UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010212.upa.cvt Date: 1200Z 2 JAN 26 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 2 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 73 SFC 982 243 24.2 23.2 94 1.0 23.5 140 8 298.9 302.3 297.3 353.0 18.53 2 947 554 21.8 21.8 100 0.0 21.8 242 3 299.6 302.8 296.8 351.1 17.62 3 932 691 20.8 19.4 92 1.4 19.8 246 6 299.9 302.7 295.5 345.0 15.39 4 925 755 21.6 20.5 93 1.1 20.8 235 9 301.4 304.4 296.7 350.4 16.63 5 912 879 22.8 16.8 69 6.0 18.7 231 10 303.9 306.3 295.1 343.4 13.31 6 850 1490 18.6 16.6 88 2.0 17.2 240 8 305.6 308.3 296.2 347.9 14.12 7 700 3131 8.0 6.8 92 1.2 7.3 255 19 311.3 313.0 294.0 338.8 8.90 8 699 3143 7.8 6.7 93 1.1 7.1 255 19 311.2 312.9 294.0 338.5 8.85 9 614 4198 1.2 -4.8 64 6.0 -1.7 267 21 315.4 316.3 291.5 329.4 4.36 10 605 4317 0.6 -7.4 55 8.0 -3.0 268 21 316.1 316.8 291.1 327.8 3.62 11 596 4437 1.2 -18.8 21 20.0 -5.8 260 19 318.1 318.4 289.7 323.0 1.45 12 536 5284 -2.7 -35.7 6 33.0 -10.4 256 25 323.3 323.3 290.1 324.5 0.34 13 500 5830 -7.7 -32.7 11 25.0 -13.5 245 31 323.7 323.7 290.4 325.4 0.49 14 493 5940 -8.9 -32.9 12 24.0 -14.3 245 30 323.5 323.6 290.3 325.3 0.49 15 460 6475 -11.9 -48.9 3 37.0 -17.3 253 33 326.2 326.2 290.7 326.6 0.10 16 439 6836 -9.7 -56.7 1 47.0 -16.2 261 36 333.4 333.4 292.7 333.6 0.04 17 400 7550 -14.5 -58.5 1 44.0 -19.7 270 42 336.1 336.1 293.4 336.3 0.04 18 331 8952 -25.1 -62.1 2 37.0 -28.1 265 50 340.3 340.3 294.4 340.4 0.03 19 307 9495 -27.5 -62.5 2 35.0 -30.2 257 65 344.3 344.4 295.4 344.5 0.03 20 300 9660 -28.7 -60.7 3 32.0 -31.1 255 69 344.9 344.9 295.6 345.1 0.04 21 292 9852 -30.4 -56.8 6 26.5 -32.4 255 70 345.3 345.3 295.6 345.5 0.06 22 272 10349 -34.7 -46.7 29 12.0 -35.8 260 69 346.0 346.1 296.0 346.9 0.21 23 254 10821 -37.7 -57.7 11 20.0 -38.9 268 67 348.4 348.4 296.3 348.7 0.06 24 250 10930 -38.7 -52.7 21 14.0 -39.6 270 66 348.5 348.6 296.4 349.0 0.12 25 239 11237 -41.7 -49.7 42 8.0 -42.3 271 63 348.5 348.6 296.5 349.2 0.17 26 202 12355 -51.3 -56.3 55 5.0 -51.5 279 54 350.5 350.6 296.8 350.9 0.09 27 200 12420 -51.9 -57.9 48 6.0 -52.1 280 55 350.6 350.6 296.8 350.9 0.08 28 187 12854 -55.1 -63.1 36 8.0 -55.3 283 57 352.2 352.2 297.1 352.4 0.04 29 162 13757 -62.5 -66.7 57 4.2 -62.6 288 61 354.5 354.5 297.6 354.7 0.03 30 155 14029 -64.7 -72.7 32 8.0 -64.8 290 62 355.3 355.3 297.8 355.3 0.01 31 150 14230 -64.3 -75.3 21 11.0 -64.4 265 51 359.3 359.3 298.6 359.4 0.01 32 144 14478 -65.5 -77.5 17 12.0 -65.6 262 49 361.4 361.4 299.0 361.5 0.01 33 115 15817 -73.3 -78.3 46 5.0 -73.3 275 22 371.0 371.0 300.7 371.0 0.01 34 104 16402 -74.9 -82.9 28 8.0 -74.9 303 23 378.7 378.7 302.1 378.8 0.00 35 101 16572 -74.1 -86.1 14 12.0 -74.2 294 21 383.5 383.5 302.8 383.5 0.00 36 100 16630 -74.1 -86.1 14 12.0 -74.2 285 20 384.6 384.6 303.0 384.6 0.00 37 93 17053 -73.1 -88.1 8 15.0 -73.2 285 18 394.6 394.6 304.5 394.6 0.00 38 75 18289 -79.7 -90.7 15 11.0 -79.7 330 11 405.8 405.8 306.0 405.8 0.00 39 70 18680 -78.9 -90.9 12 12.0 -78.9 340 11 415.6 415.6 307.2 415.6 0.00 40 59 19657 -78.7 -90.7 12 12.0 -78.7 66 12 436.9 436.9 309.6 436.9 0.00 41 58 19755 -75.3 -89.3 9 14.0 -75.3 49 13 446.7 446.7 310.6 446.7 0.00 42 56 19959 -75.7 -89.7 9 14.0 -75.7 41 14 450.3 450.3 310.9 450.3 0.00 43 52 20389 -75.1 -90.1 8 15.0 -75.2 44 15 461.3 461.3 311.9 461.3 0.00 44 50 20620 -70.9 -89.9 4 19.0 -71.1 45 16 476.4 476.4 313.2 476.4 0.00 45 47 20988 -68.3 -90.3 3 22.0 -68.5 41 15 491.2 491.2 314.3 491.2 0.00 46 34 22979 -57.3 -88.3 1 31.0 -58.4 91 18 567.7 567.7 319.0 567.8 0.00 47 30 23770 -56.9 -87.9 1 31.0 -58.2 105 31 589.5 589.5 320.1 589.6 0.01 48 20 26370 -50.9 -84.9 1 34.0 -54.1 105 21 680.4 680.4 323.8 680.5 0.01 49 19 26704 -50.9 -84.9 1 34.0 -54.2 85 32 690.4 690.4 324.1 690.5 0.02 TRP 75 18289 -79.7 -90.7 15 11.0 -79.7 330 11 405.8 405.8 306.0 405.8 0.00 WND 292 9852 -30.4 -56.8 6 26.5 -32.4 255 70 345.3 345.3 295.6 345.5 0.06 Sounding variables and indices 1000-500 mb thick: 5757.00 m Freezing level: 577.54 mb = 4697.57 m = 15411.78 ft Wetbulb zero: 630.24 mb = 3985.45 m = 13075.46 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 64.75 % Est. max temperature: 31.54 C = 88.77 F Sfc-Lift cond lev (LCL): 968.20 mb = 364.43 m = 1195.63 ft T: 23.26 C 700-500 lapse rate: 5.82 C/km ThetaE index: 24.89 C Layer 700.0- 536.0 mb Conv cond level (CCL): 846.04 mb = 1529.42 m = 5017.72 ft Mean mixing ratio: 15.86 g/kg Conv temperature: 31.04 C = 87.87 F Cap Strength: 2.67 C Lifted Index: -4.09 C Risk: Severe thunderstorms probable Lifted Index @300 mb: 0.66 C Lifted Index @700 mb: -2.10 C Showalter Index: -4.00 C Risk: Severe thunderstorms possible Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 24.30 C K Index: 41.70 Risk: > 80 % chance of thunderstorms Sweat Index: 278.20 Risk: None Energy Index: -4.36 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 562.41 J/kg Max Up Vert Vel: 33.54 m/s Conv Inhibition (B-): 60.72 J/kg Cap Strength: 2.67 C Lift Cond Lev (LCL): 900.39 mb = 989.84 m = 3247.46 ft Lev Free Conv (LFC): 785.39 mb = 2158.17 m = 7080.52 ft Equ Level (EL): 305.39 mb = 9532.43 m = 31273.99 ft B at Equ Level: 558.20 J/kg Max Parcel Lev (MPL): 145.39 mb = 14419.85 m = 47308.66 ft Wind level data Storm motion: 281 at 13 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 ---------------------------------------------------------- 0 982 243 140 8 -5.1 6.1 | 116 19 -17.5 8.5 1 941 610 260 2 2.0 0.3 | 105 11 -10.4 2.8 2 925 755 235 9 7.4 5.2 | 147 9 -5.0 7.6 3 908 914 230 10 7.7 6.4 | 152 10 -4.7 8.8 4 850 1490 240 8 6.9 4.0 | 140 8 -5.4 6.4 5 788 2134 255 12 11.6 3.1 | 172 6 -0.8 5.5 6 760 2438 240 12 10.4 6.0 | 167 9 -2.0 8.4 7 733 2743 260 12 11.8 2.1 | 173 5 -0.5 4.5 8 700 3131 255 19 18.4 4.9 | 219 9 6.0 7.3 9 656 3658 250 19 17.9 6.5 | 212 10 5.5 8.9 10 608 4267 270 21 21.0 -0.0 | 254 9 8.6 2.4 11 585 4572 250 17 16.0 5.8 | 204 9 3.6 8.2 12 563 4877 265 19 18.9 1.7 | 238 8 6.6 4.1 13 502 5791 245 32 29.0 13.5 | 226 23 16.6 15.9 14 500 5830 245 31 28.1 13.1 | 225 22 15.7 15.5 15 483 6096 245 29 26.3 12.3 | 223 20 13.9 14.7 16 429 7010 265 38 37.9 3.3 | 257 26 25.5 5.7 17 412 7315 255 37 35.7 9.6 | 243 26 23.4 12.0 18 400 7550 270 42 42.0 -0.0 | 265 30 29.6 2.4 19 380 7925 270 43 43.0 -0.0 | 265 31 30.6 2.4 20 365 8230 270 39 39.0 -0.0 | 265 27 26.6 2.4 21 350 8534 270 40 40.0 -0.0 | 265 28 27.6 2.4 22 300 9660 255 69 66.6 17.9 | 250 58 54.3 20.3 23 292 9852 255 70 67.6 18.1 | 250 59 55.2 20.5 24 283 10058 255 70 67.6 18.1 | 250 59 55.2 20.5 25 250 10930 270 66 66.0 -0.0 | 267 54 53.6 2.4 26 207 12192 275 53 52.8 -4.6 | 273 40 40.4 -2.2 27 200 12420 280 55 54.2 -9.6 | 280 42 41.8 -7.1 28 155 14021 290 62 58.3 -21.2 | 292 50 45.9 -18.8 29 150 14230 265 51 50.8 4.4 | 260 39 38.4 6.9 30 140 14630 260 47 46.3 8.2 | 253 36 33.9 10.6 31 133 14935 260 28 27.6 4.9 | 244 17 15.2 7.3 32 126 15240 275 27 26.9 -2.4 | 270 15 14.5 0.1 33 108 16154 275 19 18.9 -1.7 | 263 7 6.6 0.8 34 103 16459 310 24 18.4 -15.4 | 335 14 6.0 -13.0 35 100 16630 285 20 19.3 -5.2 | 292 7 7.0 -2.8 36 98 16764 285 20 19.3 -5.2 | 292 7 7.0 -2.8 37 93 17069 285 18 17.4 -4.7 | 294 6 5.0 -2.2 38 88 17374 310 19 14.6 -12.2 | 347 10 2.2 -9.8 39 79 17983 310 16 12.3 -10.3 | 1 8 -0.1 -7.9 40 75 18289 330 11 5.5 -9.5 | 44 10 -6.9 -7.1 41 70 18680 340 11 3.8 -10.3 | 47 12 -8.6 -7.9 42 67 18898 345 12 3.1 -11.6 | 45 13 -9.3 -9.2 43 64 19202 220 2 1.3 1.5 | 110 12 -11.1 3.9 44 61 19507 95 10 -10.0 0.9 | 98 23 -22.3 3.3 45 58 19812 40 13 -8.4 -10.0 | 70 22 -20.7 -7.5 46 50 20620 45 16 -11.3 -11.3 | 69 25 -23.7 -8.9 47 49 20726 100 10 -9.8 1.7 | 101 23 -22.2 4.2 48 47 21031 35 16 -9.2 -13.1 | 64 24 -21.5 -10.7 49 45 21336 90 10 -10.0 0.0 | 96 22 -22.4 2.4 50 40 21946 75 16 -15.5 -4.1 | 86 28 -27.8 -1.7 51 38 22250 85 13 -13.0 -1.1 | 93 25 -25.3 1.3 52 37 22555 70 23 -21.6 -7.9 | 81 34 -34.0 -5.5 53 35 22860 80 12 -11.8 -2.1 | 91 24 -24.2 0.3 54 33 23165 105 26 -25.1 6.7 | 104 39 -37.5 9.1 55 30 23770 105 31 -29.9 8.0 | 104 44 -42.3 10.4 56 27 24384 90 31 -31.0 0.0 | 93 43 -43.4 2.4 57 26 24689 110 31 -29.1 10.6 | 107 43 -41.5 13.0 58 25 24994 105 33 -31.9 8.5 | 104 46 -44.2 11.0 59 24 25298 75 18 -17.4 -4.7 | 86 30 -29.8 -2.2 60 21 25908 100 21 -20.7 3.6 | 100 34 -33.0 6.1 61 20 26370 105 21 -20.3 5.4 | 104 34 -32.6 7.8 62 19 26518 80 34 -33.5 -5.9 | 86 46 -45.8 -3.5 63 18 26822 120 22 -19.1 11.0 | 113 34 -31.4 13.4 Wind Parameters Mean winds (0-6000m): 251.0 at 16.8 knts Storm direction: 281.0 at 12.6 knts Shear (0-3000m) pos: 3.0 neg: 1.3 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 101.5 deg Storm rel helicity (0-3000m) pos: 41.6 neg: -13.4 tot: 28.2 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.2 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 16.98 Bulk Shear: 33.12 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 ------------------------------------------------------------------------------- 500 181 5 121 14| 12.7 0.0 12.7| 22.4 -7.5 14.8 29.7 0.29| 17.3 5.0 1000 220 7 136 11| 6.3 0.2 6.6| 25.8 -9.9 15.9 15.9 0.27| 10.3 2.8 1500 229 8 139 10| 4.8 0.2 4.9| 28.4 -11.6 16.8 11.2 0.26| 7.7 2.0 2000 237 9 144 9| 4.2 0.1 4.3| 32.5 -11.8 20.6 10.3 0.31| 6.8 2.1 2500 240 9 148 8| 3.6 0.1 3.7| 33.8 -12.8 21.0 8.4 0.26| 6.7 1.7 3000 245 10 157 7| 3.0 1.3 4.3| 41.6 -13.4 28.2 9.4 0.32| 6.9 2.2 4000 250 13 177 7| 2.8 1.0 3.8| 58.4 -16.1 42.4 10.6 0.39| 6.2 2.4 5000 253 14 191 7| 2.2 1.4 3.6| 67.7 -33.2 34.5 6.9 0.24| 6.7 1.6 6000 251 17 204 9| 1.9 1.9 3.8| 78.3 -52.3 26.0 4.3 0.18| 6.7 1.2 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20260102.12.gif