UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:0000Z 30 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 75 110 3 SFC 999 85 25.4 22.7 85 2.7 23.5 110 3 298.6 301.8 296.7 350.1 17.65 2 925 759 21.6 16.6 73 5.0 18.2 85 20 301.4 303.8 294.2 339.5 12.95 3 919 816 21.2 16.2 73 5.0 17.8 89 22 301.5 303.9 294.1 339.0 12.70 4 882 1170 18.4 16.9 91 1.5 17.4 99 24 302.2 304.8 295.1 343.2 13.86 5 850 1487 16.4 13.6 83 2.8 14.6 105 23 303.3 305.5 293.7 337.8 11.60 6 847 1517 16.4 13.5 83 2.9 14.5 108 22 303.6 305.8 293.8 338.0 11.56 7 826 1732 16.8 7.8 55 9.0 11.3 127 17 306.2 307.7 291.9 330.6 8.06 8 811 1888 16.0 7.0 55 9.0 10.6 142 13 307.0 308.5 291.9 330.6 7.77 9 727 2808 9.2 7.5 89 1.7 8.2 254 7 309.3 311.0 293.5 336.8 8.99 10 700 3123 9.0 7.1 88 1.9 7.8 255 14 312.5 314.2 294.4 340.5 9.08 11 679 3375 7.8 5.2 84 2.6 6.2 259 18 313.8 315.4 294.1 339.4 8.20 12 626 4040 2.4 2.4 100 0.0 2.4 242 17 315.1 316.4 293.8 337.9 7.29 13 622 4092 3.2 1.8 91 1.4 2.4 248 18 316.5 317.9 294.0 338.8 7.03 14 582 4631 1.2 -1.8 80 3.0 -0.4 256 16 320.3 321.4 294.0 338.9 5.77 15 532 5349 -3.3 -4.3 93 1.0 -3.8 264 15 323.2 324.3 294.4 340.4 5.24 16 500 5840 -4.5 -8.0 76 3.5 -6.1 265 18 327.6 328.4 294.7 341.6 4.19 17 408 7419 -13.1 -27.1 30 14.0 -16.9 278 21 336.1 336.3 294.3 339.8 1.02 18 401 7551 -13.5 -26.5 33 13.0 -17.1 275 21 337.2 337.4 294.6 341.2 1.09 19 400 7570 -13.7 -26.7 33 13.0 -17.3 275 21 337.2 337.4 294.6 341.1 1.08 20 365 8256 -19.3 -27.3 49 8.0 -21.3 260 28 338.7 338.9 295.0 342.8 1.12 21 314 9354 -27.5 -29.1 86 1.6 -27.8 289 39 342.1 342.4 295.8 346.2 1.10 22 300 9680 -30.1 -32.0 83 1.9 -30.4 305 35 343.0 343.1 295.8 346.3 0.87 23 291 9898 -31.3 -34.7 72 3.4 -31.9 307 33 344.2 344.4 296.0 346.9 0.69 24 267 10505 -36.1 -40.1 67 4.0 -36.6 296 39 345.8 345.9 296.1 347.6 0.44 25 250 10960 -40.1 -42.2 80 2.1 -40.3 300 41 346.4 346.5 296.2 347.9 0.37 26 226 11639 -45.9 -47.5 84 1.6 -46.0 300 44 347.7 347.8 296.3 348.7 0.23 27 222 11758 -46.7 -50.6 64 3.9 -46.9 300 44 348.3 348.3 296.4 349.0 0.17 28 220 11818 -47.3 -48.2 90 0.9 -47.4 300 44 348.2 348.3 296.4 349.2 0.22 29 202 12376 -52.1 -52.8 92 0.7 -52.1 300 47 349.3 349.3 296.6 349.9 0.14 30 200 12440 -52.9 -53.9 89 1.0 -52.9 300 47 349.0 349.0 296.5 349.5 0.13 31 199 12472 -53.3 -54.8 84 1.5 -53.4 300 47 348.9 348.9 296.5 349.3 0.11 32 195 12603 -53.9 -58.5 57 4.6 -54.1 301 47 349.9 350.0 296.7 350.3 0.07 33 181 13077 -57.5 -65.5 35 8.0 -57.6 302 49 351.6 351.6 297.0 351.7 0.03 34 161 13806 -63.1 -70.1 38 7.0 -63.2 301 51 354.1 354.1 297.5 354.2 0.02 35 150 14240 -63.7 -73.7 24 10.0 -63.8 280 48 360.3 360.3 298.8 360.4 0.01 36 132 15017 -67.9 -82.9 10 15.0 -67.9 284 45 366.3 366.3 299.9 366.3 0.00 37 105 16374 -73.7 -86.7 12 13.0 -73.7 271 25 380.0 380.0 302.2 380.0 0.00 38 100 16660 -72.5 -89.5 6 17.0 -72.6 240 13 387.6 387.6 303.5 387.7 0.00 39 82 17804 -78.7 -89.7 15 11.0 -78.7 190 24 397.6 397.6 304.9 397.6 0.00 40 70 18710 -75.7 -88.7 11 13.0 -75.7 205 16 422.4 422.4 308.0 422.4 0.00 41 64 19228 -75.9 -88.9 11 13.0 -75.9 204 22 433.0 433.0 309.1 433.0 0.00 42 61 19508 -72.5 -88.5 7 16.0 -72.6 194 25 446.5 446.5 310.5 446.5 0.00 43 51 20555 -74.5 -90.5 7 16.0 -74.6 151 11 465.3 465.3 312.3 465.3 0.00 44 50 20670 -74.3 -90.3 7 16.0 -74.4 170 14 468.4 468.4 312.5 468.4 0.00 45 49 20788 -73.5 -90.5 6 17.0 -73.6 172 15 473.0 473.0 312.9 473.0 0.00 46 47 21036 -66.9 -89.9 3 23.0 -67.1 175 16 494.5 494.5 314.5 494.5 0.00 47 43 21575 -65.7 -89.7 2 24.0 -66.0 132 22 510.2 510.2 315.7 510.2 0.00 48 30 23800 -58.5 -86.5 2 28.0 -59.6 100 18 585.2 585.2 319.9 585.2 0.01 49 29 24013 -58.5 -86.5 2 28.0 -59.6 100 17 590.9 590.9 320.2 590.9 0.01 50 27 24466 -54.1 -85.1 1 31.0 -56.0 82 18 615.4 615.4 321.3 615.5 0.01 51 24 25218 -55.9 -84.9 1 29.0 -57.6 103 20 631.3 631.3 322.0 631.4 0.01 52 20 26390 -51.1 -83.1 1 32.0 -54.2 85 23 679.8 679.8 323.7 679.9 0.02 53 19 26724 -50.9 -82.9 1 32.0 -54.2 97 28 690.4 690.4 324.1 690.6 0.02 TRP 82 17804 -78.7 -89.7 15 11.0 -78.7 190 24 397.6 397.6 304.9 397.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 568.67 mb = 4822.19 m = 15820.63 ft Wetbulb zero: 587.55 mb = 4553.71 m = 14939.81 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 82.10 % Est. max temperature: 30.19 C = 86.34 F Sfc-Lift cond lev (LCL): 960.88 mb = 425.76 m = 1396.85 ft T: 23.48 C 700-500 lapse rate: 4.97 C/km ThetaE index: 11.08 C Layer 925.0- 882.0 mb Conv cond level (CCL): 868.00 mb = 1307.52 m = 4289.71 ft Mean mixing ratio: 14.67 g/kg Conv temperature: 29.46 C = 85.03 F Cap Strength: 1.72 C Lifted Index: 0.87 C Risk: Showers probable Lifted Index @300 mb: 1.93 C Lifted Index @700 mb: 0.25 C Showalter Index: 3.21 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 18.10 C K Index: 32.60 Risk: 60-80 % chance of thunderstorms Sweat Index: 227.20 Risk: None Energy Index: 0.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.49 J/kg Max Up Vert Vel: 11.44 m/s Conv Inhibition (B-): 55.69 J/kg Cap Strength: 1.71 C Lift Cond Lev (LCL): 896.56 mb = 1029.02 m = 3376.01 ft Lev Free Conv (LFC): 751.56 mb = 2528.68 m = 8296.11 ft Equ Level (EL): 701.56 mb = 3104.46 m = 10185.11 ft B at Equ Level: 20.42 J/kg Max Parcel Lev (MPL): 421.56 mb = 7164.99 m = 23506.89 ft Wind level data Storm motion: 255 at 11 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 85 110 3 -2.8 1.0 | 83 14 -13.7 -1.8 1 974 305 95 12 -12.0 1.0 | 86 23 -22.9 -1.8 2 941 610 85 18 -17.9 -1.6 | 81 29 -28.9 -4.4 3 925 759 85 20 -19.9 -1.7 | 82 31 -30.8 -4.6 4 908 914 95 25 -24.9 2.2 | 89 36 -35.8 -0.7 5 850 1487 105 23 -22.2 6.0 | 95 33 -33.1 3.1 6 787 2134 165 6 -1.6 5.8 | 103 13 -12.5 3.0 7 759 2438 260 2 2.0 0.3 | 74 9 -9.0 -2.5 8 706 3048 250 10 9.4 3.4 | 111 2 -1.5 0.6 9 700 3123 255 14 13.5 3.6 | 253 3 2.6 0.8 10 680 3353 260 18 17.7 3.1 | 268 7 6.8 0.3 11 655 3658 240 17 14.7 8.5 | 214 7 3.8 5.7 12 631 3962 235 17 13.9 9.8 | 203 8 3.0 6.9 13 608 4267 270 19 19.0 -0.0 | 289 9 8.1 -2.8 14 563 4877 245 13 11.8 5.5 | 198 3 0.9 2.7 15 522 5486 270 16 16.0 -0.0 | 299 6 5.1 -2.8 16 500 5840 265 18 17.9 1.6 | 280 7 7.0 -1.3 17 484 6096 270 18 18.0 -0.0 | 292 8 7.1 -2.8 18 447 6706 265 18 17.9 1.6 | 280 7 7.0 -1.3 19 430 7010 285 21 20.3 -5.4 | 311 12 9.4 -8.3 20 400 7570 275 21 20.9 -1.8 | 295 11 10.0 -4.7 21 397 7620 280 20 19.7 -3.5 | 306 11 8.8 -6.3 22 366 8230 260 28 27.6 4.9 | 263 17 16.7 2.0 23 351 8534 255 30 29.0 7.8 | 255 19 18.1 4.9 24 323 9144 280 42 41.4 -7.3 | 288 32 30.4 -10.1 25 300 9680 305 35 28.7 -20.1 | 322 29 17.7 -22.9 26 297 9754 310 31 23.7 -19.9 | 331 26 12.8 -22.8 27 272 10363 295 39 35.3 -16.5 | 308 31 24.4 -19.3 28 250 10960 300 41 35.5 -20.5 | 314 34 24.6 -23.3 29 200 12440 300 47 40.7 -23.5 | 311 40 29.8 -26.3 30 163 13716 305 51 41.8 -29.3 | 316 45 30.9 -32.1 31 150 14240 280 48 47.3 -8.3 | 287 38 36.3 -11.2 32 148 14326 290 56 52.6 -19.2 | 298 47 41.7 -22.0 33 141 14630 270 49 49.0 -0.0 | 274 38 38.1 -2.8 34 121 15545 305 39 31.9 -22.4 | 320 33 21.0 -25.2 35 109 16154 275 29 28.9 -2.5 | 287 19 18.0 -5.4 36 103 16459 270 24 24.0 -0.0 | 282 13 13.1 -2.8 37 100 16660 240 13 11.3 6.5 | 185 4 0.3 3.7 38 98 16764 240 13 11.3 6.5 | 185 4 0.3 3.7 39 84 17678 180 22 0.0 22.0 | 150 22 -10.9 19.2 40 82 17804 190 24 4.2 23.6 | 162 22 -6.8 20.8 41 71 18593 210 19 9.5 16.5 | 174 14 -1.4 13.6 42 70 18710 205 16 6.8 14.5 | 160 12 -4.2 11.7 43 64 19202 205 22 9.3 19.9 | 175 17 -1.6 17.1 44 61 19507 195 25 6.5 24.1 | 168 22 -4.5 21.3 45 58 19812 135 11 -7.8 7.8 | 105 19 -18.7 4.9 46 55 20117 150 14 -7.0 12.1 | 117 20 -17.9 9.3 47 52 20422 130 7 -5.4 4.5 | 96 16 -16.3 1.7 48 50 20670 170 14 -2.4 13.8 | 129 17 -13.4 11.0 49 47 21031 175 16 -1.4 15.9 | 137 18 -12.3 13.1 50 45 21336 170 19 -3.3 18.7 | 138 21 -14.2 15.9 51 43 21641 125 22 -18.0 12.6 | 109 31 -28.9 9.8 52 39 22250 80 15 -14.8 -2.6 | 78 26 -25.7 -5.4 53 37 22555 80 10 -9.8 -1.7 | 78 21 -20.8 -4.6 54 35 22860 65 8 -7.3 -3.4 | 71 19 -18.2 -6.2 55 33 23165 125 10 -8.2 5.7 | 99 19 -19.1 2.9 56 32 23470 90 12 -12.0 0.0 | 83 23 -22.9 -2.8 57 30 23774 140 14 -9.0 10.7 | 112 21 -19.9 7.9 58 30 23800 100 18 -17.7 3.1 | 91 29 -28.6 0.3 59 29 24079 100 17 -16.7 3.0 | 90 28 -27.7 0.1 60 27 24384 80 18 -17.7 -3.1 | 78 29 -28.6 -6.0 61 24 25298 105 20 -19.3 5.2 | 94 30 -30.2 2.3 62 21 26213 110 26 -24.4 8.9 | 100 36 -35.4 6.1 63 20 26390 85 23 -22.9 -2.0 | 82 34 -33.8 -4.8 64 19 26518 100 28 -27.6 4.9 | 93 39 -38.5 2.0 65 16 27127 75 26 -25.1 -6.7 | 75 37 -36.0 -9.6 Wind Parameters Mean winds (0-6000m): 225.5 at 15.0 knts Storm direction: 255.5 at 11.3 knts Shear (0-3000m) pos: 3.7 neg: 1.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 130.1 deg Storm rel helicity (0-3000m) pos: 135.1 neg: -32.2 tot: 102.8 m^2/s^2 ave: 34.3 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 11.8 stream: 2.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.83 Bulk Shear: 79.33 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 92 12 84 23| 0.0 15.3 15.3| 4.1 -13.1 -9.0 -17.9 -0.06| 15.7 -1.0 1000 91 17 85 28| 4.2 7.6 11.8| 54.0 -14.3 39.7 39.7 0.18| 12.9 2.3 1500 96 19 88 30| 3.3 5.1 8.4|102.0 -14.3 87.7 58.5 0.31| 11.2 3.4 2000 100 18 91 28| 4.4 3.8 8.2|133.4 -18.6 114.8 57.4 0.27| 12.9 3.5 2500 102 15 91 25| 4.4 3.1 7.5|133.4 -32.2 101.2 40.5 0.14| 12.4 1.7 3000 106 14 92 24| 3.7 1.2 4.9|135.1 -32.2 102.8 34.3 0.18| 11.8 2.2 4000 139 14 111 22| 2.9 0.7 3.5|143.4 -43.8 99.6 24.9 0.14| 11.1 1.6 5000 188 15 143 15| 2.2 0.7 2.9|156.8 -51.9 104.9 21.0 0.14| 10.7 1.5 6000 225 15 179 8| 2.3 0.6 2.8|162.8 -55.0 107.7 18.0 0.15| 9.6 1.5 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251230.00.gif