UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 9 OCT 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 176 200 4 SFC 993 243 15.6 14.8 95 0.8 15.1 200 4 289.3 291.2 288.5 319.4 10.71 2 930 793 14.4 12.8 90 1.6 13.4 97 14 293.6 295.4 289.5 322.3 10.03 3 925 838 14.0 12.7 92 1.3 13.2 100 12 293.6 295.4 289.5 322.3 10.02 4 850 1546 9.4 9.3 99 0.1 9.3 40 18 296.0 297.6 289.1 321.1 8.68 5 834 1704 8.8 8.8 100 0.0 8.8 23 26 297.0 298.5 289.3 321.8 8.55 6 809 1957 9.4 9.4 100 0.0 9.4 2 26 300.2 301.9 290.9 327.3 9.19 7 700 3154 5.6 5.5 99 0.1 5.5 315 11 308.7 310.2 292.7 333.5 8.12 8 692 3248 5.2 4.9 98 0.3 5.0 316 11 309.3 310.7 292.6 333.4 7.88 9 671 3499 3.8 3.8 100 0.0 3.8 318 13 310.4 311.8 292.7 333.6 7.51 10 607 4306 -0.9 -2.8 87 1.9 -1.9 323 17 314.0 315.0 291.8 330.3 5.13 11 602 4372 -1.1 -4.2 79 3.1 -2.6 316 19 314.5 315.4 291.5 329.3 4.66 12 593 4492 0.0 -24.0 14 24.0 -7.3 304 22 317.2 317.4 288.9 320.4 0.93 13 588 4560 0.0 -27.0 11 27.0 -7.7 298 24 318.0 318.1 288.9 320.4 0.71 14 527 5429 -4.7 -44.7 3 40.0 -12.1 272 31 322.4 322.4 289.6 322.9 0.14 15 500 5840 -8.3 -39.3 6 31.0 -14.3 270 35 322.9 323.0 289.9 323.9 0.25 16 457 6533 -13.9 -35.9 14 22.0 -18.1 273 45 324.3 324.4 290.5 325.8 0.39 17 400 7530 -23.5 -28.5 63 5.0 -24.5 285 47 324.4 324.6 291.0 327.7 0.91 18 390 7714 -25.1 -28.2 75 3.1 -25.7 285 49 324.7 324.9 291.2 328.1 0.96 19 367 8152 -27.5 -28.2 94 0.7 -27.6 285 54 327.2 327.4 291.9 330.8 1.02 20 361 8270 -27.1 -34.1 51 7.0 -28.2 285 56 329.3 329.4 292.1 331.5 0.59 21 337 8762 -29.1 -50.1 11 21.0 -31.0 281 74 333.1 333.1 292.7 333.6 0.12 22 309 9374 -34.1 -48.1 23 14.0 -35.3 280 78 334.5 334.5 293.1 335.1 0.16 23 300 9580 -34.7 -57.7 8 23.0 -36.1 280 78 336.5 336.5 293.5 336.7 0.05 24 296 9674 -34.9 -59.9 6 25.0 -36.3 280 79 337.5 337.5 293.7 337.6 0.04 25 294 9721 -34.9 -60.9 5 26.0 -36.3 280 79 338.1 338.1 293.9 338.3 0.04 26 263 10488 -40.5 -58.5 13 18.0 -41.4 280 87 340.9 340.9 294.6 341.1 0.05 27 252 10776 -43.3 -52.3 36 9.0 -43.8 280 90 340.9 340.9 294.7 341.4 0.12 28 250 10830 -43.7 -55.7 25 12.0 -44.3 280 91 341.1 341.1 294.7 341.4 0.08 29 242 11049 -45.1 -61.1 15 16.0 -45.7 279 92 342.2 342.2 294.9 342.4 0.04 30 231 11359 -47.9 -59.9 24 12.0 -48.3 278 93 342.5 342.5 295.0 342.7 0.05 31 200 12300 -54.5 -66.5 21 12.0 -54.7 275 97 346.5 346.5 295.8 346.6 0.02 32 186 12758 -57.9 -71.9 15 14.0 -58.1 275 98 348.2 348.2 296.3 348.3 0.01 33 173 13208 -61.3 -77.3 10 16.0 -61.4 274 94 349.9 349.9 296.6 349.9 0.01 34 161 13653 -59.5 -79.5 6 20.0 -59.7 271 74 360.2 360.2 298.7 360.2 0.00 35 150 14090 -62.7 -80.7 7 18.0 -62.9 280 67 362.1 362.1 299.1 362.1 0.00 36 133 14825 -68.1 -82.1 12 14.0 -68.2 267 66 365.1 365.1 299.7 365.1 0.00 37 109 16011 -72.3 -85.3 12 13.0 -72.3 260 50 378.6 378.6 302.0 378.6 0.00 38 101 16461 -71.9 -85.9 11 14.0 -71.9 242 43 387.7 387.7 303.5 387.7 0.00 39 100 16520 -71.9 -85.9 11 14.0 -71.9 240 42 388.8 388.8 303.6 388.8 0.00 40 88 17269 -72.7 -86.7 10 14.0 -72.8 243 33 401.7 401.7 305.5 401.7 0.00 41 70 18620 -69.3 -88.3 5 19.0 -69.4 250 11 436.1 436.1 309.5 436.1 0.00 42 64 19157 -68.9 -88.9 4 20.0 -69.1 319 10 448.3 448.3 310.7 448.3 0.00 43 61 19443 -70.3 -89.3 5 19.0 -70.4 300 10 451.4 451.4 311.0 451.4 0.00 44 53 20292 -64.3 -88.3 2 24.0 -64.6 255 11 483.8 483.8 313.8 483.8 0.00 45 50 20650 -63.5 -88.5 2 25.0 -63.8 275 12 493.8 493.8 314.5 493.9 0.00 46 44 21433 -64.5 -88.5 2 24.0 -64.8 287 16 509.8 509.8 315.7 509.8 0.00 47 32 23406 -58.7 -86.7 2 28.0 -59.7 289 15 573.9 573.9 319.3 574.0 0.01 48 31 23605 -59.7 -86.7 2 27.0 -60.6 275 17 576.5 576.5 319.5 576.5 0.01 TRP 109 16011 -72.3 -85.3 12 13.0 -72.3 260 50 378.6 378.6 302.0 378.6 0.00 WND 186 12758 -57.9 -71.9 15 14.0 -58.1 275 98 348.2 348.2 296.3 348.3 0.01 Sounding variables and indices 1000-500 mb thick: 5664.00 m Freezing level: 619.26 mb = 4151.02 m = 13618.67 ft Freezing level: 593.00 mb = 4491.86 m = 14736.91 ft Freezing level: 588.00 mb = 4559.66 m = 14959.32 ft Wetbulb zero: 628.00 mb = 4031.77 m = 13227.44 ft Precipitable water: 1.40 inches Sfc-500 mean rel hum: 72.93 % Est. max temperature: 22.67 C = 72.81 F Sfc-Lift cond lev (LCL): 981.43 mb = 341.31 m = 1119.77 ft T: 15.39 C 700-500 lapse rate: 5.17 C/km ThetaE index: 1.14 C Layer 850.0- 834.0 mb Conv cond level (CCL): 899.07 mb = 1076.05 m = 3530.30 ft Mean mixing ratio: 10.14 g/kg Conv temperature: 20.69 C = 69.24 F Cap Strength: 8.17 C Lifted Index: 7.38 C Risk: None Lifted Index @300 mb: 11.28 C Lifted Index @700 mb: 4.64 C Showalter Index: 7.44 C Risk: None Total Totals Index: 35.30 C Risk: None Vertical Totals Index: 17.70 C Cross Totals Index: 17.60 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 182.60 Risk: None Energy Index: 0.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.74 J/kg Max Up Vert Vel: 6.12 m/s Conv Inhibition (B-): 26162.14 J/kg Cap Strength: 8.12 C Lift Cond Lev (LCL): 925.70 mb = 831.64 m = 2728.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 341 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 ---------------------------------------------------------- 0 993 243 200 4 1.4 3.8 | 169 19 -3.5 18.2 1 986 305 90 11 -11.0 0.0 | 132 21 -15.9 14.5 2 951 610 85 21 -20.9 -1.8 | 116 29 -25.8 12.6 3 925 838 100 12 -11.8 2.1 | 135 24 -16.7 16.5 4 917 914 90 13 -13.0 0.0 | 129 23 -17.9 14.5 5 850 1546 40 18 -11.6 -13.8 | 92 16 -16.5 0.7 6 821 1829 10 32 -5.6 -31.5 | 32 20 -10.5 -17.1 7 792 2134 350 18 3.1 -17.7 | 28 4 -1.8 -3.3 8 763 2438 320 12 7.7 -9.2 | 208 6 2.8 5.3 9 709 3048 315 11 7.8 -7.8 | 203 7 2.9 6.7 10 700 3154 315 11 7.8 -7.8 | 203 7 2.9 6.7 11 609 4267 325 16 9.2 -13.1 | 252 4 4.3 1.3 12 586 4572 295 25 22.7 -10.6 | 258 18 17.8 3.9 13 523 5486 270 32 32.0 -0.0 | 242 31 27.1 14.5 14 500 5840 270 35 35.0 -0.0 | 244 33 30.1 14.5 15 483 6096 270 37 37.0 -0.0 | 246 35 32.1 14.5 16 446 6706 275 48 47.8 -4.2 | 257 44 42.9 10.3 17 400 7530 285 47 45.4 -12.2 | 267 41 40.5 2.3 18 363 8230 285 55 53.1 -14.2 | 270 48 48.2 0.2 19 333 8839 280 77 75.8 -13.4 | 269 71 70.9 1.1 20 300 9580 280 78 76.8 -13.5 | 269 72 71.9 0.9 21 250 10830 280 91 89.6 -15.8 | 271 85 84.7 -1.3 22 200 12300 275 97 96.6 -8.5 | 266 92 91.7 6.0 23 194 12497 275 98 97.6 -8.5 | 266 93 92.7 5.9 24 186 12758 275 98 97.6 -8.5 | 266 93 92.7 5.9 25 176 13106 275 98 97.6 -8.5 | 266 93 92.7 5.9 26 159 13716 270 71 71.0 -0.0 | 258 68 66.1 14.5 27 150 14090 280 67 66.0 -11.6 | 267 61 61.1 2.8 28 144 14326 280 67 66.0 -11.6 | 267 61 61.1 2.8 29 137 14630 270 65 65.0 -0.0 | 256 62 60.1 14.5 30 124 15240 260 67 66.0 11.6 | 247 66 61.1 26.1 31 118 15545 275 44 43.8 -3.8 | 255 40 38.9 10.6 32 109 16011 260 50 49.2 8.7 | 242 50 44.3 23.1 33 100 16520 240 42 36.4 21.0 | 222 47 31.5 35.5 34 96 16764 240 42 36.4 21.0 | 222 47 31.5 35.5 35 82 17678 245 26 23.6 11.0 | 216 32 18.7 25.4 36 78 17983 265 19 18.9 1.7 | 221 21 14.0 16.1 37 70 18593 225 16 11.3 11.3 | 194 27 6.4 25.8 38 70 18620 250 11 10.3 3.8 | 197 19 5.4 18.2 39 67 18898 250 11 10.3 3.8 | 197 19 5.4 18.2 40 64 19202 330 10 5.0 -8.7 | 181 6 0.1 5.8 41 57 19812 255 10 9.7 2.6 | 196 18 4.8 17.0 42 52 20422 255 11 10.6 2.8 | 198 18 5.7 17.3 43 50 20650 275 12 12.0 -1.0 | 208 15 7.1 13.4 44 49 20726 215 10 5.7 8.2 | 182 23 0.8 22.6 45 46 21031 290 17 16.0 -5.8 | 232 14 11.1 8.6 46 40 21641 280 13 12.8 -2.3 | 213 15 7.9 12.2 47 38 21946 320 6 3.9 -4.6 | 174 10 -1.0 9.9 48 35 22250 330 10 5.0 -8.7 | 181 6 0.1 5.8 49 31 22860 270 18 18.0 -0.0 | 222 20 13.1 14.5 50 29 23165 250 17 16.0 5.8 | 209 23 11.1 20.3 51 25 23774 300 21 18.2 -10.5 | 253 14 13.3 4.0 Wind Parameters Mean winds (0-6000m): 311.3 at 20.4 knts Storm direction: 341.3 at 15.3 knts Shear (0-3000m) pos: 0.0 neg: 2.3 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 36.9 deg Storm rel helicity (0-3000m) pos: 48.7 neg: -279.8 tot: -231.1 m^2/s^2 ave: -77.0 10^-3 m/s^2 rel: -0.57 Storm rel vorticity (0-3000m) horiz: 16.3 stream: -9.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 148.35 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 88 16 124 25| 0.0 17.8 17.8| 27.1-100.5 -73.4 -146.8 -0.56| 27.2-15.4 1000 85 15 124 24| 0.0 9.6 9.6| 47.7-151.2-103.5 -103.5 -0.51| 20.4-10.5 1500 67 16 112 21| 0.0 10.9 10.9| 47.7-238.9-191.2 -127.5 -0.66| 20.6-13.5 2000 45 18 95 18| 0.0 4.9 4.9| 48.1-277.0-228.8 -114.4 -0.58| 22.2-13.0 2500 33 17 90 14| 0.0 2.8 2.8| 48.1-279.3-231.1 -92.5 -0.58| 19.3-11.2 3000 23 16 88 11| 0.0 2.3 2.3| 48.7-279.8-231.1 -77.0 -0.57| 16.3 -9.4 4000 5 15 81 6| 0.6 1.8 2.4| 54.9-279.8-224.8 -56.2 -0.50| 12.8 -6.5 5000 338 17 316 2| 0.5 2.8 3.3| 56.9-312.8-255.8 -51.2 -0.44| 12.8 -5.6 6000 311 20 264 10| 0.8 2.7 3.5| 91.4-328.2-236.9 -39.5 -0.39| 11.6 -4.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251009.12.gif