UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120512.upa.cvt Date: 1200Z 5 DEC 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 5 DEC 25 Station: SBLO WMO ident: 83768 Latitude: -23.33 Longitude: -51.13 Elevation: 569.00 ------------------------------------------------------------------------------- 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 113 SFC 950 569 23.0 16.0 65 7.0 18.3 100 11 300.5 302.7 293.3 336.1 12.12 2 943 631 20.4 15.4 73 5.0 17.1 97 10 298.5 300.7 292.4 332.7 11.74 3 925 790 18.6 14.8 79 3.8 16.1 90 9 298.3 300.4 292.2 331.8 11.52 4 894 1082 15.8 13.9 88 1.9 14.6 72 11 298.4 300.4 292.0 331.1 11.24 5 881 1207 18.0 12.0 68 6.0 14.2 66 12 301.9 303.7 292.2 331.6 10.05 6 861 1404 18.4 11.4 64 7.0 13.9 46 9 304.3 306.1 292.7 333.8 9.88 7 850 1514 17.8 12.8 73 5.0 14.6 35 8 304.8 306.8 293.7 337.7 10.99 8 826 1758 16.2 13.6 85 2.6 14.5 23 7 305.6 307.8 294.7 341.4 11.94 9 809 1935 15.6 5.6 51 10.0 9.7 15 7 306.8 308.1 291.2 328.3 7.06 10 732 2774 8.8 1.8 61 7.0 5.0 295 7 308.3 309.4 290.7 326.6 5.96 11 700 3143 6.8 -4.2 45 11.0 1.5 270 11 310.0 310.8 289.5 322.6 4.00 12 699 3155 6.8 -4.2 45 11.0 1.5 271 11 310.1 310.9 289.6 322.7 4.01 13 672 3478 8.0 -26.0 7 34.0 -2.6 308 7 315.0 315.1 287.9 317.4 0.68 14 608 4296 4.2 -36.8 3 41.0 -5.9 149 9 319.8 319.8 289.0 320.8 0.27 15 590 4540 4.6 -41.4 2 46.0 -6.0 133 4 323.0 323.0 289.9 323.6 0.17 16 500 5860 -6.1 -43.1 4 37.0 -13.1 180 10 325.6 325.6 290.6 326.3 0.17 17 477 6225 -9.5 -43.5 4 34.0 -15.4 183 11 325.8 325.8 290.7 326.5 0.17 18 400 7560 -17.9 -53.9 3 36.0 -22.1 235 20 331.7 331.7 292.3 332.0 0.06 19 385 7846 -19.3 -47.3 6 28.0 -23.0 234 21 333.5 333.6 292.8 334.1 0.14 20 328 9016 -30.3 -51.3 11 21.0 -32.1 217 24 334.0 334.1 292.9 334.5 0.10 21 313 9349 -31.7 -60.7 4 29.0 -33.5 221 36 336.6 336.6 293.5 336.7 0.03 22 300 9650 -32.5 -65.5 2 33.0 -34.3 225 46 339.6 339.6 294.2 339.7 0.02 23 291 9862 -33.5 -58.5 6 25.0 -35.1 224 48 341.1 341.1 294.6 341.3 0.05 24 250 10900 -42.7 -58.7 16 16.0 -43.4 220 56 342.6 342.6 295.0 342.8 0.06 25 216 11872 -50.9 -62.9 23 12.0 -51.2 223 48 344.5 344.5 295.4 344.7 0.04 26 210 12055 -52.7 -59.7 42 7.0 -52.9 224 47 344.5 344.5 295.4 344.7 0.06 27 203 12274 -53.9 -59.9 48 6.0 -54.1 225 45 345.9 345.9 295.8 346.2 0.06 28 200 12370 -54.5 -61.5 42 7.0 -54.6 225 44 346.5 346.5 295.9 346.7 0.05 29 159 13812 -62.1 -79.1 9 17.0 -62.2 252 58 357.1 357.1 298.1 357.1 0.00 30 150 14170 -64.9 -78.9 13 14.0 -65.0 250 62 358.3 358.3 298.4 358.3 0.01 31 149 14211 -64.9 -79.2 12 14.2 -65.0 250 62 358.9 358.9 298.5 358.9 0.01 32 130 15037 -65.7 -84.7 5 19.0 -65.8 227 39 371.8 371.8 300.9 371.8 0.00 33 101 16532 -74.3 -89.3 8 15.0 -74.3 183 21 383.1 383.1 302.8 383.1 0.00 34 100 16590 -74.3 -89.3 8 15.0 -74.3 160 13 384.2 384.2 302.9 384.2 0.00 35 83 17658 -80.1 -90.1 17 10.0 -80.1 185 5 393.4 393.4 304.3 393.4 0.00 36 70 18630 -75.9 -88.9 11 13.0 -75.9 135 13 422.0 422.0 307.9 422.0 0.00 37 50 20620 -65.7 -89.7 2 24.0 -66.0 75 18 488.7 488.7 314.1 488.7 0.00 38 46 21127 -65.5 -89.5 2 24.0 -65.8 85 20 500.9 500.9 315.0 501.0 0.00 39 42 21680 -66.3 -90.3 2 24.0 -66.6 81 21 512.2 512.2 315.8 512.2 0.00 40 35 22800 -60.7 -88.7 1 28.0 -61.4 123 20 554.2 554.2 318.3 554.2 0.00 41 30 23760 -60.7 -88.7 1 28.0 -61.6 85 38 579.2 579.2 319.6 579.2 0.00 42 25 24898 -59.3 -87.3 1 28.0 -60.4 84 38 614.2 614.2 321.2 614.2 0.01 TRP 83 17658 -80.1 -90.1 17 10.0 -80.1 185 5 393.4 393.4 304.3 393.4 0.00 WND 149 14211 -64.9 -79.2 12 14.2 -65.0 250 62 358.9 358.9 298.5 358.9 0.01 Sounding variables and indices 1000-500 mb thick: 5747.00 m Freezing level: 551.31 mb = 5107.64 m = 16757.14 ft Wetbulb zero: 689.23 mb = 3270.32 m = 10729.27 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 34.52 % Est. max temperature: 29.35 C = 84.83 F Sfc-Lift cond lev (LCL): 857.12 mb = 1442.43 m = 4732.31 ft T: 18.19 C 700-500 lapse rate: 4.75 C/km ThetaE index: 18.80 C Layer 809.0- 699.0 mb Conv cond level (CCL): 755.84 mb = 2505.16 m = 8218.93 ft Mean mixing ratio: 10.96 g/kg Conv temperature: 30.18 C = 86.32 F Cap Strength: 6.81 C Lifted Index: 3.90 C Risk: None Lifted Index @300 mb: 6.15 C Lifted Index @700 mb: 1.57 C Showalter Index: 1.67 C Risk: Showers probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 18.90 C K Index: 25.70 Risk: 40-60 % chance of thunderstorms Sweat Index: 179.60 Risk: None Energy Index: -2.09 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 32.29 J/kg Max Up Vert Vel: 8.04 m/s Conv Inhibition (B-): 25242.02 J/kg Cap Strength: 6.79 C Lift Cond Lev (LCL): 839.81 mb = 1616.87 m = 5304.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 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 ---------------------------------------------------------- 0 950 569 100 11 -10.8 1.9 | 74 13 -12.6 -3.6 1 925 790 90 9 -9.0 0.0 | 63 12 -10.7 -5.5 2 912 914 80 9 -8.9 -1.6 | 56 13 -10.6 -7.1 3 880 1219 65 12 -10.9 -5.1 | 50 16 -12.6 -10.6 4 850 1514 35 8 -4.6 -6.6 | 28 14 -6.3 -12.1 5 789 2134 5 6 -0.5 -6.0 | 11 12 -2.3 -11.5 6 761 2438 325 3 1.7 -2.5 | 0 8 -0.0 -8.0 7 708 3048 270 11 11.0 -0.0 | 301 11 9.3 -5.5 8 700 3143 270 11 11.0 -0.0 | 301 11 9.3 -5.5 9 632 3962 5 2 -0.2 -2.0 | 14 8 -1.9 -7.5 10 609 4267 150 9 -4.5 7.8 | 110 7 -6.2 2.3 11 586 4572 130 3 -2.3 1.9 | 48 5 -4.0 -3.6 12 504 5791 185 10 0.9 10.0 | 169 5 -0.9 4.4 13 500 5860 180 10 0.0 10.0 | 159 5 -1.7 4.5 14 485 6096 180 10 0.0 10.0 | 159 5 -1.7 4.5 15 447 6706 195 16 4.1 15.5 | 194 10 2.4 9.9 16 430 7010 190 16 2.8 15.8 | 186 10 1.0 10.2 17 400 7560 235 20 16.4 11.5 | 248 16 14.6 6.0 18 397 7620 220 18 11.6 13.8 | 230 13 9.8 8.3 19 380 7925 240 22 19.1 11.0 | 252 18 17.3 5.5 20 365 8230 230 22 16.9 14.1 | 240 17 15.1 8.6 21 350 8534 210 22 11.0 19.1 | 214 16 9.3 13.5 22 335 8839 215 19 10.9 15.6 | 222 14 9.2 10.1 23 300 9650 225 46 32.5 32.5 | 229 41 30.8 27.0 24 259 10668 220 57 36.6 43.7 | 222 52 34.9 38.2 25 250 10900 220 56 36.0 42.9 | 223 51 34.3 37.4 26 200 12370 225 44 31.1 31.1 | 229 39 29.4 25.6 27 196 12497 225 44 31.1 31.1 | 229 39 29.4 25.6 28 178 13106 245 39 35.3 16.5 | 252 35 33.6 11.0 29 169 13411 255 54 52.2 14.0 | 260 51 50.4 8.5 30 150 14170 250 62 58.3 21.2 | 254 59 56.5 15.7 31 149 14211 250 62 58.3 21.2 | 254 59 56.5 15.7 32 146 14326 250 62 58.3 21.2 | 254 59 56.5 15.7 33 125 15240 220 32 20.6 24.5 | 225 27 18.8 19.0 34 113 15850 205 24 10.1 21.8 | 207 18 8.4 16.2 35 108 16154 220 28 18.0 21.4 | 226 23 16.3 15.9 36 102 16459 210 31 15.5 26.8 | 213 25 13.8 21.3 37 100 16590 160 13 -4.4 12.2 | 137 9 -6.2 6.7 38 97 16764 160 13 -4.4 12.2 | 137 9 -6.2 6.7 39 87 17374 150 11 -5.5 9.5 | 119 8 -7.2 4.0 40 83 17658 185 5 0.4 5.0 | 68 1 -1.3 -0.5 41 83 17678 165 4 -1.0 3.9 | 59 3 -2.8 -1.6 42 74 18288 190 11 1.9 10.8 | 182 5 0.2 5.3 43 70 18593 145 14 -8.0 11.5 | 121 11 -9.8 6.0 44 70 18630 135 13 -9.2 9.2 | 109 12 -10.9 3.7 45 67 18898 155 15 -6.3 13.6 | 135 11 -8.1 8.1 46 64 19202 145 17 -9.8 13.9 | 126 14 -11.5 8.4 47 57 19812 70 20 -18.8 -6.8 | 59 24 -20.5 -12.4 48 54 20117 75 14 -13.5 -3.6 | 59 18 -15.3 -9.1 49 52 20422 90 19 -19.0 0.0 | 75 21 -20.7 -5.5 50 50 20620 75 18 -17.4 -4.7 | 62 22 -19.1 -10.2 51 49 20726 75 23 -22.2 -6.0 | 64 27 -23.9 -11.5 52 45 21336 90 18 -18.0 0.0 | 74 20 -19.7 -5.5 53 40 21946 75 23 -22.2 -6.0 | 64 27 -23.9 -11.5 54 38 22250 100 10 -9.8 1.7 | 72 12 -11.6 -3.8 55 36 22555 140 16 -10.3 12.3 | 119 14 -12.0 6.7 56 35 22860 120 21 -18.2 10.5 | 104 21 -19.9 5.0 57 33 23165 130 27 -20.7 17.4 | 118 25 -22.4 11.8 58 30 23760 85 38 -37.9 -3.3 | 77 41 -39.6 -8.8 59 28 24079 75 34 -32.8 -8.8 | 68 37 -34.6 -14.3 60 26 24384 85 39 -38.9 -3.4 | 78 42 -40.6 -8.9 61 21 25298 80 31 -30.5 -5.4 | 71 34 -32.3 -10.9 Wind Parameters Mean winds (0-6000m): 167.5 at 7.7 knts Storm direction: 197.5 at 5.8 knts Shear (0-3000m) pos: 1.4 neg: 3.8 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): -87.0 deg Storm rel helicity (0-3000m) pos: 25.2 neg: -86.9 tot: -61.7 m^2/s^2 ave: -20.6 10^-3 m/s^2 rel: -0.44 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -3.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.91 Bulk Shear: 16.94 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 87 10 62 13| 0.0 5.3 5.3| 0.0 -15.3 -15.3 -30.7 -0.75| 6.2 -4.7 1000 72 10 52 14| 0.0 5.6 5.6| 0.0 -44.2 -44.2 -44.2 -0.80| 7.6 -6.1 1500 59 9 43 14| 0.0 4.4 4.4| 0.0 -54.4 -54.4 -36.2 -0.82| 6.2 -5.1 2000 50 8 36 13| 0.0 3.9 3.9| 0.0 -64.5 -64.5 -32.3 -0.78| 6.2 -4.8 2500 34 8 27 13| 0.0 4.5 4.5| 0.0 -86.9 -86.9 -34.8 -0.83| 6.8 -5.6 3000 10 8 13 14| 1.4 3.8 5.2| 25.2 -86.9 -61.7 -20.6 -0.44| 7.1 -3.2 4000 18 7 18 13| 1.7 2.8 4.6| 66.8 -96.1 -29.3 -7.3 -0.08| 8.8 -0.7 5000 69 7 46 12| 1.5 2.3 3.8| 75.3 -96.1 -20.9 -4.2 0.02| 7.8 0.2 6000 167 8 121 4| 1.4 1.9 3.3| 83.2 -96.9 -13.7 -2.3 0.07| 7.2 0.5 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251205.12.gif