UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 23 APR 25 Station: SBFI WMO ident: 83827 Latitude: -25.52 Longitude: -54.58 Elevation: 243.00 ------------------------------------------------------------------------------- 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 106 SFC 985 243 21.8 21.1 96 0.7 21.3 100 1 296.2 299.1 295.0 342.9 16.20 2 979 296 24.0 19.3 75 4.7 20.7 139 3 299.0 301.6 294.6 341.3 14.54 3 973 349 24.2 19.3 74 4.9 20.8 149 3 299.7 302.4 294.9 342.4 14.63 4 948 575 23.2 17.2 69 6.0 19.1 172 3 300.9 303.3 294.2 339.5 13.13 5 942 630 22.6 17.9 75 4.7 19.4 172 3 300.8 303.4 294.7 341.5 13.83 6 925 787 21.8 13.8 60 8.0 16.5 150 2 301.6 303.6 292.6 333.4 10.78 7 909 938 20.6 14.6 68 6.0 16.6 56 3 301.9 304.0 293.3 336.0 11.57 8 891 1111 20.6 4.6 35 16.0 11.4 97 3 303.6 304.7 289.2 321.6 5.97 9 850 1516 17.8 -1.2 27 19.0 8.0 195 2 304.8 305.6 287.9 317.5 4.12 10 811 1916 15.4 -5.6 23 21.0 5.4 185 8 306.4 306.9 287.5 316.1 3.10 11 729 2809 8.8 4.4 74 4.4 6.3 197 17 308.6 310.0 291.9 330.7 7.21 12 712 3004 8.4 -2.6 46 11.0 2.9 187 15 310.3 311.1 290.0 324.2 4.44 13 700 3145 9.6 -15.4 15 25.0 -0.2 215 6 313.1 313.4 288.3 318.6 1.65 14 696 3193 9.8 -20.2 10 30.0 -0.9 219 7 313.9 314.1 287.9 317.6 1.10 15 652 3733 6.4 -3.6 49 10.0 1.4 256 20 315.9 316.8 291.8 330.3 4.50 16 600 4410 1.6 -5.4 60 7.0 -1.8 263 19 318.0 318.8 292.2 331.7 4.26 17 572 4794 -0.9 -7.9 59 7.0 -4.1 270 22 319.4 320.1 292.1 331.5 3.69 18 562 4935 -1.3 -10.3 50 9.0 -5.2 273 24 320.6 321.2 291.9 330.8 3.11 19 534 5342 -2.9 -8.9 63 6.0 -5.6 256 21 323.4 324.1 293.2 335.5 3.65 20 500 5860 -6.9 -8.9 86 2.0 -7.8 270 29 324.6 325.4 293.7 337.6 3.90 21 467 6387 -10.3 -10.3 100 0.0 -10.3 274 33 326.8 327.5 294.1 339.4 3.74 22 426 7088 -14.3 -17.0 80 2.7 -15.2 272 39 330.4 330.9 294.0 338.6 2.37 23 400 7560 -18.3 -18.4 99 0.1 -18.3 270 43 331.2 331.7 294.1 339.0 2.24 24 391 7730 -19.5 -19.8 97 0.3 -19.6 270 42 331.8 332.2 294.0 338.9 2.03 25 362 8303 -22.1 -26.3 69 4.2 -23.1 270 40 335.7 336.0 294.4 340.2 1.23 26 302 9613 -32.7 -33.1 96 0.4 -32.8 275 48 338.6 338.8 294.7 341.6 0.78 27 300 9660 -32.9 -33.3 96 0.4 -33.0 275 48 339.0 339.2 294.8 341.9 0.77 28 250 10910 -42.1 -46.1 65 4.0 -42.4 275 72 343.5 343.5 295.4 344.5 0.24 29 241 11156 -44.3 -49.0 59 4.7 -44.6 275 74 343.8 343.8 295.4 344.5 0.18 30 238 11240 -44.7 -52.7 40 8.0 -45.1 275 75 344.4 344.4 295.5 344.9 0.12 31 220 11760 -48.7 -53.7 56 5.0 -48.9 275 81 346.1 346.1 295.8 346.6 0.12 32 210 12064 -50.3 -62.3 23 12.0 -50.7 275 84 348.2 348.2 296.3 348.4 0.04 33 200 12380 -53.1 -62.1 33 9.0 -53.4 275 87 348.7 348.7 296.4 348.9 0.04 34 181 13018 -58.5 -65.0 43 6.5 -58.6 275 90 350.0 350.0 296.7 350.1 0.03 35 177 13159 -59.7 -65.7 45 6.0 -59.8 275 90 350.2 350.3 296.7 350.4 0.03 36 171 13375 -61.1 -70.1 29 9.0 -61.2 277 88 351.4 351.4 297.0 351.5 0.02 37 150 14180 -67.1 -75.1 31 8.0 -67.2 285 80 354.5 354.5 297.6 354.5 0.01 38 112 15881 -81.5 -85.7 49 4.2 -81.5 275 76 358.5 358.5 298.4 358.5 0.00 39 101 16464 -79.9 -84.4 47 4.5 -79.9 284 61 372.3 372.3 300.9 372.3 0.00 40 100 16520 -79.9 -84.8 44 4.9 -79.9 285 60 373.4 373.4 301.1 373.4 0.00 41 87 17319 -72.9 -85.9 12 13.0 -72.9 262 54 402.6 402.6 305.6 402.6 0.00 42 80 17807 -74.5 -86.5 14 12.0 -74.6 266 22 409.1 409.1 306.4 409.1 0.00 43 70 18590 -70.3 -85.3 9 15.0 -70.4 310 25 434.0 434.0 309.3 434.0 0.00 44 56 19934 -66.7 -83.7 7 17.0 -66.9 206 11 470.8 470.8 312.7 470.8 0.01 45 50 20630 -61.5 -81.5 5 20.0 -62.0 205 15 498.6 498.6 314.8 498.6 0.01 46 48 20883 -60.1 -81.1 5 21.0 -60.7 214 13 507.7 507.7 315.5 507.8 0.01 47 42 21712 -61.3 -83.3 4 22.0 -61.9 81 2 524.5 524.5 316.6 524.6 0.01 48 38 22338 -56.9 -81.9 3 25.0 -57.9 130 9 551.0 551.0 318.2 551.1 0.01 49 30 23840 -54.9 -84.9 1 30.0 -56.5 45 5 595.0 595.0 320.4 595.0 0.01 50 26 24762 -51.7 -83.7 1 32.0 -54.2 110 3 628.9 628.9 321.9 629.0 0.01 TRP 112 15881 -81.5 -85.7 49 4.2 -81.5 275 76 358.5 358.5 298.4 358.5 0.00 WND 181 13018 -58.5 -65.0 43 6.5 -58.6 275 90 350.0 350.0 296.7 350.1 0.03 Sounding variables and indices 1000-500 mb thick: 5754.00 m Freezing level: 582.08 mb = 4655.38 m = 15273.37 ft Wetbulb zero: 700.61 mb = 3137.73 m = 10294.27 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 50.94 % Est. max temperature: 30.92 C = 87.66 F Sfc-Lift cond lev (LCL): 975.31 mb = 328.65 m = 1078.25 ft T: 24.12 C 700-500 lapse rate: 6.08 C/km ThetaE index: 19.96 C Layer 891.0- 729.0 mb Conv cond level (CCL): 773.04 mb = 2317.42 m = 7602.98 ft Mean mixing ratio: 11.81 g/kg Conv temperature: 32.92 C = 91.26 F Cap Strength: 3.65 C Lifted Index: 1.58 C Risk: Showers probable Lifted Index @300 mb: 3.64 C Lifted Index @700 mb: 3.19 C Showalter Index: 10.95 C Risk: None Total Totals Index: 30.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 5.70 C K Index: -1.50 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 4.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.61 J/kg Max Up Vert Vel: 5.76 m/s Conv Inhibition (B-): 20891.02 J/kg Cap Strength: 3.65 C Lift Cond Lev (LCL): 844.25 mb = 1573.77 m = 5163.24 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 276 at 11 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 ---------------------------------------------------------- 0 985 243 100 1 -1.0 0.2 | 97 12 -12.2 1.4 1 978 305 145 3 -1.7 2.5 | 106 13 -12.9 3.7 2 944 610 175 3 -0.3 3.0 | 110 12 -11.5 4.3 3 925 787 150 2 -1.0 1.7 | 104 13 -12.2 3.0 4 911 914 50 3 -2.3 -1.9 | 87 14 -13.5 -0.7 5 850 1516 195 2 0.5 1.9 | 107 11 -10.7 3.2 6 790 2134 180 12 0.0 12.0 | 140 17 -11.2 13.3 7 762 2438 185 19 1.7 18.9 | 155 22 -9.6 20.2 8 734 2743 200 18 6.2 16.9 | 164 19 -5.1 18.2 9 708 3048 185 15 1.3 14.9 | 149 19 -9.9 16.2 10 700 3145 215 6 3.4 4.9 | 129 10 -7.8 6.2 11 657 3658 255 20 19.3 5.2 | 232 10 8.1 6.4 12 609 4267 265 19 18.9 1.7 | 249 8 7.7 2.9 13 587 4572 260 18 17.7 3.1 | 236 8 6.5 4.4 14 565 4877 275 24 23.9 -2.1 | 274 13 12.7 -0.8 15 524 5486 250 20 18.8 6.8 | 223 11 7.6 8.1 16 500 5860 270 29 29.0 -0.0 | 266 18 17.8 1.3 17 485 6096 275 31 30.9 -2.7 | 274 20 19.7 -1.4 18 400 7560 270 43 43.0 -0.0 | 268 32 31.8 1.3 19 365 8230 270 39 39.0 -0.0 | 267 28 27.8 1.3 20 322 9144 275 47 46.8 -4.1 | 275 36 35.6 -2.8 21 300 9660 275 48 47.8 -4.2 | 275 37 36.6 -2.9 22 296 9754 275 46 45.8 -4.0 | 275 35 34.6 -2.7 23 271 10363 270 69 69.0 -0.0 | 269 58 57.8 1.3 24 250 10910 275 72 71.7 -6.3 | 275 61 60.5 -5.0 25 200 12380 275 87 86.7 -7.6 | 275 76 75.5 -6.3 26 181 13018 275 90 89.7 -7.8 | 275 79 78.4 -6.6 27 178 13106 275 90 89.7 -7.8 | 275 79 78.4 -6.6 28 150 14180 285 80 77.3 -20.7 | 286 69 66.1 -19.4 29 139 14630 285 79 76.3 -20.4 | 286 68 65.1 -19.2 30 113 15850 275 80 79.7 -7.0 | 275 69 68.5 -5.7 31 112 15881 275 76 75.7 -6.6 | 275 65 64.5 -5.4 32 100 16520 285 60 58.0 -15.5 | 287 49 46.7 -14.3 33 96 16764 285 60 58.0 -15.5 | 287 49 46.7 -14.3 34 86 17374 260 54 53.2 9.4 | 256 43 42.0 10.6 35 82 17678 250 23 21.6 7.9 | 229 14 10.4 9.1 36 78 17983 285 21 20.3 -5.4 | 295 10 9.1 -4.2 37 70 18590 310 25 19.2 -16.1 | 332 17 7.9 -14.8 38 70 18593 290 31 29.1 -10.6 | 298 20 17.9 -9.3 39 67 18898 315 27 19.1 -19.1 | 336 19 7.9 -17.8 40 63 19202 305 25 20.5 -14.3 | 325 16 9.3 -13.1 41 60 19507 215 18 10.3 14.7 | 177 16 -0.9 16.0 42 57 19812 185 11 1.0 11.0 | 140 16 -10.2 12.2 43 54 20117 235 10 8.2 5.7 | 157 8 -3.0 7.0 44 52 20422 210 11 5.5 9.5 | 152 12 -5.7 10.8 45 50 20630 205 15 6.3 13.6 | 162 16 -4.9 14.9 46 49 20726 225 11 7.8 7.8 | 159 10 -3.4 9.1 47 47 21031 205 15 6.3 13.6 | 162 16 -4.9 14.9 48 43 21641 75 1 -1.0 -0.3 | 95 12 -12.2 1.0 49 37 22555 145 11 -6.3 9.0 | 120 20 -17.5 10.3 50 35 22860 85 17 -16.9 -1.5 | 90 28 -28.1 -0.2 51 32 23470 45 13 -9.2 -9.2 | 69 22 -20.4 -7.9 52 30 23840 45 5 -3.5 -3.5 | 81 15 -14.7 -2.3 53 26 24384 110 2 -1.9 0.7 | 98 13 -13.1 2.0 54 24 24689 115 11 -10.0 4.6 | 106 22 -21.2 5.9 55 22 24994 100 14 -13.8 2.4 | 98 25 -25.0 3.7 Wind Parameters Mean winds (0-6000m): 246.5 at 15.0 knts Storm direction: 276.5 at 11.3 knts Shear (0-3000m) pos: 1.5 neg: 1.5 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 48.4 deg Storm rel helicity (0-3000m) pos: 103.4 neg: -59.6 tot: 43.9 m^2/s^2 ave: 14.6 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.55 Bulk Shear: 30.34 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 ------------------------------------------------------------------------------- 500 160 3 108 13| 1.9 0.0 1.9| 9.7 -3.1 6.7 13.4 0.43| 4.7 2.0 1000 132 3 103 14| 1.0 0.6 1.5| 21.7 -17.0 4.7 4.7 0.11| 6.3 0.7 1500 154 3 107 13| 2.3 0.4 2.6| 35.8 -17.0 18.8 12.5 0.32| 6.2 2.0 2000 172 5 116 13| 1.7 2.2 3.9| 59.9 -17.0 42.9 21.5 0.43| 7.0 3.0 2500 181 7 128 14| 2.5 1.8 4.2| 96.8 -17.0 79.8 31.9 0.50| 7.5 3.8 3000 186 8 133 14| 1.5 1.5 2.9|103.4 -59.6 43.9 14.6 0.20| 9.4 1.9 4000 216 11 154 11| 2.9 1.1 4.0|142.9 -59.6 83.4 20.8 0.38| 9.3 3.5 5000 236 13 176 8| 2.6 1.2 3.8|157.4 -80.0 77.4 15.5 0.30| 8.9 2.7 6000 246 15 200 8| 3.2 1.0 4.2|207.3 -90.6 116.7 19.5 0.33| 9.1 3.0 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20250423.00.gif