UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110900.upa.cvt Date: 0000Z 9 NOV 25 Searching for U4641... Searching the city database file for: U4641 ... Date:0000Z 9 NOV 25 Station: U4641 WMO ident: 24641 Latitude: 63.77 Longitude: 121.62 ------------------------------------------------------------------------------- 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 75 SFC 995 112 -18.5 -20.6 83 2.1 -18.8 360 1 255.0 255.1 254.7 257.0 0.74 2 987 173 -15.7 -18.9 76 3.2 -16.3 258.4 258.6 257.7 260.8 0.87 3 925 663 -15.9 -18.4 81 2.5 -16.4 230 5 263.1 263.2 261.5 265.7 0.97 4 915 745 -16.1 -18.7 80 2.6 -16.6 263.7 263.8 262.0 266.3 0.95 5 850 1296 -18.9 -21.8 78 2.9 -19.4 245 7 266.3 266.5 263.6 268.6 0.79 6 806 1690 -20.5 -23.1 80 2.6 -20.9 268.7 268.8 265.2 270.8 0.74 7 702 2697 -28.3 -30.7 80 2.4 -28.5 270.9 271.0 266.1 272.2 0.42 8 700 2717 -28.3 -30.8 79 2.5 -28.6 230 9 271.1 271.2 266.3 272.4 0.42 9 670 3032 -27.3 -29.5 81 2.2 -27.5 275.7 275.8 269.4 277.2 0.50 10 632 3449 -30.7 -33.2 79 2.5 -30.9 276.5 276.5 269.7 277.6 0.37 11 586 3985 -31.3 -35.8 64 4.5 -31.7 281.8 281.8 272.8 282.8 0.31 12 500 5090 -39.7 -44.2 62 4.5 -39.9 245 38 284.6 284.7 274.1 285.1 0.15 13 400 6580 -49.5 -53.4 64 3.9 -49.6 235 48 290.7 290.7 277.1 290.9 0.07 14 388 6779 -51.1 -54.8 65 3.7 -51.2 291.1 291.1 277.3 291.3 0.06 15 323 7955 -57.5 -61.5 60 4.0 -57.5 297.9 297.9 280.5 298.0 0.03 16 300 8420 -58.7 -62.9 58 4.2 -58.7 240 48 302.6 302.6 282.5 302.7 0.03 17 290 8634 -59.3 -63.5 58 4.2 -59.3 240 48 304.7 304.7 283.3 304.8 0.03 18 284 8765 -59.5 -63.7 58 4.2 -59.6 306.2 306.2 283.9 306.3 0.03 19 250 9570 -58.1 -62.5 57 4.4 -58.2 240 38 319.7 319.7 288.7 319.8 0.03 20 202 10917 -55.5 -60.0 57 4.5 -55.6 343.9 343.9 295.3 344.1 0.06 21 200 10980 -55.7 -60.3 56 4.6 -55.8 250 33 344.6 344.6 295.4 344.8 0.06 22 150 12810 -57.3 -63.3 46 6.0 -57.5 255 29 371.4 371.4 300.8 371.6 0.05 23 100 15370 -57.9 -65.9 35 8.0 -58.2 260 27 415.9 415.9 307.3 416.1 0.05 24 70 17600 -60.3 -69.3 30 9.0 -60.6 240 31 455.4 455.4 311.4 455.7 0.05 25 50 19690 -63.1 -73.1 25 10.0 -63.4 250 31 494.8 494.8 314.6 495.0 0.04 26 31 22645 -61.3 -73.3 19 12.0 -61.9 572.1 572.2 319.3 572.6 0.06 27 30 22850 -59.3 -71.3 20 12.0 -60.1 255 46 583.0 583.0 319.8 583.6 0.08 28 20 25400 -57.1 -70.1 18 13.0 -58.6 240 58 661.4 661.5 323.2 662.6 0.15 29 16 26821 -54.3 -69.3 14 15.0 -56.7 714.1 714.2 324.9 716.0 0.21 TRP 290 8634 -59.3 -63.5 58 4.2 -59.3 240 48 304.7 304.7 283.3 304.8 0.03 WND 10 240 85 Sounding variables and indices 1000-500 mb thick: 5015.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 74.87 % Est. max temperature: -6.92 C = 19.54 F Sfc-Lift cond lev (LCL): 961.32 mb = 372.20 m = 1221.10 ft T: -15.78 C 700-500 lapse rate: 4.80 C/km ThetaE index: 0.00 C Layer 995.0- 0.0 mb Conv cond level (CCL): 995.00 mb = 112.46 m = 368.95 ft Mean mixing ratio: 0.92 g/kg Conv temperature: -18.20 C = -0.76 F Cap Strength: 15.61 C Lifted Index: 17.12 C Risk: None Lifted Index @300 mb: 27.41 C Lifted Index @700 mb: 7.25 C Showalter Index: 13.31 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: 17.90 C K Index: -3.50 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.36 J/kg Max Up Vert Vel: 6.83 m/s Conv Inhibition (B-): 56762.67 J/kg Cap Strength: 17.07 C Lift Cond Lev (LCL): 902.02 mb = 851.64 m = 2794.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 10 36917 240 85 73.6 42.5 1 995 112 360 1 -0.0 -1.0 2 925 663 230 5 3.8 3.2 3 850 1296 245 7 6.3 3.0 4 700 2717 230 9 6.9 5.8 5 500 5090 245 38 34.4 16.1 6 400 6580 235 48 39.3 27.5 7 300 8420 240 48 41.6 24.0 8 290 8634 240 48 41.6 24.0 9 250 9570 240 38 32.9 19.0 10 200 10980 250 33 31.0 11.3 11 150 12810 255 29 28.0 7.5 12 100 15370 260 27 26.6 4.7 13 70 17600 240 31 26.8 15.5 14 50 19690 250 31 29.1 10.6 15 30 22850 255 46 44.4 11.9 16 20 25400 240 58 50.2 29.0 Wind Parameters Energy-Hel index: -1.46 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//U4641/skewt/U4641.skewt.20251109.00.gif