UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112700.upa.cvt Date: 0000Z 27 NOV 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 27 NOV 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 82 SFC 983 243 24.6 16.6 61 8.0 19.2 350 3 299.2 301.4 293.0 334.7 12.17 2 977 296 28.8 12.8 37 16.0 18.4 359 6 304.0 305.7 292.4 332.5 9.54 3 925 772 25.0 14.0 50 11.0 17.7 30 11 304.9 306.9 293.7 337.5 10.92 4 850 1508 18.8 10.8 60 8.0 13.7 40 17 305.8 307.6 293.0 334.8 9.61 5 721 2893 7.4 4.3 81 3.1 5.6 86 13 308.1 309.4 291.7 330.2 7.24 6 710 3021 10.2 -17.8 12 28.0 -0.2 85 10 312.5 312.8 287.8 316.9 1.33 7 705 3080 10.8 -29.2 4 40.0 -1.2 47 7 313.8 313.9 287.2 315.5 0.48 8 700 3139 10.8 -35.2 2 46.0 -1.6 335 1 314.4 314.5 287.2 315.4 0.27 9 595 4472 2.4 -34.6 4 37.0 -6.9 247 8 319.7 319.7 289.0 320.9 0.34 10 500 5850 -7.9 -38.9 6 31.0 -14.0 245 16 323.4 323.5 290.1 324.4 0.26 11 457 6541 -13.1 -44.1 5 31.0 -18.0 234 22 325.3 325.4 290.6 326.0 0.17 12 429 7019 -17.3 -40.3 12 23.0 -21.0 227 26 325.9 326.0 290.8 326.9 0.27 13 403 7485 -20.1 -34.1 28 14.0 -22.7 221 30 328.2 328.3 291.7 330.1 0.53 14 400 7540 -20.7 -34.7 27 14.0 -23.2 220 30 328.1 328.2 291.7 329.9 0.50 15 350 8511 -28.5 -46.5 16 18.0 -30.3 225 27 330.3 330.4 292.0 331.0 0.17 16 300 9600 -34.9 -60.9 5 26.0 -36.3 235 57 336.2 336.2 293.4 336.3 0.04 17 276 10181 -37.5 -65.5 4 28.0 -38.7 241 68 340.5 340.5 294.5 340.6 0.02 18 250 10860 -42.5 -67.5 5 25.0 -43.3 250 79 342.9 342.9 295.0 343.0 0.02 19 201 12288 -54.1 -65.1 25 11.0 -54.4 255 103 346.6 346.6 295.9 346.7 0.03 20 200 12320 -54.3 -65.3 25 11.0 -54.5 255 104 346.8 346.8 296.0 346.9 0.03 21 199 12352 -54.6 -66.0 23 11.4 -54.8 255 104 346.8 346.8 296.0 347.0 0.03 22 186 12781 -58.3 -75.3 10 17.0 -58.5 255 95 347.6 347.6 296.1 347.6 0.01 23 165 13528 -61.7 -77.7 10 16.0 -61.9 253 77 354.0 354.0 297.5 354.0 0.01 24 163 13604 -59.1 -78.1 7 19.0 -59.3 252 78 359.6 359.6 298.6 359.6 0.01 25 150 14120 -63.1 -80.1 8 17.0 -63.2 240 66 361.4 361.4 299.0 361.4 0.00 26 144 14371 -64.7 -80.7 9 16.0 -64.8 242 60 362.8 362.8 299.2 362.9 0.00 27 103 16386 -72.5 -87.5 9 15.0 -72.5 225 43 384.4 384.4 302.9 384.4 0.00 28 100 16560 -72.5 -87.5 9 15.0 -72.6 230 34 387.6 387.6 303.5 387.7 0.00 29 87 17377 -73.3 -88.3 8 15.0 -73.3 215 27 401.8 401.8 305.5 401.8 0.00 30 70 18650 -73.3 -88.3 8 15.0 -73.3 175 14 427.6 427.6 308.6 427.6 0.00 31 60 19553 -73.1 -90.1 6 17.0 -73.2 109 11 447.3 447.3 310.6 447.3 0.00 32 59 19652 -70.3 -89.3 5 19.0 -70.4 99 11 455.7 455.7 311.4 455.7 0.00 TRP 103 16386 -72.5 -87.5 9 15.0 -72.5 225 43 384.4 384.4 302.9 384.4 0.00 WND 199 12352 -54.6 -66.0 23 11.4 -54.8 255 104 346.8 346.8 296.0 347.0 0.03 Sounding variables and indices 1000-500 mb thick: 5768.00 m Freezing level: 572.86 mb = 4792.71 m = 15723.93 ft Wetbulb zero: 710.40 mb = 3015.98 m = 9894.84 ft Precipitable water: 1.04 inches Sfc-500 mean rel hum: 31.36 % Est. max temperature: 31.49 C = 88.68 F Sfc-Lift cond lev (LCL): 874.28 mb = 1262.87 m = 4143.24 ft T: 20.86 C 700-500 lapse rate: 6.90 C/km ThetaE index: 22.11 C Layer 850.0- 595.0 mb Conv cond level (CCL): 749.60 mb = 2565.92 m = 8418.26 ft Mean mixing ratio: 10.41 g/kg Conv temperature: 32.93 C = 91.27 F Cap Strength: 4.51 C Lifted Index: 0.69 C Risk: Showers probable Lifted Index @300 mb: 1.82 C Lifted Index @700 mb: 4.51 C Showalter Index: 1.13 C Risk: Showers probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 26.70 C Cross Totals Index: 18.70 C K Index: -8.50 Risk: None Sweat Index: 179.60 Risk: None Energy Index: -1.89 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.10 J/kg Max Up Vert Vel: 11.92 m/s Conv Inhibition (B-): 379.79 J/kg Cap Strength: 4.39 C Lift Cond Lev (LCL): 782.04 mb = 2209.33 m = 7248.37 ft Lev Free Conv (LFC): 457.04 mb = 6540.80 m = 21459.07 ft Equ Level (EL): 327.04 mb = 8990.34 m = 29495.50 ft B at Equ Level: 69.25 J/kg Max Parcel Lev (MPL): 287.04 mb = 9907.95 m = 32505.99 ft Wind level data Storm motion: 62 at 9 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 ---------------------------------------------------------- 0 983 243 350 3 0.5 -3.0 | 262 8 8.2 1.1 1 976 305 360 7 -0.0 -7.0 | 291 8 7.6 -2.9 2 942 610 25 10 -4.2 -9.1 | 326 6 3.4 -5.0 3 925 772 30 11 -5.5 -9.5 | 339 6 2.1 -5.5 4 910 914 35 11 -6.3 -9.0 | 345 5 1.3 -5.0 5 879 1219 30 14 -7.0 -12.1 | 355 8 0.6 -8.1 6 850 1508 40 17 -10.9 -13.0 | 20 10 -3.3 -9.0 7 789 2134 75 19 -18.4 -4.9 | 85 11 -10.7 -0.9 8 761 2438 90 20 -20.0 0.0 | 108 13 -12.4 4.1 9 708 3048 85 10 -10.0 -0.9 | 144 4 -2.3 3.2 10 700 3139 335 1 0.4 -0.9 | 249 9 8.1 3.1 11 682 3353 0 0 -0.0 -0.0 | 242 9 7.6 4.1 12 609 4267 220 5 3.2 3.8 | 234 13 10.9 7.9 13 586 4572 265 10 10.0 0.9 | 254 18 17.6 4.9 14 500 5850 245 16 14.5 6.8 | 244 25 22.2 10.8 15 484 6096 240 18 15.6 9.0 | 241 27 23.2 13.1 16 400 7540 220 30 19.3 23.0 | 225 38 26.9 27.0 17 396 7620 220 28 18.0 21.4 | 225 36 25.6 25.5 18 379 7925 225 35 24.7 24.7 | 228 43 32.4 28.8 19 363 8230 225 29 20.5 20.5 | 229 37 28.2 24.6 20 348 8534 225 27 19.1 19.1 | 229 35 26.7 23.1 21 300 9600 235 57 46.7 32.7 | 236 66 54.3 36.7 22 293 9754 235 62 50.8 35.6 | 236 71 58.4 39.6 23 250 10860 250 79 74.2 27.0 | 249 88 81.9 31.1 24 200 12320 255 104 100.5 26.9 | 254 112 108.1 31.0 25 199 12352 255 104 100.5 26.9 | 254 112 108.1 31.0 26 194 12497 255 104 100.5 26.9 | 254 112 108.1 31.0 27 168 13411 255 74 71.5 19.2 | 254 82 79.1 23.2 28 160 13716 250 81 76.1 27.7 | 249 90 83.8 31.8 29 150 14120 240 66 57.2 33.0 | 240 75 64.8 37.1 30 138 14630 245 53 48.0 22.4 | 245 62 55.7 26.5 31 118 15545 235 50 41.0 28.7 | 236 59 48.6 32.7 32 113 15850 235 52 42.6 29.8 | 236 61 50.2 33.9 33 103 16386 225 43 30.4 30.4 | 228 51 38.1 34.5 34 100 16560 230 34 26.0 21.9 | 232 43 33.7 25.9 35 97 16764 230 36 27.6 23.1 | 232 45 35.2 27.2 36 87 17374 215 27 15.5 22.1 | 221 35 23.1 26.2 37 83 17678 225 22 15.6 15.6 | 230 30 23.2 19.6 38 71 18593 180 11 0.0 11.0 | 207 17 7.6 15.1 39 70 18650 175 14 -1.2 13.9 | 200 19 6.4 18.0 40 67 18898 175 14 -1.2 13.9 | 200 19 6.4 18.0 41 63 19202 160 12 -4.1 11.3 | 193 16 3.5 15.3 42 59 19507 95 11 -11.0 1.0 | 147 6 -3.3 5.0 43 56 19812 165 10 -2.6 9.7 | 200 15 5.1 13.7 Wind Parameters Mean winds (0-6000m): 32.1 at 11.5 knts Storm direction: 62.1 at 8.7 knts Shear (0-3000m) pos: 2.7 neg: 2.6 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): -16.9 deg Storm rel helicity (0-3000m) pos: 88.2 neg: -1.1 tot: 87.1 m^2/s^2 ave: 29.0 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 7.9 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 35.46 Bulk Shear: 2.00 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 18 9 309 7| 9.0 0.0 9.0| 18.0 0.0 18.0 36.0 0.95| 10.2 9.7 1000 26 10 329 6| 6.2 0.0 6.2| 21.8 0.0 21.8 21.8 0.83| 7.3 6.0 1500 33 12 352 6| 5.7 0.0 5.7| 39.8 0.0 39.8 26.5 0.88| 7.5 6.6 2000 45 14 20 6| 5.0 0.0 5.0| 62.7 0.0 62.7 31.3 0.90| 7.9 7.2 2500 56 15 46 6| 3.2 0.0 3.2| 75.5 0.0 75.5 30.2 0.82| 8.1 6.6 3000 59 14 54 5| 2.7 2.6 5.3| 88.2 -1.1 87.1 29.0 0.80| 9.8 7.9 4000 60 11 51 2| 2.0 2.4 4.4| 91.9 -14.3 77.6 19.4 0.66| 8.4 5.6 5000 53 11 22 2| 0.8 2.2 3.0|115.0 -22.6 92.5 18.5 0.61| 7.9 4.8 6000 32 12 345 6| 0.7 2.3 3.0|115.0 -51.5 63.5 10.6 0.51| 7.2 3.7 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251127.00.gif