UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 1 DEC 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 60 SFC 980 243 25.8 19.8 70 6.0 21.6 200 6 300.7 303.4 295.4 344.7 15.00 2 947 541 22.8 19.4 81 3.4 20.4 206 23 300.6 303.4 295.5 345.0 15.14 3 925 745 25.6 18.6 65 7.0 20.6 210 20 305.5 308.2 296.5 349.6 14.74 4 922 774 25.8 18.8 65 7.0 20.8 213 19 306.0 308.8 296.8 350.9 14.98 5 850 1487 21.6 16.6 73 5.0 18.1 325 8 308.8 311.4 297.0 351.6 14.12 6 832 1673 20.8 12.8 60 8.0 15.5 322 8 309.8 311.9 295.3 344.1 11.24 7 794 2075 17.4 13.1 76 4.3 14.5 316 9 310.4 312.6 296.0 347.1 12.02 8 760 2448 14.6 6.6 59 8.0 9.7 330 12 311.2 312.8 293.3 336.1 8.07 9 749 2571 13.0 10.5 85 2.5 11.4 331 12 310.8 312.8 295.2 343.6 10.71 10 732 2764 11.8 6.9 72 4.9 8.8 332 12 311.5 313.2 293.8 338.0 8.56 11 709 3031 9.4 8.4 93 1.0 8.8 334 13 311.8 313.6 294.8 342.0 9.81 12 700 3137 8.8 7.8 93 1.0 8.2 335 13 312.2 314.0 294.7 341.7 9.54 13 698 3161 8.6 7.6 93 1.0 8.0 335 13 312.3 314.1 294.7 341.4 9.43 14 633 3964 3.4 -0.5 76 3.9 1.3 340 16 315.2 316.3 292.7 333.6 5.84 15 587 4572 -1.1 -2.5 90 1.4 -1.8 330 28 316.8 317.9 292.8 334.1 5.43 16 541 5221 -4.3 -5.0 95 0.7 -4.7 305 33 320.5 321.4 293.4 336.3 4.88 17 509 5701 -6.9 -10.3 77 3.4 -8.4 309 36 323.0 323.6 292.9 334.4 3.43 18 500 5840 -8.1 -10.9 80 2.8 -9.2 310 34 323.2 323.8 292.9 334.2 3.33 19 462 6452 -12.1 -13.1 92 1.0 -12.5 304 30 325.6 326.2 293.3 335.7 3.02 20 417 7235 -14.5 -15.8 90 1.3 -15.0 263 34 332.2 332.7 294.7 341.5 2.68 21 400 7550 -16.3 -17.8 88 1.5 -16.8 255 56 333.8 334.3 294.8 342.1 2.36 22 371 8113 -19.4 -20.9 87 1.6 -19.8 245 66 337.0 337.4 295.3 344.0 1.94 23 359 8357 -20.7 -22.3 87 1.6 -21.2 246 65 338.4 338.8 295.5 344.8 1.78 24 300 9660 -29.9 -32.7 77 2.8 -30.4 255 51 343.2 343.4 295.8 346.3 0.82 25 280 10147 -33.5 -36.8 72 3.3 -34.0 252 50 344.9 345.0 296.0 347.2 0.58 26 250 10930 -40.1 -43.8 68 3.7 -40.4 255 51 346.4 346.5 296.1 347.7 0.31 27 216 11909 -48.9 -51.9 71 3.0 -49.0 262 48 347.6 347.6 296.3 348.2 0.15 28 200 12410 -53.3 -56.7 66 3.4 -53.4 265 46 348.4 348.4 296.4 348.7 0.09 29 178 13145 -60.3 -64.2 60 3.9 -60.4 265 45 348.7 348.7 296.4 348.9 0.04 30 155 13991 -67.1 -71.7 52 4.6 -67.1 262 53 351.2 351.2 296.9 351.3 0.02 31 150 14190 -62.5 -71.5 29 9.0 -62.6 260 59 362.4 362.4 299.2 362.5 0.02 32 147 14315 -59.7 -76.7 9 17.0 -59.9 264 61 369.4 369.4 300.5 369.4 0.01 33 100 16620 -76.3 -85.3 23 9.0 -76.3 215 9 380.3 380.3 302.3 380.3 0.00 34 94 16977 -77.1 -86.1 22 9.0 -77.1 230 10 385.5 385.5 303.1 385.5 0.00 35 83 17691 -78.3 -87.3 22 9.0 -78.3 203 10 397.0 397.0 304.8 397.1 0.00 36 70 18670 -76.1 -86.1 19 10.0 -76.2 135 7 421.6 421.6 307.9 421.6 0.00 37 67 18922 -76.7 -87.7 16 11.0 -76.7 109 8 425.6 425.6 308.3 425.6 0.00 38 62 19374 -70.9 -85.9 9 15.0 -71.0 63 9 448.0 448.0 310.7 448.0 0.00 39 58 19768 -71.1 -86.1 9 15.0 -71.2 24 10 456.2 456.2 311.4 456.2 0.00 40 52 20422 -65.5 -84.5 5 19.0 -65.8 154 12 483.7 483.7 313.7 483.7 0.01 41 50 20660 -65.7 -84.7 5 19.0 -66.0 110 12 488.7 488.7 314.1 488.7 0.01 42 46 21165 -66.9 -85.9 5 19.0 -67.1 111 12 497.6 497.6 314.8 497.6 0.01 43 34 23007 -63.3 -86.3 3 23.0 -63.8 109 11 552.0 552.0 318.2 552.0 0.01 TRP 94 16977 -77.1 -86.1 22 9.0 -77.1 230 10 385.5 385.5 303.1 385.5 0.00 WND 371 8113 -19.4 -20.9 87 1.6 -19.8 245 66 337.0 337.4 295.3 344.0 1.94 Sounding variables and indices 1000-500 mb thick: 5780.00 m Freezing level: 598.24 mb = 4423.39 m = 14512.27 ft Wetbulb zero: 613.61 mb = 4214.47 m = 13826.82 ft Precipitable water: 2.04 inches Sfc-500 mean rel hum: 79.25 % Est. max temperature: 34.92 C = 94.86 F Sfc-Lift cond lev (LCL): 897.98 mb = 1005.25 m = 3298.01 ft T: 24.44 C 700-500 lapse rate: 6.25 C/km ThetaE index: 10.94 C Layer 760.0- 749.0 mb Conv cond level (CCL): 777.00 mb = 2259.44 m = 7412.78 ft Mean mixing ratio: 14.89 g/kg Conv temperature: 35.86 C = 96.55 F Cap Strength: 4.38 C Lifted Index: -4.55 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -0.59 C Lifted Index @700 mb: -1.30 C Showalter Index: -5.72 C Risk: Severe thunderstorms possible Total Totals Index: 54.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.70 C Cross Totals Index: 24.70 C K Index: 45.30 Risk: > 80 % chance of thunderstorms Sweat Index: 357.20 Risk: Showers and thunderstorms possible Energy Index: -3.45 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 755.33 J/kg Max Up Vert Vel: 38.87 m/s Conv Inhibition (B-): 180.00 J/kg Cap Strength: 4.38 C Lift Cond Lev (LCL): 855.51 mb = 1430.33 m = 4692.61 ft Lev Free Conv (LFC): 730.51 mb = 2781.14 m = 9124.35 ft Equ Level (EL): 230.51 mb = 11473.78 m = 37643.18 ft B at Equ Level: 755.22 J/kg Max Parcel Lev (MPL): 120.51 mb = 15503.78 m = 50864.81 ft Wind level data Storm motion: 342 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 ---------------------------------------------------------- 0 980 243 200 6 2.1 5.6 | 173 19 -2.3 19.2 1 973 305 210 11 5.5 9.5 | 183 23 1.2 23.1 2 940 610 205 27 11.4 24.5 | 191 39 7.1 38.0 3 925 745 210 20 10.0 17.3 | 190 31 5.7 30.9 4 907 914 225 13 9.2 9.2 | 192 23 4.9 22.8 5 876 1219 285 6 5.8 -1.6 | 187 12 1.5 12.0 6 850 1487 325 8 4.6 -6.6 | 182 7 0.3 7.0 7 788 2134 315 9 6.4 -6.4 | 196 7 2.0 7.2 8 760 2438 330 12 6.0 -10.4 | 208 4 1.7 3.2 9 700 3137 335 13 5.5 -11.8 | 213 2 1.2 1.8 10 656 3658 345 11 2.8 -10.6 | 153 3 -1.5 2.9 11 608 4267 335 21 8.9 -19.0 | 320 7 4.6 -5.5 12 585 4572 330 28 14.0 -24.2 | 318 14 9.7 -10.7 13 543 5182 305 33 27.0 -18.9 | 283 23 22.7 -5.4 14 503 5791 310 36 27.6 -23.1 | 292 25 23.3 -9.6 15 500 5840 310 34 26.0 -21.9 | 291 23 21.7 -8.3 16 484 6096 315 32 22.6 -22.6 | 296 20 18.3 -9.1 17 447 6706 295 28 25.4 -11.8 | 265 21 21.1 1.7 18 429 7010 285 24 23.2 -6.2 | 249 20 18.9 7.4 19 412 7315 255 38 36.7 9.8 | 234 40 32.4 23.4 20 400 7550 255 56 54.1 14.5 | 241 57 49.8 28.1 21 396 7620 250 52 48.9 17.8 | 235 54 44.5 31.4 22 371 8113 245 66 59.8 27.9 | 233 69 55.5 41.5 23 365 8230 245 66 59.8 27.9 | 233 69 55.5 41.5 24 300 9660 255 51 49.3 13.2 | 239 52 44.9 26.8 25 296 9754 250 49 46.0 16.8 | 234 52 41.7 30.3 26 250 10930 255 51 49.3 13.2 | 239 52 44.9 26.8 27 200 12410 265 46 45.8 4.0 | 247 45 41.5 17.6 28 162 13716 265 45 44.8 3.9 | 247 44 40.5 17.5 29 150 14190 260 59 58.1 10.2 | 246 59 53.8 23.8 30 147 14326 265 61 60.8 5.3 | 252 60 56.5 18.9 31 132 14935 245 40 36.3 16.9 | 226 44 31.9 30.5 32 114 15850 200 19 6.5 17.9 | 184 31 2.2 31.4 33 100 16620 215 9 5.2 7.4 | 182 21 0.8 20.9 34 98 16764 205 11 4.6 10.0 | 181 24 0.3 23.5 35 94 16977 230 10 7.7 6.4 | 189 20 3.3 20.0 36 88 17374 235 14 11.5 8.0 | 198 23 7.2 21.6 37 83 17678 200 10 3.4 9.4 | 178 23 -0.9 23.0 38 79 17983 270 12 12.0 -0.0 | 210 16 7.7 13.6 39 75 18288 280 12 11.8 -2.1 | 213 14 7.5 11.5 40 71 18593 150 10 -5.0 8.7 | 157 24 -9.3 22.2 41 70 18670 135 7 -4.9 4.9 | 153 21 -9.3 18.5 42 55 20117 350 11 1.9 -10.8 | 139 4 -2.4 2.7 43 52 20422 155 12 -5.1 10.9 | 159 26 -9.4 24.4 44 50 20660 110 12 -11.3 4.1 | 139 24 -15.6 17.7 45 46 21031 110 12 -11.3 4.1 | 139 24 -15.6 17.7 46 41 21641 145 12 -6.9 9.8 | 154 26 -11.2 23.4 47 38 21946 115 10 -9.1 4.2 | 143 22 -13.4 17.8 48 36 22250 100 12 -11.8 2.1 | 134 22 -16.1 15.6 49 30 23165 135 7 -4.9 4.9 | 153 21 -9.3 18.5 Wind Parameters Mean winds (0-6000m): 312.3 at 19.0 knts Storm direction: 342.3 at 14.2 knts Shear (0-3000m) pos: 2.8 neg: 0.3 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 23.5 deg Storm rel helicity (0-3000m) pos: 73.0 neg: -11.4 tot: 61.6 m^2/s^2 ave: 20.5 10^-3 m/s^2 rel: 0.17 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 1.7 10^-3/s Energy-Hel index: 0.34 Bulk Rich Number: 6.26 Bulk Shear: 120.69 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 ------------------------------------------------------------------------------- 500 207 19 188 31| 14.6 0.0 14.6| 50.9 -1.4 49.5 98.9 0.30| 25.6 7.6 1000 215 15 190 27| 4.4 0.0 4.4| 67.6 -9.5 58.1 58.1 0.17| 23.4 4.0 1500 230 13 194 22| 4.3 0.0 4.3| 69.1 -11.1 58.0 38.6 0.15| 17.4 2.7 2000 248 12 200 19| 3.2 0.4 3.7| 71.9 -11.1 60.8 30.4 0.18| 13.7 2.4 2500 268 12 208 16| 3.2 0.3 3.6| 72.9 -11.1 61.8 24.7 0.18| 11.6 2.1 3000 285 12 215 13| 2.8 0.3 3.0| 73.0 -11.4 61.6 20.5 0.17| 9.9 1.7 4000 308 13 223 8| 2.1 1.3 3.4| 73.1 -12.8 60.3 15.1 0.15| 9.1 1.3 5000 314 16 250 8| 1.7 2.7 4.4| 73.1 -66.6 6.6 1.3 -0.01| 9.5 -0.1 6000 312 19 265 10| 1.5 2.2 3.7|102.9 -81.6 21.3 3.6 0.01| 8.9 0.1 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251201.00.gif