UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060112.upa.cvt Date: 1200Z 1 JUN 25 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 1 JUN 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 ------------------------------------------------------------------------------- 0 1000 48 240 11 SFC 995 93 31.4 7.4 22 24.0 16.8 240 11 305.0 306.2 290.2 324.7 6.50 2 925 738 25.0 0.0 19 25.0 11.6 215 17 304.9 305.6 287.9 317.6 4.13 3 850 1469 17.6 -1.4 27 19.0 7.9 245 23 304.6 305.3 287.8 317.1 4.06 4 732 2718 5.6 -4.4 49 10.0 1.0 260 26 304.8 305.5 287.5 316.4 3.77 5 706 3013 3.2 -7.8 44 11.0 -1.5 264 27 305.3 305.8 287.0 314.7 3.01 6 700 3082 3.0 -9.0 41 12.0 -2.0 265 27 305.8 306.3 286.9 314.5 2.76 7 582 4545 -7.5 -26.5 20 19.0 -12.2 268 27 310.1 310.3 286.3 312.7 0.75 8 568 4734 -7.5 -24.5 24 17.0 -12.1 268 27 312.3 312.5 287.2 315.4 0.92 9 512 5531 -14.5 -27.5 32 13.0 -17.4 270 27 313.2 313.4 287.4 315.9 0.78 10 500 5710 -15.1 -28.1 32 13.0 -18.0 270 27 314.6 314.8 287.8 317.2 0.76 11 480 6018 -17.7 -29.7 34 12.0 -20.1 268 27 315.1 315.2 287.9 317.5 0.68 12 400 7360 -26.9 -39.9 28 13.0 -28.5 260 25 320.0 320.1 289.1 321.1 0.30 13 394 7469 -27.7 -41.7 25 14.0 -29.3 259 25 320.4 320.4 289.2 321.3 0.25 14 300 9360 -43.7 -58.7 17 15.0 -44.2 235 25 323.8 323.8 289.9 324.0 0.05 15 250 10560 -53.3 -68.3 14 15.0 -53.5 230 29 326.8 326.8 290.8 326.9 0.02 16 233 11008 -56.9 -71.9 13 15.0 -57.1 238 30 328.0 328.0 291.2 328.1 0.01 17 209 11687 -61.1 -75.1 14 14.0 -61.2 250 31 331.8 331.8 292.2 331.8 0.01 18 200 11960 -60.9 -74.9 14 14.0 -61.0 250 31 336.3 336.3 293.4 336.4 0.01 19 188 12349 -56.7 -71.7 13 15.0 -56.9 251 29 349.1 349.1 296.4 349.2 0.01 20 167 13108 -53.3 -69.3 13 16.0 -53.7 253 25 366.8 366.8 300.0 366.9 0.02 21 150 13800 -53.7 -70.7 11 17.0 -54.1 255 21 377.5 377.6 301.9 377.6 0.02 22 100 16410 -53.1 -76.1 4 23.0 -53.8 270 9 425.1 425.1 308.3 425.2 0.01 23 93 16876 -54.3 -78.3 4 24.0 -54.9 279 10 431.7 431.7 309.0 431.7 0.01 24 78 18009 -51.3 -75.3 4 24.0 -52.3 301 13 460.2 460.2 311.8 460.3 0.02 25 70 18710 -52.3 -76.3 4 24.0 -53.3 315 15 472.5 472.5 312.8 472.6 0.02 26 50 20880 -52.3 -76.3 4 24.0 -53.6 330 7 520.2 520.2 316.3 520.4 0.02 27 47 21280 -52.9 -76.9 4 24.0 -54.2 345 7 528.1 528.1 316.8 528.2 0.02 28 31 23986 -50.1 -75.1 4 25.0 -52.5 82 9 602.4 602.4 320.7 602.7 0.05 29 30 24200 -50.7 -74.7 4 24.0 -53.0 90 9 606.4 606.4 320.9 606.8 0.05 30 28 24647 -52.7 -76.7 4 24.0 -54.8 97 8 612.9 613.0 321.2 613.2 0.04 31 23 25933 -46.9 -72.9 4 26.0 -50.8 116 5 665.5 665.5 323.3 666.2 0.09 32 20 26860 -46.3 -72.3 4 26.0 -50.8 130 3 694.5 694.5 324.3 695.4 0.11 33 14 29252 -42.1 -69.1 4 27.0 -49.5 783.3 783.4 326.9 785.7 0.25 TRP 209 11687 -61.1 -75.1 14 14.0 -61.2 250 31 331.8 331.8 292.2 331.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5662.00 m Freezing level: 666.29 mb = 3500.06 m = 11482.99 ft Wetbulb zero: 721.89 mb = 2831.54 m = 9289.71 ft Precipitable water: 0.64 inches Sfc-500 mean rel hum: 30.64 % Est. max temperature: 31.01 C = 87.83 F Sfc-Lift cond lev (LCL): 701.02 mb = 3070.14 m = 10072.51 ft T: 3.03 C 700-500 lapse rate: 6.89 C/km ThetaE index: 11.96 C Layer 925.0- 568.0 mb Conv cond level (CCL): 632.47 mb = 3886.03 m = 12749.29 ft Mean mixing ratio: 4.94 g/kg Conv temperature: 34.64 C = 94.35 F Cap Strength: 2.15 C Lifted Index: 1.29 C Risk: Showers probable Lifted Index @300 mb: 3.18 C Lifted Index @700 mb: 0.82 C Showalter Index: 2.96 C Risk: Showers probable Total Totals Index: 46.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 32.70 C Cross Totals Index: 13.70 C K Index: 19.30 Risk: < 20 % chance of thunderstorms Sweat Index: 150.83 Risk: None Energy Index: 0.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.02 J/kg Max Up Vert Vel: 5.10 m/s Conv Inhibition (B-): 42937.68 J/kg Cap Strength: 2.00 C Lift Cond Lev (LCL): 662.21 mb = 3521.88 m = 11554.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 289 at 18 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 ---------------------------------------------------------- 0 995 93 240 11 9.5 5.5 | 146 14 -7.8 11.4 1 925 738 215 17 9.8 13.9 | 159 21 -7.5 19.9 2 850 1469 245 23 20.8 9.7 | 193 16 3.6 15.7 3 700 3082 265 27 26.9 2.4 | 229 13 9.6 8.3 4 500 5710 270 27 27.0 -0.0 | 239 11 9.7 5.9 5 400 7360 260 25 24.6 4.3 | 216 13 7.3 10.3 6 300 9360 235 25 20.5 14.3 | 189 21 3.2 20.3 7 250 10560 230 29 22.2 18.6 | 191 25 4.9 24.6 8 209 11687 250 31 29.1 10.6 | 216 20 11.9 16.5 9 200 11960 250 31 29.1 10.6 | 216 20 11.9 16.5 10 150 13800 255 21 20.3 5.4 | 195 12 3.0 11.4 11 100 16410 270 9 9.0 -0.0 | 126 10 -8.3 5.9 12 70 18710 315 15 10.6 -10.6 | 55 8 -6.7 -4.7 13 50 20880 330 7 3.5 -6.1 | 90 14 -13.8 -0.1 14 30 24200 90 9 -9.0 0.0 | 103 27 -26.3 5.9 15 20 26860 130 3 -2.3 1.9 | 112 21 -19.6 7.9 Wind Parameters Mean winds (0-6000m): 259.0 at 24.4 knts Storm direction: 289.0 at 18.3 knts Shear (0-3000m) pos: 3.3 neg: 1.1 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 83.4 deg Storm rel helicity (0-3000m) pos: 103.5 neg: 0.0 tot: 103.5 m^2/s^2 ave: 34.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 4.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 28.85 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 ------------------------------------------------------------------------------- 500 227 13 153 17| 0.0 6.6 6.6| 14.2 0.0 14.2 28.4 0.52| 6.7 3.5 1000 224 16 159 18| 2.6 3.3 5.9| 42.6 0.0 42.6 42.6 0.65| 6.9 4.5 1500 231 18 168 17| 3.9 2.2 6.1| 72.4 0.0 72.4 48.3 0.73| 7.1 5.2 2000 237 19 176 16| 3.6 1.6 5.3| 82.9 0.0 82.9 41.5 0.76| 6.1 4.6 2500 242 20 183 16| 3.4 1.3 4.7| 93.3 0.0 93.3 37.3 0.78| 5.5 4.3 3000 247 22 190 15| 3.3 1.1 4.4|103.5 0.0 103.5 34.5 0.80| 5.1 4.0 4000 252 23 199 14| 2.5 0.8 3.4|105.9 0.0 105.9 26.5 0.80| 3.9 3.1 5000 256 24 207 13| 2.1 0.7 2.7|108.3 0.0 108.3 21.7 0.80| 3.2 2.6 6000 259 24 212 13| 1.8 0.6 2.4|109.7 -3.5 106.2 17.7 0.74| 2.8 2.1 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20250601.12.gif