UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120314.upa.cvt Date: 1400Z 3 DEC 25 Searching for KSTA... Searching the city database file for: KSTA ... Date:1400Z 3 DEC 25 Station: KSTA WMO ident: 69990 Latitude: 38.97 Longitude: -77.49 Elevation: 87.00 ------------------------------------------------------------------------------- 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 1009 87 2.4 -4.6 60 7.0 -0.2 300 6 274.8 275.3 272.5 282.3 2.69 1 1000 163 1.2 -6.8 55 8.0 -1.6 325 10 274.4 274.7 271.5 280.7 2.29 2 925 783 -4.5 -8.9 71 4.4 -5.9 315 21 274.7 275.1 271.5 280.6 2.10 3 850 1448 -2.7 -14.7 39 12.0 -6.2 230 1 283.3 283.6 275.4 287.6 1.44 4 700 2993 -1.1 -31.1 8 30.0 -7.9 255 33 301.3 301.3 282.4 302.6 0.41 5 500 5610 -15.7 -24.7 46 9.0 -17.9 275 66 313.9 314.1 287.9 317.4 1.03 6 400 7250 -28.3 -35.3 51 7.0 -29.3 270 65 318.2 318.3 288.7 319.9 0.47 7 300 9250 -42.9 -51.9 37 9.0 -43.3 275 91 324.9 324.9 290.3 325.3 0.11 8 250 10450 -51.5 -59.5 38 8.0 -51.7 285 92 329.5 329.5 291.6 329.7 0.05 9 200 11870 -60.5 -71.5 22 11.0 -60.6 280 100 337.0 337.0 293.6 337.0 0.01 10 182 12456 -61.3 -73.9 17 12.6 -61.4 275 109 344.9 344.9 295.5 344.9 0.01 11 150 13650 -62.9 -78.9 10 16.0 -63.0 275 74 361.7 361.7 299.0 361.7 0.01 12 100 16140 -63.5 -87.5 2 24.0 -63.7 265 65 405.0 405.0 305.9 405.0 0.00 TRP 182 12456 -62.3 -73.3 22 11.0 -62.4 275 109 343.2 343.2 295.1 343.3 0.01 WND 182 12456 -61.3 -73.9 17 12.6 -61.4 275 109 344.9 344.9 295.5 344.9 0.01 Sounding variables and indices 1000-500 mb thick: 5447.00 m Freezing level: 984.21 mb = 293.53 m = 963.00 ft Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 33.90 % Est. max temperature: 9.81 C = 49.65 F Sfc-Lift cond lev (LCL): 904.90 mb = 955.80 m = 3135.79 ft T: -4.03 C 700-500 lapse rate: 5.58 C/km ThetaE index: 1.68 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 496.48 mb = 5661.86 m = 18575.43 ft Mean mixing ratio: 2.19 g/kg Conv temperature: 41.70 C = 107.05 F Cap Strength: 20.97 C Lifted Index: 27.58 C Risk: None Lifted Index @300 mb: 31.26 C Lifted Index @700 mb: 20.97 C Showalter Index: 22.37 C Risk: None Total Totals Index: 14.00 C Risk: None Vertical Totals Index: 13.00 C Cross Totals Index: 1.00 C K Index: -31.70 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 6.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.39 J/kg Max Up Vert Vel: 2.96 m/s Conv Inhibition (B-): 19629.93 J/kg Cap Strength: 27.19 C Lift Cond Lev (LCL): 869.78 mb = 1267.10 m = 4157.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 301 at 26 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 1009 87 300 6 5.2 -3.0 | 121 20 -16.8 10.3 1 1000 163 325 10 5.7 -8.2 | 107 17 -16.3 5.1 2 925 783 315 21 14.8 -14.8 | 78 7 -7.2 -1.6 3 850 1448 230 1 0.8 0.6 | 123 25 -21.2 13.9 4 700 2993 255 33 31.9 8.5 | 204 24 9.9 21.8 5 500 5610 275 66 65.7 -5.8 | 260 44 43.7 7.5 6 400 7250 270 65 65.0 -0.0 | 253 45 43.0 13.3 7 300 9250 275 91 90.7 -7.9 | 266 69 68.6 5.3 8 250 10450 285 92 88.9 -23.8 | 279 68 66.9 -10.5 9 200 11870 280 100 98.5 -17.4 | 273 77 76.5 -4.1 10 182 12456 275 109 108.6 -9.5 | 268 87 86.6 3.8 11 150 13650 275 74 73.7 -6.4 | 262 52 51.7 6.8 12 100 16140 265 65 64.8 5.7 | 246 47 42.7 18.9 Wind Parameters Mean winds (0-6000m): 271.1 at 34.3 knts Storm direction: 301.1 at 25.7 knts Shear (0-3000m) pos: 6.3 neg: 3.0 tot: 9.3 10-3/s Storm rel Dir Shear (0-3000m): 85.7 deg Storm rel helicity (0-3000m) pos: 219.9 neg: -71.8 tot: 148.1 m^2/s^2 ave: 49.4 10^-3 m/s^2 rel: 0.35 Storm rel vorticity (0-3000m) horiz: 13.0 stream: 4.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 100.73 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 ------------------------------------------------------------------------------- 500 320 13 104 14| 12.3 0.0 12.3| 0.0 -34.8 -34.8 -69.5 -0.64| 13.2 -8.5 1000 313 15 105 11| 6.2 6.1 12.2| 19.2 -39.0 -19.8 -19.8 -0.04| 15.8 -0.6 1500 315 12 110 14| 4.1 6.1 10.2| 32.3 -71.8 -39.5 -26.3 -0.11| 15.2 -1.6 2000 302 11 120 14| 4.3 4.5 8.8| 95.5 -71.8 23.7 11.8 0.10| 14.1 1.4 2500 285 13 136 14| 5.5 3.6 9.1|158.3 -71.8 86.6 34.6 0.25| 13.5 3.3 3000 276 16 150 13| 6.3 3.0 9.3|219.9 -71.8 148.1 49.4 0.35| 13.0 4.5 4000 269 21 178 14| 6.5 2.3 8.8|307.5 -71.8 235.7 58.9 0.43| 11.5 4.9 5000 269 28 203 15| 6.6 1.8 8.4|415.3 -71.8 343.5 68.7 0.48| 10.7 5.1 6000 271 34 224 18| 6.1 1.6 7.7|479.6 -88.5 391.1 65.2 0.48| 9.7 4.7 Wrote GIF file: /home/apache/climate/data/raob//KSTA/skewt/KSTA.skewt.20251203.14.gif