UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:0000Z 5 DEC 25 Station: SBSN WMO ident: 82244 Latitude: -2.42 Longitude: -54.79 Elevation: 60.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1004 60 24.2 22.8 92 1.4 23.2 0 0 297.0 300.2 296.2 348.1 17.67 1 1000 98 24.4 22.5 89 1.9 23.0 0 0 297.5 300.7 296.2 348.0 17.41 2 991 178 24.8 22.5 87 2.3 23.2 29 3 298.7 301.9 296.6 349.9 17.57 3 951 540 24.4 18.4 69 6.0 20.2 75 10 301.9 304.5 295.1 343.6 14.14 4 925 783 23.2 15.2 61 8.0 17.8 60 7 303.0 305.2 293.9 338.1 11.82 5 899 1031 21.2 15.2 69 6.0 17.2 55 8 303.5 305.7 294.2 339.6 12.17 6 875 1266 21.8 12.8 57 9.0 15.9 57 10 306.4 308.4 294.0 338.6 10.68 7 850 1518 20.6 11.6 56 9.0 14.8 65 9 307.7 309.6 293.9 338.5 10.15 8 743 2665 12.6 8.0 74 4.6 9.7 46 6 311.1 312.8 294.1 339.1 9.10 9 700 3164 10.6 4.6 66 6.0 7.1 105 8 314.2 315.7 293.9 338.0 7.62 10 646 3831 7.8 1.8 66 6.0 4.4 158 6 318.3 319.7 294.3 339.9 6.76 11 578 4740 1.4 -1.3 82 2.7 -0.0 215 13 321.2 322.3 294.5 340.6 6.03 12 559 5010 0.8 -4.2 69 5.0 -1.7 235 14 323.5 324.5 294.3 340.0 5.02 13 517 5635 -3.1 -5.2 85 2.1 -4.1 276 8 326.1 327.1 295.0 342.8 5.03 14 501 5884 -4.1 -8.6 71 4.5 -6.2 313 2 327.9 328.6 294.6 341.3 3.99 15 500 5900 -4.1 -8.6 71 4.5 -6.2 315 2 328.0 328.8 294.7 341.5 4.00 16 417 7305 -14.1 -14.2 99 0.1 -14.2 269 9 332.7 333.3 295.1 343.3 3.06 17 400 7620 -15.7 -16.1 97 0.4 -15.9 260 10 334.6 335.1 295.3 344.1 2.72 18 305 9603 -29.7 -33.8 67 4.1 -30.4 218 7 341.9 342.1 295.4 344.7 0.72 19 300 9720 -30.5 -34.9 65 4.4 -31.2 215 7 342.4 342.5 295.5 344.9 0.66 20 276 10308 -34.9 -40.9 54 6.0 -35.6 203 7 344.3 344.4 295.7 345.8 0.39 21 251 10963 -40.7 -43.4 75 2.7 -40.9 186 9 345.2 345.2 295.8 346.5 0.33 22 250 10990 -41.1 -44.0 73 2.9 -41.3 185 9 345.0 345.0 295.8 346.2 0.31 23 243 11183 -42.5 -48.5 52 6.0 -42.9 174 9 345.7 345.7 295.8 346.5 0.19 24 230 11552 -45.9 -48.6 74 2.7 -46.1 152 10 346.0 346.0 295.9 346.8 0.20 25 228 11611 -46.5 -50.4 64 3.9 -46.7 150 10 345.9 346.0 295.9 346.6 0.17 26 220 11847 -48.1 -56.1 39 8.0 -48.4 154 15 347.0 347.0 296.1 347.4 0.09 27 204 12342 -51.9 -62.9 26 11.0 -52.2 120 18 348.6 348.6 296.4 348.8 0.04 28 200 12470 -53.1 -63.1 29 10.0 -53.4 110 19 348.7 348.7 296.4 348.9 0.04 29 172 13419 -61.9 -65.9 59 4.0 -62.0 113 27 349.5 349.5 296.5 349.6 0.03 30 157 13976 -66.5 -71.0 53 4.5 -66.5 114 32 350.9 350.9 296.8 351.0 0.02 31 152 14171 -67.7 -78.7 19 11.0 -67.8 115 33 352.1 352.1 297.1 352.1 0.01 32 150 14250 -68.5 -78.5 22 10.0 -68.5 115 34 352.1 352.1 297.1 352.1 0.01 33 139 14703 -71.9 -79.9 29 8.0 -71.9 115 36 353.9 353.9 297.5 353.9 0.00 34 131 15053 -71.7 -83.7 15 12.0 -71.8 112 31 360.3 360.3 298.8 360.3 0.00 35 101 16563 -78.5 -88.5 18 10.0 -78.5 269 28 375.0 375.0 301.4 375.0 0.00 36 100 16620 -78.9 -88.9 18 10.0 -78.9 265 29 375.3 375.3 301.5 375.3 0.00 37 83 17658 -85.5 -91.5 33 6.0 -85.5 225 12 382.4 382.4 302.6 382.4 0.00 38 73 18365 -83.5 -89.5 34 6.0 -83.5 157 28 400.9 400.9 305.3 400.9 0.00 39 70 18600 -79.3 -87.3 26 8.0 -79.3 110 20 414.7 414.7 307.1 414.7 0.00 40 69 18682 -79.1 -87.1 26 8.0 -79.1 110 20 416.9 416.9 307.3 416.9 0.00 41 63 19196 -80.7 -88.7 25 8.0 -80.7 110 16 424.3 424.3 308.2 424.3 0.00 42 56 19870 -74.3 -88.3 10 14.0 -74.4 122 15 453.5 453.5 311.2 453.5 0.00 43 50 20530 -73.7 -89.7 7 16.0 -73.8 105 14 469.8 469.8 312.6 469.8 0.00 44 49 20648 -73.5 -89.5 7 16.0 -73.6 102 18 473.0 473.0 312.9 473.0 0.00 45 38 22172 -64.1 -88.1 2 24.0 -64.6 76 54 532.6 532.6 317.1 532.7 0.00 46 34 22851 -65.3 -89.3 2 24.0 -65.7 93 52 546.7 546.7 317.9 546.7 0.00 47 30 23620 -62.1 -89.1 2 27.0 -62.8 100 65 575.3 575.3 319.5 575.4 0.00 48 26 24515 -58.1 -88.1 1 30.0 -59.4 96 68 610.7 610.7 321.1 610.8 0.01 49 23 25291 -57.1 -88.1 1 31.0 -58.7 93 71 635.5 635.5 322.1 635.5 0.01 50 21 25873 -52.8 -86.4 1 33.6 -55.4 90 73 665.2 665.2 323.3 665.3 0.01 51 20 26190 -50.5 -85.5 1 35.0 -53.8 90 56 681.6 681.6 323.8 681.7 0.01 52 19 26527 -47.7 -84.7 1 37.0 -52.1 90 56 700.4 700.4 324.4 700.5 0.02 TRP 83 17658 -85.5 -91.5 33 6.0 -85.5 225 12 382.4 382.4 302.6 382.4 0.00 WND 21 25873 -52.8 -86.4 1 33.6 -55.4 90 73 665.2 665.2 323.3 665.3 0.01 Sounding variables and indices 1000-500 mb thick: 5802.00 m Freezing level: 550.38 mb = 5138.28 m = 16857.67 ft Wetbulb zero: 578.60 mb = 4731.92 m = 15524.49 ft Precipitable water: 2.05 inches Sfc-500 mean rel hum: 70.21 % Est. max temperature: 34.72 C = 94.49 F Sfc-Lift cond lev (LCL): 984.11 mb = 238.86 m = 783.66 ft T: 24.73 C 700-500 lapse rate: 5.37 C/km ThetaE index: 11.84 C Layer 951.0- 899.0 mb Conv cond level (CCL): 782.29 mb = 2225.57 m = 7301.66 ft Mean mixing ratio: 14.45 g/kg Conv temperature: 37.03 C = 98.65 F Cap Strength: 4.55 C Lifted Index: 1.21 C Risk: Showers probable Lifted Index @300 mb: 1.41 C Lifted Index @700 mb: 1.79 C Showalter Index: 3.32 C Risk: None Total Totals Index: 40.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 15.70 C K Index: 30.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 159.20 Risk: None Energy Index: 0.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.37 J/kg Max Up Vert Vel: 6.98 m/s Conv Inhibition (B-): 378.43 J/kg Cap Strength: 4.57 C Lift Cond Lev (LCL): 884.08 mb = 1176.72 m = 3860.59 ft Lev Free Conv (LFC): 429.08 mb = 7083.87 m = 23240.77 ft Equ Level (EL): 409.08 mb = 7450.05 m = 24442.11 ft B at Equ Level: 24.00 J/kg Max Parcel Lev (MPL): 329.08 mb = 9046.97 m = 29681.30 ft Wind level data Storm motion: 143 at 6 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 1004 60 0 0 -0.0 -0.0 | 323 6 3.6 -4.8 1 1000 98 0 0 -0.0 -0.0 | 323 6 3.6 -4.8 2 977 305 75 8 -7.7 -2.1 | 31 8 -4.2 -6.9 3 943 610 75 10 -9.7 -2.6 | 40 10 -6.1 -7.4 4 925 783 60 7 -6.1 -3.5 | 17 9 -2.5 -8.3 5 911 914 55 7 -5.7 -4.0 | 14 9 -2.2 -8.8 6 880 1219 55 10 -8.2 -5.7 | 24 12 -4.6 -10.5 7 850 1518 65 9 -8.2 -3.8 | 28 10 -4.6 -8.6 8 790 2134 30 7 -3.5 -6.1 | 360 11 0.1 -10.9 9 763 2438 20 5 -1.7 -4.7 | 349 10 1.8 -9.5 10 700 3164 105 8 -7.7 2.1 | 57 5 -4.2 -2.7 11 611 4267 195 5 1.3 4.8 | 270 5 4.9 0.0 12 589 4572 200 12 4.1 11.3 | 230 10 7.7 6.5 13 567 4877 230 15 11.5 9.6 | 252 16 15.0 4.8 14 526 5486 255 11 10.6 2.8 | 278 14 14.2 -2.0 15 500 5900 315 2 1.4 -1.4 | 321 8 5.0 -6.2 16 487 6096 305 3 2.5 -1.7 | 317 9 6.0 -6.5 17 400 7620 260 10 9.8 1.7 | 283 14 13.4 -3.1 18 384 7925 260 10 9.8 1.7 | 283 14 13.4 -3.1 19 368 8230 230 10 7.7 6.4 | 262 11 11.2 1.6 20 353 8534 210 11 5.5 9.5 | 242 10 9.1 4.7 21 338 8839 240 10 8.7 5.0 | 269 12 12.2 0.2 22 300 9720 215 7 4.0 5.7 | 263 8 7.6 0.9 23 262 10668 195 7 1.8 6.8 | 250 6 5.4 2.0 24 250 10990 185 9 0.8 9.0 | 226 6 4.3 4.2 25 229 11582 150 10 -5.0 8.7 | 160 4 -1.4 3.9 26 218 11887 155 16 -6.8 14.5 | 162 10 -3.2 9.7 27 200 12470 110 19 -17.9 6.5 | 97 14 -14.3 1.7 28 199 12497 110 19 -17.9 6.5 | 97 14 -14.3 1.7 29 150 14250 115 34 -30.8 14.4 | 109 29 -27.3 9.6 30 133 14935 115 37 -33.5 15.6 | 110 32 -30.0 10.8 31 120 15545 100 1 -1.0 0.2 | 331 5 2.6 -4.6 32 114 15850 315 20 14.1 -14.1 | 317 26 17.7 -18.9 33 100 16620 265 29 28.9 2.5 | 274 33 32.4 -2.3 34 97 16764 265 29 28.9 2.5 | 274 33 32.4 -2.3 35 87 17374 280 22 21.7 -3.8 | 289 27 25.2 -8.6 36 83 17658 225 12 8.5 8.5 | 253 13 12.0 3.7 37 83 17678 245 12 10.9 5.1 | 269 14 14.4 0.3 38 78 17983 185 19 1.7 18.9 | 200 15 5.2 14.1 39 70 18593 140 33 -21.2 25.3 | 139 27 -17.7 20.5 40 70 18600 110 20 -18.8 6.8 | 98 15 -15.2 2.0 41 66 18898 110 20 -18.8 6.8 | 98 15 -15.2 2.0 42 63 19202 110 16 -15.0 5.5 | 93 11 -11.5 0.7 43 60 19507 90 18 -18.0 0.0 | 72 15 -14.4 -4.8 44 57 19812 120 16 -13.9 8.0 | 107 11 -10.3 3.2 45 51 20422 140 3 -1.9 2.3 | 327 3 1.6 -2.5 46 50 20530 105 14 -13.5 3.6 | 83 10 -10.0 -1.2 47 40 21946 70 55 -51.7 -18.8 | 64 54 -48.1 -23.6 48 32 23165 100 51 -50.2 8.9 | 95 47 -46.7 4.1 49 30 23620 100 65 -64.0 11.3 | 96 61 -60.5 6.5 50 21 25873 90 73 -73.0 0.0 | 86 70 -69.4 -4.8 51 21 25908 90 73 -73.0 0.0 | 86 70 -69.4 -4.8 52 20 26190 90 56 -56.0 0.0 | 85 53 -52.4 -4.8 53 17 26822 90 55 -55.0 0.0 | 85 52 -51.4 -4.8 Wind Parameters Mean winds (0-6000m): 113.5 at 8.0 knts Storm direction: 143.5 at 6.0 knts Shear (0-3000m) pos: 2.5 neg: 1.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 42.1 neg: -27.3 tot: 14.8 m^2/s^2 ave: 4.9 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 1.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 7.50 Bulk Shear: 3.25 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 75 6 21 7| 10.0 0.0 10.0| 20.5 0.0 20.5 40.9 0.90| 11.6 10.5 1000 68 7 22 8| 5.0 1.7 6.7| 22.2 -8.8 13.4 13.4 0.44| 8.5 3.7 1500 64 8 23 9| 3.6 1.2 4.7| 26.6 -9.5 17.2 11.4 0.43| 6.8 2.9 2000 61 8 21 9| 2.7 1.9 4.6| 26.6 -21.0 5.6 2.8 0.18| 6.2 1.1 2500 56 8 16 9| 1.9 1.6 3.5| 29.5 -27.3 2.2 0.9 0.11| 5.7 0.7 3000 58 7 17 9| 2.5 1.3 3.8| 42.1 -27.3 14.8 4.9 0.27| 6.0 1.6 4000 72 7 25 8| 1.5 1.0 2.5| 46.8 -27.3 19.6 4.9 0.35| 5.9 2.1 5000 94 8 45 6| 1.3 0.8 2.1| 73.7 -34.8 38.9 7.8 0.31| 6.6 2.0 6000 113 8 67 4| 0.4 0.6 1.1|120.2 -35.5 84.7 14.1 0.41| 6.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251205.00.gif