UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 18 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 1023 49 0.2 -4.8 69 5.0 -1.6 130 3 271.6 272.0 270.4 278.7 2.61 1 1000 232 2.4 -4.6 60 7.0 -0.2 135 3 275.5 276.0 272.9 283.1 2.71 2 956 594 0.4 -9.6 47 10.0 -2.9 149 5 277.1 277.4 272.6 282.6 1.93 3 925 859 2.2 -9.8 41 12.0 -1.9 160 7 281.6 281.9 275.2 287.2 1.96 4 920 903 2.4 -10.6 38 13.0 -2.0 160 7 282.2 282.5 275.4 287.6 1.85 5 850 1540 0.8 -19.2 21 20.0 -4.8 165 11 287.0 287.2 276.6 290.0 0.98 6 744 2600 -3.5 -28.5 12 25.0 -9.0 168 16 293.4 293.5 279.1 295.0 0.49 7 700 3079 -6.5 -31.5 12 25.0 -11.4 170 19 295.3 295.4 279.8 296.6 0.39 8 536 5109 -20.3 -32.3 33 12.0 -22.2 174 32 302.2 302.3 282.9 303.8 0.47 9 500 5620 -23.9 -37.9 26 14.0 -25.6 175 35 303.9 304.0 283.4 304.9 0.29 10 400 7210 -35.3 -51.3 18 16.0 -36.2 180 42 309.1 309.1 285.1 309.4 0.08 11 346 8201 -42.3 -59.3 14 17.0 -42.9 183 38 312.7 312.7 286.4 312.9 0.04 12 300 9150 -48.1 -70.1 6 22.0 -48.5 185 35 317.6 317.6 287.9 317.6 0.01 13 270 9836 -52.5 -74.5 5 22.0 -52.8 194 29 320.9 320.9 289.0 320.9 0.01 14 250 10330 -54.7 -76.7 5 22.0 -54.9 200 25 324.7 324.7 290.2 324.8 0.00 15 218 11205 -58.3 -79.3 5 21.0 -58.5 200 17 332.2 332.2 292.3 332.2 0.00 16 200 11750 -58.5 -79.5 5 21.0 -58.7 195 17 340.1 340.1 294.3 340.1 0.00 17 192 12007 -58.7 -79.7 5 21.0 -58.9 196 16 343.8 343.8 295.2 343.8 0.00 18 150 13570 -55.1 -77.1 5 22.0 -55.5 200 13 375.1 375.1 301.5 375.2 0.01 19 149 13613 -54.9 -76.9 5 22.0 -55.2 201 13 376.2 376.2 301.6 376.2 0.01 20 100 16140 -58.3 -80.3 4 22.0 -58.6 255 11 415.1 415.1 307.2 415.1 0.01 21 87 17019 -57.7 -78.7 5 21.0 -58.1 265 11 433.2 433.2 309.1 433.2 0.01 22 70 18390 -58.5 -79.5 5 21.0 -59.0 280 11 459.2 459.2 311.7 459.3 0.01 23 50 20500 -59.1 -80.1 5 21.0 -59.7 290 13 504.2 504.2 315.2 504.3 0.01 24 30 23690 -59.3 -80.3 5 21.0 -60.3 315 15 583.0 583.0 319.8 583.1 0.02 25 27 24349 -59.5 -80.5 5 21.0 -60.5 316 16 600.3 600.3 320.6 600.4 0.02 26 20 26240 -56.5 -77.5 5 21.0 -58.3 320 17 663.2 663.2 323.2 663.6 0.05 27 15 28078 -53.5 -75.5 5 22.0 -56.5 730.1 730.1 325.4 730.9 0.09 TRP 218 11205 -58.3 -79.3 5 21.0 -58.5 200 17 332.2 332.2 292.3 332.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5388.00 m Freezing level: 830.28 mb = 1737.26 m = 5699.59 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 26.38 % Est. max temperature: 14.07 C = 57.33 F Sfc-Lift cond lev (LCL): 946.16 mb = 677.16 m = 2221.63 ft T: 0.97 C 700-500 lapse rate: 6.85 C/km ThetaE index: 0.51 C Layer 956.0- 925.0 mb Conv cond level (CCL): 616.32 mb = 4047.17 m = 13277.95 ft Mean mixing ratio: 2.27 g/kg Conv temperature: 27.48 C = 81.46 F Cap Strength: 16.77 C Lifted Index: 17.56 C Risk: None Lifted Index @300 mb: 24.42 C Lifted Index @700 mb: 13.87 C Showalter Index: 12.35 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: 4.70 C K Index: -19.50 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.20 J/kg Max Up Vert Vel: 7.38 m/s Conv Inhibition (B-): 58761.77 J/kg Cap Strength: 17.35 C Lift Cond Lev (LCL): 848.19 mb = 1557.00 m = 5108.22 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 201 at 15 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 1023 49 130 3 -2.3 1.9 | 33 14 -7.7 -11.8 1 1000 232 135 3 -2.1 2.1 | 33 14 -7.5 -11.6 2 925 859 160 7 -2.4 6.6 | 47 11 -7.8 -7.2 3 850 1540 165 11 -2.8 10.6 | 69 9 -8.2 -3.1 4 700 3079 170 19 -3.3 18.7 | 120 10 -8.7 4.9 5 500 5620 175 35 -3.1 34.9 | 158 23 -8.4 21.1 6 400 7210 180 42 0.0 42.0 | 169 29 -5.4 28.2 7 300 9150 185 35 3.1 34.9 | 174 21 -2.3 21.1 8 250 10330 200 25 8.6 23.5 | 198 10 3.2 9.7 9 218 11205 200 17 5.8 16.0 | 191 2 0.4 2.2 10 200 11750 195 17 4.4 16.4 | 159 3 -1.0 2.7 11 150 13570 200 13 4.4 12.2 | 31 2 -1.0 -1.6 12 100 16140 255 11 10.6 2.8 | 334 12 5.2 -10.9 13 70 18390 280 11 10.8 -1.9 | 341 17 5.4 -15.7 14 50 20500 290 13 12.2 -4.4 | 339 19 6.8 -18.2 15 30 23690 315 15 10.6 -10.6 | 348 25 5.2 -24.4 16 20 26240 320 17 10.9 -13.0 | 348 27 5.5 -26.8 Wind Parameters Mean winds (0-6000m): 171.4 at 19.7 knts Storm direction: 201.4 at 14.8 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 85.8 deg Storm rel helicity (0-3000m) pos: 37.8 neg: -0.1 tot: 37.7 m^2/s^2 ave: 12.6 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 2.9 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.73 Bulk Shear: 37.04 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 ------------------------------------------------------------------------------- 500 140 4 35 13| 2.4 0.0 2.4| 6.0 -0.1 5.9 11.8 0.69| 2.5 1.7 1000 153 5 40 12| 3.0 0.0 3.0| 13.0 -0.1 12.9 12.9 0.69| 3.0 2.1 1500 158 7 46 11| 3.0 0.0 3.0| 19.7 -0.1 19.7 13.1 0.76| 3.1 2.3 2000 161 8 52 10| 2.9 0.0 2.9| 25.7 -0.1 25.6 12.8 0.82| 3.0 2.4 2500 163 9 59 9| 2.9 0.0 2.9| 31.7 -0.1 31.6 12.6 0.85| 2.9 2.5 3000 165 11 68 9| 2.9 0.0 2.9| 37.8 -0.1 37.7 12.6 0.86| 2.9 2.5 4000 167 13 86 8| 3.0 0.0 3.0| 52.1 -0.1 52.0 13.0 0.82| 3.0 2.4 5000 170 17 107 9| 3.0 0.0 3.0| 67.8 -0.1 67.7 13.5 0.77| 3.0 2.3 6000 171 20 124 10| 3.0 0.0 3.0| 85.9 -0.1 85.8 14.3 0.73| 3.0 2.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251018.12.gif