UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:0000Z 7 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 25.6 19.6 69 6.0 21.4 120 2 298.8 301.4 294.6 341.0 14.50 1 993 147 30.4 14.4 38 16.0 19.7 139 3 304.2 306.1 293.2 335.3 10.44 2 988 193 32.0 15.0 36 17.0 20.5 152 4 306.2 308.2 294.1 339.0 10.91 3 966 395 31.8 10.8 28 21.0 18.2 181 8 308.0 309.6 292.7 333.7 8.44 4 925 783 28.2 11.2 35 17.0 17.2 170 11 308.1 309.8 293.2 335.7 9.06 5 850 1524 21.2 10.2 49 11.0 14.2 140 8 308.4 310.1 293.4 336.4 9.23 6 806 1982 17.0 10.0 63 7.0 12.6 262 4 308.6 310.4 293.8 337.8 9.61 7 751 2581 12.6 7.6 72 5.0 9.5 339 11 310.1 311.8 293.6 337.0 8.76 8 710 3051 9.4 2.4 62 7.0 5.5 325 10 311.6 312.8 292.2 331.6 6.42 9 700 3169 9.8 -3.2 40 13.0 3.2 315 8 313.3 314.2 290.9 327.0 4.31 10 699 3181 9.8 -4.2 37 14.0 2.8 314 8 313.5 314.2 290.6 326.2 4.01 11 672 3507 9.0 -19.0 12 28.0 -1.3 290 8 316.1 316.4 288.9 320.4 1.27 12 551 5116 -2.7 -28.7 11 26.0 -9.7 317 4 320.7 320.8 289.7 323.0 0.65 13 539 5290 -3.3 -38.3 5 35.0 -10.8 282 8 322.0 322.1 289.7 323.0 0.26 14 502 5849 -6.9 -21.9 29 15.0 -11.6 245 19 324.3 324.5 291.4 328.9 1.32 15 500 5880 -7.1 -22.1 29 15.0 -11.8 245 20 324.4 324.6 291.4 328.9 1.30 16 440 6859 -16.3 -22.3 60 6.0 -18.0 259 29 324.8 325.1 291.7 329.9 1.45 17 432 6997 -16.9 -20.6 73 3.7 -18.0 261 31 325.8 326.1 292.2 331.7 1.72 18 400 7570 -20.9 -22.9 84 2.0 -21.4 265 36 327.8 328.1 292.6 333.1 1.52 19 371 8122 -24.7 -25.8 91 1.1 -24.9 273 28 329.9 330.2 292.9 334.4 1.26 20 352 8503 -26.5 -27.4 92 0.9 -26.7 292 23 332.5 332.7 293.5 336.6 1.15 21 336 8838 -27.9 -33.9 56 6.0 -28.9 281 30 335.0 335.2 293.7 337.5 0.65 22 303 9570 -34.1 -44.1 36 10.0 -35.1 265 39 336.4 336.4 293.7 337.3 0.25 23 300 9640 -34.5 -44.5 36 10.0 -35.5 265 39 336.7 336.8 293.7 337.7 0.24 24 286 9971 -37.5 -40.9 70 3.4 -37.8 268 41 337.1 337.2 294.0 338.5 0.37 25 260 10618 -43.1 -48.1 58 5.0 -43.4 273 44 338.2 338.2 294.0 338.9 0.19 26 256 10722 -44.1 -56.1 25 12.0 -44.6 274 45 338.2 338.2 294.0 338.5 0.07 27 253 10800 -44.5 -64.5 9 20.0 -45.2 274 46 338.7 338.8 294.0 338.9 0.03 28 250 10880 -44.9 -60.9 15 16.0 -45.5 275 46 339.3 339.3 294.2 339.5 0.04 29 248 10934 -45.1 -67.1 7 22.0 -45.7 275 46 339.8 339.8 294.3 339.9 0.02 30 200 12340 -56.1 -70.1 16 14.0 -56.3 255 55 343.9 343.9 295.3 344.0 0.02 31 184 12860 -60.1 -73.1 17 13.0 -60.2 253 60 345.7 345.7 295.7 345.8 0.01 32 150 14110 -65.1 -81.1 9 16.0 -65.2 255 50 357.9 357.9 298.3 358.0 0.00 33 137 14662 -66.1 -84.9 6 18.8 -66.2 260 75 365.6 365.6 299.8 365.6 0.00 34 132 14888 -66.5 -86.5 4 20.0 -66.6 260 75 368.8 368.8 300.4 368.8 0.00 35 113 15815 -72.9 -86.9 10 14.0 -72.9 284 49 373.6 373.6 301.2 373.6 0.00 36 101 16481 -69.3 -89.3 4 20.0 -69.4 250 48 392.7 392.7 304.2 392.7 0.00 37 100 16540 -69.7 -88.7 5 19.0 -69.8 245 45 393.1 393.1 304.2 393.1 0.00 38 86 17433 -73.5 -89.5 7 16.0 -73.6 265 27 402.7 402.7 305.6 402.7 0.00 39 74 18314 -74.1 -89.1 8 15.0 -74.2 261 11 419.1 419.1 307.6 419.2 0.00 40 70 18640 -72.1 -89.1 6 17.0 -72.2 260 19 430.1 430.1 308.9 430.1 0.00 41 63 19268 -66.5 -90.5 2 24.0 -66.7 267 16 455.6 455.6 311.4 455.6 0.00 42 58 19765 -68.5 -90.5 3 22.0 -68.7 284 26 462.0 462.0 312.0 462.0 0.00 43 50 20660 -65.7 -89.7 2 24.0 -66.0 195 10 488.7 488.7 314.1 488.7 0.00 44 30 23830 -56.7 -87.7 1 31.0 -58.0 140 9 590.1 590.1 320.2 590.1 0.01 45 28 24269 -55.1 -87.1 1 32.0 -56.8 137 11 606.3 606.3 320.9 606.3 0.01 46 25 24992 -55.9 -87.9 1 32.0 -57.6 119 15 623.9 624.0 321.6 624.0 0.01 TRP 86 17433 -73.5 -89.5 7 16.0 -73.6 265 27 402.7 402.7 305.6 402.7 0.00 WND 137 14662 -66.1 -84.9 6 18.8 -66.2 260 75 365.6 365.6 299.8 365.6 0.00 Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 578.92 mb = 4744.43 m = 15565.52 ft Wetbulb zero: 680.36 mb = 3404.86 m = 11170.68 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 33.53 % Est. max temperature: 35.20 C = 95.37 F Sfc-Lift cond lev (LCL): 916.27 mb = 866.14 m = 2841.63 ft T: 27.41 C 700-500 lapse rate: 6.23 C/km ThetaE index: 17.44 C Layer 751.0- 551.0 mb Conv cond level (CCL): 641.87 mb = 3878.91 m = 12725.92 ft Mean mixing ratio: 9.38 g/kg Conv temperature: 44.07 C = 111.33 F Cap Strength: 4.41 C Lifted Index: 1.49 C Risk: Showers probable Lifted Index @300 mb: 2.19 C Lifted Index @700 mb: 3.51 C Showalter Index: 1.20 C Risk: Showers probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.30 C Cross Totals Index: 17.30 C K Index: 25.50 Risk: 40-60 % chance of thunderstorms Sweat Index: 158.40 Risk: None Energy Index: -1.39 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 70.91 J/kg Max Up Vert Vel: 11.91 m/s Conv Inhibition (B-): 410.48 J/kg Cap Strength: 4.28 C Lift Cond Lev (LCL): 735.36 mb = 2757.28 m = 9046.10 ft Lev Free Conv (LFC): 460.36 mb = 6512.60 m = 21366.55 ft Equ Level (EL): 360.36 mb = 8332.52 m = 27337.32 ft B at Equ Level: 69.72 J/kg Max Parcel Lev (MPL): 310.36 mb = 9400.33 m = 30840.62 ft Wind level data Storm motion: 271 at 6 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 85 120 2 -1.7 1.0 | 98 8 -8.1 1.1 1 976 305 185 7 0.6 7.0 | 141 9 -5.8 7.1 2 943 610 170 11 -1.9 10.8 | 143 14 -8.3 11.0 3 925 783 170 11 -1.9 10.8 | 143 14 -8.3 11.0 4 911 914 160 9 -3.1 8.5 | 132 13 -9.5 8.6 5 880 1219 150 10 -5.0 8.7 | 128 14 -11.4 8.8 6 850 1524 140 8 -5.1 6.1 | 118 13 -11.5 6.3 7 791 2134 305 3 2.5 -1.7 | 68 4 -3.9 -1.6 8 763 2438 330 8 4.0 -6.9 | 19 7 -2.4 -6.8 9 736 2743 350 14 2.4 -13.8 | 16 14 -4.0 -13.7 10 700 3169 315 8 5.7 -5.7 | 8 6 -0.7 -5.5 11 611 4267 230 8 6.1 5.1 | 177 5 -0.3 5.3 12 566 4877 0 0 -0.0 -0.0 | 91 6 -6.4 0.1 13 525 5486 240 12 10.4 6.0 | 213 7 4.0 6.1 14 500 5880 245 20 18.1 8.5 | 234 15 11.7 8.6 15 486 6096 250 20 18.8 6.8 | 241 14 12.4 7.0 16 414 7315 265 35 34.9 3.1 | 264 29 28.5 3.2 17 400 7570 265 36 35.9 3.1 | 264 30 29.5 3.3 18 365 8230 275 26 25.9 -2.3 | 276 20 19.5 -2.1 19 350 8534 295 23 20.8 -9.7 | 304 17 14.5 -9.6 20 321 9144 265 37 36.9 3.2 | 264 31 30.5 3.3 21 300 9640 265 39 38.9 3.4 | 264 33 32.5 3.5 22 250 10880 275 46 45.8 -4.0 | 276 40 39.4 -3.9 23 235 11278 275 49 48.8 -4.3 | 276 43 42.4 -4.1 24 214 11887 255 44 42.5 11.4 | 252 38 36.1 11.5 25 200 12340 255 55 53.1 14.2 | 253 49 46.7 14.4 26 160 13716 250 69 64.8 23.6 | 248 63 58.5 23.7 27 150 14110 255 50 48.3 12.9 | 253 44 41.9 13.1 28 145 14326 255 50 48.3 12.9 | 253 44 41.9 13.1 29 137 14662 260 75 73.9 13.0 | 259 69 67.5 13.1 30 131 14935 260 75 73.9 13.0 | 259 69 67.5 13.1 31 124 15240 260 53 52.2 9.2 | 258 47 45.8 9.3 32 118 15545 275 46 45.8 -4.0 | 276 40 39.4 -3.9 33 112 15850 285 50 48.3 -12.9 | 287 44 41.9 -12.8 34 107 16154 280 63 62.0 -10.9 | 281 57 55.7 -10.8 35 100 16540 245 45 40.8 19.0 | 241 39 34.4 19.1 36 96 16764 245 45 40.8 19.0 | 241 39 34.4 19.1 37 91 17069 240 29 25.1 14.5 | 232 24 18.7 14.6 38 87 17374 250 20 18.8 6.8 | 241 14 12.4 7.0 39 86 17433 265 27 26.9 2.4 | 263 21 20.5 2.5 40 82 17678 260 27 26.6 4.7 | 257 21 20.2 4.8 41 78 17983 235 17 13.9 9.8 | 217 12 7.5 9.9 42 74 18288 260 11 10.8 1.9 | 245 5 4.4 2.0 43 71 18593 275 11 11.0 -1.0 | 280 5 4.6 -0.8 44 70 18640 260 19 18.7 3.3 | 254 13 12.3 3.4 45 67 18898 255 16 15.5 4.1 | 245 10 9.1 4.3 46 64 19202 265 15 14.9 1.3 | 261 9 8.6 1.4 47 58 19812 285 27 26.1 -7.0 | 289 21 19.7 -6.9 48 55 20117 250 19 17.9 6.5 | 240 13 11.5 6.6 49 52 20422 255 7 6.8 1.8 | 191 2 0.4 1.9 50 50 20660 195 10 2.6 9.7 | 159 10 -3.8 9.8 51 49 20726 195 13 3.4 12.6 | 167 13 -3.0 12.7 52 47 21031 190 13 2.3 12.8 | 162 14 -4.1 12.9 53 45 21336 215 10 5.7 8.2 | 176 8 -0.7 8.3 54 39 22250 120 13 -11.3 6.5 | 111 19 -17.6 6.6 55 37 22555 70 19 -17.9 -6.5 | 75 25 -24.2 -6.4 56 35 22860 25 10 -4.2 -9.1 | 50 14 -10.6 -8.9 57 32 23470 320 2 1.3 -1.5 | 75 5 -5.1 -1.4 58 30 23830 140 9 -5.8 6.9 | 120 14 -12.2 7.0 59 26 24384 135 12 -8.5 8.5 | 120 17 -14.9 8.6 60 24 24689 110 16 -15.0 5.5 | 105 22 -21.4 5.6 61 23 24994 130 14 -10.7 9.0 | 118 19 -17.1 9.1 62 21 25298 120 11 -9.5 5.5 | 109 17 -15.9 5.6 Wind Parameters Mean winds (0-6000m): 241.1 at 8.5 knts Storm direction: 271.1 at 6.4 knts Shear (0-3000m) pos: 2.1 neg: 0.2 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): -92.1 deg Storm rel helicity (0-3000m) pos: 31.0 neg: -34.9 tot: -4.0 m^2/s^2 ave: -1.3 10^-3 m/s^2 rel: -0.08 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -0.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 7.45 Bulk Shear: 9.52 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 ------------------------------------------------------------------------------- 500 175 7 135 10| 9.8 0.0 9.8| 17.7 -0.3 17.4 34.8 0.67| 11.2 7.5 1000 169 9 137 12| 4.9 1.6 6.5| 17.7 -11.1 6.5 6.5 0.28| 7.6 2.1 1500 161 9 132 12| 2.7 1.1 3.8| 22.8 -20.1 2.6 1.8 0.16| 6.8 1.1 2000 161 8 130 12| 1.9 0.8 2.7| 30.6 -22.9 7.7 3.8 0.08| 8.6 0.7 2500 164 8 131 11| 2.5 0.6 3.2| 30.6 -29.6 1.0 0.4 -0.05| 8.8 -0.5 3000 166 8 134 12| 2.1 0.2 2.3| 31.0 -34.9 -4.0 -1.3 -0.08| 8.9 -0.7 4000 242 8 193 4| 1.6 1.5 3.1| 31.1 -40.2 -9.1 -2.3 -0.18| 8.2 -1.5 5000 240 7 180 4| 1.7 1.2 2.9| 34.9 -48.0 -13.0 -2.6 -0.21| 8.4 -1.7 6000 241 9 194 4| 1.6 2.1 3.7| 51.4 -56.9 -5.4 -0.9 -0.22| 9.1 -2.0 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251207.00.gif