UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for SBSM... Searching the city database file for: SBSM ... Date:0000Z 9 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 57 90 8 SFC 996 85 22.8 20.7 88 2.1 21.3 90 8 296.3 299.1 294.6 341.3 15.61 2 980 228 23.4 17.4 69 6.0 19.3 71 16 298.3 300.6 293.2 335.6 12.86 3 960 410 22.6 16.6 69 6.0 18.5 58 20 299.2 301.5 293.2 335.6 12.47 4 925 736 20.8 15.8 73 5.0 17.4 50 20 300.6 302.8 293.5 336.7 12.29 5 887 1099 17.4 15.1 86 2.3 15.9 63 17 300.7 302.9 293.5 336.7 12.26 6 850 1464 16.4 13.0 80 3.4 14.2 70 17 303.3 305.4 293.4 336.4 11.14 7 839 1575 16.2 12.3 78 3.9 13.7 66 16 304.2 306.2 293.4 336.4 10.78 8 785 2137 11.6 11.5 99 0.1 11.6 15 12 305.2 307.2 293.8 337.9 10.93 9 700 3090 7.0 5.8 92 1.2 6.3 15 23 310.2 311.8 293.2 335.7 8.29 10 667 3486 4.8 3.0 88 1.8 3.8 8 19 312.1 313.4 292.9 334.2 7.14 11 608 4238 0.4 0.0 97 0.4 0.2 29 21 315.4 316.6 293.2 335.3 6.31 12 500 5790 -6.7 -6.9 98 0.2 -6.8 360 28 324.9 325.8 294.3 340.0 4.56 13 479 6124 -8.5 -8.7 98 0.2 -8.6 355 31 326.7 327.5 294.4 340.5 4.14 14 433 6900 -12.9 -14.3 89 1.4 -13.5 352 26 330.6 331.2 294.5 340.7 2.92 15 400 7500 -16.5 -17.9 89 1.4 -17.0 350 23 333.5 334.0 294.7 341.8 2.34 16 359 8304 -22.1 -24.3 82 2.2 -22.7 349 23 336.5 336.8 294.8 341.9 1.49 17 311 9344 -29.7 -30.9 89 1.2 -29.9 334 30 340.0 340.2 295.1 343.5 0.93 18 300 9600 -31.9 -33.6 85 1.7 -32.2 330 32 340.4 340.6 295.1 343.2 0.75 19 250 10860 -42.7 -44.1 86 1.4 -42.8 325 41 342.6 342.6 295.2 343.8 0.30 20 236 11246 -45.9 -47.2 87 1.3 -46.0 326 42 343.4 343.5 295.4 344.4 0.23 21 230 11416 -47.7 -50.1 76 2.4 -47.9 327 43 343.2 343.3 295.3 343.9 0.17 22 214 11887 -52.1 -53.1 89 1.0 -52.1 328 46 343.6 343.6 295.3 344.1 0.13 23 200 12320 -56.1 -58.0 79 1.9 -56.2 330 49 343.9 343.9 295.3 344.2 0.08 24 188 12710 -59.9 -63.8 60 3.9 -60.0 330 50 343.9 343.9 295.3 344.1 0.04 25 179 13015 -62.9 -66.4 62 3.5 -63.0 330 51 343.9 343.9 295.3 344.0 0.03 26 174 13189 -64.1 -66.4 73 2.3 -64.1 326 55 344.7 344.7 295.5 344.8 0.03 27 166 13477 -65.0 -74.4 26 9.3 -65.1 310 71 347.8 347.8 296.1 347.9 0.01 28 162 13625 -65.5 -78.5 15 13.0 -65.6 310 71 349.5 349.5 296.5 349.5 0.01 29 150 14090 -68.7 -77.7 26 9.0 -68.8 300 61 351.7 351.7 297.0 351.8 0.01 30 145 14293 -69.7 -78.7 26 9.0 -69.8 295 55 353.4 353.4 297.4 353.5 0.01 31 100 16530 -66.7 -82.7 9 16.0 -66.8 250 28 398.9 398.9 305.0 398.9 0.00 32 70 18660 -71.9 -85.9 11 14.0 -72.0 235 27 430.6 430.6 308.9 430.6 0.00 33 65 19093 -73.5 -87.5 10 14.0 -73.6 224 23 436.3 436.3 309.5 436.3 0.00 34 55 20076 -69.1 -88.1 5 19.0 -69.2 221 9 467.7 467.7 312.4 467.7 0.00 35 50 20640 -71.3 -89.3 5 18.0 -71.4 195 21 475.5 475.5 313.1 475.5 0.00 36 46 21134 -70.7 -89.7 4 19.0 -70.8 189 23 488.4 488.4 314.1 488.4 0.00 37 41 21832 -61.1 -87.1 2 26.0 -61.7 203 31 528.7 528.7 316.8 528.7 0.00 38 41 21832 -61.7 -87.7 2 26.0 -62.3 203 31 527.2 527.2 316.8 527.2 0.00 TRP 145 14293 -69.7 -78.7 26 9.0 -69.8 295 55 353.4 353.4 297.4 353.5 0.01 WND 166 13477 -65.0 -74.4 26 9.3 -65.1 310 71 347.8 347.8 296.1 347.9 0.01 Sounding variables and indices 1000-500 mb thick: 5733.00 m Freezing level: 601.92 mb = 4325.09 m = 14189.75 ft Wetbulb zero: 604.97 mb = 4277.27 m = 14032.87 ft Precipitable water: 2.02 inches Sfc-500 mean rel hum: 90.20 % Est. max temperature: 30.16 C = 86.29 F Sfc-Lift cond lev (LCL): 966.18 mb = 353.24 m = 1158.92 ft T: 22.85 C 700-500 lapse rate: 5.07 C/km ThetaE index: 5.68 C Layer 980.0- 925.0 mb Conv cond level (CCL): 817.06 mb = 1798.95 m = 5902.00 ft Mean mixing ratio: 12.69 g/kg Conv temperature: 31.12 C = 88.02 F Cap Strength: 2.47 C Lifted Index: 1.54 C Risk: Showers probable Lifted Index @300 mb: 4.23 C Lifted Index @700 mb: 0.42 C Showalter Index: 1.60 C Risk: Showers probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 19.70 C K Index: 34.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 218.00 Risk: None Energy Index: 0.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.47 J/kg Max Up Vert Vel: 6.08 m/s Conv Inhibition (B-): 95.63 J/kg Cap Strength: 2.48 C Lift Cond Lev (LCL): 879.34 mb = 1172.96 m = 3848.24 ft Lev Free Conv (LFC): 634.34 mb = 3893.63 m = 12774.22 ft Equ Level (EL): 584.34 mb = 4552.67 m = 14936.40 ft B at Equ Level: 18.36 J/kg Max Parcel Lev (MPL): 514.34 mb = 5565.52 m = 18259.36 ft Wind level data Storm motion: 50 at 15 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 ---------------------------------------------------------- 0 996 85 90 8 -8.0 0.0 | 200 11 3.7 10.0 1 971 305 60 20 -17.3 -10.0 | 90 6 -5.6 -0.0 2 938 610 55 21 -17.2 -12.0 | 69 6 -5.5 -2.1 3 925 736 50 20 -15.3 -12.9 | 51 5 -3.6 -2.9 4 906 914 60 17 -14.7 -8.5 | 116 3 -3.0 1.5 5 850 1464 70 17 -16.0 -5.8 | 134 6 -4.3 4.1 6 844 1524 70 17 -16.0 -5.8 | 134 6 -4.3 4.1 7 814 1829 45 9 -6.4 -6.4 | 236 6 5.3 3.6 8 785 2134 15 12 -3.1 -11.6 | 281 9 8.6 -1.6 9 757 2438 15 16 -4.1 -15.5 | 306 9 7.6 -5.5 10 730 2743 15 22 -5.7 -21.3 | 332 13 6.0 -11.3 11 700 3090 15 23 -6.0 -22.2 | 335 14 5.7 -12.3 12 677 3353 5 19 -1.7 -18.9 | 312 13 10.0 -9.0 13 604 4267 30 21 -10.5 -18.2 | 352 8 1.2 -8.2 14 582 4572 10 21 -3.6 -20.7 | 323 13 8.1 -10.7 15 519 5486 350 31 5.4 -30.5 | 320 27 17.1 -20.6 16 500 5790 360 28 -0.0 -28.0 | 327 22 11.7 -18.0 17 480 6096 355 31 2.7 -30.9 | 325 25 14.4 -20.9 18 400 7500 350 23 4.0 -22.7 | 309 20 15.7 -12.7 19 377 7925 350 20 3.5 -19.7 | 303 18 15.2 -9.7 20 362 8230 350 23 4.0 -22.7 | 309 20 15.7 -12.7 21 300 9600 330 32 16.0 -27.7 | 303 33 27.7 -17.8 22 250 10860 325 41 23.5 -33.6 | 304 42 35.2 -23.6 23 246 10973 325 40 22.9 -32.8 | 303 41 34.6 -22.8 24 200 12320 330 49 24.5 -42.4 | 312 49 36.2 -32.5 25 176 13106 330 51 25.5 -44.2 | 313 51 37.2 -34.2 26 166 13477 310 71 54.4 -45.6 | 298 75 66.1 -35.7 27 160 13716 310 71 54.4 -45.6 | 298 75 66.1 -35.7 28 150 14090 300 61 52.8 -30.5 | 288 68 64.5 -20.5 29 145 14293 295 55 49.8 -23.2 | 282 63 61.5 -13.3 30 137 14630 290 52 48.9 -17.8 | 277 61 60.6 -7.8 31 130 14935 285 62 59.9 -16.0 | 275 72 71.6 -6.1 32 101 16459 245 34 30.8 14.4 | 240 49 42.5 24.3 33 100 16530 250 28 26.3 9.6 | 243 43 38.0 19.5 34 96 16764 250 28 26.3 9.6 | 243 43 38.0 19.5 35 87 17374 250 33 31.0 11.3 | 244 48 42.7 21.2 36 83 17678 255 29 28.0 7.5 | 246 43 39.7 17.5 37 74 18288 235 24 19.7 13.8 | 233 39 31.4 23.7 38 71 18593 250 14 13.2 4.8 | 239 29 24.9 14.7 39 70 18660 235 27 22.1 15.5 | 233 42 33.8 25.4 40 67 18898 235 27 22.1 15.5 | 233 42 33.8 25.4 41 61 19507 200 16 5.5 15.0 | 214 30 17.2 25.0 42 58 19812 190 15 2.6 14.8 | 210 29 14.3 24.7 43 55 20117 225 8 5.7 5.7 | 228 23 17.4 15.6 44 50 20640 195 21 5.4 20.3 | 210 35 17.1 30.2 45 43 21336 185 24 2.1 23.9 | 202 37 13.8 33.9 46 40 21641 210 34 17.0 29.4 | 216 49 28.7 39.4 47 38 21946 205 30 12.7 27.2 | 213 44 24.4 37.2 48 35 22250 235 12 9.8 6.9 | 232 27 21.5 16.8 Wind Parameters Mean winds (0-6000m): 19.6 at 20.5 knts Storm direction: 49.6 at 15.4 knts Shear (0-3000m) pos: 1.1 neg: 4.7 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 134.4 deg Storm rel helicity (0-3000m) pos: 46.5 neg: -25.2 tot: 21.3 m^2/s^2 ave: 7.1 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.73 Bulk Shear: 25.36 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 61 18 112 4| 0.0 15.5 15.5| 0.0 -23.7 -23.7 -47.4 -0.91| 16.9-15.4 1000 59 18 98 4| 2.4 7.7 10.1| 3.8 -25.2 -21.4 -21.4 -0.52| 11.9 -6.2 1500 61 18 111 4| 2.2 5.2 7.3| 6.5 -25.2 -18.8 -12.5 -0.36| 9.4 -3.4 2000 59 16 129 3| 1.6 4.2 5.8| 20.0 -25.2 -5.3 -2.6 0.02| 10.2 0.2 2500 51 16 85 1| 1.3 4.9 6.2| 37.1 -25.2 11.8 4.7 0.17| 9.8 1.6 3000 43 17 352 2| 1.1 4.7 5.8| 46.5 -25.2 21.3 7.1 0.21| 8.8 1.9 4000 34 18 338 5| 0.8 3.2 3.9| 62.6 -43.6 19.0 4.7 0.17| 8.2 1.4 5000 28 19 336 7| 0.6 3.5 4.1| 66.7 -58.9 7.8 1.6 0.10| 8.1 0.8 6000 20 20 333 11| 0.5 3.3 3.7| 84.6 -71.3 13.3 2.2 0.09| 8.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//SBSM/skewt/SBSM.skewt.20251209.00.gif