UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 17 JAN 26 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 110 SFC 950 569 22.0 21.5 97 0.5 21.6 160 2 299.5 302.7 296.6 349.9 17.24 2 925 792 20.8 20.1 96 0.7 20.3 265 4 300.6 303.5 296.2 348.2 16.22 3 850 1523 18.4 17.1 92 1.3 17.5 165 1 305.4 308.1 296.4 349.1 14.59 4 837 1655 17.8 14.1 79 3.7 15.3 148 2 306.1 308.4 295.0 342.7 12.18 5 819 1841 16.2 15.1 93 1.1 15.5 124 3 306.4 308.8 295.8 346.3 13.30 6 733 2779 12.0 3.0 54 9.0 6.9 105 5 311.6 312.9 292.2 331.8 6.49 7 728 2836 11.6 2.6 54 9.0 6.5 116 5 311.8 313.0 292.2 331.6 6.35 8 700 3163 9.0 4.8 75 4.2 6.5 175 3 312.5 313.9 293.4 336.4 7.73 9 681 3390 7.2 3.4 77 3.8 5.0 186 4 312.9 314.3 293.2 335.3 7.19 10 656 3696 5.2 -0.8 65 6.0 2.0 201 6 314.0 315.1 292.1 331.4 5.51 11 652 3746 5.4 -10.6 30 16.0 -1.4 203 7 314.8 315.3 289.8 323.3 2.61 12 639 3910 4.6 -6.4 45 11.0 -0.6 212 8 315.7 316.4 291.0 327.6 3.71 13 619 4169 4.0 -18.0 18 22.0 -4.0 224 9 317.9 318.2 289.6 323.0 1.50 14 600 4421 2.0 -35.0 4 37.0 -7.1 234 10 318.4 318.5 288.6 319.6 0.33 15 587 4597 0.0 -4.5 72 4.5 -2.2 240 10 318.1 319.0 292.6 333.2 4.67 16 578 4721 0.0 -10.0 47 10.0 -4.3 242 10 319.5 320.1 291.6 329.7 3.09 17 574 4776 -0.5 -4.7 73 4.2 -2.6 243 10 319.6 320.5 293.0 334.8 4.70 18 541 5248 -2.9 -21.9 22 19.0 -9.0 224 10 322.2 322.4 290.7 326.4 1.22 19 515 5637 -3.7 -34.7 7 31.0 -11.1 218 11 325.8 325.8 290.9 327.2 0.39 20 511 5699 -3.9 -30.9 10 27.0 -10.9 217 11 326.2 326.4 291.2 328.3 0.57 21 500 5870 -5.1 -27.1 16 22.0 -11.3 240 10 326.8 327.0 291.6 329.8 0.83 22 446 6759 -10.9 -30.9 18 20.0 -15.7 219 10 330.4 330.5 292.4 332.8 0.65 23 443 6811 -11.3 -23.3 36 12.0 -14.9 218 10 330.5 330.8 293.1 335.2 1.32 24 439 6880 -11.1 -33.1 14 22.0 -16.2 217 10 331.6 331.7 292.7 333.6 0.54 25 429 7057 -12.3 -22.3 43 10.0 -15.4 216 10 332.3 332.6 293.7 337.6 1.49 26 401 7571 -14.5 -32.5 20 18.0 -18.6 211 17 335.9 336.0 293.9 338.2 0.62 27 400 7590 -14.7 -31.7 22 17.0 -18.7 210 18 335.9 336.0 293.9 338.4 0.67 28 386 7859 -16.3 -24.3 50 8.0 -18.6 210 15 337.2 337.5 294.8 342.3 1.39 29 383 7918 -15.5 -41.5 9 26.0 -20.1 210 14 339.0 339.1 294.3 340.1 0.26 30 325 9135 -25.7 -39.7 26 14.0 -27.8 261 13 341.3 341.3 295.0 342.7 0.37 31 300 9710 -30.9 -36.9 56 6.0 -31.8 225 24 341.8 341.9 295.3 343.9 0.54 32 291 9924 -33.1 -37.2 67 4.1 -33.7 222 24 341.7 341.8 295.2 343.8 0.54 33 274 10343 -36.1 -37.9 83 1.8 -36.3 215 31 343.3 343.4 295.6 345.3 0.53 34 261 10677 -38.7 -45.7 48 7.0 -39.3 215 27 344.3 344.3 295.6 345.3 0.25 35 250 10970 -41.3 -47.3 52 6.0 -41.8 215 23 344.7 344.7 295.6 345.5 0.21 36 244 11134 -42.9 -47.8 59 4.9 -43.2 219 23 344.7 344.7 295.6 345.5 0.21 37 230 11529 -46.5 -55.5 35 9.0 -46.9 216 26 345.1 345.1 295.6 345.4 0.09 38 222 11762 -48.5 -52.0 67 3.5 -48.7 214 27 345.5 345.5 295.7 346.1 0.14 39 214 12002 -50.1 -64.1 18 14.0 -50.5 212 29 346.7 346.7 295.9 346.8 0.03 40 200 12440 -53.5 -66.5 19 13.0 -53.8 195 35 348.0 348.1 296.2 348.2 0.02 41 183 13008 -57.7 -69.7 20 12.0 -57.9 179 34 350.2 350.2 296.7 350.3 0.02 42 166 13619 -62.5 -66.7 57 4.2 -62.6 167 31 352.1 352.1 297.1 352.2 0.03 43 150 14240 -66.7 -71.1 54 4.4 -66.7 175 14 355.2 355.2 297.7 355.3 0.02 44 145 14443 -68.7 -72.2 60 3.5 -68.7 170 11 355.2 355.2 297.7 355.2 0.02 45 135 14865 -72.1 -76.0 56 3.9 -72.1 174 14 356.5 356.5 298.0 356.5 0.01 46 123 15407 -75.1 -81.1 39 6.0 -75.1 187 26 360.6 360.6 298.8 360.6 0.00 47 117 15698 -72.9 -82.9 21 10.0 -72.9 183 31 369.9 369.9 300.5 369.9 0.00 48 100 16610 -75.1 -88.1 11 13.0 -75.2 135 26 382.6 382.6 302.6 382.6 0.00 49 93 17027 -78.3 -89.3 15 11.0 -78.3 145 24 384.3 384.3 302.9 384.3 0.00 50 78 18027 -79.7 -90.7 15 11.0 -79.7 105 33 401.3 401.3 305.4 401.3 0.00 51 70 18640 -79.5 -90.5 15 11.0 -79.6 110 28 414.3 414.3 307.0 414.3 0.00 52 64 19150 -79.1 -91.1 12 12.0 -79.1 109 32 425.9 425.9 308.4 425.9 0.00 53 58 19720 -72.3 -89.3 6 17.0 -72.4 96 31 453.5 453.5 311.2 453.5 0.00 54 50 20600 -69.5 -89.5 4 20.0 -69.6 90 31 479.7 479.7 313.4 479.7 0.00 55 48 20845 -69.3 -90.3 3 21.0 -69.5 92 31 485.8 485.8 313.9 485.8 0.00 56 33 23164 -55.9 -85.9 1 30.0 -57.2 99 28 576.3 576.3 319.5 576.4 0.01 57 30 23770 -57.5 -86.5 1 29.0 -58.7 90 18 587.9 587.9 320.0 587.9 0.01 58 26 24670 -59.5 -87.5 1 28.0 -60.6 77 22 606.8 606.8 320.9 606.8 0.01 TRP 93 17027 -78.3 -89.3 15 11.0 -78.3 145 24 384.3 384.3 302.9 384.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 578.00 mb = 4720.93 m = 15488.44 ft Wetbulb zero: 653.67 mb = 3725.15 m = 12221.47 ft Precipitable water: 1.52 inches Sfc-500 mean rel hum: 59.11 % Est. max temperature: 29.84 C = 85.72 F Sfc-Lift cond lev (LCL): 943.43 mb = 627.02 m = 2057.13 ft T: 21.69 C 700-500 lapse rate: 5.21 C/km ThetaE index: 14.72 C Layer 733.0- 700.0 mb Conv cond level (CCL): 845.53 mb = 1568.20 m = 5144.93 ft Mean mixing ratio: 15.72 g/kg Conv temperature: 28.06 C = 82.51 F Cap Strength: 0.98 C Lifted Index: -1.72 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.86 C Lifted Index @700 mb: -1.27 C Showalter Index: -1.84 C Risk: Thunderstorms probable Total Totals Index: 45.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 22.20 C K Index: 36.40 Risk: > 80 % chance of thunderstorms Sweat Index: 217.20 Risk: None Energy Index: -3.75 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 608.32 J/kg Max Up Vert Vel: 34.88 m/s Conv Inhibition (B-): 18.51 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 887.43 mb = 1150.43 m = 3774.32 ft Lev Free Conv (LFC): 732.43 mb = 2785.05 m = 9137.20 ft Equ Level (EL): 372.43 mb = 8125.57 m = 26658.38 ft B at Equ Level: 378.95 J/kg Max Parcel Lev (MPL): 112.43 mb = 15928.95 m = 52259.70 ft Wind level data Storm motion: 255 at 5 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 ---------------------------------------------------------- 0 950 569 160 2 -0.7 1.9 | 96 6 -5.7 0.6 1 925 792 265 4 4.0 0.3 | 46 1 -1.0 -0.9 2 912 914 275 6 6.0 -0.5 | 331 2 1.0 -1.8 3 850 1523 165 1 -0.3 1.0 | 86 5 -5.2 -0.3 4 791 2134 85 5 -5.0 -0.4 | 80 10 -10.0 -1.7 5 763 2438 45 7 -4.9 -4.9 | 58 12 -9.9 -6.2 6 700 3163 175 3 -0.3 3.0 | 108 6 -5.2 1.7 7 610 4267 230 10 7.7 6.4 | 208 6 2.7 5.1 8 588 4572 240 10 8.7 5.0 | 225 5 3.7 3.7 9 566 4877 245 10 9.1 4.2 | 234 5 4.1 2.9 10 545 5182 225 10 7.1 7.1 | 200 6 2.1 5.8 11 505 5791 215 11 6.3 9.0 | 190 8 1.3 7.7 12 500 5870 240 10 8.7 5.0 | 225 5 3.7 3.7 13 486 6096 230 9 6.9 5.8 | 203 5 1.9 4.5 14 431 7010 215 10 5.7 8.2 | 186 7 0.8 6.9 15 415 7315 225 10 7.1 7.1 | 200 6 2.1 5.8 16 400 7590 210 18 9.0 15.6 | 196 15 4.0 14.3 17 398 7620 210 18 9.0 15.6 | 196 15 4.0 14.3 18 367 8230 210 10 5.0 8.7 | 180 7 0.0 7.4 19 352 8534 240 10 8.7 5.0 | 225 5 3.7 3.7 20 338 8839 270 8 8.0 -0.0 | 293 3 3.0 -1.3 21 311 9449 250 19 17.9 6.5 | 248 14 12.9 5.2 22 300 9710 225 24 17.0 17.0 | 217 20 12.0 15.7 23 298 9754 225 21 14.8 14.8 | 216 17 9.9 13.6 24 273 10363 215 31 17.8 25.4 | 208 27 12.8 24.1 25 250 10970 215 23 13.2 18.8 | 205 19 8.2 17.5 26 250 10973 220 22 14.1 16.9 | 210 18 9.2 15.6 27 208 12192 210 30 15.0 26.0 | 202 27 10.0 24.7 28 200 12440 195 35 9.1 33.8 | 187 33 4.1 32.5 29 189 12802 185 37 3.2 36.9 | 177 36 -1.8 35.6 30 180 13106 175 32 -2.8 31.9 | 166 32 -7.8 30.6 31 155 14021 160 31 -10.6 29.1 | 151 32 -15.6 27.8 32 150 14240 175 14 -1.2 13.9 | 154 14 -6.2 12.7 33 140 14630 165 8 -2.1 7.7 | 132 10 -7.1 6.4 34 126 15240 190 23 4.0 22.7 | 177 21 -1.0 21.4 35 108 16154 175 40 -3.5 39.8 | 168 39 -8.5 38.6 36 100 16610 135 26 -18.4 18.4 | 126 29 -23.4 17.1 37 97 16764 140 26 -16.7 19.9 | 131 29 -21.7 18.6 38 93 17027 145 24 -13.8 19.7 | 134 26 -18.7 18.4 39 87 17374 145 24 -13.8 19.7 | 134 26 -18.7 18.4 40 79 17983 105 33 -31.9 8.5 | 101 38 -36.9 7.2 41 71 18593 100 33 -32.5 5.7 | 97 38 -37.5 4.4 42 70 18640 110 28 -26.3 9.6 | 105 32 -31.3 8.3 43 67 18898 115 32 -29.0 13.5 | 110 36 -34.0 12.2 44 52 20422 80 30 -29.5 -5.2 | 79 35 -34.5 -6.5 45 50 20600 90 31 -31.0 0.0 | 88 36 -36.0 -1.3 46 36 22555 105 33 -31.9 8.5 | 101 38 -36.9 7.2 47 35 22860 90 38 -38.0 0.0 | 88 43 -43.0 -1.3 48 33 23165 100 28 -27.6 4.9 | 96 33 -32.6 3.6 49 31 23470 75 24 -23.2 -6.2 | 75 29 -28.2 -7.5 50 30 23770 90 18 -18.0 0.0 | 87 23 -23.0 -1.3 51 28 24079 95 18 -17.9 1.6 | 91 23 -22.9 0.3 52 26 24384 75 23 -22.2 -6.0 | 75 28 -27.2 -7.2 53 15 26518 95 37 -36.9 3.2 | 93 42 -41.8 1.9 Wind Parameters Mean winds (0-6000m): 225.4 at 6.9 knts Storm direction: 255.4 at 5.1 knts Shear (0-3000m) pos: 2.5 neg: 1.9 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 43.4 deg Storm rel helicity (0-3000m) pos: 28.8 neg: -19.7 tot: 9.1 m^2/s^2 ave: 3.0 10^-3 m/s^2 rel: 0.08 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 0.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 275.07 Bulk Shear: 2.21 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 ------------------------------------------------------------------------------- 500 259 4 60 1| 5.2 0.0 5.2| 1.4 -1.4 0.0 0.1 -0.03| 10.8 -0.3 1000 261 3 64 2| 2.6 2.5 5.1| 1.4 -4.0 -2.6 -2.6 -0.18| 8.2 -1.5 1500 242 3 96 2| 1.7 3.1 4.8| 2.2 -7.5 -5.3 -3.5 -0.19| 7.1 -1.3 2000 57 4 67 9| 1.3 2.8 4.1| 8.6 -19.7 -11.1 -5.5 -0.22| 7.1 -1.6 2500 71 4 74 9| 2.3 2.3 4.5| 24.4 -19.7 4.7 1.9 -0.00| 7.4 -0.0 3000 109 4 90 9| 2.5 1.9 4.4| 28.8 -19.7 9.1 3.0 0.08| 6.8 0.5 4000 216 5 147 4| 2.7 1.4 4.1| 40.4 -19.7 20.7 5.2 0.23| 6.2 1.4 5000 225 6 170 3| 2.1 1.3 3.4| 41.5 -25.8 15.7 3.1 0.15| 5.5 0.8 6000 225 7 178 4| 1.8 1.1 2.9| 47.6 -30.3 17.3 2.9 0.14| 5.3 0.7 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20260117.12.gif