UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101712.upa.cvt Date: 1200Z 17 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 17 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 98 SFC 984 243 19.0 18.0 94 1.0 18.4 240 4 293.5 295.9 292.1 331.4 13.31 2 957 480 18.4 17.4 94 1.0 17.7 128 15 295.2 297.6 292.6 333.0 13.18 3 947 570 20.8 16.1 74 4.7 17.7 129 18 298.6 300.8 292.9 334.2 12.24 4 925 771 20.0 15.2 74 4.8 16.8 110 10 299.8 301.9 292.9 334.4 11.82 5 911 903 19.8 13.8 68 6.0 15.9 96 8 300.9 302.9 292.6 333.1 10.95 6 850 1497 17.0 13.6 80 3.4 14.8 340 26 304.0 306.1 293.9 338.5 11.60 7 819 1813 14.4 13.0 91 1.4 13.5 328 36 304.4 306.6 294.1 339.0 11.57 8 814 1866 16.0 11.6 75 4.4 13.1 326 38 306.7 308.7 294.0 338.6 10.60 9 797 2046 16.8 11.8 72 5.0 13.5 319 44 309.4 311.5 295.0 342.8 10.98 10 733 2754 11.2 11.2 100 0.0 11.2 310 48 310.8 312.9 295.7 345.9 11.48 11 700 3139 9.4 7.8 90 1.6 8.4 305 45 312.9 314.7 294.9 342.4 9.54 12 651 3740 6.4 6.4 100 0.0 6.4 309 40 316.1 317.9 295.6 345.3 9.31 13 588 4569 0.2 -2.2 84 2.4 -1.0 310 45 318.2 319.3 293.3 335.9 5.54 14 531 5383 -4.5 -4.5 100 0.0 -4.5 298 42 322.0 323.0 294.0 338.8 5.17 15 517 5595 -2.7 -3.4 95 0.7 -3.1 302 38 326.6 327.8 295.7 345.7 5.77 16 500 5860 -5.7 -5.7 100 0.0 -5.7 320 31 326.1 327.1 295.0 342.7 5.01 17 497 5907 -4.5 -5.4 93 0.9 -5.0 318 30 328.1 329.1 295.6 345.3 5.16 18 496 5923 -5.7 -5.8 99 0.1 -5.8 317 29 326.8 327.8 295.1 343.5 5.01 19 488 6051 -5.3 -6.0 95 0.7 -5.7 312 26 328.9 329.9 295.7 345.6 5.01 20 482 6147 -8.3 -10.3 85 2.0 -9.2 308 25 326.3 327.0 293.9 338.5 3.63 21 400 7570 -17.7 -20.2 81 2.5 -18.5 260 22 332.0 332.4 294.0 338.8 1.92 22 379 7969 -21.1 -24.6 73 3.5 -22.0 263 28 332.7 332.9 293.7 337.6 1.37 23 357 8408 -22.1 -25.2 76 3.1 -22.9 257 33 337.1 337.3 294.8 342.1 1.38 24 310 9428 -29.5 -32.1 78 2.6 -30.0 259 21 340.6 340.8 295.2 343.8 0.84 25 300 9660 -31.3 -34.0 77 2.7 -31.7 245 21 341.3 341.4 295.3 344.0 0.72 26 250 10930 -41.7 -44.7 73 3.0 -41.9 220 30 344.1 344.1 295.6 345.2 0.29 27 226 11601 -47.9 -51.6 65 3.7 -48.1 227 35 344.7 344.7 295.6 345.3 0.15 28 200 12390 -55.1 -57.8 72 2.7 -55.2 235 42 345.5 345.5 295.7 345.8 0.08 29 191 12683 -57.9 -60.7 70 2.8 -58.0 233 43 345.6 345.6 295.7 345.8 0.06 30 150 14160 -71.5 -75.8 53 4.3 -71.5 215 55 346.9 346.9 296.0 347.0 0.01 31 143 14441 -73.3 -77.7 51 4.4 -73.3 221 53 348.6 348.6 296.3 348.6 0.01 32 138 14650 -71.5 -76.3 49 4.8 -71.5 232 51 355.3 355.3 297.8 355.3 0.01 33 128 15090 -74.7 -78.8 53 4.1 -74.7 255 45 357.3 357.3 298.2 357.3 0.01 34 113 15820 -71.5 -80.5 25 9.0 -71.5 219 40 376.2 376.2 301.6 376.2 0.01 35 101 16482 -72.5 -81.5 24 9.0 -72.5 322 5 386.5 386.5 303.3 386.6 0.01 36 100 16540 -72.9 -81.9 24 9.0 -72.9 340 12 386.9 386.9 303.3 386.9 0.00 37 92 17024 -76.5 -82.5 38 6.0 -76.5 297 13 389.1 389.1 303.6 389.1 0.00 38 84 17549 -75.3 -80.3 45 5.0 -75.3 262 24 401.8 401.8 305.5 401.8 0.01 39 76 18131 -73.9 -81.9 28 8.0 -73.9 225 15 416.4 416.4 307.3 416.4 0.01 40 70 18620 -65.7 -77.7 17 12.0 -65.9 235 15 443.8 443.8 310.3 443.9 0.01 41 68 18797 -64.7 -76.7 18 12.0 -64.9 260 12 449.7 449.7 310.8 449.8 0.02 42 64 19169 -65.7 -76.7 20 11.0 -65.9 312 6 455.4 455.4 311.4 455.4 0.02 43 52 20438 -64.9 -75.9 21 11.0 -65.1 248 10 485.1 485.1 313.8 485.2 0.02 44 50 20680 -62.3 -74.3 19 12.0 -62.7 220 9 496.7 496.7 314.7 496.9 0.03 45 48 20933 -60.1 -72.1 19 12.0 -60.6 238 11 507.7 507.8 315.5 508.0 0.05 46 38 22385 -61.9 -73.9 19 12.0 -62.4 215 10 538.2 538.3 317.4 538.5 0.05 47 35 22896 -59.9 -74.9 12 15.0 -60.6 210 16 556.3 556.3 318.5 556.6 0.04 TRP 128 15090 -74.7 -78.8 53 4.1 -74.7 255 45 357.3 357.3 298.2 357.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 585.57 mb = 4604.01 m = 15104.82 ft Wetbulb zero: 596.76 mb = 4448.89 m = 14595.91 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 88.32 % Est. max temperature: 29.66 C = 85.39 F Sfc-Lift cond lev (LCL): 969.85 mb = 366.31 m = 1201.79 ft T: 18.69 C 700-500 lapse rate: 5.55 C/km ThetaE index: 3.49 C Layer 700.0- 651.0 mb Conv cond level (CCL): 743.38 mb = 2635.29 m = 8645.85 ft Mean mixing ratio: 12.06 g/kg Conv temperature: 35.97 C = 96.74 F Cap Strength: 5.94 C Lifted Index: 3.83 C Risk: None Lifted Index @300 mb: 6.68 C Lifted Index @700 mb: 3.81 C Showalter Index: 1.72 C Risk: Showers probable Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.30 C K Index: 34.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 246.20 Risk: None Energy Index: 0.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.63 J/kg Max Up Vert Vel: 8.68 m/s Conv Inhibition (B-): 18194.31 J/kg Cap Strength: 5.75 C Lift Cond Lev (LCL): 881.24 mb = 1187.44 m = 3895.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 at 27 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 ---------------------------------------------------------- 0 984 243 240 4 3.5 2.0 | 170 28 -4.6 27.4 1 977 305 125 9 -7.4 5.2 | 153 34 -15.4 30.5 2 943 610 130 19 -14.6 12.2 | 149 44 -22.6 37.6 3 925 771 110 10 -9.4 3.4 | 149 34 -17.5 28.8 4 910 914 95 8 -8.0 0.7 | 148 31 -16.0 26.1 5 878 1219 355 13 1.1 -13.0 | 151 14 -6.9 12.4 6 850 1497 340 26 8.9 -24.4 | 221 1 0.8 1.0 7 788 2134 315 47 33.2 -33.2 | 287 26 25.2 -7.8 8 760 2438 320 46 29.6 -35.2 | 295 24 21.5 -9.9 9 734 2743 310 48 36.8 -30.9 | 281 29 28.7 -5.5 10 700 3139 305 45 36.9 -25.8 | 271 29 28.8 -0.4 11 632 3962 310 38 29.1 -24.4 | 267 21 21.1 1.0 12 609 4267 310 43 32.9 -27.6 | 275 25 24.9 -2.3 13 565 4877 310 48 36.8 -30.9 | 281 29 28.7 -5.5 14 524 5486 295 41 37.2 -17.3 | 255 30 29.1 8.1 15 504 5791 315 33 23.3 -23.3 | 262 15 15.3 2.1 16 500 5860 320 31 19.9 -23.7 | 262 12 11.9 1.6 17 485 6096 310 25 19.2 -16.1 | 230 14 11.1 9.3 18 430 7010 270 22 22.0 -0.0 | 209 29 13.9 25.4 19 414 7315 275 19 18.9 -1.7 | 205 26 10.9 23.7 20 400 7570 260 22 21.7 3.8 | 205 32 13.6 29.2 21 397 7620 260 22 21.7 3.8 | 205 32 13.6 29.2 22 365 8230 265 32 31.9 2.8 | 220 37 23.8 28.2 23 350 8534 250 34 31.9 11.6 | 213 44 23.9 37.0 24 322 9144 275 21 20.9 -1.8 | 209 27 12.9 23.6 25 300 9660 245 21 19.0 8.9 | 198 36 11.0 34.3 26 283 10058 245 20 18.1 8.5 | 197 35 10.1 33.8 27 260 10668 225 29 20.5 20.5 | 195 48 12.4 45.9 28 250 10930 220 30 19.3 23.0 | 193 50 11.2 48.4 29 200 12390 235 42 34.4 24.1 | 208 56 26.3 49.5 30 197 12497 235 42 34.4 24.1 | 208 56 26.3 49.5 31 150 14160 215 55 31.5 45.1 | 198 74 23.5 70.4 32 146 14326 215 55 31.5 45.1 | 198 74 23.5 70.4 33 128 15090 255 45 43.5 11.6 | 224 51 35.4 37.0 34 125 15240 255 45 43.5 11.6 | 224 51 35.4 37.0 35 118 15545 235 54 44.2 31.0 | 213 67 36.2 56.4 36 107 16154 200 24 8.2 22.6 | 180 48 0.2 47.9 37 101 16459 315 3 2.1 -2.1 | 166 24 -5.9 23.3 38 100 16540 340 12 4.1 -11.3 | 164 15 -4.0 14.1 39 96 16764 340 12 4.1 -11.3 | 164 15 -4.0 14.1 40 91 17069 290 13 12.2 -4.4 | 191 21 4.2 20.9 41 82 17678 255 27 26.1 7.0 | 209 37 18.0 32.4 42 78 17983 215 17 9.8 13.9 | 182 39 1.7 39.3 43 74 18288 235 14 11.5 8.0 | 186 34 3.4 33.4 44 70 18593 240 13 11.3 6.5 | 186 32 3.2 31.9 45 70 18620 235 15 12.3 8.6 | 187 34 4.2 34.0 46 61 19507 0 0 -0.0 -0.0 | 162 27 -8.1 25.4 47 52 20422 250 10 9.4 3.4 | 183 29 1.3 28.8 48 50 20680 220 9 5.8 6.9 | 176 32 -2.3 32.3 49 49 20726 250 11 10.3 3.8 | 184 29 2.3 29.1 50 46 21031 225 11 7.8 7.8 | 180 33 -0.3 33.2 51 38 21946 215 10 5.7 8.2 | 176 34 -2.3 33.6 52 36 22250 215 17 9.8 13.9 | 182 39 1.7 39.3 53 33 22555 195 14 3.6 13.5 | 173 39 -4.4 38.9 54 31 22860 240 12 10.4 6.0 | 184 31 2.3 31.4 55 29 23165 175 20 -1.7 19.9 | 168 46 -9.8 45.3 Wind Parameters Mean winds (0-6000m): 312.4 at 35.5 knts Storm direction: 342.4 at 26.6 knts Shear (0-3000m) pos: 0.0 neg: 7.3 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 37.0 neg: -240.2 tot: -203.2 m^2/s^2 ave: -67.7 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 18.7 stream: -3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.12 Bulk Shear: 316.33 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 ------------------------------------------------------------------------------- 500 128 13 151 38| 0.0 14.7 14.7| 0.0-111.4-111.4 -222.7 -0.49| 27.2-13.3 1000 106 12 146 35| 0.0 8.3 8.3| 12.9-142.2-129.3 -129.3 -0.28| 26.0 -7.2 1500 19 16 127 17| 0.0 11.8 11.8| 17.3-142.9-125.7 -83.8 -0.09| 25.3 -2.2 2000 336 23 192 5| 0.0 11.8 11.8| 24.4-157.3-132.9 -66.5 -0.09| 23.7 -2.1 2500 327 28 252 7| 0.0 9.6 9.6| 37.0-200.9-163.9 -65.6 -0.12| 21.2 -2.5 3000 321 31 262 11| 0.0 7.3 7.3| 37.0-240.2-203.2 -67.7 -0.16| 18.7 -3.0 4000 316 33 265 15| 0.5 5.5 5.9| 54.1-248.5-194.4 -48.6 -0.13| 15.4 -2.1 5000 314 36 268 18| 0.4 4.5 4.9| 73.5-312.1-238.7 -47.7 -0.16| 13.7 -2.2 6000 312 36 265 18| 1.3 3.0 4.3| 87.6-376.4-288.8 -48.1 -0.19| 14.2 -2.7 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251017.12.gif