UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042812.upa.cvt Date: 1200Z 28 APR 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 28 APR 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 101 SFC 949 569 21.2 21.2 100 0.0 21.2 330 4 298.8 301.9 296.2 348.1 16.93 2 925 777 18.8 18.4 98 0.4 18.5 205 8 298.5 301.2 294.5 340.8 14.55 3 922 805 18.6 17.6 94 1.0 17.9 206 8 298.6 301.1 294.0 338.9 13.86 4 917 852 19.4 16.7 84 2.7 17.6 208 9 299.9 302.3 293.9 338.4 13.15 5 850 1504 16.4 13.9 85 2.5 14.7 210 4 303.3 305.5 293.9 338.4 11.83 6 779 2243 12.8 9.9 83 2.9 11.0 190 9 307.1 309.0 293.6 337.0 9.88 7 768 2363 13.4 8.4 72 5.0 10.3 196 10 309.0 310.7 293.4 336.6 9.05 8 735 2733 12.6 3.6 54 9.0 7.4 205 14 312.1 313.3 292.6 333.1 6.76 9 700 3141 9.4 2.4 62 7.0 5.5 190 14 312.9 314.1 292.6 333.2 6.51 10 670 3503 6.6 2.5 75 4.1 4.3 211 16 313.7 315.0 293.1 335.1 6.86 11 614 4213 1.0 -5.0 64 6.0 -1.9 235 23 315.2 316.0 291.4 328.9 4.30 12 610 4266 1.0 -10.0 44 11.0 -3.7 235 23 315.8 316.3 290.3 325.3 2.93 13 605 4332 2.6 -24.4 12 27.0 -5.8 233 24 318.4 318.5 289.2 321.4 0.88 14 500 5850 -6.5 -41.5 4 35.0 -13.3 250 33 325.1 325.2 290.5 325.9 0.20 15 429 7029 -13.1 -50.1 3 37.0 -18.4 275 39 331.3 331.3 292.2 331.6 0.09 16 401 7541 -14.5 -55.5 2 41.0 -19.7 270 44 335.9 335.9 293.3 336.1 0.05 17 400 7560 -14.3 -53.3 2 39.0 -19.6 270 44 336.4 336.4 293.5 336.7 0.07 18 368 8185 -17.9 -50.9 4 33.0 -22.2 270 49 339.7 339.7 294.3 340.1 0.10 19 300 9670 -29.9 -50.9 11 21.0 -31.9 275 53 343.2 343.3 295.2 343.7 0.12 20 297 9742 -30.5 -52.5 10 22.0 -32.4 276 53 343.4 343.4 295.2 343.8 0.10 21 255 10805 -40.1 -44.8 61 4.7 -40.5 284 56 344.5 344.5 295.7 345.6 0.28 22 250 10940 -40.9 -46.9 52 6.0 -41.3 285 56 345.3 345.3 295.8 346.2 0.22 23 242 11161 -42.9 -45.9 72 3.0 -43.1 288 56 345.5 345.5 295.8 346.5 0.26 24 231 11473 -45.1 -54.1 36 9.0 -45.6 289 57 346.8 346.8 296.0 347.2 0.11 25 223 11708 -47.1 -56.1 35 9.0 -47.5 288 59 347.2 347.2 296.1 347.6 0.09 26 203 12324 -52.3 -61.3 33 9.0 -52.5 285 63 348.5 348.5 296.3 348.7 0.05 27 200 12420 -53.1 -62.1 33 9.0 -53.4 285 64 348.7 348.7 296.4 348.9 0.04 28 184 12951 -57.7 -64.7 40 7.0 -57.8 285 67 349.6 349.6 296.6 349.8 0.03 29 182 13020 -58.3 -66.3 35 8.0 -58.5 285 67 349.7 349.8 296.6 349.9 0.03 30 179 13124 -59.1 -63.0 60 3.9 -59.2 285 68 350.1 350.1 296.7 350.3 0.04 31 175 13265 -59.9 -63.9 59 4.0 -60.0 285 69 351.1 351.1 296.9 351.2 0.04 32 172 13373 -60.5 -70.5 26 10.0 -60.6 285 69 351.8 351.8 297.0 351.9 0.02 33 150 14210 -67.5 -73.5 42 6.0 -67.5 285 74 353.8 353.8 297.4 353.9 0.01 34 138 14705 -71.7 -78.7 34 7.0 -71.8 283 76 354.9 354.9 297.7 355.0 0.01 35 125 15282 -75.2 -80.7 42 5.5 -75.2 265 79 358.8 358.8 298.5 358.8 0.00 36 107 16169 -80.7 -83.8 59 3.1 -80.7 256 73 364.7 364.7 299.6 364.7 0.00 37 101 16494 -79.9 -84.8 44 4.9 -79.9 251 70 372.3 372.3 300.9 372.3 0.00 38 100 16550 -79.7 -84.7 43 5.0 -79.7 250 69 373.7 373.7 301.2 373.8 0.00 39 92 17028 -76.3 -87.3 16 11.0 -76.3 246 63 389.5 389.5 303.7 389.5 0.00 40 85 17488 -73.5 -87.5 10 14.0 -73.6 234 40 404.1 404.1 305.7 404.1 0.00 41 79 17916 -74.5 -90.5 7 16.0 -74.6 241 14 410.6 410.6 306.6 410.6 0.00 42 77 18067 -69.9 -88.9 5 19.0 -70.0 257 14 423.1 423.2 308.1 423.2 0.00 43 70 18630 -73.9 -89.9 7 16.0 -74.0 320 20 426.3 426.3 308.4 426.3 0.00 44 68 18798 -74.3 -89.3 8 15.0 -74.3 305 18 429.0 429.0 308.7 429.0 0.00 45 63 19240 -75.3 -90.3 8 15.0 -75.3 267 22 436.2 436.2 309.5 436.2 0.00 46 51 20499 -63.1 -89.1 2 26.0 -63.5 223 9 492.0 492.0 314.4 492.0 0.00 47 50 20620 -63.5 -88.5 2 25.0 -63.8 215 8 493.8 493.8 314.5 493.9 0.00 48 46 21136 -62.7 -88.7 2 26.0 -63.1 105 7 507.7 507.7 315.5 507.7 0.00 49 36 22661 -61.1 -88.1 2 27.0 -61.8 17 16 548.7 548.7 318.0 548.7 0.00 50 30 23820 -53.1 -85.1 1 32.0 -55.0 175 12 599.9 599.9 320.6 599.9 0.01 51 26 24749 -49.7 -82.7 1 33.0 -52.7 173 12 634.6 634.6 322.1 634.7 0.02 52 21 26155 -47.3 -82.3 1 35.0 -51.5 85 12 681.8 681.8 323.9 682.0 0.02 53 21 26155 -47.5 -82.5 1 35.0 -51.6 85 12 681.2 681.2 323.8 681.4 0.02 TRP 68 18798 -74.3 -89.3 8 15.0 -74.3 305 18 429.0 429.0 308.7 429.0 0.00 WND 125 15282 -75.2 -80.7 42 5.5 -75.2 265 79 358.8 358.8 298.5 358.8 0.00 Sounding variables and indices 1000-500 mb thick: 5749.00 m Freezing level: 575.00 mb = 4765.70 m = 15635.29 ft Wetbulb zero: 630.89 mb = 3992.15 m = 13097.46 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 54.49 % Est. max temperature: 28.32 C = 82.98 F Sfc-Lift cond lev (LCL): 949.34 mb = 565.76 m = 1856.15 ft T: -9999.00 C 700-500 lapse rate: 5.87 C/km ThetaE index: 9.75 C Layer 925.0- 850.0 mb Conv cond level (CCL): 828.09 mb = 1725.30 m = 5660.36 ft Mean mixing ratio: 13.33 g/kg Conv temperature: 26.79 C = 80.22 F Cap Strength: 3.03 C Lifted Index: 0.34 C Risk: Showers probable Lifted Index @300 mb: 4.24 C Lifted Index @700 mb: 1.76 C Showalter Index: 0.92 C Risk: Thunderstorms probable Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: 20.40 C K Index: 29.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 207.80 Risk: None Energy Index: -2.33 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.98 J/kg Max Up Vert Vel: 7.74 m/s Conv Inhibition (B-): 131.76 J/kg Cap Strength: 2.95 C Lift Cond Lev (LCL): 873.41 mb = 1270.47 m = 4168.17 ft Lev Free Conv (LFC): 648.41 mb = 3769.24 m = 12366.12 ft Equ Level (EL): 598.41 mb = 4419.16 m = 14498.38 ft B at Equ Level: 25.79 J/kg Max Parcel Lev (MPL): 508.41 mb = 5717.13 m = 18756.75 ft Wind level data Storm motion: 265 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 ---------------------------------------------------------- 0 949 569 330 4 2.0 -3.5 | 70 14 -13.3 -4.8 1 925 777 205 8 3.4 7.3 | 116 13 -12.0 5.9 2 910 914 210 10 5.0 8.7 | 125 13 -10.3 7.3 3 850 1504 210 4 2.0 3.5 | 99 14 -13.3 2.1 4 789 2134 185 9 0.8 9.0 | 118 16 -14.6 7.6 5 761 2438 200 10 3.4 9.4 | 124 14 -11.9 8.0 6 734 2743 205 14 5.9 12.7 | 140 15 -9.4 11.3 7 700 3141 190 14 2.4 13.8 | 134 18 -12.9 12.4 8 682 3353 190 13 2.3 12.8 | 131 17 -13.1 11.4 9 656 3658 235 20 16.4 11.5 | 186 10 1.0 10.1 10 609 4267 235 23 18.8 13.2 | 197 12 3.5 11.8 11 586 4572 220 28 18.0 21.4 | 188 20 2.7 20.1 12 564 4877 245 37 33.5 15.6 | 232 23 18.2 14.3 13 500 5850 250 33 31.0 11.3 | 238 19 15.7 9.9 14 484 6096 250 36 33.8 12.3 | 239 21 18.5 10.9 15 430 7010 275 39 38.9 -3.4 | 281 24 23.5 -4.8 16 400 7560 270 44 44.0 -0.0 | 273 29 28.7 -1.4 17 365 8230 270 49 49.0 -0.0 | 272 34 33.7 -1.4 18 336 8839 265 51 50.8 4.4 | 265 36 35.5 3.1 19 300 9670 275 53 52.8 -4.6 | 279 38 37.5 -6.0 20 250 10940 285 56 54.1 -14.5 | 292 42 38.8 -15.9 21 238 11278 290 56 52.6 -19.2 | 299 43 37.3 -20.5 22 200 12420 285 64 61.8 -16.6 | 291 50 46.5 -17.9 23 150 14210 285 74 71.5 -19.2 | 290 60 56.1 -20.5 24 140 14630 285 76 73.4 -19.7 | 290 62 58.1 -21.0 25 125 15282 265 79 78.7 6.9 | 265 64 63.4 5.5 26 119 15545 265 79 78.7 6.9 | 265 64 63.4 5.5 27 100 16550 250 69 64.8 23.6 | 246 54 49.5 22.2 28 96 16764 250 69 64.8 23.6 | 246 54 49.5 22.2 29 87 17374 240 55 47.6 27.5 | 231 42 32.3 26.1 30 82 17678 225 19 13.4 13.4 | 171 12 -1.9 12.1 31 78 17983 245 13 11.8 5.5 | 139 5 -3.6 4.1 32 70 18593 325 19 10.9 -15.6 | 15 18 -4.4 -16.9 33 70 18630 320 20 12.9 -15.3 | 8 17 -2.5 -16.7 34 68 18798 305 18 14.7 -10.3 | 3 12 -0.6 -11.7 35 67 18898 320 20 12.9 -15.3 | 8 17 -2.5 -16.7 36 64 19202 270 22 22.0 -0.0 | 282 7 6.7 -1.4 37 60 19507 250 20 18.8 6.8 | 212 6 3.5 5.5 38 57 19812 270 17 17.0 -0.0 | 310 2 1.7 -1.4 39 50 20620 215 8 4.6 6.6 | 116 12 -10.7 5.2 40 49 20726 200 11 3.8 10.3 | 128 15 -11.6 9.0 41 47 21031 145 3 -1.7 2.5 | 94 17 -17.1 1.1 42 45 21336 35 15 -8.6 -12.3 | 60 28 -23.9 -13.7 43 42 21641 360 11 -0.0 -11.0 | 51 20 -15.3 -12.4 44 39 22250 335 6 2.5 -5.4 | 62 15 -12.8 -6.8 45 37 22555 20 16 -5.5 -15.0 | 52 26 -20.8 -16.4 46 33 23165 5 17 -1.5 -16.9 | 43 25 -16.8 -18.3 47 32 23470 15 12 -3.1 -11.6 | 55 23 -18.4 -13.0 48 30 23820 175 12 -1.0 12.0 | 123 20 -16.4 10.6 49 28 24079 140 2 -1.3 1.5 | 91 17 -16.6 0.2 50 26 24384 175 12 -1.0 12.0 | 123 20 -16.4 10.6 51 24 24689 135 11 -7.8 7.8 | 105 24 -23.1 6.4 52 22 24994 120 11 -9.5 5.5 | 99 25 -24.9 4.1 53 21 25298 80 12 -11.8 -2.1 | 83 27 -27.2 -3.5 54 19 25603 40 19 -12.2 -14.6 | 60 32 -27.6 -15.9 55 17 26213 55 15 -12.3 -8.6 | 70 29 -27.6 -10.0 56 15 26518 55 8 -6.6 -4.6 | 75 23 -21.9 -6.0 Wind Parameters Mean winds (0-6000m): 234.9 at 20.5 knts Storm direction: 264.9 at 15.4 knts Shear (0-3000m) pos: 2.1 neg: 2.5 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 94.4 deg Storm rel helicity (0-3000m) pos: 101.6 neg: -26.8 tot: 74.9 m^2/s^2 ave: 25.0 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.24 Bulk Shear: 24.22 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 ------------------------------------------------------------------------------- 500 214 8 115 12| 0.0 11.3 11.3| 30.4 -3.4 27.0 53.9 0.62| 15.8 9.8 1000 212 7 111 12| 0.0 3.8 3.8| 31.1 -17.0 14.2 14.2 0.29| 10.1 3.0 1500 206 7 111 13| 0.0 4.1 4.1| 45.4 -17.0 28.4 18.9 0.39| 8.3 3.3 2000 202 8 114 14| 1.1 3.1 4.1| 60.6 -17.0 43.6 21.8 0.46| 7.4 3.4 2500 201 9 119 14| 0.8 3.1 3.9| 69.3 -22.7 46.6 18.6 0.42| 7.0 2.9 3000 201 10 123 14| 2.1 2.5 4.7|101.6 -26.8 74.9 25.0 0.48| 7.7 3.7 4000 215 13 140 12| 2.4 3.0 5.4|120.0 -37.8 82.2 20.5 0.42| 7.8 3.3 5000 227 17 166 11| 3.4 2.4 5.8|221.1 -37.8 183.3 36.7 0.54| 8.4 4.5 6000 235 21 188 11| 3.5 2.0 5.5|275.3 -37.8 237.5 39.6 0.57| 8.0 4.6 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20250428.12.gif