UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102200.upa.cvt Date: 0000Z 22 OCT 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:0000Z 22 OCT 25 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 223 1 925 872 SFC 855 1500 11.2 11.2 100 0.0 11.2 30 1 297.4 299.2 290.5 325.9 9.82 3 852 1546 12.4 9.4 82 3.0 10.6 12 4 298.9 300.5 290.1 324.5 8.72 4 850 1576 12.2 9.2 82 3.0 10.4 360 6 298.9 300.5 290.0 324.2 8.62 5 820 1877 10.6 6.3 75 4.3 8.2 19 10 300.3 301.7 289.3 322.0 7.32 6 765 2453 7.8 6.1 89 1.7 6.8 71 9 303.3 304.8 290.7 326.5 7.74 7 747 2650 8.6 -4.4 39 13.0 2.4 84 13 306.3 307.0 288.0 317.7 3.69 8 709 3080 4.8 -9.2 35 14.0 -1.1 113 20 306.7 307.2 287.1 315.1 2.68 9 700 3184 5.0 -16.0 20 21.0 -2.6 120 22 308.0 308.3 286.4 313.1 1.57 10 693 3266 6.0 -33.0 4 39.0 -4.0 120 21 310.0 310.1 285.8 311.2 0.34 11 651 3773 3.6 -37.4 3 41.0 -5.9 120 13 312.9 312.9 286.6 313.8 0.24 12 570 4832 -4.7 -45.7 2 41.0 -11.7 122 18 315.3 315.3 287.3 315.7 0.11 13 525 5473 -7.7 -51.7 2 44.0 -14.1 118 21 319.2 319.2 288.5 319.4 0.06 14 500 5850 -10.5 -50.5 2 40.0 -16.1 130 20 320.2 320.3 288.9 320.5 0.07 15 445 6736 -17.5 -54.5 2 37.0 -21.5 123 22 322.3 322.3 289.5 322.5 0.05 16 412 7311 -19.9 -56.9 2 37.0 -23.5 122 33 326.4 326.4 290.7 326.5 0.04 17 400 7530 -21.5 -53.5 4 32.0 -24.7 120 38 327.0 327.1 290.9 327.3 0.07 18 300 9580 -37.9 -53.9 17 16.0 -38.8 115 48 332.0 332.0 292.3 332.3 0.08 19 264 10447 -44.9 -57.9 22 13.0 -45.4 122 45 334.1 334.1 292.9 334.3 0.06 20 250 10810 -46.7 -62.7 15 16.0 -47.2 125 44 336.6 336.6 293.5 336.8 0.03 21 234 11245 -50.9 -65.9 15 15.0 -51.2 140 36 336.7 336.7 293.5 336.8 0.02 22 206 12063 -56.9 -70.9 15 14.0 -57.1 168 21 339.8 339.8 294.3 339.8 0.01 23 200 12250 -56.9 -70.9 15 14.0 -57.1 175 18 342.7 342.7 295.0 342.7 0.01 24 181 12880 -59.9 -73.9 14 14.0 -60.0 198 20 347.7 347.7 296.1 347.7 0.01 25 170 13276 -57.1 -74.1 10 17.0 -57.3 212 22 358.6 358.6 298.4 358.7 0.01 26 150 14060 -62.5 -80.5 7 18.0 -62.6 240 25 362.4 362.4 299.2 362.4 0.00 27 144 14311 -64.1 -81.1 8 17.0 -64.2 233 28 363.9 363.9 299.4 363.9 0.00 28 123 15274 -66.1 -82.1 9 16.0 -66.2 205 39 377.0 377.0 301.8 377.0 0.00 29 113 15792 -63.5 -80.5 8 17.0 -63.7 191 26 391.1 391.1 303.9 391.1 0.01 30 100 16540 -65.3 -82.3 8 17.0 -65.4 170 7 401.6 401.6 305.4 401.6 0.00 31 71 18586 -71.3 -86.3 9 15.0 -71.4 324 10 430.1 430.1 308.9 430.1 0.00 32 70 18670 -70.7 -86.7 8 16.0 -70.8 330 10 433.1 433.1 309.1 433.1 0.00 33 50 20690 -64.1 -83.1 6 19.0 -64.4 90 8 492.4 492.4 314.4 492.5 0.01 34 41 21913 -60.9 -82.9 4 22.0 -61.5 90 14 529.2 529.2 316.9 529.2 0.01 35 30 23870 -57.3 -84.3 2 27.0 -58.5 90 24 588.4 588.4 320.0 588.5 0.01 36 27 24537 -56.7 -84.7 2 28.0 -58.2 608.1 608.1 321.0 608.2 0.01 TRP 123 15274 -66.1 -82.1 9 16.0 -66.2 205 39 377.0 377.0 301.8 377.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5627.00 m Freezing level: 615.87 mb = 4232.52 m = 13886.06 ft Wetbulb zero: 720.82 mb = 2943.57 m = 9657.28 ft Precipitable water: 0.40 inches Sfc-500 mean rel hum: 25.75 % Est. max temperature: 20.66 C = 69.19 F Sfc-Lift cond lev (LCL): 855.00 mb = 1500.00 m = 4921.20 ft T: 11.20 C 700-500 lapse rate: 5.81 C/km ThetaE index: 15.26 C Layer 747.0- 651.0 mb Conv cond level (CCL): 650.29 mb = 3782.18 m = 12408.59 ft Mean mixing ratio: 7.61 g/kg Conv temperature: 26.06 C = 78.91 F Cap Strength: 4.87 C Lifted Index: 3.78 C Risk: None Lifted Index @300 mb: 6.38 C Lifted Index @700 mb: 2.99 C Showalter Index: 3.63 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 19.70 C K Index: 10.90 Risk: None Sweat Index: 142.40 Risk: None Energy Index: -0.60 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.25 J/kg Max Up Vert Vel: 6.82 m/s Conv Inhibition (B-): 26076.39 J/kg Cap Strength: 4.84 C Lift Cond Lev (LCL): 764.50 mb = 2458.53 m = 8065.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 146 at 13 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 ---------------------------------------------------------- 0 855 1500 30 1 -0.5 -0.9 | 329 14 7.1 -11.9 1 850 1576 360 6 -0.0 -6.0 | 336 19 7.6 -17.0 2 795 2134 35 13 -7.5 -10.6 | 360 22 0.1 -21.7 3 766 2438 70 9 -8.5 -3.1 | 4 14 -0.9 -14.1 4 700 3184 120 22 -19.1 11.0 | 90 11 -11.5 -0.0 5 635 3962 120 10 -8.7 5.0 | 10 6 -1.1 -6.0 6 588 4572 130 16 -12.3 10.3 | 81 5 -4.7 -0.8 7 544 5182 110 22 -20.7 7.5 | 75 14 -13.1 -3.5 8 500 5850 130 20 -15.3 12.9 | 103 8 -7.7 1.8 9 465 6401 120 18 -15.6 9.0 | 76 8 -8.0 -2.0 10 429 7010 125 26 -21.3 14.9 | 106 14 -13.7 3.9 11 400 7530 120 38 -32.9 19.0 | 107 27 -25.3 8.0 12 363 8230 115 38 -34.4 16.1 | 101 27 -26.9 5.0 13 333 8839 120 41 -35.5 20.5 | 109 29 -27.9 9.5 14 300 9580 115 48 -43.5 20.3 | 104 37 -35.9 9.2 15 250 10810 125 44 -36.0 25.2 | 117 32 -28.5 14.2 16 200 12250 175 18 -1.6 17.9 | 221 9 6.0 6.9 17 150 14060 240 25 21.7 12.5 | 267 29 29.2 1.5 18 123 15274 205 39 16.5 35.3 | 225 34 24.1 24.3 19 100 16540 170 7 -1.2 6.9 | 303 8 6.4 -4.2 20 70 18670 330 10 5.0 -8.7 | 327 23 12.6 -19.7 21 50 20690 90 8 -8.0 0.0 | 2 11 -0.4 -11.0 22 30 23870 90 24 -24.0 0.0 | 56 20 -16.4 -11.0 Wind Parameters Mean winds (0-6000m): 115.6 at 17.9 knts Storm direction: 145.6 at 13.4 knts Shear (0-3000m) pos: 3.6 neg: 1.8 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 102.1 deg Storm rel helicity (0-3000m) pos: 128.4 neg: -17.4 tot: 111.0 m^2/s^2 ave: 37.0 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.41 Bulk Shear: 56.72 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 17 8 345 20| 0.0 10.6 10.6| 40.3 0.0 40.3 80.6 0.68| 12.1 8.2 1000 36 10 354 19| 4.5 5.3 9.8| 66.0 0.0 66.0 66.0 0.58| 11.5 6.7 1500 62 11 8 16| 7.0 3.5 10.5|106.1 0.0 106.1 70.7 0.72| 11.9 8.6 2000 88 13 27 13| 5.4 2.7 8.1|122.0 -7.1 114.9 57.5 0.62| 11.4 7.0 2500 96 13 31 11| 3.3 2.1 5.4|122.0 -17.4 104.6 41.8 0.41| 10.6 4.3 3000 102 13 33 10| 3.6 1.8 5.3|128.4 -17.4 111.0 37.0 0.46| 9.7 4.5 4000 108 15 46 9| 2.9 1.9 4.8|136.8 -20.5 116.3 29.1 0.40| 8.9 3.6 5000 113 16 55 9| 2.4 1.7 4.1|145.0 -27.9 117.1 23.4 0.36| 8.0 2.9 6000 116 18 69 9| 2.5 2.1 4.6|161.3 -28.3 132.9 22.2 0.34| 8.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251022.00.gif