UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120911.upa.cvt Date: 1100Z 9 DEC 25 Searching for FACT... Searching the city database file for: FACT ... Date:1100Z 9 DEC 25 Station: FACT WMO ident: 68816 Latitude: -33.98 Longitude: 18.60 Elevation: 42.00 ------------------------------------------------------------------------------- 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 1013 42 21.8 15.8 69 6.0 17.9 170 20 293.9 295.9 290.5 325.9 11.21 1 1012 51 21.8 15.8 69 6.0 17.9 170 21 293.9 296.0 290.6 326.0 11.22 2 1003 134 18.6 13.8 74 4.8 15.6 170 26 291.5 293.3 288.6 319.6 9.93 3 1000 162 18.4 13.8 75 4.6 15.5 170 28 291.5 293.3 288.6 319.8 9.96 4 981 326 17.6 13.8 78 3.8 15.2 170 27 292.3 294.2 289.1 321.2 10.16 5 952 582 16.8 13.3 80 3.5 14.6 170 19 294.1 295.9 289.7 323.1 10.13 6 925 827 16.4 12.1 76 4.3 13.7 185 8 296.1 297.8 289.9 323.9 9.63 7 915 919 16.2 11.5 74 4.7 13.3 165 7 296.8 298.5 289.9 323.9 9.35 8 870 1346 13.0 10.2 83 2.8 11.3 151 6 297.8 299.4 290.0 324.1 9.01 9 850 1541 11.6 9.1 85 2.5 10.1 145 6 298.3 299.9 289.8 323.3 8.56 10 843 1610 11.2 9.2 87 2.0 10.0 155 7 298.6 300.2 290.0 324.0 8.69 11 825 1791 11.4 7.6 77 3.8 9.2 180 8 300.6 302.1 290.0 324.2 7.96 12 819 1852 11.6 7.2 74 4.4 9.0 189 9 301.5 302.9 290.2 324.7 7.80 13 777 2289 8.4 5.1 80 3.3 6.5 230 12 302.6 303.9 289.9 323.9 7.10 14 759 2483 8.2 -0.8 53 9.0 3.7 231 14 304.4 305.3 288.4 318.9 4.75 15 753 2549 7.8 -2.2 49 10.0 2.9 231 15 304.7 305.5 288.1 317.9 4.32 16 718 2939 4.8 -5.2 48 10.0 0.2 237 20 305.6 306.2 287.7 316.8 3.61 17 707 3066 5.4 -9.6 33 15.0 -0.9 239 21 307.6 308.1 287.3 315.9 2.61 18 700 3147 5.0 -10.0 33 15.0 -1.3 240 22 308.0 308.5 287.5 316.1 2.55 19 691 3252 5.4 -16.6 19 22.0 -2.6 243 22 309.6 309.9 286.9 314.6 1.51 20 685 3324 5.2 -20.8 13 26.0 -3.4 244 22 310.2 310.4 286.6 313.7 1.06 21 646 3799 2.2 -29.8 7 32.0 -6.2 256 21 312.0 312.1 286.6 313.7 0.50 22 635 3937 1.6 -18.4 21 20.0 -5.3 259 21 312.9 313.1 287.9 317.6 1.41 23 624 4078 0.8 -25.2 12 26.0 -6.8 258 22 313.5 313.7 287.5 316.2 0.79 24 618 4155 0.2 -19.8 21 20.0 -6.4 257 23 313.7 313.9 288.1 318.0 1.29 25 597 4431 -0.7 -22.7 17 22.0 -7.5 253 25 315.8 316.0 288.5 319.3 1.03 26 500 5820 -10.7 -34.7 12 24.0 -15.6 270 33 320.0 320.1 289.2 321.5 0.40 27 459 6473 -14.7 -26.7 35 12.0 -17.6 266 42 322.9 323.1 290.6 326.2 0.94 28 450 6623 -15.9 -23.9 50 8.0 -18.0 267 44 323.2 323.5 291.0 327.5 1.23 29 442 6758 -17.1 -23.1 60 6.0 -18.7 268 46 323.4 323.7 291.2 328.1 1.35 30 434 6895 -17.9 -22.1 70 4.2 -19.0 269 48 324.1 324.4 291.5 329.3 1.50 31 423 7087 -19.3 -29.3 41 10.0 -21.4 270 50 324.7 324.8 291.0 327.5 0.80 32 404 7427 -21.9 -28.9 53 7.0 -23.4 270 53 325.6 325.8 291.3 328.7 0.87 33 400 7500 -22.7 -28.7 58 6.0 -23.9 270 53 325.5 325.7 291.3 328.7 0.89 34 386 7760 -25.1 -33.1 47 8.0 -26.5 270 53 325.7 325.8 291.1 327.9 0.61 35 383 7816 -24.7 -50.7 7 26.0 -27.3 270 53 326.9 326.9 290.9 327.3 0.10 36 360 8264 -27.1 -53.1 7 26.0 -29.3 270 54 329.5 329.6 291.7 329.9 0.08 37 344 8590 -29.3 -44.3 22 15.0 -30.9 264 59 330.9 330.9 292.2 331.7 0.22 38 300 9550 -37.1 -51.1 22 14.0 -38.1 260 67 333.1 333.1 292.7 333.5 0.12 39 250 10780 -46.1 -58.1 24 12.0 -46.6 260 74 337.5 337.5 293.7 337.8 0.06 40 211 11889 -54.9 -63.9 32 9.0 -55.1 268 74 340.6 340.6 294.5 340.7 0.03 41 200 12230 -57.1 -65.1 36 8.0 -57.2 270 74 342.3 342.3 294.9 342.5 0.03 42 191 12520 -59.3 -67.3 35 8.0 -59.4 270 80 343.3 343.4 295.1 343.4 0.02 43 183 12788 -59.6 -69.8 25 10.2 -59.7 260 84 347.1 347.1 296.0 347.2 0.02 44 180 12892 -59.7 -70.7 23 11.0 -59.9 260 82 348.6 348.6 296.3 348.6 0.02 45 165 13435 -60.3 -73.3 17 13.0 -60.4 263 72 356.3 356.3 298.0 356.4 0.01 46 157 13745 -59.7 -75.7 11 16.0 -59.9 264 66 362.5 362.5 299.2 362.5 0.01 47 150 14030 -60.9 -75.9 12 15.0 -61.0 265 60 365.2 365.2 299.7 365.2 0.01 48 109 15974 -68.1 -83.1 10 15.0 -68.2 257 45 386.5 386.5 303.3 386.5 0.00 49 102 16371 -68.3 -83.3 10 15.0 -68.4 255 42 393.5 393.5 304.3 393.5 0.00 50 100 16490 -67.9 -83.9 8 16.0 -68.0 255 41 396.5 396.5 304.8 396.6 0.00 51 93 16920 -71.3 -85.3 11 14.0 -71.3 267 35 398.1 398.1 304.9 398.2 0.00 52 72 18441 -66.9 -81.9 10 15.0 -67.1 310 15 437.7 437.7 309.7 437.8 0.01 53 70 18610 -67.5 -82.5 10 15.0 -67.7 315 13 440.0 440.0 309.8 440.0 0.01 54 66 18962 -69.3 -84.3 10 15.0 -69.4 319 13 443.5 443.5 310.2 443.6 0.00 55 62 19336 -66.5 -82.5 9 16.0 -66.7 324 13 457.7 457.7 311.5 457.8 0.01 56 58 19738 -67.5 -83.5 9 16.0 -67.7 329 14 464.3 464.3 312.1 464.3 0.01 57 52 20400 -63.5 -81.5 7 18.0 -63.8 337 14 488.3 488.3 314.1 488.4 0.01 58 50 20640 -64.5 -82.5 7 18.0 -64.8 340 14 491.5 491.5 314.3 491.5 0.01 59 45 21290 -63.9 -81.9 7 18.0 -64.3 348 13 508.0 508.0 315.5 508.0 0.01 60 34 23044 -57.9 -80.9 4 23.0 -58.9 10 9 566.2 566.2 319.0 566.3 0.02 61 30 23840 -56.7 -79.7 4 23.0 -58.0 20 7 590.1 590.1 320.2 590.2 0.02 62 23 25526 -55.9 -79.9 3 24.0 -57.6 72 17 639.0 639.0 322.3 639.2 0.03 63 20 26420 -53.3 -78.3 3 25.0 -55.8 100 23 673.0 673.0 323.6 673.4 0.04 64 17 27473 -50.7 -76.7 3 26.0 -54.3 713.4 713.4 324.8 714.0 0.07 TRP 191 12520 -59.3 -67.3 35 8.0 -59.4 270 80 343.3 343.4 295.1 343.4 0.02 WND 183 12788 -59.6 -69.8 25 10.2 -59.7 260 84 347.1 347.1 296.0 347.2 0.02 Sounding variables and indices 1000-500 mb thick: 5658.00 m Freezing level: 613.33 mb = 4216.38 m = 13833.11 ft Wetbulb zero: 715.84 mb = 2964.16 m = 9724.82 ft Precipitable water: 1.10 inches Sfc-500 mean rel hum: 43.96 % Est. max temperature: 25.91 C = 78.64 F Sfc-Lift cond lev (LCL): 927.33 mb = 805.58 m = 2642.95 ft T: 16.43 C 700-500 lapse rate: 5.87 C/km ThetaE index: 8.80 C Layer 777.0- 700.0 mb Conv cond level (CCL): 844.97 mb = 1590.64 m = 5218.56 ft Mean mixing ratio: 10.01 g/kg Conv temperature: 26.46 C = 79.63 F Cap Strength: 5.29 C Lifted Index: 4.34 C Risk: None Lifted Index @300 mb: 8.11 C Lifted Index @700 mb: 3.57 C Showalter Index: 3.87 C Risk: None Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 19.80 C K Index: 16.40 Risk: < 20 % chance of thunderstorms Sweat Index: 154.20 Risk: None Energy Index: -0.26 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.79 J/kg Max Up Vert Vel: 6.45 m/s Conv Inhibition (B-): 34896.62 J/kg Cap Strength: 5.26 C Lift Cond Lev (LCL): 904.58 mb = 1016.36 m = 3334.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 15 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 1013 42 170 20 -3.5 19.7 | 137 28 -18.9 20.2 1 1000 162 170 28 -4.9 27.6 | 144 35 -20.3 28.1 2 983 305 170 28 -4.9 27.6 | 144 35 -20.3 28.1 3 949 610 170 18 -3.1 17.7 | 135 26 -18.5 18.3 4 925 827 185 8 0.7 8.0 | 120 17 -14.7 8.5 5 915 914 165 7 -1.8 6.8 | 113 19 -17.2 7.3 6 850 1541 145 6 -3.4 4.9 | 106 20 -18.8 5.5 7 791 2134 230 11 8.4 7.1 | 137 10 -7.0 7.6 8 763 2438 230 14 10.7 9.0 | 154 11 -4.7 9.5 9 700 3147 240 22 19.1 11.0 | 198 12 3.7 11.5 10 632 3962 260 21 20.7 3.6 | 232 7 5.3 4.2 11 585 4572 250 27 25.4 9.2 | 226 14 10.0 9.8 12 542 5182 265 33 32.9 2.9 | 259 18 17.5 3.4 13 500 5820 270 33 33.0 -0.0 | 268 18 17.6 0.5 14 463 6401 265 41 40.8 3.6 | 261 26 25.4 4.1 15 427 7010 270 50 50.0 -0.0 | 269 35 34.6 0.5 16 400 7500 270 53 53.0 -0.0 | 269 38 37.6 0.5 17 361 8230 270 54 54.0 -0.0 | 269 39 38.6 0.5 18 331 8839 260 62 61.1 10.8 | 256 47 45.7 11.3 19 300 9550 260 67 66.0 11.6 | 256 52 50.6 12.2 20 250 10780 260 74 72.9 12.8 | 257 59 57.5 13.4 21 200 12230 270 74 74.0 -0.0 | 269 59 58.6 0.5 22 191 12520 270 80 80.0 -0.0 | 270 65 64.6 0.5 23 183 12788 260 84 82.7 14.6 | 257 69 67.3 15.1 24 150 14030 265 60 59.8 5.2 | 263 45 44.4 5.8 25 100 16490 255 41 39.6 10.6 | 245 27 24.2 11.1 26 70 18610 315 13 9.2 -9.2 | 36 11 -6.2 -8.7 27 50 20640 340 14 4.8 -13.2 | 40 16 -10.6 -12.6 28 30 23840 20 7 -2.4 -6.6 | 71 19 -17.8 -6.0 29 20 26420 100 23 -22.7 4.0 | 97 38 -38.1 4.5 Wind Parameters Mean winds (0-6000m): 242.0 at 20.5 knts Storm direction: 272.0 at 15.4 knts Shear (0-3000m) pos: 3.8 neg: 2.5 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 54.6 deg Storm rel helicity (0-3000m) pos: 100.0 neg: -89.3 tot: 10.7 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 97.63 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 ------------------------------------------------------------------------------- 500 170 25 142 32| 0.0 0.2 0.2| 31.9 -31.0 0.9 1.7 0.01| 16.2 0.1 1000 171 18 135 26| 0.0 6.9 6.9| 31.9 -80.1 -48.2 -48.2 -0.28| 16.2 -4.6 1500 168 14 128 23| 0.0 5.1 5.1| 31.9 -89.3 -57.4 -38.3 -0.32| 11.4 -3.7 2000 171 13 127 22| 2.6 3.8 6.4| 68.5 -89.3 -20.8 -10.4 -0.06| 11.4 -0.7 2500 183 13 132 20| 3.3 3.0 6.3| 82.8 -89.3 -6.6 -2.6 0.05| 10.5 0.5 3000 195 14 139 18| 3.8 2.5 6.3|100.0 -89.3 10.7 3.6 0.15| 9.8 1.4 4000 216 16 155 14| 3.2 1.9 5.1|116.7 -89.3 27.4 6.8 0.22| 8.6 1.9 5000 230 18 172 12| 3.2 1.1 4.3|144.3 -92.2 52.2 10.4 0.26| 8.3 2.1 6000 242 21 195 11| 3.1 0.9 4.1|166.9 -96.9 70.0 11.7 0.28| 7.6 2.1 Wrote GIF file: /home/apache/climate/data/raob//FACT/skewt/FACT.skewt.20251209.11.gif