UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for SBSN... Searching the city database file for: SBSN ... Date:1200Z 3 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 1005 60 29.2 23.2 70 6.0 24.8 110 7 301.9 305.2 297.8 355.4 18.09 1 1000 105 27.2 22.4 75 4.8 23.7 110 7 300.4 303.5 296.8 351.1 17.30 2 994 158 26.4 22.2 78 4.2 23.3 102 12 300.1 303.2 296.7 350.4 17.19 3 925 791 22.6 17.8 74 4.8 19.3 60 26 302.4 305.0 295.2 343.8 14.00 4 868 1343 19.0 18.2 95 0.8 18.5 65 18 304.2 307.1 296.6 349.9 15.33 5 850 1524 18.2 16.0 87 2.2 16.7 65 15 305.2 307.7 295.7 345.8 13.58 6 811 1926 17.4 9.4 59 8.0 12.4 53 15 308.5 310.2 293.4 336.4 9.17 7 793 2118 16.6 9.6 63 7.0 12.1 50 15 309.6 311.4 294.0 338.7 9.51 8 700 3167 8.8 8.1 95 0.7 8.3 75 4 312.2 314.1 294.8 342.3 9.74 9 697 3203 8.6 7.9 95 0.7 8.2 85 4 312.4 314.2 294.8 342.2 9.64 10 675 3468 7.4 6.8 96 0.6 7.1 162 2 313.9 315.7 295.0 342.6 9.23 11 654 3729 6.8 4.1 83 2.7 5.2 217 1 316.1 317.6 294.6 340.9 7.88 12 556 5047 -1.3 -1.3 100 0.0 -1.3 218 6 321.5 322.8 294.7 341.8 6.27 13 533 5384 -2.1 -5.7 76 3.6 -3.8 233 8 324.5 325.4 294.3 340.0 4.70 14 500 5890 -5.7 -7.2 89 1.5 -6.4 255 10 326.1 327.0 294.6 340.9 4.46 15 490 6048 -6.9 -7.9 93 1.0 -7.4 259 9 326.5 327.4 294.6 340.9 4.31 16 405 7516 -13.5 -26.5 33 13.0 -17.1 336 5 336.2 336.5 294.4 340.2 1.08 17 400 7610 -14.3 -28.3 29 14.0 -17.9 340 5 336.4 336.6 294.3 339.8 0.93 18 393 7743 -15.1 -31.1 24 16.0 -18.9 346 5 337.1 337.2 294.3 339.8 0.73 19 362 8358 -20.1 -25.1 64 5.0 -21.4 17 7 338.4 338.7 295.1 343.4 1.38 20 352 8565 -21.3 -30.3 44 9.0 -23.3 31 10 339.5 339.7 295.0 342.8 0.87 21 319 9281 -27.3 -32.2 63 4.9 -28.2 111 10 340.9 341.0 295.3 343.9 0.80 22 306 9579 -29.7 -38.7 41 9.0 -31.0 144 10 341.6 341.7 295.1 343.3 0.44 23 300 9720 -30.9 -39.9 41 9.0 -32.1 160 10 341.8 341.9 295.1 343.4 0.40 24 266 10563 -37.5 -43.5 53 6.0 -38.1 164 7 344.2 344.2 295.6 345.4 0.31 25 250 10990 -40.1 -57.1 15 17.0 -41.1 180 14 346.4 346.5 295.9 346.7 0.07 26 247 11072 -40.5 -60.5 10 20.0 -41.5 178 14 347.0 347.1 296.0 347.2 0.04 27 245 11128 -40.9 -53.9 23 13.0 -41.7 177 15 347.3 347.3 296.1 347.7 0.10 28 209 12185 -50.5 -60.5 30 10.0 -50.8 165 19 348.4 348.4 296.3 348.6 0.05 29 203 12374 -52.1 -64.1 22 12.0 -52.4 165 20 348.8 348.8 296.4 348.9 0.03 30 200 12470 -53.1 -64.1 25 11.0 -53.4 165 20 348.7 348.7 296.4 348.8 0.03 31 190 12798 -55.3 -69.3 16 14.0 -55.5 168 21 350.3 350.3 296.7 350.4 0.02 32 170 13497 -61.5 -65.3 60 3.8 -61.6 173 24 351.3 351.3 297.0 351.5 0.03 33 166 13644 -62.5 -68.5 44 6.0 -62.6 175 25 352.1 352.1 297.1 352.2 0.02 34 152 14180 -67.3 -71.2 58 3.9 -67.3 179 27 352.8 352.8 297.3 352.9 0.02 35 150 14260 -68.3 -72.3 56 4.0 -68.3 180 27 352.4 352.4 297.2 352.5 0.01 36 143 14546 -70.9 -75.3 52 4.4 -70.9 180 28 352.7 352.7 297.3 352.8 0.01 37 136 14843 -72.5 -78.5 40 6.0 -72.5 174 30 355.0 355.0 297.7 355.0 0.01 38 114 15867 -78.7 -83.7 44 5.0 -78.7 183 24 361.9 361.9 299.1 361.9 0.00 39 101 16554 -81.3 -87.3 35 6.0 -81.3 306 7 369.6 369.6 300.5 369.6 0.00 40 100 16610 -81.5 -87.5 35 6.0 -81.5 325 10 370.3 370.3 300.6 370.3 0.00 41 83 17643 -84.7 -89.5 42 4.8 -84.7 80 22 384.0 384.0 302.9 384.0 0.00 42 73 18353 -82.7 -89.7 29 7.0 -82.7 130 13 402.6 402.6 305.6 402.6 0.00 43 70 18590 -77.3 -87.3 19 10.0 -77.3 180 4 419.0 419.0 307.6 419.0 0.00 44 51 20433 -72.5 -91.5 4 19.0 -72.6 63 14 470.0 470.0 312.6 470.0 0.00 45 50 20550 -69.9 -90.9 3 21.0 -70.1 90 32 478.8 478.8 313.4 478.8 0.00 46 45 21184 -66.5 -90.5 2 24.0 -66.8 84 39 501.7 501.7 315.1 501.7 0.00 47 41 21744 -69.7 -91.7 3 22.0 -69.9 100 44 507.2 507.2 315.5 507.2 0.00 48 31 23455 -59.7 -90.7 1 31.0 -60.6 84 56 576.5 576.5 319.5 576.5 0.00 49 30 23660 -59.9 -89.9 1 30.0 -60.8 85 56 581.3 581.3 319.8 581.4 0.00 50 22 25612 -56.1 -89.1 1 33.0 -57.9 95 63 646.6 646.6 322.6 646.6 0.01 51 20 26220 -54.5 -88.2 1 33.7 -56.9 95 71 669.2 669.2 323.4 669.3 0.01 52 19 26549 -53.7 -87.7 1 34.0 -56.3 95 71 681.7 681.7 323.9 681.8 0.01 TRP 83 17643 -84.7 -89.5 42 4.8 -84.7 80 22 384.0 384.0 302.9 384.0 0.00 WND 20 26220 -54.5 -88.2 1 33.7 -56.9 95 71 669.2 669.2 323.4 669.3 0.01 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 571.73 mb = 4835.14 m = 15863.14 ft Wetbulb zero: 575.83 mb = 4762.17 m = 15623.73 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 83.73 % Est. max temperature: 32.22 C = 90.00 F Sfc-Lift cond lev (LCL): 921.63 mb = 822.74 m = 2699.26 ft T: 22.39 C 700-500 lapse rate: 5.33 C/km ThetaE index: 13.48 C Layer 850.0- 793.0 mb Conv cond level (CCL): 807.62 mb = 1961.84 m = 6436.39 ft Mean mixing ratio: 15.50 g/kg Conv temperature: 35.99 C = 96.78 F Cap Strength: 2.11 C Lifted Index: -1.74 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.98 C Lifted Index @700 mb: -1.00 C Showalter Index: -1.21 C Risk: Thunderstorms probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.70 C K Index: 39.20 Risk: > 80 % chance of thunderstorms Sweat Index: 232.00 Risk: None Energy Index: -1.02 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 258.48 J/kg Max Up Vert Vel: 22.74 m/s Conv Inhibition (B-): 93.22 J/kg Cap Strength: 2.07 C Lift Cond Lev (LCL): 894.86 mb = 1078.74 m = 3539.14 ft Lev Free Conv (LFC): 729.86 mb = 2815.71 m = 9237.79 ft Equ Level (EL): 409.86 mb = 7423.81 m = 24356.02 ft B at Equ Level: 189.60 J/kg Max Parcel Lev (MPL): 159.86 mb = 13873.49 m = 45516.13 ft Wind level data Storm motion: 92 at 8 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 1005 60 110 7 -6.6 2.4 | 212 2 1.3 2.1 1 1000 105 110 7 -6.6 2.4 | 212 2 1.3 2.1 2 978 305 80 27 -26.6 -4.7 | 75 19 -18.7 -5.0 3 944 610 55 30 -24.6 -17.2 | 44 24 -16.7 -17.5 4 925 791 60 26 -22.5 -13.0 | 48 20 -14.6 -13.3 5 912 914 65 24 -21.8 -10.1 | 53 17 -13.9 -10.5 6 850 1524 65 15 -13.6 -6.3 | 41 9 -5.7 -6.7 7 850 1524 60 16 -13.9 -8.0 | 36 10 -6.0 -8.3 8 791 2134 50 15 -11.5 -9.6 | 20 11 -3.6 -10.0 9 763 2438 35 8 -4.6 -6.6 | 334 8 3.3 -6.9 10 700 3167 75 4 -3.9 -1.0 | 289 4 4.0 -1.4 11 659 3658 220 1 0.6 0.8 | 267 9 8.5 0.4 12 611 4267 185 3 0.3 3.0 | 252 9 8.1 2.6 13 500 5890 255 10 9.7 2.6 | 263 18 17.5 2.2 14 487 6096 260 9 8.9 1.6 | 266 17 16.7 1.2 15 468 6401 290 10 9.4 -3.4 | 282 18 17.3 -3.8 16 400 7610 340 5 1.7 -4.7 | 298 11 9.6 -5.0 17 368 8230 10 6 -1.0 -5.9 | 312 9 6.8 -6.3 18 353 8534 30 10 -5.0 -8.7 | 342 9 2.9 -9.0 19 300 9720 160 10 -3.4 9.4 | 206 10 4.5 9.1 20 286 10058 160 10 -3.4 9.4 | 206 10 4.5 9.1 21 262 10668 165 6 -1.6 5.8 | 229 8 6.3 5.5 22 251 10973 185 12 1.0 12.0 | 218 15 8.9 11.6 23 250 10990 180 14 0.0 14.0 | 210 16 7.9 13.7 24 229 11582 165 17 -4.4 16.4 | 192 16 3.5 16.1 25 200 12470 165 20 -5.2 19.3 | 188 19 2.7 19.0 26 150 14260 180 27 0.0 27.0 | 196 28 7.9 26.7 27 148 14326 185 27 2.4 26.9 | 201 28 10.2 26.6 28 127 15240 165 33 -8.5 31.9 | 179 32 -0.7 31.5 29 120 15545 175 35 -3.1 34.9 | 188 35 4.8 34.5 30 108 16154 190 13 2.3 12.8 | 219 16 10.1 12.5 31 103 16459 275 2 2.0 -0.2 | 273 10 9.9 -0.5 32 100 16610 325 10 5.7 -8.2 | 302 16 13.6 -8.5 33 97 16764 325 10 5.7 -8.2 | 302 16 13.6 -8.5 34 92 17069 320 10 6.4 -7.7 | 299 16 14.3 -8.0 35 83 17643 80 22 -21.7 -3.8 | 73 14 -13.8 -4.2 36 82 17678 75 13 -12.6 -3.4 | 52 6 -4.7 -3.7 37 78 17983 80 17 -16.7 -3.0 | 70 9 -8.9 -3.3 38 74 18288 115 16 -14.5 6.8 | 134 9 -6.6 6.4 39 70 18590 180 4 0.0 4.0 | 245 9 7.9 3.7 40 70 18593 110 32 -30.1 10.9 | 116 25 -22.2 10.6 41 66 18898 185 3 0.3 3.0 | 252 9 8.1 2.6 42 54 20117 75 10 -9.7 -2.6 | 31 3 -1.8 -2.9 43 51 20422 60 12 -10.4 -6.0 | 22 7 -2.5 -6.3 44 50 20550 90 32 -32.0 0.0 | 89 24 -24.1 -0.3 45 49 20726 95 24 -23.9 2.1 | 96 16 -16.0 1.7 46 46 21031 80 38 -37.4 -6.6 | 77 30 -29.5 -6.9 47 40 21946 105 46 -44.4 11.9 | 108 38 -36.5 11.6 48 34 22860 80 54 -53.2 -9.4 | 78 46 -45.3 -9.7 49 30 23660 85 56 -55.8 -4.9 | 84 48 -47.9 -5.2 50 27 24384 85 66 -65.7 -5.8 | 84 58 -57.9 -6.1 51 24 24994 95 54 -53.8 4.7 | 95 46 -45.9 4.4 52 20 26220 95 71 -70.7 6.2 | 95 63 -62.8 5.8 53 18 26518 95 71 -70.7 6.2 | 95 63 -62.8 5.8 54 17 26822 95 68 -67.7 5.9 | 95 60 -59.9 5.6 Wind Parameters Mean winds (0-6000m): 62.5 at 10.5 knts Storm direction: 92.5 at 7.9 knts Shear (0-3000m) pos: 2.0 neg: 2.5 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 86.3 deg Storm rel helicity (0-3000m) pos: 13.8 neg: -125.2 tot: -111.3 m^2/s^2 ave: -37.1 10^-3 m/s^2 rel: -0.59 Storm rel vorticity (0-3000m) horiz: 11.3 stream: -6.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 13.91 Bulk Shear: 18.59 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 22 66 15| 0.0 26.4 26.4| 0.0 -77.8 -77.8 -155.5 -0.72| 34.3-24.7 1000 67 24 56 17| 4.2 13.2 17.4| 13.8 -88.1 -74.3 -74.3 -0.54| 22.2-11.9 1500 66 22 53 15| 2.8 7.1 9.9| 13.8 -97.6 -83.7 -55.8 -0.52| 17.4 -9.0 2000 64 20 49 14| 2.1 5.3 7.4| 13.8-104.0 -90.2 -45.1 -0.54| 13.6 -7.4 2500 62 18 43 12| 1.7 2.9 4.6| 13.8-121.7-107.8 -43.1 -0.59| 12.7 -7.5 3000 61 16 38 10| 2.0 2.5 4.4| 13.8-125.2-111.3 -37.1 -0.59| 11.3 -6.7 4000 62 13 28 7| 2.3 1.8 4.1| 17.4-132.6-115.2 -28.8 -0.56| 9.7 -5.4 5000 65 11 23 5| 2.2 1.5 3.7| 18.4-136.4-118.0 -23.6 -0.54| 8.3 -4.5 6000 62 11 16 5| 2.0 1.2 3.2| 37.8-136.4 -98.7 -16.4 -0.45| 7.5 -3.3 Wrote GIF file: /home/apache/climate/data/raob//SBSN/skewt/SBSN.skewt.20251203.12.gif