UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110412.upa.cvt Date: 1200Z 4 NOV 25 Searching for SBLO... Searching the city database file for: SBLO ... Date:1200Z 4 NOV 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 107 SFC 950 569 24.0 19.9 78 4.1 21.1 120 4 301.5 304.4 296.1 347.4 15.58 2 925 789 20.4 18.3 88 2.1 18.9 75 3 300.2 302.8 294.9 342.5 14.46 3 920 836 20.0 18.0 88 2.0 18.7 60 7 300.2 302.8 294.8 342.0 14.26 4 906 969 21.6 18.1 80 3.5 19.2 31 15 303.2 305.9 295.8 346.4 14.58 5 850 1522 18.2 17.4 95 0.8 17.7 345 15 305.2 308.0 296.5 349.7 14.87 6 822 1809 16.4 16.4 100 0.0 16.4 336 14 306.2 308.9 296.5 349.5 14.42 7 736 2742 10.2 9.4 95 0.8 9.7 310 21 309.3 311.2 294.4 340.2 10.12 8 700 3159 8.6 -4.4 39 13.0 2.2 300 26 312.0 312.8 290.1 324.5 3.94 9 687 3314 8.6 -11.4 23 20.0 0.1 303 24 313.7 314.1 289.1 321.3 2.33 10 678 3422 7.6 -2.4 49 10.0 2.5 305 22 313.8 314.7 291.3 328.7 4.73 11 660 3643 5.8 -3.2 52 9.0 1.3 309 19 314.1 315.0 291.3 328.7 4.58 12 650 3768 6.0 -21.0 12 27.0 -3.3 311 17 315.8 316.0 288.6 319.5 1.10 13 638 3920 5.2 -28.8 6 34.0 -4.6 314 15 316.5 316.6 288.2 318.5 0.56 14 518 5584 -6.1 -45.1 3 39.0 -13.0 241 26 322.3 322.4 289.6 322.8 0.13 15 500 5860 -7.5 -46.5 3 39.0 -14.0 235 31 323.9 323.9 290.1 324.3 0.12 16 480 6175 -9.1 -44.1 4 35.0 -15.2 233 32 325.7 325.8 290.7 326.3 0.16 17 400 7550 -20.3 -43.3 11 23.0 -23.5 245 35 328.6 328.6 291.5 329.4 0.21 18 300 9610 -38.3 -53.3 19 15.0 -39.2 245 54 331.4 331.4 292.2 331.7 0.09 19 299 9633 -38.7 -53.7 19 15.0 -39.5 245 54 331.1 331.2 292.1 331.5 0.09 20 250 10840 -44.1 -67.1 6 23.0 -44.8 260 83 340.5 340.5 294.4 340.6 0.02 21 240 11114 -44.7 -69.0 5 24.2 -45.4 265 93 343.5 343.5 295.2 343.6 0.01 22 226 11516 -45.7 -71.7 4 26.0 -46.4 265 82 348.0 348.0 296.2 348.1 0.01 23 200 12320 -51.7 -72.7 6 21.0 -52.1 270 91 350.9 350.9 296.8 350.9 0.01 24 164 13580 -61.3 -77.3 10 16.0 -61.4 277 85 355.3 355.3 297.8 355.3 0.01 25 150 14130 -64.1 -80.1 9 16.0 -64.2 265 82 359.7 359.7 298.7 359.7 0.00 26 100 16540 -76.3 -86.3 19 10.0 -76.3 265 56 380.3 380.3 302.3 380.3 0.00 27 97 16715 -76.9 -86.9 19 10.0 -76.9 265 53 382.5 382.5 302.6 382.5 0.00 28 93 16960 -73.1 -86.1 12 13.0 -73.2 256 52 394.6 394.6 304.5 394.6 0.00 29 79 17923 -70.5 -87.5 6 17.0 -70.6 241 28 418.8 418.8 307.6 418.8 0.00 30 70 18640 -71.1 -89.1 5 18.0 -71.2 320 5 432.3 432.3 309.1 432.3 0.00 31 66 18987 -71.9 -89.9 5 18.0 -72.0 324 16 437.9 437.9 309.7 437.9 0.00 32 60 19555 -66.5 -89.5 3 23.0 -66.7 281 15 462.0 462.0 312.0 462.1 0.00 33 50 20650 -69.1 -91.1 3 22.0 -69.3 285 14 480.7 480.7 313.5 480.7 0.00 34 38 22330 -59.3 -87.3 1 28.0 -60.1 303 7 544.9 544.9 317.8 544.9 0.01 35 35 22843 -60.7 -87.7 2 27.0 -61.4 356 10 554.2 554.2 318.3 554.2 0.01 36 30 23810 -57.5 -86.5 1 29.0 -58.7 265 10 587.9 587.9 320.0 587.9 0.01 37 28 24248 -54.7 -85.7 1 31.0 -56.4 286 10 607.4 607.4 320.9 607.4 0.01 38 24 25228 -57.7 -86.7 1 29.0 -59.2 297 3 626.0 626.0 321.7 626.1 0.01 39 21 26070 -57.5 -86.5 1 29.0 -59.2 356 8 651.0 651.0 322.7 651.1 0.01 40 20 26380 -55.3 -85.3 1 30.0 -57.5 20 10 666.9 666.9 323.3 667.0 0.01 41 18 27055 -53.3 -84.3 1 31.0 -56.1 20 10 693.6 693.6 324.2 693.8 0.02 TRP 97 16715 -76.9 -86.9 19 10.0 -76.9 265 53 382.5 382.5 302.6 382.5 0.00 WND 240 11114 -44.7 -69.0 5 24.2 -45.4 265 93 343.5 343.5 295.2 343.6 0.01 Sounding variables and indices 1000-500 mb thick: 5753.00 m Freezing level: 582.78 mb = 4685.67 m = 15372.75 ft Wetbulb zero: 657.23 mb = 3677.28 m = 12064.41 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 48.50 % Est. max temperature: 29.39 C = 84.90 F Sfc-Lift cond lev (LCL): 894.85 mb = 1076.57 m = 3532.00 ft T: 20.94 C 700-500 lapse rate: 5.96 C/km ThetaE index: 28.41 C Layer 822.0- 678.0 mb Conv cond level (CCL): 829.44 mb = 1731.67 m = 5681.26 ft Mean mixing ratio: 14.73 g/kg Conv temperature: 28.36 C = 83.06 F Cap Strength: 1.65 C Lifted Index: -3.30 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -8.03 C Lifted Index @700 mb: -1.03 C Showalter Index: -4.41 C Risk: Severe thunderstorms possible Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 24.90 C K Index: 30.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 301.80 Risk: Showers and thunderstorms possible Energy Index: -4.90 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1407.89 J/kg Max Up Vert Vel: 53.06 m/s Conv Inhibition (B-): 35.09 J/kg Cap Strength: 1.65 C Lift Cond Lev (LCL): 867.16 mb = 1348.88 m = 4425.41 ft Lev Free Conv (LFC): 782.16 mb = 2228.17 m = 7310.18 ft Equ Level (EL): 232.16 mb = 11335.90 m = 37190.81 ft B at Equ Level: 1403.23 J/kg Max Parcel Lev (MPL): 112.16 mb = 15858.02 m = 52027.00 ft Wind level data Storm motion: 311 at 14 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 ---------------------------------------------------------- 0 950 569 120 4 -3.5 2.0 | 129 18 -14.0 11.3 1 925 789 75 3 -2.9 -0.8 | 122 16 -13.4 8.5 2 912 914 35 15 -8.6 -12.3 | 81 19 -19.1 -3.0 3 850 1522 345 15 3.9 -14.5 | 52 8 -6.6 -5.2 4 850 1524 350 15 2.6 -14.8 | 55 10 -7.9 -5.5 5 791 2134 320 13 8.4 -10.0 | 72 2 -2.2 -0.7 6 762 2438 320 17 10.9 -13.0 | 354 4 0.4 -3.8 7 709 3048 300 26 22.5 -13.0 | 287 13 12.0 -3.7 8 700 3159 300 26 22.5 -13.0 | 287 13 12.0 -3.7 9 633 3962 315 14 9.9 -9.9 | 44 1 -0.6 -0.6 10 610 4267 300 12 10.4 -6.0 | 178 3 -0.1 3.3 11 565 4877 255 12 11.6 3.1 | 185 12 1.1 12.4 12 500 5860 235 31 25.4 17.8 | 209 31 14.9 27.0 13 485 6096 235 32 26.2 18.4 | 210 32 15.7 27.6 14 447 6706 220 32 20.6 24.5 | 197 35 10.0 33.8 15 400 7550 245 35 31.7 14.8 | 221 32 21.2 24.0 16 396 7620 245 35 31.7 14.8 | 221 32 21.2 24.0 17 364 8230 240 39 33.8 19.5 | 219 37 23.3 28.8 18 334 8839 235 50 41.0 28.7 | 219 49 30.4 37.9 19 300 9610 245 54 48.9 22.8 | 230 50 38.4 32.1 20 256 10668 250 62 58.3 21.2 | 237 57 47.7 30.5 21 250 10840 260 83 81.7 14.4 | 252 75 71.2 23.7 22 240 11114 265 93 92.6 8.1 | 258 84 82.1 17.4 23 234 11278 265 93 92.6 8.1 | 258 84 82.1 17.4 24 224 11582 265 79 78.7 6.9 | 257 70 68.2 16.1 25 200 12320 270 91 91.0 -0.0 | 263 81 80.5 9.3 26 194 12497 270 92 92.0 -0.0 | 264 82 81.5 9.3 27 153 14021 280 82 80.8 -14.2 | 274 70 70.2 -5.0 28 150 14130 265 82 81.7 7.1 | 257 73 71.2 16.4 29 131 14935 265 72 71.7 6.3 | 256 63 61.2 15.5 30 118 15545 275 72 71.7 -6.3 | 267 61 61.2 3.0 31 107 16154 255 64 61.8 16.6 | 243 57 51.3 25.8 32 100 16540 265 56 55.8 4.9 | 253 47 45.3 14.1 33 97 16715 265 53 52.8 4.6 | 252 44 42.3 13.9 34 96 16764 265 56 55.8 4.9 | 253 47 45.3 14.1 35 82 17678 225 38 26.9 26.9 | 204 40 16.3 36.1 36 78 17983 245 26 23.6 11.0 | 213 24 13.0 20.2 37 74 18288 225 13 9.2 9.2 | 176 18 -1.3 18.4 38 70 18640 320 5 3.2 -3.8 | 127 9 -7.3 5.4 39 67 18898 330 13 6.5 -11.3 | 64 4 -4.0 -2.0 40 64 19202 310 22 16.9 -14.1 | 308 8 6.3 -4.9 41 61 19507 285 16 15.5 -4.1 | 224 7 4.9 5.1 42 58 19812 260 10 9.8 1.7 | 176 11 -0.7 11.0 43 55 20117 180 3 0.0 3.0 | 139 16 -10.5 12.3 44 52 20422 50 11 -8.4 -7.1 | 97 19 -18.9 2.2 45 50 20650 285 14 13.5 -3.6 | 208 6 3.0 5.6 46 49 20726 20 12 -4.1 -11.3 | 82 15 -14.6 -2.0 47 47 21031 295 15 13.6 -6.3 | 226 4 3.1 2.9 48 43 21641 325 16 9.2 -13.1 | 19 4 -1.3 -3.8 49 41 21946 300 18 15.6 -9.0 | 267 5 5.1 0.3 50 39 22250 255 10 9.7 2.6 | 176 12 -0.9 11.8 51 37 22555 45 1 -0.7 -0.7 | 127 14 -11.2 8.5 52 35 22860 355 10 0.9 -10.0 | 86 10 -9.6 -0.7 53 33 23165 315 11 7.8 -7.8 | 118 3 -2.7 1.5 54 32 23470 305 13 10.6 -7.5 | 184 2 0.1 1.8 55 30 23774 270 17 17.0 -0.0 | 215 11 6.5 9.3 56 30 23810 265 10 10.0 0.9 | 177 10 -0.6 10.1 57 29 24079 250 11 10.3 3.8 | 179 13 -0.2 13.0 58 27 24384 315 10 7.1 -7.1 | 122 4 -3.5 2.2 59 24 25298 295 2 1.8 -0.8 | 134 12 -8.7 8.4 60 20 26380 20 10 -3.4 -9.4 | 89 14 -13.9 -0.1 61 18 26822 20 10 -3.4 -9.4 | 89 14 -13.9 -0.1 62 16 27127 340 18 6.2 -16.9 | 30 9 -4.4 -7.7 Wind Parameters Mean winds (0-6000m): 281.3 at 18.7 knts Storm direction: 311.3 at 14.0 knts Shear (0-3000m) pos: 1.2 neg: 5.1 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 170.1 deg Storm rel helicity (0-3000m) pos: 5.2 neg: -111.6 tot: -106.4 m^2/s^2 ave: -35.5 10^-3 m/s^2 rel: -0.52 Storm rel vorticity (0-3000m) horiz: 9.8 stream: -5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 18.25 Bulk Shear: 77.16 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 44 8 101 17| 0.0 16.5 16.5| 0.0 -78.6 -78.6 -157.1 -0.89| 19.6-17.5 1000 16 12 82 14| 0.0 9.2 9.2| 0.0 -94.4 -94.4 -94.4 -0.77| 14.5-11.1 1500 360 12 73 11| 0.0 5.8 5.8| 0.7 -94.8 -94.1 -62.7 -0.61| 11.8 -7.2 2000 347 13 64 8| 0.0 5.9 5.9| 0.7 -99.1 -98.3 -49.2 -0.64| 10.6 -6.7 2500 333 15 41 6| 0.0 6.2 6.2| 0.7-111.6-110.9 -44.4 -0.63| 10.4 -6.5 3000 325 17 13 4| 1.2 5.1 6.3| 5.2-111.6-106.4 -35.5 -0.52| 9.8 -5.1 4000 319 16 2 3| 1.7 3.7 5.4| 8.4-111.6-103.2 -25.8 -0.33| 9.3 -3.0 5000 305 16 270 3| 1.3 3.9 5.3| 36.2-114.1 -77.9 -15.6 -0.20| 9.4 -1.9 6000 281 19 234 10| 1.1 3.5 4.7| 41.1-165.8-124.8 -20.8 -0.22| 9.0 -2.0 Wrote GIF file: /home/apache/climate/data/raob//SBLO/skewt/SBLO.skewt.20251104.12.gif