UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 6 OCT 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 1024 46 3.0 -4.0 60 7.0 0.3 90 1 274.3 274.7 272.2 281.9 2.77 1 1000 237 1.0 -6.0 59 7.0 -1.5 90 1 274.1 274.6 271.6 280.9 2.44 2 925 856 -4.9 -9.9 68 5.0 -6.4 80 5 274.3 274.6 271.0 279.7 1.94 3 920 899 -5.3 -10.3 68 5.0 -6.8 79 5 274.3 274.6 270.9 279.6 1.89 4 866 1370 -9.3 -17.3 52 8.0 -11.2 72 7 274.9 275.1 270.0 278.2 1.13 5 850 1514 -10.5 -18.5 52 8.0 -12.3 70 7 275.1 275.3 270.0 278.2 1.04 6 780 2166 -16.9 -19.8 78 2.9 -17.4 52 11 275.1 275.3 269.9 278.1 1.02 7 763 2333 -14.1 -19.0 66 4.9 -15.2 48 11 279.9 280.1 273.0 283.2 1.11 8 736 2605 -15.7 -28.7 32 13.0 -17.7 40 13 281.0 281.1 272.6 282.5 0.49 9 700 2982 -16.5 -30.5 29 14.0 -18.6 30 15 284.2 284.3 274.3 285.6 0.43 10 662 3399 -17.9 -32.9 26 15.0 -20.0 26 17 287.2 287.3 275.8 288.4 0.36 11 500 5440 -30.3 -52.3 10 22.0 -31.6 5 27 296.1 296.1 279.7 296.3 0.06 12 461 6015 -33.9 -55.9 9 22.0 -34.9 5 30 298.6 298.6 280.8 298.7 0.04 13 400 7000 -39.7 -59.7 10 20.0 -40.4 5 36 303.4 303.4 282.8 303.5 0.03 14 390 7172 -40.7 -60.7 10 20.0 -41.3 5 37 304.3 304.3 283.1 304.4 0.03 15 325 8382 -49.9 -67.9 10 18.0 -50.2 1 45 307.9 307.9 284.5 307.9 0.01 16 300 8900 -52.1 -70.1 10 18.0 -52.4 360 48 311.9 311.9 286.0 312.0 0.01 17 262 9770 -55.3 -75.3 7 20.0 -55.5 360 46 319.5 319.5 288.6 319.6 0.01 18 250 10070 -54.1 -75.1 6 21.0 -54.4 360 44 325.6 325.6 290.5 325.7 0.01 19 227 10693 -51.5 -73.5 6 22.0 -51.8 338.7 338.7 294.0 338.8 0.01 TRP 262 9770 -55.3 -75.3 7 20.0 -55.5 360 46 319.5 319.5 288.6 319.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5203.00 m Freezing level: 987.29 mb = 341.92 m = 1121.76 ft Wetbulb zero: 1019.55 mb = 80.94 m = 265.54 ft Precipitable water: 0.21 inches Sfc-500 mean rel hum: 39.51 % Est. max temperature: 3.56 C = 38.41 F Sfc-Lift cond lev (LCL): 918.51 mb = 911.20 m = 2989.48 ft T: -5.41 C 700-500 lapse rate: 5.61 C/km ThetaE index: 3.83 C Layer 1000.0- 763.0 mb Conv cond level (CCL): 875.49 mb = 1285.10 m = 4216.17 ft Mean mixing ratio: 2.28 g/kg Conv temperature: 3.55 C = 38.38 F Cap Strength: 7.80 C Lifted Index: 13.16 C Risk: None Lifted Index @300 mb: 22.24 C Lifted Index @700 mb: 5.75 C Showalter Index: 15.03 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 11.80 C K Index: -12.70 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.28 J/kg Max Up Vert Vel: 5.15 m/s Conv Inhibition (B-): 7.24 J/kg Cap Strength: 13.05 C Lift Cond Lev (LCL): 883.42 mb = 1214.83 m = 3985.62 ft Lev Free Conv (LFC): 838.42 mb = 1618.12 m = 5308.74 ft Equ Level (EL): 768.42 mb = 2279.16 m = 7477.47 ft B at Equ Level: 7.34 J/kg Max Parcel Lev (MPL): 758.42 mb = 2378.02 m = 7801.80 ft Wind level data Storm motion: 50 at 12 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 1024 46 90 1 -1.0 0.0 | 227 11 7.9 7.4 1 1000 237 90 1 -1.0 0.0 | 227 11 7.9 7.4 2 925 856 80 5 -4.9 -0.9 | 211 8 4.0 6.5 3 850 1514 70 7 -6.6 -2.4 | 205 5 2.3 5.0 4 700 2982 30 15 -7.5 -13.0 | 346 6 1.4 -5.6 5 500 5440 5 27 -2.4 -26.9 | 341 21 6.5 -19.5 6 400 7000 5 36 -3.1 -35.9 | 349 29 5.8 -28.5 7 300 8900 360 48 -0.0 -48.0 | 348 42 8.9 -40.6 8 262 9770 360 46 -0.0 -46.0 | 347 40 8.9 -38.6 9 250 10070 360 44 -0.0 -44.0 | 346 38 8.9 -36.6 Wind Parameters Mean winds (0-6000m): 20.4 at 15.4 knts Storm direction: 50.4 at 11.6 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 119.9 deg Storm rel helicity (0-3000m) pos: 0.5 neg: -8.0 tot: -7.4 m^2/s^2 ave: -2.5 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 3.1 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.46 Bulk Shear: 29.16 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 87 2 225 10| 0.0 2.1 2.1| 0.0 -3.4 -3.4 -6.7 -0.63| 2.1 -1.3 1000 81 3 220 9| 0.0 2.4 2.4| 0.0 -6.6 -6.6 -6.6 -0.59| 2.4 -1.4 1500 77 4 217 8| 0.0 2.1 2.1| 0.0 -7.5 -7.5 -5.0 -0.50| 2.2 -1.1 2000 70 5 215 7| 0.0 2.3 2.3| 0.0 -7.8 -7.7 -3.9 -0.35| 2.5 -0.9 2500 61 6 217 5| 0.0 2.5 2.5| 0.4 -7.8 -7.3 -2.9 -0.11| 2.8 -0.3 3000 51 8 229 4| 0.0 2.5 2.5| 0.5 -8.0 -7.4 -2.5 -0.09| 3.1 -0.3 4000 39 10 283 3| 0.0 2.6 2.6| 1.2 -8.3 -7.1 -1.8 -0.06| 3.0 -0.2 5000 28 13 324 5| 0.0 2.6 2.6| 1.2 -13.8 -12.6 -2.5 -0.09| 3.1 -0.3 6000 20 15 333 8| 0.0 2.6 2.6| 8.7 -18.2 -9.5 -1.6 -0.06| 3.1 -0.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251006.12.gif