UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:1200Z 2 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 23.0 20.0 83 3.0 20.9 120 2 296.1 298.8 294.1 339.0 14.88 1 969 361 19.8 17.8 88 2.0 18.5 143 3 295.6 298.0 292.8 334.0 13.35 2 951 524 21.0 16.0 73 5.0 17.7 224 4 298.4 300.6 292.7 333.6 12.11 3 925 766 19.8 15.4 76 4.4 16.9 275 6 299.6 301.7 292.9 334.6 11.98 4 850 1489 14.2 10.5 78 3.7 11.9 230 9 301.0 302.7 291.4 328.8 9.42 5 790 2103 9.4 8.0 91 1.4 8.6 225 15 302.3 303.8 291.0 327.7 8.55 6 746 2577 7.2 4.3 82 2.9 5.6 240 19 304.9 306.2 290.6 326.0 7.00 7 707 3018 4.8 -8.2 38 13.0 -0.8 259 27 306.9 307.5 287.5 316.1 2.91 8 700 3099 4.8 -17.2 19 22.0 -3.0 255 32 307.8 308.1 286.2 312.4 1.42 9 697 3134 4.8 -20.2 14 25.0 -3.4 255 32 308.2 308.4 285.9 311.8 1.10 10 643 3787 1.8 -37.2 4 39.0 -7.0 251 27 312.0 312.0 286.4 312.8 0.24 11 576 4666 -2.5 -35.5 6 33.0 -9.9 251 29 316.9 317.0 288.1 318.1 0.32 12 500 5770 -10.7 -43.7 5 33.0 -16.1 235 39 320.0 320.0 288.9 320.6 0.16 13 400 7440 -22.5 -51.5 5 29.0 -25.5 235 58 325.7 325.8 290.6 326.1 0.08 14 364 8126 -28.3 -44.3 20 16.0 -30.0 239 64 326.9 326.9 291.0 327.7 0.20 15 306 9353 -36.9 -60.9 7 24.0 -38.1 240 70 331.5 331.5 292.2 331.6 0.03 16 300 9490 -37.5 -60.5 7 23.0 -38.6 245 79 332.5 332.5 292.4 332.7 0.04 17 279 9986 -39.3 -66.3 4 27.0 -40.4 251 100 336.9 336.9 293.6 337.0 0.02 18 250 10730 -42.1 -71.1 3 29.0 -43.0 260 109 343.5 343.5 295.1 343.5 0.01 19 244 10895 -42.1 -72.1 2 30.0 -43.0 263 108 345.9 345.9 295.7 345.9 0.01 20 221 11558 -47.6 -73.1 4 25.5 -48.1 270 120 347.4 347.4 296.1 347.4 0.01 21 200 12210 -53.1 -74.1 6 21.0 -53.4 265 108 348.7 348.7 296.4 348.7 0.01 22 184 12742 -56.1 -76.1 6 20.0 -56.3 265 110 352.2 352.2 297.1 352.3 0.01 23 176 13024 -54.7 -79.7 3 25.0 -55.0 265 111 359.0 359.0 298.5 359.1 0.00 24 153 13915 -56.1 -84.1 2 28.0 -56.4 261 84 371.3 371.3 300.8 371.3 0.00 25 150 14040 -57.1 -84.1 2 27.0 -57.4 275 83 371.7 371.7 300.9 371.7 0.00 26 101 16451 -71.5 -90.5 4 19.0 -71.6 265 52 388.5 388.5 303.6 388.5 0.00 27 100 16510 -71.7 -90.7 4 19.0 -71.8 260 53 389.2 389.2 303.7 389.2 0.00 28 89 17190 -76.3 -90.3 9 14.0 -76.3 255 44 393.2 393.2 304.3 393.2 0.00 29 70 18590 -71.7 -89.7 5 18.0 -71.8 250 19 431.0 431.0 308.9 431.0 0.00 30 50 20600 -65.7 -90.7 2 25.0 -66.0 30 10 488.7 488.7 314.1 488.7 0.00 31 47 20975 -66.7 -90.7 2 24.0 -67.0 34 10 495.0 495.0 314.6 495.0 0.00 32 38 22285 -58.7 -88.7 1 30.0 -59.6 249 2 546.4 546.4 317.9 546.4 0.00 33 30 23780 -55.5 -87.5 1 32.0 -57.0 55 9 593.3 593.3 320.3 593.4 0.01 34 26 24692 -54.3 -87.3 1 33.0 -56.2 174 10 621.5 621.5 321.6 621.6 0.01 35 24 25203 -55.7 -86.7 1 31.0 -57.5 96 14 631.9 631.9 322.0 631.9 0.01 36 20 26370 -52.5 -86.5 1 34.0 -55.3 50 12 675.5 675.5 323.6 675.6 0.01 37 15 28250 -47.7 -84.7 1 37.0 -52.8 30 13 749.4 749.4 325.9 749.5 0.02 TRP 89 17190 -76.3 -90.3 9 14.0 -76.3 255 44 393.2 393.2 304.3 393.2 0.00 WND 221 11558 -47.6 -73.1 4 25.5 -48.1 270 120 347.4 347.4 296.1 347.4 0.01 Sounding variables and indices 1000-500 mb thick: 5685.00 m Freezing level: 614.95 mb = 4154.60 m = 13630.42 ft Wetbulb zero: 711.89 mb = 2961.13 m = 9714.87 ft Precipitable water: 1.18 inches Sfc-500 mean rel hum: 42.58 % Est. max temperature: 27.87 C = 82.17 F Sfc-Lift cond lev (LCL): 957.20 mb = 467.58 m = 1534.03 ft T: 20.58 C 700-500 lapse rate: 5.80 C/km ThetaE index: 22.75 C Layer 850.0- 643.0 mb Conv cond level (CCL): 862.30 mb = 1366.11 m = 4481.94 ft Mean mixing ratio: 12.65 g/kg Conv temperature: 27.63 C = 81.74 F Cap Strength: 2.08 C Lifted Index: -1.64 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.14 C Lifted Index @700 mb: -1.14 C Showalter Index: 1.12 C Risk: Showers probable Total Totals Index: 46.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.90 C Cross Totals Index: 21.20 C K Index: 13.40 Risk: None Sweat Index: 183.00 Risk: None Energy Index: -1.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 411.85 J/kg Max Up Vert Vel: 28.70 m/s Conv Inhibition (B-): 45.88 J/kg Cap Strength: 2.08 C Lift Cond Lev (LCL): 898.97 mb = 1010.08 m = 3313.88 ft Lev Free Conv (LFC): 833.97 mb = 1648.60 m = 5408.74 ft Equ Level (EL): 293.97 mb = 9628.92 m = 31590.56 ft B at Equ Level: 406.17 J/kg Max Parcel Lev (MPL): 223.97 mb = 11468.25 m = 37625.02 ft Wind level data Storm motion: 273 at 17 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 | 96 18 -18.4 1.9 1 1000 89 100 2 -2.0 0.3 | 94 19 -18.6 1.2 2 975 305 115 3 -2.7 1.3 | 96 19 -19.3 2.1 3 942 610 265 5 5.0 0.4 | 96 12 -11.6 1.3 4 925 766 275 6 6.0 -0.5 | 92 11 -10.6 0.3 5 909 914 260 8 7.9 1.4 | 104 9 -8.7 2.3 6 850 1489 230 9 6.9 5.8 | 124 12 -9.7 6.7 7 816 1829 225 13 9.2 9.2 | 144 13 -7.4 10.1 8 786 2134 225 15 10.6 10.6 | 152 13 -6.0 11.5 9 758 2438 235 17 13.9 9.8 | 166 11 -2.7 10.6 10 704 3048 260 28 27.6 4.9 | 242 12 10.9 5.7 11 700 3099 255 32 30.9 8.3 | 237 17 14.3 9.2 12 628 3962 250 26 24.4 8.9 | 219 13 7.8 9.8 13 604 4267 260 25 24.6 4.3 | 237 10 8.0 5.2 14 518 5486 230 37 28.3 23.8 | 205 27 11.7 24.7 15 500 5770 235 39 31.9 22.4 | 213 28 15.3 23.2 16 479 6096 230 41 31.4 26.4 | 209 31 14.8 27.2 17 400 7440 235 58 47.5 33.3 | 222 46 30.9 34.1 18 358 8230 240 65 56.3 32.5 | 230 52 39.7 33.4 19 302 9449 240 70 60.6 35.0 | 231 57 44.0 35.9 20 300 9490 245 79 71.6 33.4 | 238 65 55.0 34.3 21 264 10363 255 117 113.0 30.3 | 252 101 96.4 31.2 22 250 10730 260 109 107.3 18.9 | 258 93 90.7 19.8 23 241 10973 265 107 106.6 9.3 | 264 91 90.0 10.2 24 221 11558 270 120 120.0 -0.0 | 270 103 103.4 0.9 25 210 11887 270 120 120.0 -0.0 | 270 103 103.4 0.9 26 200 12210 265 108 107.6 9.4 | 264 92 91.0 10.3 27 174 13106 265 111 110.6 9.7 | 264 95 94.0 10.5 28 158 13716 255 92 88.9 23.8 | 251 76 72.2 24.7 29 150 14021 265 79 78.7 6.9 | 263 63 62.1 7.8 30 150 14040 275 83 82.7 -7.2 | 276 66 66.1 -6.4 31 143 14326 275 82 81.7 -7.1 | 276 65 65.1 -6.3 32 123 15240 260 84 82.7 14.6 | 257 68 66.1 15.5 33 101 16459 265 52 51.8 4.5 | 261 36 35.2 5.4 34 100 16510 260 53 52.2 9.2 | 254 37 35.6 10.1 35 96 16764 260 53 52.2 9.2 | 254 37 35.6 10.1 36 89 17190 255 44 42.5 11.4 | 245 29 25.9 12.3 37 86 17374 260 41 40.4 7.1 | 251 25 23.8 8.0 38 82 17678 240 35 30.3 17.5 | 217 23 13.7 18.4 39 78 17983 255 31 29.9 8.0 | 236 16 13.3 8.9 40 74 18288 255 41 39.6 10.6 | 243 26 23.0 11.5 41 70 18590 250 19 17.9 6.5 | 189 7 1.2 7.4 42 66 18898 245 24 21.8 10.1 | 205 12 5.1 11.0 43 63 19202 260 26 25.6 4.5 | 239 10 9.0 5.4 44 60 19507 250 11 10.3 3.8 | 126 8 -6.3 4.6 45 57 19812 240 13 11.3 6.5 | 144 9 -5.4 7.4 46 54 20117 200 16 5.5 15.0 | 145 19 -11.2 15.9 47 52 20422 125 13 -10.6 7.5 | 107 29 -27.3 8.3 48 50 20600 30 10 -5.0 -8.7 | 70 23 -21.6 -7.8 49 49 20726 115 11 -10.0 4.6 | 102 27 -26.6 5.5 50 47 21031 20 10 -3.4 -9.4 | 67 22 -20.0 -8.5 51 38 22250 260 1 1.0 0.2 | 94 16 -15.6 1.0 52 33 23165 85 10 -10.0 -0.9 | 90 27 -26.6 -0.0 53 32 23470 65 11 -10.0 -4.6 | 82 27 -26.6 -3.8 54 30 23774 50 10 -7.7 -6.4 | 77 25 -24.3 -5.6 55 30 23780 55 9 -7.4 -5.2 | 80 24 -24.0 -4.3 56 26 24689 175 10 -0.9 10.0 | 122 21 -17.5 10.8 57 25 24994 110 12 -11.3 4.1 | 100 28 -27.9 5.0 58 24 25298 90 15 -15.0 0.0 | 92 32 -31.6 0.9 59 23 25603 125 14 -11.5 8.0 | 108 29 -28.1 8.9 60 20 26213 50 21 -16.1 -13.5 | 69 35 -32.7 -12.6 61 20 26370 50 12 -9.2 -7.7 | 75 27 -25.8 -6.8 62 16 27127 55 15 -12.3 -8.6 | 75 30 -28.9 -7.7 63 15 27432 25 13 -5.5 -11.8 | 64 25 -22.1 -10.9 64 12 28042 55 13 -10.6 -7.5 | 76 28 -27.3 -6.6 65 10 28651 25 11 -4.6 -10.0 | 67 23 -21.3 -9.1 Wind Parameters Mean winds (0-6000m): 243.0 at 22.2 knts Storm direction: 273.0 at 16.6 knts Shear (0-3000m) pos: 4.5 neg: 1.8 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 142.9 deg Storm rel helicity (0-3000m) pos: 101.1 neg: -12.4 tot: 88.7 m^2/s^2 ave: 29.6 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 4.9 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 6.44 Bulk Shear: 63.92 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 ------------------------------------------------------------------------------- 500 161 3 103 18| 6.6 0.0 6.6| 19.6 -7.6 12.0 24.1 0.20| 10.9 2.2 1000 254 5 101 12| 3.3 1.8 5.1| 27.6 -12.4 15.2 15.2 0.22| 8.6 1.9 1500 244 6 108 11| 2.2 2.1 4.3| 37.3 -12.4 24.9 16.6 0.33| 7.3 2.4 2000 236 8 118 11| 1.6 2.7 4.4| 51.9 -12.4 39.5 19.7 0.45| 6.6 3.0 2500 234 10 127 11| 2.7 2.2 4.9| 70.8 -12.4 58.4 23.4 0.55| 6.7 3.7 3000 241 12 139 9| 4.5 1.8 6.3|101.1 -12.4 88.7 29.6 0.61| 8.0 4.9 4000 247 17 169 8| 3.1 1.4 4.5|104.6 -31.3 73.3 18.3 0.45| 7.1 3.2 5000 248 19 186 8| 2.4 2.2 4.6|110.1 -55.0 55.1 11.0 0.30| 7.2 2.2 6000 243 22 196 11| 2.0 2.7 4.7|137.2 -97.3 39.9 6.7 0.22| 7.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251202.12.gif