.4 33 10 295.2 297.3 291.8 330.2 12.23 4 928 726 17.0 15.2 89 1.8 15.8 10 14 296.4 298.5 291.8 330.4 11.78 5 925 754 17.4 15.2 87 2.2 16.0 5 15 297.1 299.2 292.1 331.3 11.82 6 916 838 19.6 15.2 76 4.4 16.7 336 16 300.2 302.4 293.1 335.2 11.94 7 850 1480 15.8 13.4 86 2.4 14.3 250 9 302.7 304.8 293.4 336.6 11.44 8 822 1764 13.4 13.2 99 0.2 13.3 237 9 303.1 305.2 293.7 337.7 11.68 9 706 3036 7.4 4.4 81 3.0 5.6 241 10 309.9 311.3 292.5 332.8 7.45 10 700 3107 7.8 2.8 71 5.0 5.0 250 16 311.1 312.4 292.2 331.9 6.70 11 692 3202 8.8 0.8 57 8.0 4.4 250 16 313.3 314.4 292.2 331.7 5.87 12 673 3431 7.6 -5.4 39 13.0 1.3 244 15 314.4 315.1 290.7 326.6 3.80 13 618 4129 4.2 -26.8 8 31.0 -5.1 221 21 318.3 318.4 288.9 320.7 0.69 14 500 5810 -9.1 -33.1 12 24.0 -14.4 260 27 321.9 322.0 289.9 323.7 0.47 15 463 6397 -13.7 -38.7 10 25.0 -18.1 255 25 323.4 323.4 290.1 324.5 0.29 16 433 6901 -16.3 -34.3 20 18.0 -19.8 250 40 326.3 326.4 291.2 328.1 0.48 17 400 7490 -20.5 -46.5 8 26.0 -23.8 245 54 328.3 328.4 291.4 328.9 0.15 18 326 8975 -30.7 -57.7 5 27.0 -32.6 255 65 334.1 334.1 292.9 334.3 0.05 19 300 9560 -35.1 -52.1 16 17.0 -36.3 255 78 335.9 335.9 293.4 336.3 0.10 20 280 10039 -38.1 -59.1 9 21.0 -39.2 255 84 338.3 338.3 293.9 338.5 0.05 21 250 10810 -44.7 -60.7 15 16.0 -45.3 255 86 339.6 339.6 294.3 339.8 0.04 22 245 10945 -45.9 -59.9 19 14.0 -46.4 256 86 339.8 339.8 294.3 340.0 0.05 23 223 11564 -49.9 -66.9 12 17.0 -50.3 263 95 342.9 342.9 295.0 343.0 0.02 24 221 11623 -49.5 -69.5 8 20.0 -50.0 263 98 344.4 344.4 295.4 344.5 0.01 25 207 12048 -52.5 -65.5 19 13.0 -52.8 268 114 346.2 346.2 295.8 346.3 0.03 26 201 12238 -53.3 -59.3 48 6.0 -53.5 270 121 347.9 347.9 296.2 348.1 0.06 27 200 12270 -53.5 -61.5 37 8.0 -53.7 270 122 348.0 348.1 296.3 348.3 0.05 28 194 12464 -54.7 -68.7 16 14.0 -54.9 273 126 349.2 349.2 296.5 349.3 0.02 29 191 12564 -55.3 -66.9 22 11.6 -55.6 275 128 349.7 349.7 296.6 349.8 0.02 30 183 12834 -57.1 -62.1 53 5.0 -57.2 275 126 351.2 351.2 296.9 351.4 0.05 31 180 12938 -57.1 -70.1 18 13.0 -57.3 274 121 352.8 352.8 297.3 352.9 0.02 32 172 13224 -57.3 -76.3 7 19.0 -57.5 272 107 357.1 357.1 298.1 357.1 0.01 33 150 14080 -60.3 -82.3 4 22.0 -60.5 265 67 366.2 366.2 299.9 366.2 0.00 34 132 14874 -63.5 -86.5 3 23.0 -63.6 254 66 374.1 374.1 301.3 374.1 0.00 35 101 16482 -74.1 -90.1 7 16.0 -74.2 254 26 383.5 383.5 302.8 383.5 0.00 36 100 16540 -74.5 -89.5 8 15.0 -74.5 255 24 383.8 383.8 302.9 383.8 0.00 37 92 17021 -77.5 -90.5 11 13.0 -77.5 255 34 387.1 387.1 303.3 387.1 0.00 38 70 18600 -73.5 -89.5 7 16.0 -73.6 225 12 427.1 427.1 308.5 427.1 0.00 39 65 19034 -72.5 -89.5 6 17.0 -72.6 229 10 438.5 438.5 309.7 438.5 0.00 40 56 19923 -66.3 -89.3 3 23.0 -66.5 229 13 471.7 471.7 312.8 471.7 0.00 41 50 20610 -65.9 -88.9 3 23.0 -66.2 70 12 488.2 488.2 314.1 488.2 0.00 42 47 20984 -67.3 -90.3 2 23.0 -67.5 70 10 493.5 493.6 314.5 493.6 0.00 43 30 23760 -56.5 -86.5 1 30.0 -57.9 10 4 590.6 590.6 320.2 590.7 0.01 44 29 23974 -56.3 -86.3 1 30.0 -57.7 12 11 596.9 596.9 320.5 597.0 0.01 45 21 26027 -53.9 -84.9 1 31.0 -56.3 34 10 661.9 661.9 323.2 662.0 0.01 46 20 26340 -53.3 -85.3 1 32.0 -55.9 55 18 673.0 673.0 323.5 673.1 0.01 47 17 27401 -47.1 -82.1 1 35.0 -52.0 53 17 724.9 724.9 325.2 725.2 0.03 TRP 92 17021 -77.5 -90.5 11 13.0 -77.5 255 34 387.1 387.1 303.3 387.1 0.00 WND 191 12564 -55.3 -66.9 22 11.6 -55.6 275 128 349.7 349.7 296.6 349.8 0.02 Sounding variables and indices 1000-500 mb thick: 5727.00 m Freezing level: 580.74 mb = 4659.74 m = 15287.67 ft Wetbulb zero: 661.83 mb = 3568.34 m = 11707.01 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 53.99 % Est. max temperature: 29.47 C = 85.05 F Sfc-Lift cond lev (LCL): 942.10 mb = 595.56 m = 1953.90 ft T: 17.01 C 700-500 lapse rate: 6.25 C/km ThetaE index: 17.03 C Layer 706.0- 500.0 mb Conv cond level (CCL): 829.66 mb = 1685.67 m = 5530.33 ft Mean mixing ratio: 12.25 g/kg Conv temperature: 29.73 C = 85.52 F Cap Strength: 4.71 C Lifted Index: 1.37 C Risk: Showers probable Lifted Index @300 mb: 4.20 C Lifted Index @700 mb: 2.92 C Showalter Index: -0.86 C Risk: Thunderstorms probable Total Totals Index: 47.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 22.50 C K Index: 33.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 205.80 Risk: None Energy Index: -2.46 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 30.58 J/kg Max Up Vert Vel: 7.82 m/s Conv Inhibition (B-): 30703.19 J/kg Cap Strength: 4.65 C Lift Cond Lev (LCL): 914.39 mb = 853.28 m = 2799.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 277 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 ---------------------------------------------------------- 0 999 85 100 5 -4.9 0.9 | 98 18 -17.8 2.4 1 974 305 100 7 -6.9 1.2 | 98 20 -19.8 2.7 2 940 610 30 10 -5.0 -8.7 | 68 19 -17.9 -7.2 3 925 754 5 15 -1.3 -14.9 | 46 20 -14.2 -13.5 4 908 914 310 16 12.3 -10.3 | 4 9 -0.6 -8.8 5 850 1480 250 9 8.5 3.1 | 136 6 -4.4 4.6 6 846 1524 260 6 5.9 1.0 | 110 7 -7.0 2.5 7 815 1829 230 10 7.7 6.4 | 147 9 -5.2 7.9 8 786 2134 260 11 10.8 1.9 | 149 4 -2.0 3.4 9 758 2438 290 11 10.3 -3.8 | 48 3 -2.5 -2.3 10 705 3048 240 10 8.7 5.0 | 147 8 -4.2 6.5 11 700 3107 250 16 15.0 5.5 | 197 7 2.2 7.0 12 679 3353 250 16 15.0 5.5 | 197 7 2.2 7.0 13 654 3658 225 13 9.2 9.2 | 161 11 -3.7 10.7 14 606 4267 220 24 15.4 18.4 | 187 20 2.6 19.9 15 583 4572 225 30 21.2 21.2 | 200 24 8.4 22.7 16 501 5791 260 27 26.6 4.7 | 246 15 13.7 6.2 17 500 5810 260 27 26.6 4.7 | 246 15 13.7 6.2 18 481 6096 250 27 25.4 9.2 | 229 16 12.5 10.7 19 462 6401 255 25 24.1 6.5 | 235 14 11.3 8.0 20 409 7315 245 53 48.0 22.4 | 236 43 35.2 23.9 21 400 7490 245 54 48.9 22.8 | 236 44 36.1 24.3 22 361 8230 255 48 46.4 12.4 | 247 36 33.5 13.9 23 300 9560 255 78 75.3 20.2 | 251 66 62.5 21.7 24 267 10363 255 88 85.0 22.8 | 251 76 72.1 24.3 25 250 10810 255 86 83.1 22.3 | 251 74 70.2 23.7 26 233 11278 260 85 83.7 14.8 | 257 73 70.8 16.2 27 200 12270 270 122 122.0 -0.0 | 269 109 109.1 1.5 28 191 12564 275 128 127.5 -11.2 | 275 115 114.6 -9.7 29 184 12802 275 128 127.5 -11.2 | 275 115 114.6 -9.7 30 151 14021 265 66 65.7 5.8 | 262 53 52.9 7.2 31 150 14080 265 67 66.7 5.8 | 262 54 53.9 7.3 32 137 14630 260 70 68.9 12.2 | 256 58 56.1 13.6 33 118 15545 235 53 43.4 30.4 | 224 44 30.6 31.9 34 100 16540 255 24 23.2 6.2 | 233 13 10.3 7.7 35 96 16764 255 24 23.2 6.2 | 233 13 10.3 7.7 36 92 17021 255 34 32.8 8.8 | 243 22 20.0 10.3 37 91 17069 260 37 36.4 6.4 | 251 25 23.6 7.9 38 78 17983 245 18 16.3 7.6 | 201 10 3.5 9.1 39 74 18288 225 11 7.8 7.8 | 151 11 -5.1 9.3 40 70 18593 235 18 14.7 10.3 | 189 12 1.9 11.8 41 70 18600 225 12 8.5 8.5 | 156 11 -4.4 10.0 42 67 18898 225 12 8.5 8.5 | 156 11 -4.4 10.0 43 60 19507 240 3 2.6 1.5 | 106 11 -10.3 3.0 44 57 19812 255 11 10.6 2.8 | 153 5 -2.2 4.3 45 54 20117 190 17 3.0 16.7 | 151 21 -9.9 18.2 46 52 20422 110 10 -9.4 3.4 | 102 23 -22.3 4.9 47 50 20610 70 12 -11.3 -4.1 | 84 24 -24.1 -2.6 48 49 20726 100 11 -10.8 1.9 | 98 24 -23.7 3.4 49 47 21031 65 10 -9.1 -4.2 | 83 22 -21.9 -2.7 50 44 21336 5 11 -1.0 -11.0 | 56 17 -13.8 -9.5 51 42 21641 125 2 -1.6 1.1 | 100 15 -14.5 2.6 52 40 21946 25 10 -4.2 -9.1 | 66 19 -17.1 -7.6 53 36 22555 185 12 1.0 12.0 | 139 18 -11.8 13.4 54 33 23165 360 11 -0.0 -11.0 | 54 16 -12.9 -9.5 55 31 23470 20 17 -5.8 -16.0 | 52 24 -18.7 -14.5 56 30 23760 10 4 -0.7 -3.9 | 80 14 -13.6 -2.5 57 30 23774 355 12 1.0 -12.0 | 48 16 -11.8 -10.5 58 29 24079 20 11 -3.8 -10.3 | 62 19 -16.6 -8.8 59 25 24994 95 3 -3.0 0.3 | 96 16 -15.9 1.7 60 22 25603 70 11 -10.3 -3.8 | 84 23 -23.2 -2.3 61 21 25908 20 10 -3.4 -9.4 | 64 18 -16.3 -7.9 62 20 26213 55 10 -8.2 -5.7 | 79 21 -21.1 -4.2 63 20 26340 55 18 -14.7 -10.3 | 72 29 -27.6 -8.8 64 19 26518 60 18 -15.6 -9.0 | 75 29 -28.5 -7.5 65 16 27127 50 16 -12.3 -10.3 | 71 27 -25.1 -8.8 66 14 27737 50 7 -5.4 -4.5 | 81 18 -18.2 -3.0 Wind Parameters Mean winds (0-6000m): 246.6 at 17.3 knts Storm direction: 276.6 at 12.9 knts Shear (0-3000m) pos: 0.9 neg: 2.7 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 80.3 deg Storm rel helicity (0-3000m) pos: 20.6 neg: -135.8 tot: -115.2 m^2/s^2 ave: -38.4 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 13.2 stream: -3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.38 Bulk Shear: 79.51 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 77 7 90 20| 0.0 9.1 9.1| 0.4 -51.0 -50.6 -101.2 -0.81| 11.9 -9.7 1000 5 11 56 17| 0.0 9.7 9.7| 0.4-129.4-129.0 -129.0 -0.72| 20.2-14.6 1500 329 11 44 11| 0.0 3.9 3.9| 1.6-133.2-131.6 -87.7 -0.51| 17.7 -9.1 2000 297 10 48 5| 1.0 3.0 4.0| 10.8-133.2-122.4 -61.2 -0.37| 15.4 -5.6 2500 290 10 56 4| 1.1 2.4 3.5| 11.7-135.8-124.1 -49.7 -0.37| 13.9 -5.1 3000 282 10 76 3| 0.9 2.7 3.6| 20.6-135.8-115.2 -38.4 -0.23| 13.2 -3.1 4000 260 12 162 4| 0.7 3.0 3.7| 42.5-148.6-106.1 -26.5 -0.17| 12.1 -2.1 5000 245 15 185 8| 1.6 2.4 4.0|115.3-148.6 -33.3 -6.7 -0.03| 11.4 -0.3 6000 247 17 200 9| 1.7 2.0 3.8|155.1-166.3 -11.2 -1.9 0.01| 10.8 0.1 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251201.12.gif