UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010400.upa.cvt Date: 0000Z 4 JAN 26 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 4 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 75 SFC 982 243 24.8 18.8 69 6.0 20.6 180 2 299.5 302.1 294.4 340.5 14.04 2 970 349 25.2 15.2 54 10.0 18.5 194 13 301.0 303.0 292.8 334.1 11.26 3 946 565 24.2 12.2 47 12.0 16.5 186 25 302.1 303.9 291.7 330.2 9.47 4 925 758 23.2 13.2 53 10.0 16.7 175 26 303.0 304.9 292.7 333.8 10.36 5 860 1391 18.4 16.2 87 2.2 16.9 179 15 304.4 306.9 295.5 344.9 13.59 6 850 1492 18.0 13.9 77 4.1 15.3 185 14 305.0 307.2 294.4 340.4 11.83 7 794 2073 15.2 6.2 55 9.0 9.9 218 18 308.0 309.4 292.0 330.9 7.51 8 749 2565 11.6 9.1 85 2.5 10.0 220 31 309.3 311.1 294.1 339.0 9.74 9 733 2746 12.2 -8.8 22 21.0 2.7 220 35 311.9 312.4 288.9 320.5 2.68 10 708 3036 9.6 5.7 77 3.9 7.3 220 42 312.1 313.6 293.6 337.3 8.14 11 700 3130 8.8 3.8 71 5.0 5.9 220 41 312.2 313.6 292.9 334.6 7.20 12 682 3345 7.8 -1.2 53 9.0 3.1 221 40 313.4 314.4 291.6 329.7 5.14 13 662 3591 7.2 -12.8 23 20.0 -1.0 222 39 315.5 315.9 289.5 322.6 2.16 14 624 4075 4.2 -8.8 38 13.0 -1.6 224 36 317.4 318.0 291.0 327.7 3.15 15 604 4340 3.4 -23.6 12 27.0 -5.3 226 34 319.4 319.6 289.6 322.7 0.94 16 567 4851 1.0 -28.0 9 29.0 -7.4 231 28 322.5 322.6 290.2 324.9 0.67 17 501 5834 -5.9 -40.9 4 35.0 -12.9 220 30 325.7 325.7 290.7 326.5 0.21 18 500 5850 -6.1 -40.1 5 34.0 -13.0 220 30 325.6 325.6 290.7 326.5 0.23 19 405 7448 -18.7 -50.7 4 32.0 -22.5 225 28 329.5 329.5 291.7 329.9 0.09 20 400 7540 -19.1 -47.1 7 28.0 -22.8 225 30 330.2 330.2 291.9 330.7 0.14 21 383 7863 -20.7 -27.7 53 7.0 -22.3 239 31 332.2 332.4 293.3 335.9 1.02 22 359 8340 -24.3 -35.3 35 11.0 -26.2 245 32 333.6 333.7 293.2 335.6 0.53 23 353 8463 -25.1 -30.0 64 4.9 -26.1 245 33 334.1 334.3 293.7 337.4 0.90 24 343 8672 -25.7 -48.7 10 23.0 -28.2 245 34 336.0 336.1 293.4 336.6 0.13 25 337 8800 -26.7 -61.7 2 35.0 -29.3 245 35 336.4 336.4 293.4 336.5 0.03 26 320 9172 -29.9 -40.9 34 11.0 -31.3 245 38 337.0 337.0 293.9 338.3 0.33 27 317 9239 -30.1 -34.7 64 4.6 -30.8 245 39 337.6 337.7 294.3 340.0 0.63 28 300 9630 -33.1 -51.1 15 18.0 -34.6 245 42 338.7 338.7 294.1 339.2 0.12 29 297 9700 -33.7 -58.7 6 25.0 -35.3 246 42 338.8 338.9 294.1 339.0 0.05 30 283 10037 -36.5 -45.5 39 9.0 -37.3 250 40 339.5 339.6 294.4 340.5 0.23 31 278 10160 -36.9 -61.9 6 25.0 -38.2 251 44 340.7 340.7 294.5 340.8 0.03 32 273 10285 -37.5 -60.5 7 23.0 -38.7 251 48 341.6 341.6 294.7 341.8 0.04 33 250 10890 -39.3 -70.3 2 31.0 -40.5 255 71 347.6 347.6 296.1 347.7 0.01 34 247 10972 -39.7 -70.7 2 31.0 -40.8 255 71 348.2 348.2 296.3 348.3 0.01 35 200 12380 -50.1 -73.1 5 23.0 -50.5 265 71 353.4 353.4 297.4 353.5 0.01 36 174 13277 -57.7 -67.7 27 10.1 -57.8 270 72 355.3 355.3 297.8 355.4 0.02 37 172 13350 -58.3 -67.3 31 9.0 -58.5 270 72 355.4 355.5 297.8 355.6 0.03 38 163 13687 -61.1 -82.1 5 21.0 -61.3 267 66 356.2 356.2 298.0 356.3 0.00 39 150 14200 -64.7 -81.7 8 17.0 -64.8 260 56 358.6 358.6 298.4 358.6 0.00 40 123 15386 -72.7 -83.7 17 11.0 -72.8 268 52 365.0 365.0 299.7 365.0 0.00 41 100 16590 -75.7 -87.7 14 12.0 -75.7 255 40 381.5 381.5 302.5 381.5 0.00 42 80 17878 -78.5 -90.5 12 12.0 -78.5 305 31 400.8 400.8 305.3 400.8 0.00 43 70 18650 -74.7 -89.7 8 15.0 -74.7 270 14 424.6 424.6 308.2 424.6 0.00 44 69 18734 -74.7 -89.7 8 15.0 -74.7 270 15 426.3 426.3 308.4 426.3 0.00 45 66 18991 -76.3 -91.3 8 15.0 -76.3 286 16 428.3 428.3 308.6 428.3 0.00 46 61 19450 -71.5 -89.5 5 18.0 -71.6 295 10 448.7 448.7 310.7 448.7 0.00 47 55 20060 -72.3 -90.3 5 18.0 -72.4 241 6 460.4 460.4 311.8 460.4 0.00 48 50 20630 -65.5 -89.5 2 24.0 -65.8 185 14 489.1 489.1 314.1 489.1 0.00 49 48 20878 -66.5 -89.5 3 23.0 -66.8 171 11 492.5 492.5 314.4 492.5 0.00 50 42 21699 -59.7 -88.7 1 29.0 -60.4 152 12 528.5 528.5 316.8 528.5 0.00 51 37 22495 -57.9 -86.9 1 29.0 -58.9 117 14 552.6 552.6 318.2 552.7 0.01 52 35 22844 -59.9 -87.9 1 28.0 -60.7 119 20 556.3 556.3 318.5 556.3 0.00 TRP 80 17878 -78.5 -90.5 12 12.0 -78.5 305 31 400.8 400.8 305.3 400.8 0.00 WND 174 13277 -57.7 -67.7 27 10.1 -57.8 270 72 355.3 355.3 297.8 355.4 0.02 Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 557.43 mb = 4993.40 m = 16382.33 ft Wetbulb zero: 667.05 mb = 3528.12 m = 11575.05 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 42.00 % Est. max temperature: 31.21 C = 88.18 F Sfc-Lift cond lev (LCL): 899.60 mb = 999.98 m = 3280.75 ft T: 21.37 C 700-500 lapse rate: 5.48 C/km ThetaE index: 18.50 C Layer 733.0- 708.0 mb Conv cond level (CCL): 712.98 mb = 2977.09 m = 9767.25 ft Mean mixing ratio: 10.98 g/kg Conv temperature: 37.29 C = 99.12 F Cap Strength: 4.27 C Lifted Index: 2.85 C Risk: None Lifted Index @300 mb: 4.03 C Lifted Index @700 mb: 2.75 C Showalter Index: 0.56 C Risk: Thunderstorms probable Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 20.00 C K Index: 33.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 224.80 Risk: None Energy Index: -2.57 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.29 J/kg Max Up Vert Vel: 5.35 m/s Conv Inhibition (B-): 20447.58 J/kg Cap Strength: 4.12 C Lift Cond Lev (LCL): 815.41 mb = 1846.19 m = 6056.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 246 at 21 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 ---------------------------------------------------------- 0 982 243 180 2 0.0 2.0 | 72 20 -19.2 -6.4 1 975 305 195 11 2.8 10.6 | 98 16 -16.3 2.3 2 941 610 185 28 2.4 27.9 | 139 26 -16.8 19.5 3 925 758 175 26 -2.3 25.9 | 129 28 -21.5 17.5 4 908 914 175 24 -2.1 23.9 | 126 26 -21.3 15.5 5 877 1219 170 16 -2.8 15.8 | 109 23 -22.0 7.4 6 850 1492 185 14 1.2 13.9 | 107 19 -18.0 5.6 7 847 1524 185 14 1.2 13.9 | 107 19 -18.0 5.6 8 817 1829 210 16 8.0 13.9 | 116 12 -11.2 5.5 9 788 2134 220 19 12.2 14.6 | 132 9 -7.0 6.2 10 760 2438 220 28 18.0 21.4 | 175 13 -1.2 13.1 11 707 3048 220 42 27.0 32.2 | 198 25 7.8 23.8 12 700 3130 220 41 26.4 31.4 | 197 24 7.2 23.0 13 608 4267 225 35 24.7 24.7 | 199 17 5.6 16.4 14 543 5182 235 24 19.7 13.8 | 185 5 0.5 5.4 15 500 5850 220 30 19.3 23.0 | 180 15 0.1 14.6 16 484 6096 215 30 17.2 24.6 | 173 16 -2.0 16.2 17 447 6706 210 25 12.5 21.7 | 153 15 -6.7 13.3 18 429 7010 225 18 12.7 12.7 | 124 8 -6.5 4.4 19 400 7540 225 30 21.2 21.2 | 189 13 2.0 12.8 20 396 7620 220 28 18.0 21.4 | 175 13 -1.2 13.1 21 379 7925 245 32 29.0 13.5 | 242 11 9.8 5.1 22 364 8230 245 31 28.1 13.1 | 242 10 8.9 4.7 23 300 9630 245 42 38.1 17.7 | 244 21 18.9 9.4 24 282 10058 250 40 37.6 13.7 | 254 19 18.4 5.3 25 250 10890 255 71 68.6 18.4 | 259 50 49.4 10.0 26 247 10973 255 71 68.6 18.4 | 259 50 49.4 10.0 27 225 11582 260 61 60.1 10.6 | 267 41 40.9 2.2 28 200 12380 265 71 70.7 6.2 | 272 52 51.5 -2.2 29 174 13277 270 72 72.0 -0.0 | 279 53 52.8 -8.4 30 170 13411 270 72 72.0 -0.0 | 279 53 52.8 -8.4 31 150 14200 260 56 55.1 9.7 | 268 36 36.0 1.3 32 126 15240 270 49 49.0 -0.0 | 286 31 29.8 -8.4 33 119 15545 265 55 54.8 4.8 | 276 36 35.6 -3.6 34 113 15850 260 44 43.3 7.6 | 272 24 24.1 -0.7 35 108 16154 280 35 34.5 -6.1 | 313 21 15.3 -14.5 36 102 16459 290 36 33.8 -12.3 | 325 25 14.6 -20.7 37 100 16590 255 40 38.6 10.4 | 264 20 19.4 2.0 38 97 16764 260 40 39.4 6.9 | 274 20 20.2 -1.4 39 92 17069 260 33 32.5 5.7 | 281 14 13.3 -2.6 40 87 17374 290 28 26.3 -9.6 | 338 19 7.1 -18.0 41 80 17878 305 31 25.4 -17.8 | 347 27 6.2 -26.2 42 79 17983 305 32 26.2 -18.4 | 345 28 7.0 -26.7 43 70 18650 270 14 14.0 -0.0 | 32 10 -5.2 -8.4 44 67 18898 270 18 18.0 -0.0 | 8 8 -1.2 -8.4 45 64 19202 320 13 8.4 -10.0 | 31 21 -10.8 -18.3 46 61 19507 290 10 9.4 -3.4 | 40 15 -9.8 -11.8 47 52 20422 210 3 1.5 2.6 | 72 19 -17.7 -5.8 48 50 20630 185 14 1.2 13.9 | 107 19 -18.0 5.6 49 49 20726 165 10 -2.6 9.7 | 93 22 -21.8 1.3 50 46 21031 185 13 1.1 13.0 | 104 19 -18.1 4.6 51 38 21946 115 10 -9.1 4.2 | 82 29 -28.3 -4.1 52 36 22250 120 20 -17.3 10.0 | 93 37 -36.5 1.6 53 33 22555 115 19 -17.2 8.0 | 89 36 -36.4 -0.3 54 29 23165 60 16 -13.9 -8.0 | 64 37 -33.0 -16.4 55 28 23470 105 14 -13.5 3.6 | 82 33 -32.7 -4.8 56 26 23774 65 14 -12.7 -5.9 | 66 35 -31.9 -14.3 57 24 24079 55 14 -11.5 -8.0 | 62 35 -30.7 -16.4 Wind Parameters Mean winds (0-6000m): 216.4 at 27.9 knts Storm direction: 246.4 at 20.9 knts Shear (0-3000m) pos: 3.6 neg: 4.1 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 125.9 deg Storm rel helicity (0-3000m) pos: 179.0 neg: -88.9 tot: 90.1 m^2/s^2 ave: 30.0 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 13.7 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.48 Bulk Shear: 29.50 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 ------------------------------------------------------------------------------- 500 185 20 123 21| 0.0 24.9 24.9|104.0 -22.5 81.6 163.1 0.61| 30.9 18.9 1000 179 21 122 23| 0.0 7.1 7.1|104.0 -85.2 18.9 18.9 0.22| 20.9 4.6 1500 181 19 119 22| 2.9 4.8 7.7|111.8 -86.8 25.0 16.7 0.21| 16.9 3.6 2000 189 19 121 19| 4.3 3.6 7.9|130.0 -86.8 43.2 21.6 0.29| 15.1 4.4 2500 198 21 131 17| 3.4 5.0 8.4|161.5 -86.8 74.7 29.9 0.36| 14.7 5.3 3000 204 24 145 16| 3.6 4.1 7.8|179.0 -88.9 90.1 30.0 0.36| 13.7 4.9 4000 211 27 162 16| 2.4 3.1 5.5|181.5 -88.9 92.7 23.2 0.34| 11.1 3.8 5000 215 28 168 15| 1.8 2.5 4.3|181.8 -92.9 88.8 17.8 0.28| 10.1 2.8 6000 216 28 169 14| 1.5 2.8 4.3|181.8-109.5 72.3 12.0 0.21| 9.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20260104.00.gif