UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011000.upa.cvt Date: 0000Z 10 JAN 26 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 10 JAN 26 Station: FAIR WMO ident: 68263 Latitude: -25.92 Longitude: 28.22 Elevation: 1500.00 ------------------------------------------------------------------------------- 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 153 1 925 815 SFC 851 1500 17.0 14.6 86 2.4 15.4 120 7 303.9 306.1 294.5 340.7 12.37 3 850 1533 16.4 13.2 81 3.2 14.3 120 11 303.3 305.4 293.6 336.9 11.29 4 836 1674 16.6 11.9 74 4.7 13.6 112 14 305.0 306.9 293.4 336.5 10.53 5 829 1746 18.2 8.2 52 10.0 12.0 108 15 307.4 308.9 292.4 332.5 8.26 6 807 1976 16.8 10.8 68 6.0 13.0 94 19 308.3 310.2 294.1 339.0 10.13 7 794 2115 17.8 -4.2 22 22.0 6.8 86 22 310.8 311.5 289.3 322.0 3.52 8 793 2126 17.8 -4.2 22 22.0 6.8 86 22 310.9 311.6 289.4 322.1 3.53 9 759 2500 17.0 -10.0 15 27.0 4.7 96 14 314.0 314.4 289.2 321.6 2.35 10 758 2511 17.0 -9.0 16 26.0 4.9 96 14 314.1 314.6 289.5 322.4 2.55 11 741 2704 14.8 3.8 48 11.0 8.4 99 12 313.7 315.0 293.0 335.0 6.80 12 700 3183 11.4 2.4 54 9.0 6.3 105 7 315.1 316.4 293.2 335.6 6.51 13 677 3461 9.4 2.4 62 7.0 5.4 124 13 315.9 317.2 293.6 337.2 6.74 14 601 4438 2.6 -3.4 65 6.0 -0.4 153 24 319.0 319.9 293.0 335.0 4.96 15 509 5769 -3.3 -10.3 58 7.0 -6.4 165 7 327.3 328.0 294.0 338.9 3.43 16 503 5863 -3.9 -10.9 58 7.0 -7.0 172 6 327.7 328.4 294.0 338.9 3.31 17 500 5910 -4.3 -11.3 58 7.0 -7.3 175 5 327.8 328.4 294.0 338.7 3.23 18 454 6664 -10.7 -13.5 80 2.8 -11.8 126 9 328.9 329.5 294.1 339.1 2.97 19 400 7630 -16.5 -19.0 81 2.5 -17.3 80 6 333.5 334.0 294.6 341.1 2.13 20 389 7839 -17.7 -20.7 77 3.0 -18.6 122 6 334.6 335.0 294.7 341.4 1.89 21 343 8766 -25.1 -25.1 100 0.0 -25.1 222 9 336.9 337.2 294.8 342.1 1.45 22 342 8787 -24.7 -27.2 80 2.5 -25.3 223 10 337.7 337.9 294.8 342.1 1.20 23 323 9201 -26.5 -32.5 57 6.0 -27.6 249 10 340.8 340.9 295.2 343.7 0.77 24 322 9224 -26.5 -32.5 57 6.0 -27.6 250 10 341.1 341.2 295.3 344.0 0.77 25 300 9730 -30.7 -35.3 64 4.6 -31.4 285 10 342.1 342.2 295.4 344.5 0.63 26 263 10652 -37.5 -42.4 60 4.9 -38.0 296 18 345.3 345.3 295.9 346.7 0.35 27 250 11000 -40.3 -46.3 53 6.0 -40.8 300 21 346.2 346.2 296.0 347.1 0.24 28 241 11250 -41.7 -60.7 11 19.0 -42.6 296 23 347.7 347.7 296.1 347.9 0.04 29 220 11863 -45.9 -66.9 8 21.0 -46.6 286 29 350.4 350.4 296.7 350.5 0.02 30 201 12458 -51.1 -69.1 10 18.0 -51.5 276 35 351.3 351.4 297.0 351.4 0.02 31 200 12490 -51.3 -68.3 11 17.0 -51.7 275 35 351.5 351.5 297.0 351.6 0.02 32 193 12721 -52.9 -60.9 37 8.0 -53.1 273 34 352.6 352.6 297.3 352.8 0.05 33 185 12993 -54.5 -79.5 3 25.0 -54.8 271 33 354.3 354.3 297.5 354.3 0.00 34 150 14300 -66.1 -76.1 23 10.0 -66.2 260 29 356.2 356.2 298.0 356.3 0.01 35 143 14588 -68.7 -77.7 26 9.0 -68.8 262 27 356.6 356.6 298.0 356.6 0.01 36 131 15108 -72.9 -77.1 53 4.2 -72.9 267 23 358.1 358.1 298.3 358.2 0.01 37 128 15243 -73.9 -77.6 57 3.7 -73.9 268 22 358.7 358.7 298.4 358.7 0.01 38 118 15715 -76.1 -81.1 45 5.0 -76.1 272 18 363.1 363.1 299.3 363.1 0.00 39 109 16174 -75.1 -81.1 39 6.0 -75.1 276 14 373.3 373.3 301.1 373.3 0.01 40 100 16670 -78.5 -83.2 46 4.7 -78.5 280 10 376.1 376.1 301.6 376.1 0.00 41 97 16843 -79.7 -84.1 48 4.4 -79.7 280 8 377.0 377.0 301.8 377.0 0.00 42 96 16902 -80.3 -85.1 44 4.8 -80.3 280 7 377.0 377.0 301.8 377.0 0.00 43 89 17337 -74.5 -85.5 17 11.0 -74.5 238 7 396.8 396.8 304.8 396.8 0.00 44 86 17536 -75.1 -87.1 14 12.0 -75.2 219 7 399.5 399.5 305.2 399.5 0.00 45 70 18720 -78.9 -87.9 22 9.0 -78.9 105 8 415.6 415.6 307.2 415.6 0.00 46 69 18802 -79.3 -88.3 21 9.0 -79.3 105 9 416.4 416.4 307.3 416.5 0.00 47 52 20454 -68.1 -87.1 5 19.0 -68.3 109 26 477.6 477.6 313.2 477.6 0.00 48 50 20690 -67.9 -86.9 5 19.0 -68.1 110 28 483.5 483.5 313.7 483.5 0.00 49 44 21459 -67.1 -88.1 4 21.0 -67.4 102 29 503.4 503.4 315.2 503.5 0.00 50 36 22691 -59.5 -88.5 1 29.0 -60.3 91 29 552.8 552.8 318.2 552.9 0.00 51 30 23830 -59.7 -90.7 1 31.0 -60.7 80 30 581.9 581.9 319.8 581.9 0.00 52 28 24265 -55.5 -87.5 1 32.0 -57.1 81 30 605.2 605.2 320.9 605.2 0.01 53 20 26420 -52.5 -85.5 1 33.0 -55.3 85 29 675.5 675.5 323.6 675.6 0.01 54 17 27472 -51.9 -84.9 1 33.0 -55.2 709.5 709.5 324.7 709.7 0.02 TRP 96 16902 -80.3 -85.1 44 4.8 -80.3 280 7 377.0 377.0 301.8 377.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5757.00 m Freezing level: 560.46 mb = 5024.40 m = 16484.06 ft Wetbulb zero: 606.82 mb = 4358.75 m = 14300.20 ft Precipitable water: 0.97 inches Sfc-500 mean rel hum: 55.30 % Est. max temperature: 27.72 C = 81.89 F Sfc-Lift cond lev (LCL): 821.24 mb = 1826.71 m = 5993.06 ft T: 17.71 C 700-500 lapse rate: 5.76 C/km ThetaE index: 17.10 C Layer 794.0- 793.0 mb Conv cond level (CCL): 533.44 mb = 5393.21 m = 17694.06 ft Mean mixing ratio: 6.39 g/kg Conv temperature: 37.17 C = 98.91 F Cap Strength: 7.40 C Lifted Index: 7.28 C Risk: None Lifted Index @300 mb: 10.06 C Lifted Index @700 mb: 4.99 C Showalter Index: 3.82 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 17.50 C K Index: 24.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 185.40 Risk: None Energy Index: 0.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.90 J/kg Max Up Vert Vel: 10.19 m/s Conv Inhibition (B-): 30415.10 J/kg Cap Strength: 7.39 C Lift Cond Lev (LCL): 655.39 mb = 3727.43 m = 12228.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 157 at 10 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 ---------------------------------------------------------- 0 851 1500 120 7 -6.1 3.5 | 18 6 -2.0 -6.1 1 850 1533 120 11 -9.5 5.5 | 53 7 -5.5 -4.1 2 792 2134 85 22 -21.9 -1.9 | 57 21 -17.9 -11.5 3 764 2438 95 15 -14.9 1.3 | 53 14 -10.9 -8.3 4 700 3183 105 7 -6.8 1.8 | 19 8 -2.7 -7.8 5 636 3962 160 25 -8.6 23.5 | 162 15 -4.5 13.9 6 590 4572 150 23 -11.5 19.9 | 144 13 -7.4 10.4 7 547 5182 125 16 -13.1 9.2 | 88 9 -9.0 -0.4 8 500 5910 175 5 -0.4 5.0 | 322 6 3.6 -4.6 9 469 6401 170 7 -1.2 6.9 | 313 4 2.8 -2.7 10 433 7010 65 11 -10.0 -4.6 | 23 15 -5.9 -14.2 11 400 7630 80 6 -5.9 -1.0 | 10 11 -1.8 -10.6 12 368 8230 205 6 2.5 5.4 | 302 8 6.6 -4.1 13 339 8839 225 10 7.1 7.1 | 283 11 11.1 -2.5 14 300 9730 285 10 9.7 -2.6 | 312 18 13.7 -12.2 15 250 11000 300 21 18.2 -10.5 | 312 30 22.2 -20.1 16 200 12490 275 35 34.9 -3.1 | 288 41 38.9 -12.6 17 150 14300 260 29 28.6 5.0 | 278 33 32.6 -4.5 18 100 16670 280 10 9.8 -1.7 | 309 18 13.9 -11.3 19 96 16902 280 7 6.9 -1.2 | 315 15 11.0 -10.8 20 70 18720 105 8 -7.7 2.1 | 26 8 -3.7 -7.5 21 50 20690 110 28 -26.3 9.6 | 90 22 -22.2 0.0 22 30 23830 80 30 -29.5 -5.2 | 60 29 -25.5 -14.8 23 20 26420 85 29 -28.9 -2.5 | 64 28 -24.8 -12.1 Wind Parameters Mean winds (0-6000m): 127.0 at 13.9 knts Storm direction: 157.0 at 10.4 knts Shear (0-3000m) pos: 4.3 neg: 2.9 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): 128.3 deg Storm rel helicity (0-3000m) pos: 61.6 neg: -41.7 tot: 20.0 m^2/s^2 ave: 6.7 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 10.14 Bulk Shear: 5.12 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 ------------------------------------------------------------------------------- 500 103 15 60 12| 0.0 14.1 14.1| 10.9 -3.2 7.8 15.6 0.34| 15.6 5.3 1000 94 17 57 15| 2.7 7.1 9.8| 10.9 -15.6 -4.7 -4.7 0.09| 13.1 1.2 1500 95 15 53 14| 3.7 4.7 8.4| 10.9 -25.8 -14.9 -9.9 -0.04| 10.7 -0.4 2000 98 14 52 12| 2.9 3.5 6.4| 26.4 -29.1 -2.7 -1.3 0.13| 10.5 1.4 2500 114 15 71 10| 5.1 2.8 7.9| 61.6 -29.1 32.6 13.0 0.33| 11.5 3.8 3000 125 17 90 9| 4.3 2.9 7.1| 61.6 -41.7 20.0 6.7 0.25| 10.3 2.6 4000 130 17 98 9| 3.4 2.9 6.3| 62.5 -71.9 -9.4 -2.3 0.06| 10.1 0.6 5000 132 15 93 7| 2.9 2.5 5.4| 64.4 -73.9 -9.5 -1.9 0.03| 9.3 0.3 6000 127 14 80 7| 2.8 3.1 5.9| 67.4 -89.8 -22.4 -3.7 0.01| 9.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20260110.00.gif