UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 12 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 1030 45 -1.1 -7.1 64 6.0 -3.1 30 3 269.8 270.1 268.5 275.7 2.17 1 1000 280 -2.3 -8.3 63 6.0 -4.2 35 5 270.9 271.2 269.0 276.5 2.04 2 925 891 -7.7 -12.7 67 5.0 -9.0 50 11 271.4 271.7 268.5 275.8 1.55 3 918 950 -7.9 -12.9 67 5.0 -9.2 53 11 271.8 272.1 268.7 276.1 1.54 4 892 1174 -5.7 -16.7 42 11.0 -8.5 65 13 276.3 276.5 270.9 279.7 1.16 5 850 1551 -7.3 -22.3 29 15.0 -10.5 85 15 278.5 278.6 271.6 280.7 0.75 6 725 2783 -9.7 -34.7 11 25.0 -13.7 81 22 288.8 288.9 276.5 289.7 0.28 7 700 3053 -10.9 -35.9 11 25.0 -14.8 80 23 290.4 290.5 277.3 291.3 0.25 8 507 5469 -24.5 -38.5 26 14.0 -26.1 70 19 302.0 302.0 282.5 302.9 0.27 9 500 5570 -24.9 -39.9 23 15.0 -26.5 70 19 302.7 302.7 282.8 303.5 0.24 10 480 5866 -26.3 -48.3 11 22.0 -28.1 70 19 304.5 304.5 283.4 304.9 0.10 11 424 6752 -33.3 -57.3 7 24.0 -34.5 70 19 306.6 306.6 284.1 306.7 0.04 12 400 7160 -35.5 -60.5 6 25.0 -36.5 70 19 308.9 308.9 284.9 309.0 0.03 13 377 7569 -37.5 -62.5 6 25.0 -38.4 71 21 311.5 311.5 285.9 311.6 0.02 14 304 9013 -49.1 -71.1 6 22.0 -49.4 75 27 315.0 315.0 287.1 315.0 0.01 15 300 9100 -49.5 -70.5 7 21.0 -49.8 75 27 315.6 315.6 287.3 315.6 0.01 16 250 10270 -56.5 -76.5 6 20.0 -56.7 75 25 322.1 322.1 289.4 322.1 0.00 17 221 11047 -60.3 -80.3 6 20.0 -60.4 75 23 327.8 327.8 291.1 327.8 0.00 18 200 11670 -60.9 -78.9 8 18.0 -61.0 75 21 336.3 336.3 293.4 336.3 0.00 19 198 11732 -61.1 -79.1 8 18.0 -61.2 74 21 337.0 337.0 293.6 337.0 0.00 20 163 12947 -57.1 -78.1 5 21.0 -57.3 50 17 363.0 363.0 299.3 363.0 0.01 21 150 13470 -57.9 -78.9 5 21.0 -58.2 40 15 370.3 370.3 300.6 370.3 0.01 22 100 16040 -58.3 -79.3 5 21.0 -58.6 5 11 415.1 415.1 307.2 415.1 0.01 23 85 17067 -57.3 -78.3 5 21.0 -57.8 351 12 436.9 436.9 309.6 436.9 0.01 24 70 18290 -59.7 -80.7 5 21.0 -60.1 335 13 456.7 456.7 311.5 456.7 0.01 25 69 18380 -59.7 -80.7 5 21.0 -60.1 336 13 458.5 458.6 311.7 458.6 0.01 26 50 20400 -59.7 -80.7 5 21.0 -60.3 350 11 502.8 502.8 315.1 502.9 0.01 27 31 23394 -58.9 -79.9 5 21.0 -59.9 578.6 578.6 319.6 578.8 0.02 TRP 221 11047 -60.3 -80.3 6 20.0 -60.4 75 23 327.8 327.8 291.1 327.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 28.53 % Est. max temperature: 6.14 C = 43.06 F Sfc-Lift cond lev (LCL): 937.41 mb = 786.58 m = 2580.60 ft T: -6.78 C 700-500 lapse rate: 5.56 C/km ThetaE index: 0.68 C Layer 925.0- 918.0 mb Conv cond level (CCL): 637.61 mb = 3752.08 m = 12309.82 ft Mean mixing ratio: 1.90 g/kg Conv temperature: 23.14 C = 73.66 F Cap Strength: 21.59 C Lifted Index: 22.07 C Risk: None Lifted Index @300 mb: 28.00 C Lifted Index @700 mb: 14.71 C Showalter Index: 18.44 C Risk: None Total Totals Index: 20.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 2.60 C K Index: -29.70 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 4.85 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.98 J/kg Max Up Vert Vel: 3.16 m/s Conv Inhibition (B-): 44734.13 J/kg Cap Strength: 21.68 C Lift Cond Lev (LCL): 895.91 mb = 1140.15 m = 3740.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 105 at 13 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 1030 45 30 3 -1.5 -2.6 | 298 13 11.2 -5.9 1 1000 280 35 5 -2.9 -4.1 | 307 12 9.9 -7.4 2 925 891 50 11 -8.4 -7.1 | 338 11 4.3 -10.4 3 850 1551 85 15 -14.9 -1.3 | 25 5 -2.2 -4.7 4 700 3053 80 23 -22.7 -4.0 | 54 12 -9.9 -7.3 5 500 5570 70 19 -17.9 -6.5 | 27 11 -5.1 -9.8 6 400 7160 70 19 -17.9 -6.5 | 27 11 -5.1 -9.8 7 300 9100 75 27 -26.1 -7.0 | 52 17 -13.3 -10.3 8 250 10270 75 25 -24.1 -6.5 | 49 15 -11.4 -9.8 9 221 11047 75 23 -22.2 -6.0 | 46 13 -9.5 -9.3 10 200 11670 75 21 -20.3 -5.4 | 41 12 -7.6 -8.8 11 150 13470 40 15 -9.6 -11.5 | 348 15 3.1 -14.8 12 100 16040 5 11 -1.0 -11.0 | 321 19 11.8 -14.3 13 70 18290 335 13 5.5 -11.8 | 310 24 18.2 -15.1 14 50 20400 350 11 1.9 -10.8 | 314 20 14.6 -14.2 Wind Parameters Mean winds (0-6000m): 74.7 at 17.6 knts Storm direction: 104.7 at 13.2 knts Shear (0-3000m) pos: 2.3 neg: 1.4 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 115.6 deg Storm rel helicity (0-3000m) pos: 47.4 neg: 0.0 tot: 47.4 m^2/s^2 ave: 15.8 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 25.24 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 37 5 308 12| 4.8 0.0 4.8| 15.1 0.0 15.1 30.3 0.98| 4.9 4.8 1000 46 8 320 11| 4.8 0.0 4.8| 30.0 0.0 30.0 30.0 0.94| 5.3 5.0 1500 59 10 331 9| 4.6 0.0 4.6| 39.9 0.0 39.9 26.6 0.85| 5.9 5.0 2000 68 11 343 8| 3.5 0.7 4.2| 42.7 0.0 42.7 21.3 0.83| 5.1 4.2 2500 73 13 355 7| 2.8 1.1 3.9| 45.2 0.0 45.2 18.1 0.78| 4.6 3.6 3000 75 14 8 7| 2.3 1.4 3.7| 47.4 0.0 47.4 15.8 0.72| 4.3 3.1 4000 76 16 22 8| 1.7 0.9 2.6| 47.4 -6.7 40.7 10.2 0.59| 3.5 2.1 5000 76 17 27 9| 1.4 0.6 2.0| 47.4 -13.0 34.4 6.9 0.48| 3.0 1.5 6000 75 18 28 9| 1.2 0.5 1.7| 47.4 -16.2 31.2 5.2 0.42| 2.6 1.1 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251012.12.gif