UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101423.upa.cvt Date: 2300Z 14 OCT 25 Searching for FAIR... Searching the city database file for: FAIR ... Date:2300Z 14 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 133 1 925 805 SFC 851 1500 21.2 7.2 40 14.0 12.7 0 0 308.3 309.7 292.0 331.2 7.50 3 850 1533 21.8 7.8 41 14.0 13.2 160 1 309.0 310.5 292.5 333.0 7.83 4 843 1605 24.2 4.2 27 20.0 12.4 167 2 312.2 313.4 292.1 331.4 6.14 5 833 1709 25.0 0.0 19 25.0 11.1 177 4 314.1 315.0 291.3 328.7 4.59 6 715 3022 14.4 -4.6 26 19.0 4.8 249 16 316.5 317.2 291.3 328.8 3.80 7 700 3200 12.8 -4.2 30 17.0 4.2 255 16 316.7 317.4 291.6 329.6 4.00 8 551 5137 -6.1 -9.4 77 3.3 -7.5 246 15 316.7 317.3 291.0 327.7 3.40 9 538 5323 -7.3 -16.3 49 9.0 -10.4 245 16 317.4 317.8 290.0 324.0 1.99 10 515 5661 -10.3 -19.3 48 9.0 -13.1 245 19 317.8 318.1 289.8 323.2 1.61 11 514 5676 -10.3 -18.3 52 8.0 -12.9 245 19 318.0 318.3 289.9 323.9 1.76 12 503 5844 -7.7 -40.7 5 33.0 -14.0 245 21 323.1 323.1 289.9 323.9 0.22 13 500 5890 -7.9 -37.9 7 30.0 -14.0 245 21 323.4 323.5 290.1 324.5 0.29 14 458 6572 -10.5 -37.5 9 27.0 -16.0 270 16 328.4 328.4 291.6 329.6 0.33 15 400 7600 -19.7 -41.7 12 22.0 -23.0 260 19 329.4 329.4 291.8 330.3 0.25 16 384 7901 -22.5 -41.5 16 19.0 -25.2 255 19 329.6 329.6 291.9 330.6 0.26 17 300 9660 -37.1 -50.1 25 13.0 -38.0 245 24 333.1 333.1 292.7 333.6 0.13 18 250 10890 -47.7 -56.7 35 9.0 -48.0 260 26 335.2 335.2 293.2 335.4 0.07 19 226 11550 -53.3 -60.3 42 7.0 -53.5 258 36 336.4 336.4 293.4 336.6 0.05 20 200 12330 -57.9 -66.9 31 9.0 -58.0 255 48 341.1 341.1 294.6 341.2 0.02 21 196 12458 -56.1 -66.1 27 10.0 -56.3 256 48 345.9 345.9 295.7 346.0 0.03 22 161 13698 -58.7 -76.7 8 18.0 -58.9 263 50 361.6 361.6 299.0 361.6 0.01 23 157 13856 -59.5 -77.5 8 18.0 -59.7 263 51 362.8 362.8 299.2 362.8 0.01 24 150 14140 -60.9 -78.9 8 18.0 -61.1 265 51 365.2 365.2 299.7 365.2 0.01 25 129 15063 -67.3 -82.3 10 15.0 -67.4 284 42 369.8 369.8 300.5 369.8 0.00 26 111 15965 -69.1 -84.1 10 15.0 -69.2 302 33 382.6 382.6 302.6 382.6 0.00 27 100 16580 -74.3 -85.3 17 11.0 -74.3 315 27 384.2 384.2 302.9 384.2 0.00 28 97 16757 -75.1 -85.1 20 10.0 -75.2 305 32 386.0 386.0 303.2 386.0 0.00 29 92 17064 -73.9 -81.9 28 8.0 -73.9 303 28 394.2 394.2 304.4 394.3 0.01 30 88 17325 -71.7 -81.7 21 10.0 -71.8 302 25 403.7 403.7 305.7 403.7 0.01 31 76 18186 -73.3 -84.3 17 11.0 -73.3 298 15 417.6 417.6 307.4 417.7 0.00 32 70 18670 -70.7 -83.7 13 13.0 -70.8 295 9 433.1 433.1 309.1 433.2 0.01 33 50 20690 -65.3 -84.3 6 19.0 -65.6 130 4 489.6 489.6 314.2 489.6 0.01 34 35 22887 -59.9 -83.9 3 24.0 -60.7 116 21 556.3 556.3 318.5 556.3 0.01 35 30 23850 -59.5 -84.5 2 25.0 -60.4 110 29 582.4 582.4 319.8 582.5 0.01 36 20 26410 -55.3 -85.3 1 30.0 -57.5 55 23 666.9 666.9 323.3 667.0 0.01 37 18 27083 -54.9 -85.9 1 31.0 -57.3 688.6 688.6 324.0 688.7 0.01 38 14 28708 -49.9 -83.9 1 34.0 -54.4 756.8 756.8 326.1 757.0 0.02 TRP 97 16757 -75.1 -85.1 20 10.0 -75.2 305 32 386.0 386.0 303.2 386.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5757.00 m Freezing level: 599.09 mb = 4511.83 m = 14802.42 ft Wetbulb zero: 646.59 mb = 3842.36 m = 12606.02 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 41.28 % Est. max temperature: 29.22 C = 84.60 F Sfc-Lift cond lev (LCL): 691.20 mb = 3302.38 m = 10834.43 ft T: 11.80 C 700-500 lapse rate: 7.70 C/km ThetaE index: 4.23 C Layer 843.0- 715.0 mb Conv cond level (CCL): 556.24 mb = 5060.43 m = 16602.26 ft Mean mixing ratio: 4.63 g/kg Conv temperature: 29.28 C = 84.70 F Cap Strength: 3.65 C Lifted Index: 3.74 C Risk: None Lifted Index @300 mb: 3.75 C Lifted Index @700 mb: 2.00 C Showalter Index: 1.92 C Risk: Showers probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.70 C Cross Totals Index: 15.70 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 116.60 Risk: None Energy Index: -1.49 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.94 J/kg Max Up Vert Vel: 6.15 m/s Conv Inhibition (B-): 32433.27 J/kg Cap Strength: 3.59 C Lift Cond Lev (LCL): 573.23 mb = 4816.90 m = 15803.28 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 282 at 11 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 0 0 -0.0 -0.0 | 102 11 -11.2 2.4 1 850 1533 160 1 -0.3 0.9 | 106 12 -11.6 3.3 2 793 2134 220 12 7.7 9.2 | 163 12 -3.5 11.6 3 765 2438 230 18 13.8 11.6 | 190 14 2.6 13.9 4 700 3200 255 16 15.5 4.1 | 213 8 4.2 6.5 5 636 3962 260 12 11.8 2.1 | 187 4 0.6 4.5 6 590 4572 255 16 15.5 4.1 | 213 8 4.2 6.5 7 546 5182 245 15 13.6 6.3 | 195 9 2.4 8.7 8 500 5890 245 21 19.0 8.9 | 215 14 7.8 11.2 9 468 6401 270 16 16.0 -0.0 | 244 5 4.8 2.4 10 432 7010 270 17 17.0 -0.0 | 248 6 5.8 2.4 11 400 7600 260 19 18.7 3.3 | 233 9 7.5 5.7 12 366 8230 250 19 17.9 6.5 | 217 11 6.6 8.9 13 336 8839 255 18 17.4 4.7 | 221 9 6.2 7.0 14 300 9660 245 24 21.8 10.1 | 220 16 10.5 12.5 15 250 10890 260 26 25.6 4.5 | 244 16 14.4 6.9 16 200 12330 255 48 46.4 12.4 | 247 38 35.1 14.8 17 150 14140 265 51 50.8 4.4 | 260 40 39.6 6.8 18 100 16580 315 27 19.1 -19.1 | 335 18 7.9 -16.7 19 97 16757 305 32 26.2 -18.4 | 317 22 15.0 -16.0 20 70 18670 295 9 8.2 -3.8 | 65 3 -3.1 -1.4 21 50 20690 130 4 -3.1 2.6 | 109 15 -14.3 4.9 22 30 23850 110 29 -27.3 9.9 | 108 40 -38.5 12.3 23 20 26410 55 23 -18.8 -13.2 | 70 32 -30.1 -10.8 Wind Parameters Mean winds (0-6000m): 251.9 at 15.3 knts Storm direction: 281.9 at 11.5 knts Shear (0-3000m) pos: 1.7 neg: 2.1 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 109.5 deg Storm rel helicity (0-3000m) pos: 83.1 neg: -3.6 tot: 79.6 m^2/s^2 ave: 26.5 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 4.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.91 Bulk Shear: 20.91 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 ------------------------------------------------------------------------------- 500 203 5 128 12| 0.0 9.8 9.8| 35.1 0.0 35.1 70.1 0.96| 11.0 10.6 1000 223 10 154 11| 5.2 4.9 10.1| 69.0 0.0 69.0 69.0 0.96| 10.8 10.4 1500 231 12 170 10| 3.9 3.3 7.2| 77.6 0.0 77.6 51.8 0.88| 9.0 7.9 2000 238 13 179 9| 2.9 2.5 5.3| 80.0 -1.4 78.5 39.3 0.79| 7.6 6.0 2500 242 13 183 8| 2.1 2.0 4.0| 80.0 -3.6 76.4 30.5 0.68| 6.6 4.5 3000 245 13 186 8| 1.7 2.1 3.9| 83.1 -3.6 79.6 26.5 0.68| 6.1 4.1 4000 246 14 191 8| 1.3 2.1 3.4| 87.9 -8.8 79.2 19.8 0.57| 5.3 3.0 5000 248 15 198 8| 1.6 1.7 3.3|105.4 -8.8 96.6 19.3 0.55| 5.5 3.1 6000 252 15 205 8| 1.4 1.7 3.0|105.9 -12.0 93.9 15.6 0.49| 5.0 2.4 Wrote GIF file: /home/apache/climate/data/raob//FAIR/skewt/FAIR.skewt.20251014.23.gif