UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011312.upa.cvt Date: 1200Z 13 JAN 26 Searching for U3921... Searching the city database file for: U3921 ... Date:1200Z 13 JAN 26 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 1034 98 -30.5 -34.1 71 3.6 -30.7 0 0 240.3 240.4 240.2 240.9 0.21 1 1032 111 -26.5 -30.5 69 4.0 -26.8 350 0 244.4 244.5 244.3 245.2 0.29 2 1008 281 -24.5 -28.7 68 4.2 -24.9 227 2 248.1 248.1 247.7 249.0 0.35 3 1000 339 -22.7 -26.9 69 4.2 -23.1 185 3 250.4 250.5 250.0 251.6 0.42 4 993 391 -20.9 -24.9 70 4.0 -21.4 184 4 252.8 252.8 252.2 254.1 0.51 5 974 534 -18.9 -23.0 70 4.1 -19.5 182 7 256.2 256.3 255.4 257.9 0.62 6 925 920 -17.1 -20.8 73 3.7 -17.7 175 15 261.8 261.9 260.2 264.0 0.79 7 923 936 -16.9 -20.6 73 3.7 -17.5 175 15 262.2 262.3 260.5 264.4 0.80 8 869 1389 -16.5 -20.1 74 3.6 -17.1 182 11 267.2 267.3 264.4 269.7 0.89 9 850 1555 -16.1 -21.1 65 5.0 -17.0 185 9 269.3 269.4 265.8 271.7 0.83 10 821 1815 -16.1 -28.1 35 12.0 -17.9 215 8 272.0 272.0 266.9 273.3 0.46 11 807 1944 -16.9 -33.9 21 17.0 -19.0 230 7 272.5 272.5 266.9 273.3 0.27 12 700 3000 -20.3 -42.3 12 22.0 -22.3 355 1 280.0 280.0 271.4 280.4 0.13 13 654 3503 -22.9 -43.9 13 21.0 -24.6 352 5 282.6 282.6 272.9 283.0 0.12 14 624 3848 -22.9 -44.9 12 22.0 -24.8 350 9 286.4 286.4 275.0 286.8 0.11 15 506 5356 -33.9 -46.9 26 13.0 -34.7 341 22 290.7 290.7 277.2 291.1 0.11 16 500 5440 -33.7 -45.7 29 12.0 -34.4 340 23 292.0 292.0 277.9 292.4 0.13 17 486 5638 -34.1 -47.1 26 13.0 -34.8 339 24 293.8 293.9 278.7 294.2 0.11 18 400 6960 -45.9 -56.9 28 11.0 -46.2 335 33 295.3 295.3 279.3 295.5 0.04 19 380 7300 -48.9 -58.9 30 10.0 -49.1 334 35 295.7 295.7 279.5 295.9 0.04 20 300 8820 -59.9 -69.9 26 10.0 -60.0 330 44 300.9 300.9 281.7 300.9 0.01 21 281 9223 -63.1 -73.1 25 10.0 -63.1 330 45 302.0 302.0 282.2 302.0 0.01 22 250 9930 -67.1 -77.1 23 10.0 -67.1 330 48 306.3 306.3 283.9 306.3 0.00 23 232 10377 -69.9 -79.9 22 10.0 -69.9 320 46 308.7 308.7 284.8 308.7 0.00 24 227 10507 -67.7 -77.7 23 10.0 -67.7 320 44 314.0 314.0 286.7 314.0 0.00 25 200 11270 -66.5 -76.5 23 10.0 -66.5 320 33 327.4 327.4 291.0 327.5 0.01 26 167 12367 -64.9 -74.9 24 10.0 -65.0 307 32 347.4 347.4 296.1 347.5 0.01 27 150 13020 -66.5 -76.5 23 10.0 -66.5 300 31 355.5 355.5 297.8 355.6 0.01 28 100 15440 -70.7 -81.7 18 11.0 -70.8 285 31 391.1 391.1 303.9 391.2 0.01 29 70 17540 -74.7 -85.7 17 11.0 -74.7 275 35 424.6 424.6 308.2 424.6 0.00 30 62 18246 -74.5 -85.5 17 11.0 -74.6 440.0 440.0 309.9 440.0 0.00 TRP 232 10377 -69.9 -79.9 22 10.0 -69.9 320 46 308.7 308.7 284.8 308.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5101.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 33.31 % Est. max temperature: -4.85 C = 23.27 F Sfc-Lift cond lev (LCL): 972.69 mb = 544.15 m = 1785.24 ft T: -18.85 C 700-500 lapse rate: 5.49 C/km ThetaE index: 0.05 C Layer 807.0- 700.0 mb Conv cond level (CCL): 1032.00 mb = 111.34 m = 365.28 ft Mean mixing ratio: 0.53 g/kg Conv temperature: -23.88 C = -10.99 F Cap Strength: 29.60 C Lifted Index: 30.50 C Risk: None Lifted Index @300 mb: 32.66 C Lifted Index @700 mb: 23.04 C Showalter Index: 16.85 C Risk: None Total Totals Index: 30.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 12.60 C K Index: -25.50 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 4.42 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.22 J/kg Max Up Vert Vel: 11.60 m/s Conv Inhibition (B-): 32620.20 J/kg Cap Strength: 29.57 C Lift Cond Lev (LCL): 926.88 mb = 904.81 m = 2968.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 357 at 8 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 1034 98 0 0 -0.0 -0.0 | 177 8 -0.4 8.3 1 1000 339 185 3 0.3 3.0 | 179 11 -0.1 11.3 2 925 920 175 15 -1.3 14.9 | 176 23 -1.7 23.2 3 850 1555 185 9 0.8 9.0 | 181 17 0.4 17.3 4 700 3000 355 1 0.1 -1.0 | 178 7 -0.3 7.3 5 500 5440 340 23 7.9 -21.6 | 331 15 7.5 -13.3 6 400 6960 335 33 13.9 -29.9 | 328 26 13.5 -21.6 7 300 8820 330 44 22.0 -38.1 | 324 37 21.6 -29.8 8 250 9930 330 48 24.0 -41.6 | 325 41 23.6 -33.3 9 232 10377 320 46 29.6 -35.2 | 313 40 29.2 -26.9 10 200 11270 320 33 21.2 -25.3 | 309 27 20.8 -17.0 11 150 13020 300 31 26.8 -15.5 | 285 27 26.4 -7.2 12 100 15440 285 31 29.9 -8.0 | 269 30 29.5 0.3 13 70 17540 275 35 34.9 -3.1 | 261 35 34.5 5.2 Wind Parameters Mean winds (0-6000m): 327.2 at 11.1 knts Storm direction: 357.2 at 8.3 knts Shear (0-3000m) pos: 2.6 neg: 2.3 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 0.8 deg Storm rel helicity (0-3000m) pos: 40.7 neg: -16.5 tot: 24.3 m^2/s^2 ave: 8.1 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 0.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 2.53 Bulk Shear: 26.58 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 ------------------------------------------------------------------------------- 500 182 4 179 12| 0.0 8.6 8.6| 2.6 -4.3 -1.8 -3.5 -0.02| 10.6 -0.2 1000 177 8 177 16| 0.0 6.9 6.9| 6.1 -9.6 -3.5 -3.5 -0.03| 9.2 -0.3 1500 178 9 178 17| 1.8 4.6 6.3| 16.1 -9.6 6.6 4.4 0.06| 7.9 0.5 2000 184 9 181 17| 3.3 3.4 6.7| 39.2 -9.6 29.6 14.8 0.23| 8.0 1.9 2500 184 8 181 16| 3.2 2.7 5.9| 40.6 -12.2 28.4 11.4 0.18| 7.5 1.3 3000 181 7 179 15| 2.6 2.3 4.9| 40.7 -16.5 24.3 8.1 0.10| 6.9 0.7 4000 186 7 181 15| 2.0 0.6 2.6| 42.9 -16.5 26.4 6.6 0.17| 6.4 1.1 5000 287 8 233 10| 1.6 0.7 2.2| 43.9 -16.7 27.2 5.4 0.15| 6.0 0.9 6000 327 11 280 6| 1.3 1.2 2.5| 43.9 -19.0 24.9 4.1 0.13| 5.7 0.7 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20260113.12.gif