UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122000.upa.cvt Date: 0000Z 20 DEC 25 Searching for SB107... Searching the city database file for: SB107 ... Date:0000Z 20 DEC 25 Station: SB107 WMO ident: 82107 Latitude: -0.12 Longitude: -66.97 ------------------------------------------------------------------------------- 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 96 270 2 SFC 999 105 25.0 24.3 96 0.7 24.5 270 2 298.2 301.8 297.7 355.0 19.49 2 925 782 22.0 21.6 98 0.4 21.7 205 4 301.8 305.1 297.6 354.4 17.83 3 850 1514 19.0 15.9 82 3.1 16.9 40 10 306.0 308.6 295.8 346.5 13.49 4 849 1524 19.0 15.9 82 3.1 16.9 40 10 306.2 308.7 295.9 346.7 13.51 5 800 2034 16.0 12.0 77 4.0 13.4 57 16 308.2 310.3 294.7 341.8 11.08 6 700 3158 9.2 9.0 99 0.2 9.1 60 16 312.7 314.6 295.4 344.7 10.36 7 678 3422 7.6 7.6 100 0.0 7.6 44 13 313.8 315.6 295.3 343.9 9.71 8 658 3670 8.0 5.1 82 2.9 6.2 28 10 316.9 318.5 295.1 343.4 8.41 9 607 4331 3.0 2.2 94 0.8 2.5 347 4 318.5 320.0 294.8 342.1 7.41 10 587 4603 2.0 0.9 92 1.1 1.4 332 7 320.4 321.8 295.0 342.8 6.98 11 564 4925 1.2 -3.6 70 4.8 -1.3 317 10 323.2 324.2 294.4 340.2 5.20 12 555 5055 1.4 -5.6 60 7.0 -2.1 325 12 324.9 325.8 294.3 339.9 4.54 13 500 5890 -3.3 -13.3 46 10.0 -7.4 345 27 329.0 329.6 293.9 338.4 2.74 14 497 5938 -3.7 -14.7 42 11.0 -8.1 345 27 329.1 329.6 293.7 337.6 2.46 15 437 6937 -12.5 -14.0 89 1.5 -13.1 323 27 330.3 330.9 294.4 340.5 2.97 16 400 7610 -15.1 -16.7 88 1.6 -15.7 300 13 335.4 335.9 295.4 344.5 2.59 17 377 8057 -17.5 -19.9 82 2.4 -18.3 289 10 337.9 338.3 295.6 345.4 2.09 18 339 8845 -23.5 -24.0 96 0.5 -23.7 311 4 340.2 340.5 295.8 346.1 1.62 19 300 9730 -29.9 -31.8 83 1.9 -30.3 360 7 343.2 343.4 295.9 346.6 0.89 20 250 11000 -39.9 -44.0 65 4.1 -40.3 90 4 346.7 346.8 296.2 348.0 0.31 21 233 11476 -43.5 -49.5 51 6.0 -43.9 127 4 348.3 348.4 296.4 349.1 0.18 22 202 12416 -52.1 -55.6 66 3.5 -52.2 129 19 349.3 349.3 296.5 349.7 0.10 23 200 12480 -52.7 -56.3 65 3.6 -52.8 130 20 349.3 349.3 296.5 349.7 0.09 24 150 14270 -68.7 -73.7 48 5.0 -68.7 150 37 351.7 351.7 297.0 351.8 0.01 25 140 14679 -72.9 -77.9 47 5.0 -72.9 150 37 351.4 351.4 297.0 351.4 0.01 26 101 16545 -83.3 -88.3 41 5.0 -83.3 79 41 365.7 365.7 299.8 365.7 0.00 27 100 16600 -83.5 -88.5 41 5.0 -83.5 85 39 366.4 366.4 299.9 366.4 0.00 28 85 17506 -86.5 -92.5 33 6.0 -86.5 85 37 377.8 377.8 301.9 377.8 0.00 29 70 18610 -74.9 -87.9 12 13.0 -75.0 215 18 424.1 424.1 308.2 424.2 0.00 30 50 20560 -75.3 -89.3 9 14.0 -75.4 80 14 466.0 466.0 312.3 466.1 0.00 TRP 85 17506 -86.5 -92.5 33 6.0 -86.5 85 37 377.8 377.8 301.9 377.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5794.00 m Freezing level: 538.62 mb = 5303.81 m = 17400.75 ft Wetbulb zero: 575.07 mb = 4768.33 m = 15643.93 ft Precipitable water: 2.39 inches Sfc-500 mean rel hum: 83.16 % Est. max temperature: 32.92 C = 91.25 F Sfc-Lift cond lev (LCL): 989.34 mb = 190.36 m = 624.53 ft T: 24.62 C 700-500 lapse rate: 4.58 C/km ThetaE index: 8.48 C Layer 925.0- 849.0 mb Conv cond level (CCL): 923.83 mb = 792.98 m = 2601.60 ft Mean mixing ratio: 18.22 g/kg Conv temperature: 28.63 C = 83.54 F Cap Strength: 0.36 C Lifted Index: -1.85 C Risk: Thunderstorms probable Lifted Index @300 mb: -3.82 C Lifted Index @700 mb: -2.54 C Showalter Index: 0.90 C Risk: Thunderstorms probable Total Totals Index: 41.50 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.20 C K Index: 38.00 Risk: > 80 % chance of thunderstorms Sweat Index: 237.80 Risk: None Energy Index: -1.59 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1442.13 J/kg Max Up Vert Vel: 53.71 m/s Conv Inhibition (B-): 8.73 J/kg Cap Strength: 0.36 C Lift Cond Lev (LCL): 939.99 mb = 640.54 m = 2101.47 ft Lev Free Conv (LFC): 824.99 mb = 1769.95 m = 5806.86 ft Equ Level (EL): 124.99 mb = 15326.86 m = 50284.36 ft B at Equ Level: 1415.50 J/kg Max Parcel Lev (MPL): 74.99 mb = 18218.10 m = 59769.95 ft Wind level data Storm motion: 52 at 9 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 ---------------------------------------------------------- 0 999 105 270 2 2.0 -0.0 | 238 11 9.0 5.5 1 977 305 245 9 8.2 3.8 | 238 18 15.1 9.3 2 943 610 230 8 6.1 5.1 | 231 17 13.1 10.7 3 925 782 205 4 1.7 3.6 | 224 13 8.7 9.1 4 911 914 175 1 -0.1 1.0 | 227 9 6.9 6.5 5 850 1514 40 10 -6.4 -7.7 | 346 2 0.6 -2.2 6 849 1524 40 10 -6.4 -7.7 | 346 2 0.6 -2.2 7 790 2134 60 17 -14.7 -8.5 | 69 8 -7.7 -3.0 8 762 2438 60 18 -15.6 -9.0 | 68 9 -8.6 -3.5 9 735 2743 55 15 -12.3 -8.6 | 60 6 -5.3 -3.1 10 709 3048 65 17 -15.4 -7.2 | 79 9 -8.4 -1.7 11 700 3158 60 16 -13.9 -8.0 | 70 7 -6.9 -2.5 12 611 4267 350 3 0.5 -3.0 | 251 8 7.5 2.6 13 566 4877 315 10 7.1 -7.1 | 276 14 14.1 -1.6 14 525 5486 350 16 2.8 -15.8 | 316 14 9.8 -10.2 15 500 5890 345 27 7.0 -26.1 | 326 25 14.0 -20.6 16 487 6096 345 27 7.0 -26.1 | 326 25 14.0 -20.6 17 450 6706 330 31 15.5 -26.8 | 314 31 22.5 -21.3 18 400 7610 300 13 11.3 -6.5 | 273 18 18.2 -1.0 19 399 7620 320 17 10.9 -13.0 | 293 19 17.9 -7.5 20 383 7925 285 10 9.7 -2.6 | 260 17 16.6 2.9 21 368 8230 295 9 8.2 -3.8 | 264 15 15.1 1.7 22 353 8534 295 3 2.7 -1.3 | 246 11 9.7 4.2 23 300 9730 360 7 -0.0 -7.0 | 282 7 7.0 -1.5 24 250 11000 90 4 -4.0 0.0 | 208 6 3.0 5.5 25 240 11278 130 2 -1.5 1.3 | 219 9 5.4 6.8 26 219 11887 120 10 -8.7 5.0 | 171 11 -1.7 10.5 27 200 12480 130 20 -15.3 12.9 | 156 20 -8.3 18.4 28 150 14270 150 37 -18.5 32.0 | 163 39 -11.5 37.6 29 149 14326 150 31 -15.5 26.8 | 165 33 -8.5 32.4 30 134 14935 150 41 -20.5 35.5 | 162 43 -13.5 41.0 31 127 15240 135 45 -31.8 31.8 | 146 45 -24.8 37.3 32 102 16459 70 45 -42.3 -15.4 | 74 37 -35.3 -9.9 33 100 16600 85 39 -38.9 -3.4 | 94 32 -31.9 2.1 34 97 16764 85 39 -38.9 -3.4 | 94 32 -31.9 2.1 35 92 17069 105 33 -31.9 8.5 | 119 29 -24.9 14.0 36 87 17374 85 24 -23.9 -2.1 | 101 17 -16.9 3.4 37 85 17506 85 37 -36.9 -3.2 | 94 30 -29.9 2.3 38 82 17678 85 38 -37.9 -3.3 | 94 31 -30.9 2.2 39 74 18288 70 12 -11.3 -4.1 | 108 5 -4.3 1.4 40 70 18610 215 18 10.3 14.7 | 221 27 17.3 20.3 41 67 18898 205 18 7.6 16.3 | 214 26 14.6 21.8 42 63 19202 240 22 19.1 11.0 | 238 31 26.0 16.5 43 60 19507 300 12 10.4 -6.0 | 272 17 17.4 -0.5 44 54 20117 240 1 0.9 0.5 | 233 10 7.8 6.0 45 51 20422 140 10 -6.4 7.7 | 182 13 0.6 13.2 46 50 20560 80 14 -13.8 -2.4 | 114 7 -6.8 3.1 47 48 20726 85 12 -12.0 -1.0 | 132 7 -5.0 4.5 48 43 21336 80 29 -28.6 -5.0 | 91 22 -21.6 0.5 Wind Parameters Mean winds (0-6000m): 21.7 at 11.9 knts Storm direction: 51.7 at 8.9 knts Shear (0-3000m) pos: 1.3 neg: 2.1 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -164.0 deg Storm rel helicity (0-3000m) pos: 13.8 neg: -40.0 tot: -26.3 m^2/s^2 ave: -8.8 10^-3 m/s^2 rel: -0.23 Storm rel vorticity (0-3000m) horiz: 8.7 stream: -2.0 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 33.32 Bulk Shear: 43.28 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 ------------------------------------------------------------------------------- 500 241 7 236 16| 0.0 6.8 6.8| 2.1 -13.9 -11.8 -23.6 -0.25| 10.1 -2.5 1000 230 6 231 14| 0.0 2.8 2.8| 3.6 -30.0 -26.4 -26.4 -0.34| 10.7 -3.7 1500 267 6 246 14| 0.0 4.2 4.2| 4.1 -37.2 -33.1 -22.1 -0.46| 12.5 -5.7 2000 46 8 278 1| 1.8 3.2 5.0| 9.6 -37.2 -27.5 -13.8 -0.28| 11.1 -3.1 2500 54 10 73 1| 1.4 2.5 3.9| 10.1 -38.8 -28.7 -11.5 -0.27| 9.5 -2.6 3000 56 11 74 2| 1.3 2.1 3.4| 13.8 -40.0 -26.3 -8.8 -0.23| 8.7 -2.0 4000 54 11 62 2| 1.0 1.0 2.0| 13.8 -59.5 -45.8 -11.4 -0.39| 8.6 -3.3 5000 43 10 360 2| 0.8 1.7 2.5| 35.2 -62.2 -27.0 -5.4 -0.26| 8.2 -2.1 6000 22 12 335 6| 1.1 2.1 3.2| 74.5 -62.7 11.8 2.0 -0.11| 8.3 -0.9 Wrote GIF file: /home/apache/climate/data/raob//SB107/skewt/SB107.skewt.20251220.00.gif