UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112900.upa.cvt Date: 0000Z 29 NOV 25 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 29 NOV 25 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1001 90 -6.5 -6.5 100 0.0 -6.5 0 0 266.6 267.0 266.6 272.9 2.34 1 1000 98 -6.1 -6.5 97 0.4 -6.2 359 0 267.0 267.4 266.9 273.3 2.35 2 975 299 -0.9 -1.4 96 0.5 -1.1 340 7 274.2 274.8 273.3 283.9 3.53 3 925 718 -3.3 -3.9 96 0.6 -3.5 300 21 275.9 276.5 273.7 284.5 3.09 4 862 1271 -7.5 -7.9 97 0.4 -7.7 300 28 277.2 277.6 273.5 284.0 2.44 5 850 1380 -7.5 -7.9 97 0.4 -7.7 300 29 278.3 278.7 274.2 285.3 2.48 6 819 1669 -7.3 -7.7 97 0.4 -7.4 301 30 281.5 281.9 276.1 288.9 2.61 7 700 2875 -14.3 -17.7 75 3.4 -15.1 305 33 286.6 286.9 277.0 290.7 1.36 8 666 3250 -17.1 -20.7 74 3.6 -17.9 306 35 287.6 287.8 277.2 291.0 1.10 9 623 3748 -19.9 -22.7 78 2.8 -20.4 307 38 290.0 290.1 278.2 293.0 0.99 10 530 4924 -29.5 -31.0 87 1.5 -29.7 309 44 292.2 292.3 278.6 293.9 0.54 11 514 5143 -29.1 -30.6 87 1.5 -29.3 310 45 295.2 295.3 280.0 297.1 0.58 12 500 5340 -29.9 -32.4 79 2.5 -30.2 310 46 296.6 296.7 280.6 298.2 0.50 13 487 5528 -29.7 -33.4 70 3.7 -30.2 311 49 299.1 299.2 281.6 300.6 0.47 14 431 6391 -34.7 -45.7 32 11.0 -35.4 317 63 303.3 303.4 283.0 303.9 0.15 15 400 6910 -37.5 -50.5 25 13.0 -38.2 320 71 306.3 306.3 284.0 306.6 0.09 16 349 7837 -43.1 -57.5 19 14.4 -43.6 320 85 310.9 310.9 285.7 311.1 0.05 17 300 8840 -49.3 -65.3 14 16.0 -49.6 315 83 315.9 315.9 287.4 315.9 0.02 18 286 9152 -51.7 -66.7 15 15.0 -52.0 316 79 316.8 316.8 287.7 316.8 0.02 19 250 10020 -54.5 -68.5 16 14.0 -54.7 320 69 325.0 325.0 290.3 325.1 0.02 20 200 11430 -58.3 -72.3 15 14.0 -58.5 315 60 340.4 340.4 294.4 340.5 0.01 21 188 11818 -60.1 -74.1 14 14.0 -60.2 315 56 343.6 343.6 295.2 343.7 0.01 22 168 12522 -58.9 -72.9 15 14.0 -59.1 315 52 356.8 356.8 298.1 356.9 0.01 23 150 13230 -60.7 -74.7 14 14.0 -60.9 315 48 365.5 365.5 299.8 365.6 0.01 24 100 15730 -64.9 -78.9 13 14.0 -65.0 320 50 402.3 402.3 305.5 402.4 0.01 25 70 17880 -67.7 -82.7 10 15.0 -67.8 320 46 439.5 439.6 309.8 439.6 0.01 26 63 18513 -69.7 -84.7 9 15.0 -69.8 318 45 448.6 448.6 310.7 448.6 0.00 27 50 19890 -70.7 -84.7 11 14.0 -70.8 315 42 476.9 476.9 313.2 476.9 0.01 28 34 22156 -73.7 -88.7 8 15.0 -73.8 311 53 524.6 524.6 316.6 524.6 0.00 29 30 22880 -76.9 -90.9 9 14.0 -77.0 310 56 535.0 535.0 317.2 535.0 0.00 30 26 23696 -80.1 -94.1 8 14.0 -80.1 548.3 548.3 318.0 548.3 0.00 31 21 24904 -79.9 -93.9 8 14.0 -80.0 583.4 583.4 319.8 583.4 0.00 TRP 188 11818 -60.1 -74.1 14 14.0 -60.2 315 56 343.6 343.6 295.2 343.7 0.01 WND 349 7837 -43.1 -57.5 19 14.4 -43.6 320 85 310.9 310.9 285.7 311.1 0.05 Sounding variables and indices 1000-500 mb thick: 5242.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 86.36 % Est. max temperature: 5.12 C = 41.22 F Sfc-Lift cond lev (LCL): 1000.76 mb = 92.05 m = 301.99 ft T: -6.40 C 700-500 lapse rate: 6.33 C/km ThetaE index: 0.44 C Layer 862.0- 850.0 mb Conv cond level (CCL): 1000.00 mb = 98.00 m = 321.52 ft Mean mixing ratio: 3.13 g/kg Conv temperature: -2.64 C = 27.24 F Cap Strength: 10.90 C Lifted Index: 11.86 C Risk: None Lifted Index @300 mb: 23.48 C Lifted Index @700 mb: 6.33 C Showalter Index: 9.92 C Risk: None Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.40 C Cross Totals Index: 22.00 C K Index: 11.10 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 2.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.14 J/kg Max Up Vert Vel: 7.50 m/s Conv Inhibition (B-): 45456.41 J/kg Cap Strength: 11.67 C Lift Cond Lev (LCL): 942.82 mb = 565.97 m = 1856.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 337 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 1001 90 0 0 -0.0 -0.0 | 157 26 -10.2 23.8 1 925 718 300 21 18.2 -10.5 | 211 16 8.0 13.3 2 850 1380 300 29 25.1 -14.5 | 238 18 14.9 9.3 3 700 2875 305 33 27.0 -18.9 | 254 18 16.8 4.9 4 500 5340 310 46 35.2 -29.6 | 283 26 25.0 -5.7 5 400 6910 320 71 45.6 -54.4 | 311 47 35.4 -30.6 6 349 7837 320 85 54.6 -65.1 | 313 61 44.4 -41.3 7 300 8840 315 83 58.7 -58.7 | 306 60 48.5 -34.9 8 250 10020 320 69 44.4 -52.9 | 310 45 34.1 -29.0 9 200 11430 315 60 42.4 -42.4 | 300 37 32.2 -18.6 10 188 11818 315 56 39.6 -39.6 | 298 33 29.4 -15.8 11 150 13230 315 48 33.9 -33.9 | 293 26 23.7 -10.1 12 100 15730 320 50 32.1 -38.3 | 303 26 21.9 -14.5 13 70 17880 320 46 29.6 -35.2 | 300 22 19.4 -11.4 14 50 19890 315 42 29.7 -29.7 | 287 20 19.5 -5.9 15 30 22880 310 56 42.9 -36.0 | 290 35 32.7 -12.2 Wind Parameters Mean winds (0-6000m): 306.8 at 34.6 knts Storm direction: 336.8 at 25.9 knts Shear (0-3000m) pos: 1.6 neg: 4.4 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 100.2 deg Storm rel helicity (0-3000m) pos: 112.1 neg: -5.4 tot: 106.7 m^2/s^2 ave: 35.6 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 6.5 stream: 4.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.30 Bulk Shear: 92.67 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 ------------------------------------------------------------------------------- 500 297 8 172 20| 0.0 17.2 17.2| 33.5 -5.4 28.1 56.2 0.43| 19.0 8.2 1000 300 15 190 16| 0.0 13.1 13.1| 70.5 -5.4 65.0 65.0 0.61| 14.8 9.0 1500 300 20 205 16| 1.4 8.7 10.1| 87.9 -5.4 82.5 55.0 0.65| 11.3 7.3 2000 301 22 215 15| 1.4 6.6 8.0| 95.4 -5.4 90.0 45.0 0.67| 8.9 5.9 2500 301 24 223 15| 1.4 5.2 6.7|102.9 -5.4 97.5 39.0 0.68| 7.4 5.1 3000 302 26 228 15| 1.6 4.4 5.9|112.1 -5.4 106.7 35.6 0.70| 6.5 4.6 4000 304 28 239 16| 1.9 3.3 5.1|135.3 -5.4 129.9 32.5 0.71| 5.6 4.0 5000 305 31 249 16| 2.1 2.6 4.7|160.1 -5.4 154.7 30.9 0.72| 5.1 3.6 6000 307 35 260 18| 2.9 2.2 5.1|233.2 -5.4 227.8 38.0 0.70| 5.4 3.8 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20251129.00.gif