UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011912.upa.cvt Date: 1200Z 19 JAN 26 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 19 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 68 SFC 945 569 23.4 19.4 78 4.0 20.6 160 6 301.4 304.2 295.7 346.0 15.17 2 925 751 21.0 18.5 86 2.5 19.3 130 7 300.8 303.5 295.2 343.8 14.64 3 892 1064 18.4 17.0 92 1.4 17.5 133 16 301.2 303.8 294.7 341.8 13.80 4 850 1478 17.6 14.3 81 3.3 15.4 115 14 304.6 306.8 294.5 340.8 12.15 5 818 1806 15.8 12.6 81 3.2 13.7 110 5 306.0 308.1 294.3 339.9 11.28 6 805 1942 16.2 10.2 68 6.0 12.4 148 6 307.9 309.7 293.7 337.4 9.75 7 787 2135 15.4 7.4 59 8.0 10.5 214 9 309.0 310.6 292.9 334.2 8.24 8 782 2189 15.4 0.4 36 15.0 7.3 217 10 309.6 310.5 290.3 325.2 5.04 9 765 2375 14.6 2.6 44 12.0 7.8 227 14 310.7 311.8 291.5 329.4 6.04 10 748 2565 13.8 -7.2 23 21.0 3.9 226 15 311.8 312.4 289.2 321.3 2.97 11 742 2633 13.2 4.2 54 9.0 7.9 224 15 311.9 313.2 292.7 333.5 6.98 12 700 3122 10.2 3.2 62 7.0 6.2 210 15 313.8 315.1 293.2 335.4 6.90 13 651 3718 5.2 2.3 82 2.9 3.5 219 15 314.7 316.0 293.4 336.5 6.96 14 645 3794 4.8 0.2 72 4.6 2.3 217 17 315.1 316.2 292.8 334.1 6.03 15 629 3998 5.2 -14.8 22 20.0 -2.7 212 22 317.8 318.2 290.0 324.3 1.93 16 574 4740 2.4 -38.6 3 41.0 -7.3 214 29 323.0 323.0 289.9 323.9 0.24 17 569 4810 2.0 -17.0 23 19.0 -5.2 215 29 323.3 323.7 291.5 329.4 1.77 18 547 5127 0.8 -14.2 32 15.0 -5.3 221 28 325.5 326.0 292.7 333.5 2.33 19 538 5260 0.0 -12.0 40 12.0 -5.1 224 28 326.1 326.7 293.3 335.7 2.83 20 507 5731 -3.9 -23.9 19 20.0 -10.1 233 28 327.0 327.2 291.9 330.9 1.09 21 500 5840 -4.7 -23.7 21 19.0 -10.6 235 28 327.3 327.5 292.1 331.3 1.13 22 457 6542 -10.7 -17.7 56 7.0 -13.1 239 29 328.3 328.7 293.2 335.5 2.08 23 410 7373 -15.1 -25.1 42 10.0 -17.9 265 30 333.0 333.2 293.7 337.4 1.21 24 400 7560 -16.7 -22.7 60 6.0 -18.4 270 30 333.3 333.6 294.0 338.8 1.54 25 361 8321 -22.7 -24.9 82 2.2 -23.2 250 27 335.2 335.5 294.4 340.3 1.40 26 341 8736 -26.3 -28.5 82 2.2 -26.8 232 28 335.8 336.0 294.3 339.7 1.07 27 304 9557 -32.1 -33.0 92 0.9 -32.3 248 38 338.8 339.0 294.7 341.8 0.78 28 300 9650 -32.7 -34.7 82 2.0 -33.0 250 39 339.3 339.4 294.8 341.8 0.67 29 256 10749 -41.1 -47.1 52 6.0 -41.6 246 53 342.6 342.7 295.1 343.5 0.21 30 250 10910 -42.5 -48.5 52 6.0 -42.9 245 55 342.9 342.9 295.2 343.6 0.19 31 246 11019 -43.5 -48.1 60 4.6 -43.8 244 57 343.0 343.0 295.2 343.8 0.20 32 244 11073 -44.1 -50.1 51 6.0 -44.5 243 57 342.9 342.9 295.1 343.5 0.16 33 241 11156 -44.3 -56.3 25 12.0 -44.9 242 59 343.8 343.8 295.3 344.1 0.08 34 221 11731 -48.3 -70.3 6 22.0 -48.8 235 68 346.3 346.3 295.8 346.3 0.01 35 200 12380 -53.7 -66.7 19 13.0 -53.9 230 76 347.7 347.7 296.1 347.8 0.02 36 187 12809 -56.6 -69.0 20 12.4 -56.8 230 76 349.8 349.8 296.6 349.9 0.02 37 161 13745 -63.1 -74.1 21 11.0 -63.2 227 68 354.1 354.1 297.5 354.2 0.01 38 150 14180 -63.3 -81.3 7 18.0 -63.4 215 45 361.0 361.0 298.9 361.0 0.00 39 100 16580 -75.5 -89.5 9 14.0 -75.5 195 23 381.9 381.9 302.5 381.9 0.00 40 83 17655 -79.5 -90.5 15 11.0 -79.5 170 25 394.6 394.6 304.5 394.6 0.00 41 70 18630 -78.1 -91.1 10 13.0 -78.1 70 13 417.3 417.3 307.4 417.3 0.00 42 57 19805 -76.5 -90.5 9 14.0 -76.6 124 19 446.2 446.2 310.5 446.2 0.00 43 54 20120 -70.3 -90.3 4 20.0 -70.4 90 25 467.4 467.4 312.4 467.4 0.00 44 50 20580 -67.3 -91.3 2 24.0 -67.5 90 26 484.9 484.9 313.8 484.9 0.00 45 43 21507 -61.5 -88.5 2 27.0 -62.0 111 27 520.5 520.5 316.4 520.5 0.00 46 40 21956 -62.5 -89.5 1 27.0 -63.0 105 21 528.9 528.9 316.9 528.9 0.00 47 30 23760 -57.3 -87.3 1 30.0 -58.5 70 32 588.4 588.4 320.0 588.5 0.01 48 29 23974 -57.3 -87.3 1 30.0 -58.6 76 34 594.2 594.2 320.3 594.2 0.01 TRP 83 17655 -79.5 -90.5 15 11.0 -79.5 170 25 394.6 394.6 304.5 394.6 0.00 WND 187 12809 -56.6 -69.0 20 12.4 -56.8 230 76 349.8 349.8 296.6 349.9 0.02 Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 538.00 mb = 5259.62 m = 17255.77 ft Wetbulb zero: 637.68 mb = 3886.51 m = 12750.85 ft Precipitable water: 1.37 inches Sfc-500 mean rel hum: 51.14 % Est. max temperature: 30.40 C = 86.72 F Sfc-Lift cond lev (LCL): 891.36 mb = 1070.53 m = 3512.21 ft T: 18.39 C 700-500 lapse rate: 5.48 C/km ThetaE index: 20.81 C Layer 925.0- 765.0 mb Conv cond level (CCL): 761.28 mb = 2416.47 m = 7927.96 ft Mean mixing ratio: 13.70 g/kg Conv temperature: 32.77 C = 90.99 F Cap Strength: 2.76 C Lifted Index: 1.08 C Risk: Showers probable Lifted Index @300 mb: -0.08 C Lifted Index @700 mb: 1.74 C Showalter Index: 1.73 C Risk: Showers probable Total Totals Index: 41.30 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.00 C K Index: 29.60 Risk: 40-60 % chance of thunderstorms Sweat Index: 227.60 Risk: None Energy Index: -1.78 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 79.35 J/kg Max Up Vert Vel: 12.60 m/s Conv Inhibition (B-): 148.00 J/kg Cap Strength: 2.76 C Lift Cond Lev (LCL): 862.78 mb = 1350.06 m = 4429.28 ft Lev Free Conv (LFC): 657.78 mb = 3633.20 m = 11919.79 ft Equ Level (EL): 637.78 mb = 3885.30 m = 12746.88 ft B at Equ Level: 16.19 J/kg Max Parcel Lev (MPL): 607.78 mb = 4276.21 m = 14029.38 ft Wind level data Storm motion: 243 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 ---------------------------------------------------------- 0 945 569 160 6 -2.1 5.6 | 86 15 -15.3 -1.0 1 925 751 130 7 -5.4 4.5 | 83 19 -18.6 -2.2 2 908 914 140 12 -7.7 9.2 | 97 21 -21.0 2.5 3 876 1219 125 21 -17.2 12.0 | 100 31 -30.4 5.4 4 850 1478 115 14 -12.7 5.9 | 88 26 -25.9 -0.7 5 845 1524 105 11 -10.6 2.8 | 81 24 -23.9 -3.8 6 816 1829 110 4 -3.8 1.4 | 73 18 -17.0 -5.3 7 787 2134 215 9 5.2 7.4 | 95 8 -8.1 0.7 8 759 2438 230 15 11.5 9.6 | 150 3 -1.7 3.0 9 700 3122 210 15 7.5 13.0 | 138 9 -5.7 6.3 10 655 3658 220 14 9.0 10.7 | 134 6 -4.2 4.1 11 607 4267 205 29 12.3 26.3 | 177 20 -1.0 19.6 12 500 5840 235 28 22.9 16.1 | 226 14 9.7 9.4 13 484 6096 235 28 22.9 16.1 | 226 14 9.7 9.4 14 447 6706 240 29 25.1 14.5 | 237 14 11.9 7.8 15 430 7010 255 31 29.9 8.0 | 265 17 16.7 1.4 16 400 7560 270 30 30.0 -0.0 | 292 18 16.8 -6.7 17 397 7620 270 30 30.0 -0.0 | 292 18 16.8 -6.7 18 365 8230 255 28 27.0 7.2 | 268 14 13.8 0.6 19 350 8534 235 25 20.5 14.3 | 223 11 7.2 7.7 20 335 8839 230 30 23.0 19.3 | 218 16 9.7 12.6 21 300 9650 250 39 36.6 13.3 | 254 24 23.4 6.7 22 296 9754 250 39 36.6 13.3 | 254 24 23.4 6.7 23 250 10910 245 55 49.8 23.2 | 246 40 36.6 16.6 24 206 12192 230 75 57.5 48.2 | 227 61 44.2 41.5 25 200 12380 230 76 58.2 48.9 | 227 62 45.0 42.2 26 187 12809 230 76 58.2 48.9 | 227 62 45.0 42.2 27 178 13106 230 76 58.2 48.9 | 227 62 45.0 42.2 28 170 13411 230 63 48.3 40.5 | 226 49 35.0 33.8 29 154 14021 225 72 50.9 50.9 | 220 58 37.7 44.2 30 150 14180 215 45 25.8 36.9 | 203 33 12.6 30.2 31 146 14326 210 43 21.5 37.2 | 195 32 8.3 30.6 32 132 14935 215 26 14.9 21.3 | 187 15 1.7 14.6 33 125 15240 255 18 17.4 4.7 | 296 5 4.1 -2.0 34 119 15545 275 19 18.9 -1.7 | 326 10 5.7 -8.3 35 113 15850 230 34 26.0 21.9 | 220 20 12.8 15.2 36 100 16580 195 23 6.0 22.2 | 155 17 -7.3 15.6 37 97 16764 200 24 8.2 22.6 | 162 17 -5.0 15.9 38 87 17374 170 19 -3.3 18.7 | 126 20 -16.5 12.0 39 83 17655 170 25 -4.3 24.6 | 136 25 -17.6 18.0 40 78 17983 170 25 -4.3 24.6 | 136 25 -17.6 18.0 41 74 18288 145 18 -10.3 14.7 | 109 25 -23.6 8.1 42 70 18593 80 17 -16.7 -3.0 | 72 31 -30.0 -9.6 43 70 18630 70 13 -12.2 -4.4 | 66 28 -25.5 -11.1 44 67 18898 70 13 -12.2 -4.4 | 66 28 -25.5 -11.1 45 63 19202 120 18 -15.6 9.0 | 95 29 -28.8 2.3 46 60 19507 105 17 -16.4 4.4 | 86 30 -29.7 -2.3 47 57 19812 125 19 -15.6 10.9 | 98 29 -28.8 4.2 48 54 20117 90 25 -25.0 0.0 | 80 39 -38.2 -6.7 49 51 20422 95 27 -26.9 2.4 | 84 40 -40.1 -4.3 50 50 20580 90 26 -26.0 0.0 | 80 40 -39.2 -6.7 51 49 20726 80 27 -26.6 -4.7 | 74 41 -39.8 -11.4 52 44 21336 105 28 -27.0 7.2 | 91 40 -40.3 0.6 53 42 21641 115 26 -23.6 11.0 | 97 37 -36.8 4.3 54 40 21946 105 20 -19.3 5.2 | 87 33 -32.6 -1.5 55 36 22555 100 40 -39.4 6.9 | 90 53 -52.6 0.3 56 35 22860 90 36 -36.0 0.0 | 82 50 -49.2 -6.7 57 33 23165 80 41 -40.4 -7.1 | 76 55 -53.6 -13.8 58 31 23470 55 35 -28.7 -20.1 | 57 50 -41.9 -26.7 59 30 23760 70 32 -30.1 -10.9 | 68 47 -43.3 -17.6 60 30 23774 80 35 -34.5 -6.1 | 75 49 -47.7 -12.7 61 28 24079 70 32 -30.1 -10.9 | 68 47 -43.3 -17.6 Wind Parameters Mean winds (0-6000m): 213.3 at 19.8 knts Storm direction: 243.3 at 14.8 knts Shear (0-3000m) pos: 3.8 neg: 1.8 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 48.8 deg Storm rel helicity (0-3000m) pos: 61.1 neg: -81.5 tot: -20.5 m^2/s^2 ave: -6.8 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 0.5 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 1.54 Bulk Shear: 51.63 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 ------------------------------------------------------------------------------- 500 138 10 92 20| 0.0 11.9 11.9| 30.5 -1.7 28.8 57.5 0.39| 13.5 5.3 1000 127 13 93 24| 0.0 4.2 4.2| 31.3 -68.5 -37.2 -37.2 -0.15| 14.7 -2.1 1500 128 11 90 22| 4.3 2.8 7.0| 53.9 -78.9 -25.1 -16.7 -0.01| 14.7 -0.2 2000 150 11 99 19| 5.6 2.1 7.7| 61.1 -79.1 -18.0 -9.0 0.08| 13.8 1.1 2500 171 12 109 16| 4.5 2.2 6.7| 61.1 -80.6 -19.5 -7.8 0.06| 11.8 0.7 3000 182 13 115 14| 3.8 1.8 5.6| 61.1 -81.5 -20.5 -6.8 0.05| 10.2 0.5 4000 195 15 131 12| 3.3 1.5 4.9| 89.0 -81.5 7.4 1.9 0.15| 10.1 1.5 5000 205 18 149 11| 3.2 1.2 4.4|125.4 -81.5 43.9 8.8 0.23| 9.1 2.1 6000 213 20 166 10| 2.9 1.0 3.9|141.7 -81.5 60.1 10.0 0.27| 8.0 2.1 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20260119.12.gif