UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010312.upa.cvt Date: 1200Z 3 JAN 26 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 3 JAN 26 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 71 SFC 981 243 26.0 23.1 84 2.9 23.9 0 0 300.8 304.2 297.7 355.0 18.43 2 963 405 24.0 21.4 85 2.6 22.2 240 3 300.4 303.5 296.6 349.9 16.89 3 925 756 25.2 17.2 61 8.0 19.6 275 9 305.1 307.6 295.6 345.3 13.47 4 867 1323 21.2 13.2 60 8.0 15.9 260 11 306.6 308.7 294.3 339.9 11.07 5 850 1495 21.2 6.2 38 15.0 12.2 250 12 308.4 309.7 291.7 329.8 7.01 6 824 1763 20.0 -2.0 23 22.0 8.5 229 11 309.8 310.6 289.5 322.4 4.00 7 805 1963 18.6 0.6 30 18.0 8.8 211 11 310.4 311.4 290.5 325.9 4.96 8 700 3139 8.4 0.4 57 8.0 4.1 190 29 311.8 312.9 291.5 329.4 5.63 9 669 3510 4.8 -0.1 71 4.9 2.2 192 25 311.8 312.9 291.6 329.6 5.68 10 607 4295 0.0 -15.0 31 15.0 -5.6 205 17 315.1 315.4 289.2 321.6 1.96 11 584 4606 2.0 -30.0 7 32.0 -6.9 206 26 320.9 321.0 289.6 322.9 0.54 12 500 5840 -5.7 -40.7 4 35.0 -12.8 195 16 326.1 326.1 290.8 326.9 0.22 13 494 5934 -6.3 -40.3 5 34.0 -13.2 195 16 326.5 326.5 291.0 327.4 0.23 14 400 7540 -19.9 -52.9 4 33.0 -23.5 225 24 329.1 329.1 291.6 329.4 0.07 15 396 7614 -20.5 -53.5 4 33.0 -24.0 223 25 329.3 329.3 291.6 329.6 0.07 16 323 9095 -29.5 -53.5 8 24.0 -31.5 240 29 336.6 336.6 293.6 336.9 0.08 17 319 9184 -29.5 -59.5 4 30.0 -31.6 239 31 337.8 337.8 293.8 338.0 0.04 18 300 9620 -32.1 -65.1 2 33.0 -34.0 245 46 340.1 340.1 294.4 340.2 0.02 19 250 10880 -39.9 -70.9 2 31.0 -41.0 260 66 346.7 346.7 295.9 346.8 0.01 20 200 12380 -50.1 -76.1 3 26.0 -50.6 270 70 353.4 353.4 297.4 353.5 0.01 21 192 12644 -51.5 -76.5 3 25.0 -51.9 270 72 355.3 355.3 297.8 355.4 0.01 22 175 13236 -56.6 -77.4 6 20.9 -56.8 270 75 356.5 356.5 298.0 356.6 0.01 23 157 13911 -62.5 -78.5 10 16.0 -62.6 267 66 357.7 357.7 298.2 357.7 0.01 24 150 14190 -64.1 -80.1 9 16.0 -64.2 265 61 359.7 359.7 298.7 359.7 0.00 25 107 16198 -75.5 -85.5 19 10.0 -75.5 265 43 374.5 374.5 301.4 374.5 0.00 26 101 16532 -75.1 -87.1 14 12.0 -75.2 256 44 381.5 381.5 302.5 381.5 0.00 27 100 16590 -75.3 -87.3 14 12.0 -75.3 245 44 382.2 382.2 302.6 382.2 0.00 28 94 16951 -73.9 -87.9 10 14.0 -73.9 243 43 391.8 391.8 304.0 391.8 0.00 29 73 18410 -78.9 -90.9 12 12.0 -78.9 295 16 410.6 410.6 306.6 410.6 0.00 30 70 18650 -77.7 -90.7 11 13.0 -77.7 310 15 418.2 418.2 307.5 418.2 0.00 31 58 19730 -76.9 -90.9 9 14.0 -77.0 38 10 443.1 443.1 310.2 443.1 0.00 32 50 20610 -64.9 -89.9 2 25.0 -65.2 70 16 490.5 490.5 314.2 490.6 0.00 33 42 21687 -60.5 -88.5 1 28.0 -61.2 94 13 526.5 526.5 316.7 526.5 0.00 34 37 22474 -62.5 -88.5 2 26.0 -63.1 86 16 540.8 540.8 317.6 540.8 0.00 35 34 23003 -57.3 -87.3 1 30.0 -58.4 77 20 567.7 567.7 319.0 567.8 0.01 36 30 23800 -55.1 -85.1 1 30.0 -56.6 65 26 594.4 594.4 320.3 594.5 0.01 37 29 24017 -54.7 -85.7 1 31.0 -56.4 70 26 601.3 601.3 320.7 601.4 0.01 38 26 24712 -56.9 -85.9 1 29.0 -58.3 89 19 614.1 614.2 321.2 614.2 0.01 39 22 25776 -54.5 -84.5 1 30.0 -56.6 75 17 651.4 651.4 322.7 651.5 0.01 TRP 107 16198 -75.5 -85.5 19 10.0 -75.5 265 43 374.5 374.5 301.4 374.5 0.00 WND 175 13236 -56.6 -77.4 6 20.9 -56.8 270 75 356.5 356.5 298.0 356.6 0.01 Sounding variables and indices 1000-500 mb thick: 5769.00 m Freezing level: 562.18 mb = 4926.28 m = 16162.14 ft Wetbulb zero: 651.59 mb = 3723.08 m = 12214.69 ft Precipitable water: 1.20 inches Sfc-500 mean rel hum: 39.35 % Est. max temperature: 34.59 C = 94.26 F Sfc-Lift cond lev (LCL): 940.88 mb = 607.54 m = 1993.22 ft T: 24.69 C 700-500 lapse rate: 5.22 C/km ThetaE index: 32.62 C Layer 963.0- 805.0 mb Conv cond level (CCL): 770.34 mb = 2333.40 m = 7655.41 ft Mean mixing ratio: 14.41 g/kg Conv temperature: 36.04 C = 96.87 F Cap Strength: 4.31 C Lifted Index: -1.50 C Risk: Thunderstorms probable Lifted Index @300 mb: -1.83 C Lifted Index @700 mb: -1.23 C Showalter Index: 5.65 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 11.90 C K Index: 25.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 114.40 Risk: None Energy Index: -0.39 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 801.09 J/kg Max Up Vert Vel: 40.03 m/s Conv Inhibition (B-): 179.22 J/kg Cap Strength: 4.27 C Lift Cond Lev (LCL): 852.69 mb = 1467.52 m = 4814.64 ft Lev Free Conv (LFC): 717.69 mb = 2929.01 m = 9609.49 ft Equ Level (EL): 267.69 mb = 10407.47 m = 34144.83 ft B at Equ Level: 800.78 J/kg Max Parcel Lev (MPL): 147.69 mb = 14282.21 m = 46857.07 ft Wind level data Storm motion: 236 at 12 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 ---------------------------------------------------------- 0 981 243 0 0 -0.0 -0.0 | 56 12 -9.7 -6.7 1 974 305 235 1 0.8 0.6 | 56 11 -8.9 -6.1 2 941 610 250 7 6.6 2.4 | 36 5 -3.2 -4.3 3 925 756 275 9 9.0 -0.8 | 6 7 -0.8 -7.5 4 908 914 285 7 6.8 -1.8 | 19 9 -3.0 -8.5 5 850 1495 250 12 11.3 4.1 | 329 3 1.5 -2.6 6 847 1524 250 12 11.3 4.1 | 329 3 1.5 -2.6 7 788 2134 195 10 2.6 9.7 | 113 8 -7.2 3.0 8 760 2438 200 16 5.5 15.0 | 153 9 -4.3 8.4 9 700 3139 190 29 5.0 28.6 | 168 22 -4.7 21.9 10 682 3353 190 29 5.0 28.6 | 168 22 -4.7 21.9 11 632 3962 200 11 3.8 10.3 | 121 7 -6.0 3.7 12 608 4267 205 17 7.2 15.4 | 164 9 -2.6 8.7 13 586 4572 205 26 11.0 23.6 | 184 17 1.2 16.9 14 543 5182 220 13 8.4 10.0 | 157 4 -1.4 3.3 15 523 5486 200 17 5.8 16.0 | 157 10 -3.9 9.3 16 500 5840 195 16 4.1 15.5 | 147 10 -5.6 8.8 17 483 6096 195 15 3.9 14.5 | 143 10 -5.9 7.8 18 429 7010 225 17 12.0 12.0 | 203 6 2.3 5.3 19 400 7540 225 24 17.0 17.0 | 215 13 7.2 10.3 20 379 7925 215 27 15.5 22.1 | 200 16 5.7 15.4 21 364 8230 230 25 19.2 16.1 | 225 13 9.4 9.4 22 349 8534 240 30 26.0 15.0 | 243 18 16.2 8.3 23 320 9144 240 29 25.1 14.5 | 243 17 15.4 7.8 24 307 9449 235 48 39.3 27.5 | 235 36 29.6 20.9 25 300 9620 245 46 41.7 19.4 | 248 34 31.9 12.8 26 250 10880 260 66 65.0 11.5 | 265 55 55.3 4.8 27 236 11278 260 67 66.0 11.6 | 265 56 56.2 5.0 28 200 12380 270 70 70.0 -0.0 | 276 61 60.3 -6.7 29 175 13236 270 75 75.0 -0.0 | 276 66 65.3 -6.7 30 170 13411 270 75 75.0 -0.0 | 276 66 65.3 -6.7 31 150 14190 265 61 60.8 5.3 | 272 51 51.0 -1.4 32 147 14326 265 63 62.8 5.5 | 271 53 53.0 -1.2 33 132 14935 275 58 57.8 -5.1 | 284 49 48.0 -11.7 34 113 15850 260 52 51.2 9.0 | 267 42 41.5 2.4 35 107 16198 265 43 42.8 3.7 | 275 33 33.1 -2.9 36 102 16459 270 43 43.0 -0.0 | 281 34 33.3 -6.7 37 100 16590 245 44 39.9 18.6 | 248 32 30.1 11.9 38 97 16764 245 44 39.9 18.6 | 248 32 30.1 11.9 39 83 17678 235 37 30.3 21.2 | 235 25 20.6 14.5 40 79 17983 270 19 19.0 -0.0 | 306 11 9.3 -6.7 41 70 18650 310 15 11.5 -9.6 | 354 16 1.7 -16.3 42 67 18898 310 15 11.5 -9.6 | 354 16 1.7 -16.3 43 64 19202 300 12 10.4 -6.0 | 357 13 0.6 -12.7 44 57 19812 50 10 -7.7 -6.4 | 53 22 -17.4 -13.1 45 54 20117 35 10 -5.7 -8.2 | 46 21 -15.5 -14.9 46 52 20422 165 10 -2.6 9.7 | 104 13 -12.3 3.0 47 50 20610 70 16 -15.0 -5.5 | 64 28 -24.8 -12.1 48 49 20726 80 12 -11.8 -2.1 | 68 23 -21.6 -8.8 49 45 21336 70 15 -14.1 -5.1 | 64 27 -23.8 -11.8 50 42 21641 100 12 -11.8 2.1 | 78 22 -21.6 -4.6 51 40 21946 70 15 -14.1 -5.1 | 64 27 -23.8 -11.8 52 38 22250 90 14 -14.0 0.0 | 74 25 -23.7 -6.7 53 32 23470 70 24 -22.6 -8.2 | 65 36 -32.3 -14.9 54 30 23774 85 23 -22.9 -2.0 | 75 34 -32.7 -8.7 55 30 23800 65 26 -23.6 -11.0 | 62 38 -33.3 -17.7 56 28 24079 75 26 -25.1 -6.7 | 69 37 -34.9 -13.4 57 26 24384 90 19 -19.0 0.0 | 77 30 -28.7 -6.7 58 23 24994 65 18 -16.3 -7.6 | 61 30 -26.1 -14.3 59 21 25298 95 16 -15.9 1.4 | 78 26 -25.7 -5.3 60 19 25603 75 21 -20.3 -5.4 | 68 32 -30.0 -12.1 61 18 25908 95 27 -26.9 2.4 | 83 37 -36.6 -4.3 62 17 26213 80 33 -32.5 -5.7 | 74 44 -42.2 -12.4 Wind Parameters Mean winds (0-6000m): 205.6 at 15.7 knts Storm direction: 235.6 at 11.8 knts Shear (0-3000m) pos: 0.0 neg: 5.0 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 112.3 deg Storm rel helicity (0-3000m) pos: 27.5 neg: -17.3 tot: 10.3 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.05 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 0.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 34.81 Bulk Shear: 23.01 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 ------------------------------------------------------------------------------- 500 255 5 44 8| 0.0 9.1 9.1| 0.0 -9.2 -9.2 -18.3 -0.51| 10.9 -5.6 1000 268 6 27 7| 0.0 5.1 5.1| 3.1 -13.7 -10.6 -10.6 -0.38| 8.5 -3.2 1500 258 8 20 5| 0.0 3.9 3.9| 3.4 -16.2 -12.7 -8.5 -0.23| 8.5 -2.0 2000 244 9 33 3| 0.0 3.1 3.1| 7.6 -17.3 -9.7 -4.8 -0.13| 8.6 -1.1 2500 228 10 98 2| 0.0 4.5 4.5| 23.1 -17.3 5.8 2.3 0.04| 8.9 0.3 3000 214 13 150 5| 0.0 5.0 5.0| 27.5 -17.3 10.3 3.4 0.05| 8.7 0.5 4000 207 15 154 7| 1.8 3.7 5.5| 37.2 -41.4 -4.2 -1.0 -0.01| 9.5 -0.1 5000 207 16 161 8| 1.8 3.0 4.8| 53.4 -45.6 7.9 1.6 0.02| 9.8 0.2 6000 206 16 159 8| 1.6 2.8 4.5| 55.7 -52.9 2.8 0.5 0.00| 9.0 0.0 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20260103.12.gif