UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 3 MAY 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 158 140 6 SFC 991 243 19.6 16.5 82 3.1 17.5 140 6 293.5 295.7 291.0 327.7 11.99 2 978 355 18.6 14.8 79 3.8 16.1 56 10 293.6 295.6 290.2 324.7 10.88 3 972 408 22.4 12.4 53 10.0 16.1 46 10 298.0 299.7 290.3 325.2 9.34 4 965 470 23.4 13.4 53 10.0 17.0 35 10 299.6 301.4 291.5 329.1 10.06 5 925 834 21.0 12.0 56 9.0 15.3 5 9 300.8 302.5 291.4 329.0 9.56 6 898 1090 18.6 12.6 68 6.0 14.7 21 8 300.9 302.7 292.0 331.1 10.26 7 852 1540 17.0 -4.0 23 21.0 6.8 57 10 303.8 304.4 286.8 314.0 3.33 8 850 1560 17.0 -4.0 23 21.0 6.8 65 10 304.0 304.6 286.8 314.3 3.34 9 820 1865 14.2 8.2 67 6.0 10.6 79 9 304.1 305.7 291.5 329.2 8.35 10 801 2063 14.4 6.4 59 8.0 9.7 101 6 306.4 307.8 291.5 329.3 7.55 11 700 3186 5.8 4.6 92 1.2 5.1 260 14 308.9 310.3 292.3 332.2 7.62 12 691 3292 5.0 3.9 93 1.1 4.4 260 15 309.2 310.5 292.2 331.7 7.35 13 674 3495 5.2 2.2 81 3.0 3.5 259 17 311.6 312.9 292.3 332.3 6.67 14 595 4505 0.4 -3.3 76 3.7 -1.4 259 24 317.3 318.3 292.7 333.5 5.04 15 585 4641 0.0 -14.0 34 14.0 -5.5 256 22 318.4 318.8 290.5 325.8 2.21 16 570 4849 -1.5 -18.5 26 17.0 -7.4 239 19 319.0 319.3 290.0 324.3 1.56 17 542 5248 -4.9 -8.9 73 4.0 -6.7 247 23 319.6 320.3 292.1 331.4 3.60 18 514 5665 -6.7 -39.7 5 33.0 -13.2 251 25 322.3 322.4 289.8 323.2 0.24 19 500 5880 -7.9 -36.9 8 29.0 -13.9 245 22 323.4 323.5 290.2 324.6 0.32 20 446 6755 -13.3 -45.3 5 32.0 -18.3 254 27 327.4 327.4 291.1 327.9 0.15 21 400 7570 -20.1 -44.1 10 24.0 -23.4 250 39 328.9 328.9 291.6 329.6 0.19 22 373 8083 -24.5 -45.5 12 21.0 -27.0 252 41 329.7 329.7 291.8 330.4 0.18 23 370 8142 -25.5 -35.5 39 10.0 -27.1 253 41 329.1 329.2 292.0 331.0 0.50 24 358 8380 -25.9 -27.8 84 1.9 -26.3 260 41 331.7 331.9 293.2 335.6 1.09 25 354 8462 -25.9 -28.0 82 2.1 -26.3 262 42 332.8 333.0 293.5 336.7 1.08 26 300 9640 -33.9 -36.4 78 2.5 -34.3 275 77 337.6 337.7 294.3 339.7 0.57 27 284 10024 -36.7 -38.9 80 2.2 -37.0 275 82 338.9 339.0 294.5 340.7 0.46 28 273 10297 -38.3 -49.3 31 11.0 -39.1 274 84 340.4 340.5 294.6 341.1 0.16 29 259 10659 -40.7 -55.7 18 15.0 -41.5 271 88 342.1 342.1 294.9 342.4 0.08 30 256 10739 -41.1 -49.1 42 8.0 -41.6 271 89 342.6 342.7 295.1 343.3 0.17 31 253 10819 -41.9 -47.9 52 6.0 -42.3 270 90 342.6 342.6 295.1 343.4 0.20 32 250 10900 -42.7 -47.3 61 4.6 -43.0 270 91 342.6 342.6 295.1 343.4 0.21 33 242 11118 -44.7 -48.4 66 3.7 -44.9 270 94 342.8 342.8 295.2 343.6 0.20 34 227 11541 -48.7 -51.3 74 2.6 -48.8 270 94 343.0 343.0 295.2 343.6 0.15 35 209 12078 -52.5 -57.5 55 5.0 -52.7 270 94 345.3 345.3 295.6 345.6 0.08 36 200 12360 -55.1 -59.0 62 3.9 -55.2 270 94 345.5 345.5 295.7 345.8 0.07 37 197 12456 -56.1 -59.6 65 3.5 -56.2 270 95 345.4 345.4 295.7 345.7 0.06 38 190 12685 -57.7 -66.7 31 9.0 -57.9 269 96 346.4 346.4 295.8 346.5 0.03 39 181 12988 -60.5 -67.5 39 7.0 -60.6 268 98 346.7 346.7 295.9 346.8 0.02 40 172 13305 -61.7 -73.7 19 12.0 -61.8 266 100 349.8 349.8 296.6 349.9 0.01 41 162 13673 -64.2 -73.4 27 9.2 -64.3 265 102 351.6 351.6 297.0 351.6 0.01 42 158 13825 -65.3 -73.3 32 8.0 -65.4 265 102 352.3 352.3 297.1 352.4 0.01 43 150 14140 -66.5 -79.5 14 13.0 -66.6 260 100 355.5 355.5 297.8 355.5 0.00 44 135 14776 -69.1 -82.1 14 13.0 -69.2 255 85 361.8 361.8 299.1 361.8 0.00 45 128 15097 -67.3 -85.3 6 18.0 -67.4 255 65 370.6 370.6 300.7 370.6 0.00 46 101 16502 -75.1 -88.1 11 13.0 -75.2 279 40 381.5 381.5 302.5 381.5 0.00 47 100 16560 -75.5 -87.5 14 12.0 -75.5 280 40 381.9 381.9 302.5 381.9 0.00 48 91 17101 -78.1 -89.1 15 11.0 -78.1 265 38 387.1 387.1 303.3 387.1 0.00 49 80 17835 -77.9 -89.9 13 12.0 -77.9 252 31 402.1 402.1 305.5 402.1 0.00 50 75 18208 -72.7 -89.7 6 17.0 -72.8 267 23 420.5 420.5 307.7 420.5 0.00 51 70 18610 -74.7 -89.7 8 15.0 -74.7 255 17 424.6 424.6 308.2 424.6 0.00 52 67 18866 -74.1 -91.1 6 17.0 -74.2 260 24 431.2 431.2 309.0 431.2 0.00 53 59 19627 -64.1 -90.1 2 26.0 -64.4 290 25 469.7 469.7 312.6 469.7 0.00 54 53 20283 -65.3 -90.3 2 25.0 -65.6 243 14 481.5 481.5 313.5 481.5 0.00 55 50 20640 -62.9 -90.9 1 28.0 -63.3 250 11 495.3 495.3 314.6 495.3 0.00 56 48 20892 -61.3 -90.3 1 29.0 -61.8 251 16 504.9 504.9 315.3 504.9 0.00 57 41 21868 -62.1 -90.1 1 28.0 -62.6 263 2 526.2 526.2 316.7 526.2 0.00 58 30 23830 -55.1 -88.1 1 33.0 -56.7 145 6 594.4 594.4 320.3 594.5 0.01 59 26 24748 -53.3 -87.3 1 34.0 -55.4 164 14 624.4 624.4 321.7 624.4 0.01 60 25 25000 -54.3 -88.3 1 34.0 -56.3 148 14 628.5 628.5 321.9 628.6 0.01 61 21 26135 -47.5 -85.5 1 38.0 -51.7 78 12 681.2 681.2 323.8 681.3 0.01 TRP 91 17101 -78.1 -89.1 15 11.0 -78.1 265 38 387.1 387.1 303.3 387.1 0.00 WND 162 13673 -64.2 -73.4 27 9.2 -64.3 265 102 351.6 351.6 297.0 351.6 0.01 Sounding variables and indices 1000-500 mb thick: 5722.00 m Freezing level: 585.00 mb = 4641.47 m = 15227.75 ft Wetbulb zero: 617.92 mb = 4199.20 m = 13776.74 ft Precipitable water: 1.31 inches Sfc-500 mean rel hum: 60.47 % Est. max temperature: 30.07 C = 86.13 F Sfc-Lift cond lev (LCL): 946.73 mb = 634.38 m = 2081.27 ft T: 22.32 C 700-500 lapse rate: 5.09 C/km ThetaE index: 17.04 C Layer 852.0- 850.0 mb Conv cond level (CCL): 740.04 mb = 2722.65 m = 8932.47 ft Mean mixing ratio: 10.03 g/kg Conv temperature: 33.96 C = 93.13 F Cap Strength: 4.95 C Lifted Index: 3.97 C Risk: None Lifted Index @300 mb: 7.27 C Lifted Index @700 mb: 1.97 C Showalter Index: 11.77 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 3.90 C K Index: 19.70 Risk: < 20 % chance of thunderstorms Sweat Index: 42.00 Risk: None Energy Index: 2.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.39 J/kg Max Up Vert Vel: 7.53 m/s Conv Inhibition (B-): 30087.02 J/kg Cap Strength: 4.81 C Lift Cond Lev (LCL): 836.40 mb = 1696.96 m = 5567.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 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 ---------------------------------------------------------- 0 991 243 140 6 -3.9 4.6 | 119 17 -14.9 8.3 1 984 305 65 10 -9.1 -4.2 | 89 20 -20.1 -0.5 2 950 610 10 10 -1.7 -9.8 | 64 14 -12.8 -6.1 3 925 834 5 9 -0.8 -9.0 | 66 13 -11.8 -5.3 4 916 914 10 7 -1.2 -6.9 | 75 13 -12.3 -3.2 5 854 1524 50 10 -7.7 -6.4 | 82 19 -18.7 -2.7 6 850 1560 65 10 -9.1 -4.2 | 89 20 -20.1 -0.5 7 823 1829 75 10 -9.7 -2.6 | 93 21 -20.7 1.1 8 794 2134 110 4 -3.8 1.4 | 109 16 -14.8 5.1 9 765 2438 170 4 -0.7 3.9 | 123 14 -11.7 7.6 10 738 2743 270 10 10.0 -0.0 | 164 4 -1.1 3.7 11 700 3186 260 14 13.8 2.4 | 204 7 2.7 6.1 12 612 4267 255 26 25.1 6.7 | 233 18 14.1 10.4 13 589 4572 260 23 22.7 4.0 | 236 14 11.6 7.7 14 567 4877 235 18 14.7 10.3 | 195 15 3.7 14.0 15 525 5486 255 27 26.1 7.0 | 235 18 15.0 10.7 16 500 5880 245 22 19.9 9.3 | 214 16 8.9 13.0 17 486 6096 255 22 21.3 5.7 | 227 14 10.2 9.4 18 467 6401 255 22 21.3 5.7 | 227 14 10.2 9.4 19 400 7570 250 39 36.6 13.3 | 236 31 25.6 17.0 20 381 7925 250 41 38.5 14.0 | 237 33 27.5 17.7 21 365 8230 255 41 39.6 10.6 | 243 32 28.6 14.3 22 350 8534 265 42 41.8 3.7 | 257 32 30.8 7.4 23 321 9144 265 69 68.7 6.0 | 260 58 57.7 9.7 24 300 9640 275 77 76.7 -6.7 | 273 66 65.7 -3.0 25 282 10058 275 82 81.7 -7.1 | 273 71 70.6 -3.4 26 250 10900 270 91 91.0 -0.0 | 267 80 79.9 3.7 27 247 10973 270 94 94.0 -0.0 | 267 83 82.9 3.7 28 200 12360 270 94 94.0 -0.0 | 267 83 82.9 3.7 29 162 13673 265 102 101.6 8.9 | 262 91 90.6 12.6 30 153 14021 265 102 101.6 8.9 | 262 91 90.6 12.6 31 150 14140 260 100 98.5 17.4 | 256 90 87.4 21.1 32 138 14630 255 93 89.8 24.1 | 251 84 78.8 27.8 33 125 15240 255 56 54.1 14.5 | 247 47 43.0 18.2 34 107 16154 270 38 38.0 -0.0 | 262 27 26.9 3.7 35 100 16560 280 40 39.4 -6.9 | 277 29 28.3 -3.2 36 97 16764 280 40 39.4 -6.9 | 277 29 28.3 -3.2 37 91 17101 265 38 37.9 3.3 | 255 28 26.8 7.0 38 82 17678 245 34 30.8 14.4 | 228 27 19.8 18.1 39 74 18288 270 21 21.0 -0.0 | 250 11 9.9 3.7 40 70 18610 255 17 16.4 4.4 | 214 10 5.4 8.1 41 67 18898 260 25 24.6 4.3 | 239 16 13.6 8.0 42 63 19202 315 11 7.8 -7.8 | 39 5 -3.3 -4.1 43 60 19507 290 25 23.5 -8.6 | 291 13 12.4 -4.8 44 57 19812 290 24 22.6 -8.2 | 291 12 11.5 -4.5 45 55 20117 240 16 13.9 8.0 | 193 12 2.8 11.7 46 50 20640 250 11 10.3 3.8 | 175 8 -0.7 7.5 47 49 20726 265 18 17.9 1.6 | 233 9 6.9 5.3 48 47 21031 240 15 13.0 7.5 | 190 11 1.9 11.2 49 41 21946 265 1 1.0 0.1 | 111 11 -10.1 3.8 50 33 23165 335 15 6.3 -13.6 | 25 11 -4.7 -9.9 51 32 23470 230 13 10.0 8.4 | 175 12 -1.1 12.1 52 30 23774 170 10 -1.7 9.8 | 137 19 -12.8 13.6 53 30 23830 145 6 -3.4 4.9 | 121 17 -14.5 8.6 54 26 24384 165 14 -3.6 13.5 | 140 23 -14.7 17.2 55 19 25603 40 11 -7.1 -8.4 | 75 19 -18.1 -4.7 56 15 26518 10 8 -1.4 -7.9 | 71 13 -12.4 -4.2 Wind Parameters Mean winds (0-6000m): 258.5 at 15.5 knts Storm direction: 288.5 at 11.7 knts Shear (0-3000m) pos: 2.5 neg: 2.3 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 88.8 deg Storm rel helicity (0-3000m) pos: 104.2 neg: -77.5 tot: 26.6 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.18 Storm rel vorticity (0-3000m) horiz: 10.9 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.39 Bulk Shear: 72.34 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 33 10 75 17| 0.0 14.6 14.6| 0.6 -77.5 -76.9 -153.8 -0.84| 20.7-17.4 1000 25 9 74 15| 2.0 7.3 9.3| 10.1 -77.5 -67.5 -67.5 -0.55| 13.3 -7.3 1500 36 9 77 17| 3.6 4.9 8.4| 34.7 -77.5 -42.8 -28.5 -0.28| 11.2 -3.2 2000 46 9 83 17| 3.1 3.7 6.8| 69.2 -77.5 -8.3 -4.2 -0.05| 10.8 -0.5 2500 47 8 84 17| 3.0 2.9 5.9| 99.2 -77.5 21.7 8.7 0.13| 12.0 1.6 3000 21 9 73 15| 2.5 2.3 4.8|104.2 -77.5 26.6 8.9 0.18| 10.9 1.9 4000 280 12 196 2| 1.9 2.4 4.3|117.2 -77.5 39.7 9.9 0.21| 9.6 2.0 5000 263 14 206 6| 1.8 1.3 3.1|143.7-111.4 32.3 6.5 0.14| 9.6 1.3 6000 259 16 212 8| 1.3 1.1 2.4|172.1-132.0 40.0 6.7 0.14| 9.1 1.3 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20250503.12.gif