UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042212.upa.cvt Date: 1200Z 22 APR 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 22 APR 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 97 3.6 1.9 89 1.7 2.8 310 5 276.7 277.4 275.9 288.6 4.38 1 1000 105 3.6 1.5 86 2.1 2.7 310 5 276.8 277.5 275.8 288.4 4.26 2 925 733 -0.9 -4.4 77 3.5 -2.2 330 21 278.4 278.9 274.9 286.7 2.98 3 871 1210 -4.7 -8.3 76 3.6 -5.9 334 22 279.3 279.7 274.5 285.9 2.34 4 850 1402 -5.3 -8.6 78 3.3 -6.4 335 23 280.6 281.0 275.2 287.3 2.35 5 794 1936 -6.9 -9.6 81 2.7 -7.8 312 30 284.4 284.8 277.2 291.1 2.32 6 773 2146 -4.7 -6.7 86 2.0 -5.4 303 33 289.0 289.5 280.3 297.7 2.99 7 700 2923 -6.9 -9.4 82 2.5 -7.8 270 44 294.8 295.3 282.5 302.9 2.68 8 689 3046 -7.5 -10.2 81 2.7 -8.5 270 45 295.5 296.0 282.7 303.2 2.55 9 557 4670 -17.3 -21.3 71 4.0 -18.3 263 59 302.5 302.7 284.0 306.5 1.25 10 500 5470 -23.1 -27.7 66 4.6 -23.9 260 66 304.9 305.0 284.4 307.5 0.78 11 422 6693 -32.1 -39.1 50 7.0 -32.8 256 71 308.5 308.6 285.2 309.6 0.31 12 400 7070 -35.3 -42.3 49 7.0 -35.8 255 73 309.1 309.2 285.3 309.9 0.23 13 311 8758 -51.1 -60.1 33 9.0 -51.3 259 73 310.1 310.1 285.4 310.3 0.04 14 300 8990 -52.7 -62.7 29 10.0 -52.9 260 73 311.1 311.1 285.7 311.2 0.03 15 293 9142 -53.9 -63.9 28 10.0 -54.1 260 74 311.5 311.5 285.9 311.6 0.02 16 258 9951 -57.9 -67.9 27 10.0 -58.0 260 79 317.1 317.1 287.8 317.2 0.02 17 250 10150 -57.7 -67.7 27 10.0 -57.8 260 83 320.3 320.3 288.8 320.4 0.02 18 248 10201 -57.5 -67.5 27 10.0 -57.7 260 83 321.3 321.3 289.2 321.3 0.02 19 235 10543 -56.5 -66.5 27 10.0 -56.6 263 77 327.8 327.8 291.1 327.9 0.02 20 200 11580 -52.3 -64.3 22 12.0 -52.6 270 60 349.9 350.0 296.7 350.1 0.03 21 178 12336 -49.7 -62.7 20 13.0 -50.1 268 52 366.1 366.1 299.9 366.3 0.05 22 150 13450 -50.7 -65.7 15 15.0 -51.2 265 40 382.7 382.7 302.7 382.9 0.04 23 113 15271 -55.5 -72.5 10 17.0 -55.9 279 43 406.0 406.1 306.0 406.1 0.02 24 100 16050 -54.9 -72.9 9 18.0 -55.4 285 44 421.7 421.7 307.9 421.8 0.02 25 80 17483 -51.9 -71.9 7 20.0 -52.8 260 28 455.6 455.6 311.4 455.8 0.03 26 70 18340 -55.1 -76.1 6 21.0 -55.8 245 19 466.5 466.5 312.4 466.6 0.02 27 62 19112 -57.3 -79.3 5 22.0 -57.9 261 18 478.1 478.1 313.3 478.2 0.01 28 56 19763 -53.3 -77.3 4 24.0 -54.4 275 16 501.4 501.4 315.1 501.5 0.02 29 50 20490 -55.3 -79.3 4 24.0 -56.3 290 15 513.2 513.2 315.9 513.3 0.01 30 46 21019 -57.9 -80.9 4 23.0 -58.7 294 16 519.3 519.3 316.2 519.3 0.01 31 30 23710 -58.9 -81.9 4 23.0 -59.9 315 21 584.1 584.1 319.9 584.2 0.02 32 27 24370 -59.9 -82.9 3 23.0 -60.9 599.1 599.1 320.6 599.2 0.02 33 25 24854 -56.9 -79.9 4 23.0 -58.4 621.1 621.1 321.5 621.3 0.03 TRP 258 9951 -57.9 -67.9 27 10.0 -58.0 260 79 317.1 317.1 287.8 317.2 0.02 WND 248 10201 -57.5 -67.5 27 10.0 -57.7 260 83 321.3 321.3 289.2 321.3 0.02 Sounding variables and indices 1000-500 mb thick: 5365.00 m Freezing level: 940.00 mb = 607.40 m = 1992.76 ft Wetbulb zero: 959.03 mb = 441.96 m = 1449.97 ft Precipitable water: 0.51 inches Sfc-500 mean rel hum: 77.43 % Est. max temperature: 7.46 C = 45.43 F Sfc-Lift cond lev (LCL): 974.97 mb = 309.20 m = 1014.42 ft T: 2.14 C 700-500 lapse rate: 6.36 C/km ThetaE index: 2.70 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 895.05 mb = 994.06 m = 3261.30 ft Mean mixing ratio: 3.43 g/kg Conv temperature: 5.80 C = 42.44 F Cap Strength: 14.15 C Lifted Index: 15.14 C Risk: None Lifted Index @300 mb: 16.89 C Lifted Index @700 mb: 10.54 C Showalter Index: 15.20 C Risk: None Total Totals Index: 32.30 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 14.50 C K Index: 6.70 Risk: None Sweat Index: 112.00 Risk: None Energy Index: 4.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.96 J/kg Max Up Vert Vel: 3.45 m/s Conv Inhibition (B-): 46774.02 J/kg Cap Strength: 14.98 C Lift Cond Lev (LCL): 909.47 mb = 867.31 m = 2845.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 32 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 97 310 5 3.8 -3.2 | 122 27 -23.3 14.3 1 1000 105 310 5 3.8 -3.2 | 122 27 -23.3 14.3 2 925 733 330 21 10.5 -18.2 | 88 17 -16.6 -0.7 3 850 1402 335 23 9.7 -20.8 | 79 18 -17.4 -3.3 4 700 2923 270 44 44.0 -0.0 | 224 24 16.9 17.5 5 500 5470 260 66 65.0 11.5 | 233 48 37.9 29.0 6 400 7070 255 73 70.5 18.9 | 230 57 43.4 36.4 7 300 8990 260 73 71.9 12.7 | 236 54 44.8 30.2 8 258 9951 260 79 77.8 13.7 | 238 60 50.7 31.2 9 250 10150 260 83 81.7 14.4 | 240 63 54.6 31.9 10 248 10201 260 83 81.7 14.4 | 240 63 54.6 31.9 11 200 11580 270 60 60.0 -0.0 | 242 37 32.9 17.5 12 150 13450 265 40 39.8 3.5 | 211 25 12.7 21.0 13 100 16050 285 44 42.5 -11.4 | 248 17 15.4 6.1 14 70 18340 245 19 17.2 8.0 | 159 27 -9.9 25.6 15 50 20490 290 15 14.1 -5.1 | 134 18 -13.0 12.4 16 30 23710 315 21 14.8 -14.8 | 102 13 -12.3 2.7 Wind Parameters Mean winds (0-6000m): 272.9 at 43.0 knts Storm direction: 302.9 at 32.3 knts Shear (0-3000m) pos: 3.0 neg: 7.0 tot: 10.0 10-3/s Storm rel Dir Shear (0-3000m): 103.9 deg Storm rel helicity (0-3000m) pos: 2.6 neg: -107.7 tot: -105.1 m^2/s^2 ave: -35.0 10^-3 m/s^2 rel: -0.45 Storm rel vorticity (0-3000m) horiz: 11.2 stream: -5.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 178.52 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 ------------------------------------------------------------------------------- 500 322 11 113 22| 13.2 0.0 13.2| 0.0 -42.7 -42.7 -85.4 -0.60| 13.3 -8.0 1000 329 16 102 19| 9.0 0.0 9.0| 0.0 -65.4 -65.4 -65.4 -0.70| 9.4 -6.6 1500 330 18 95 18| 6.0 1.5 7.5| 0.0 -77.4 -77.4 -51.6 -0.65| 8.2 -5.3 2000 325 21 91 15| 4.5 4.2 8.8| 0.0 -84.7 -84.7 -42.4 -0.54| 9.5 -5.1 2500 314 24 95 10| 3.6 6.2 9.8| 0.0 -91.8 -91.8 -36.7 -0.51| 10.8 -5.5 3000 301 27 133 5| 3.0 7.0 10.0| 2.6-107.7-105.1 -35.0 -0.45| 11.2 -5.1 4000 287 33 208 9| 2.3 6.4 8.7| 24.0-107.7 -83.6 -20.9 -0.36| 9.6 -3.4 5000 279 38 222 16| 1.8 6.1 7.9| 35.2-107.7 -72.4 -14.5 -0.31| 8.6 -2.6 6000 273 43 226 22| 1.5 5.7 7.2| 36.1-118.3 -82.2 -13.7 -0.29| 7.8 -2.3 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20250422.12.gif