UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for U8661... Searching the city database file for: U8661 ... Date:0000Z 21 OCT 25 Station: U8661 WMO ident: 28661 Latitude: 55.47 Longitude: 65.40 ------------------------------------------------------------------------------- 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 75 -6.9 -7.8 93 0.9 -7.2 0 0 264.5 264.9 264.7 270.1 2.07 1 1017 121 -0.7 -2.3 89 1.6 -1.3 45 2 271.1 271.7 270.9 279.7 3.17 2 1008 191 2.4 1.3 92 1.1 1.9 114 6 274.9 275.6 274.7 286.2 4.16 3 1000 255 2.0 0.3 88 1.7 1.3 175 9 275.1 275.8 274.4 285.8 3.90 4 956 618 1.4 -3.4 70 4.8 -0.5 221 9 278.1 278.6 275.0 286.8 3.11 5 925 882 -0.7 -4.6 75 3.9 -2.1 255 9 278.6 279.1 275.0 286.8 2.93 6 920 925 -1.1 -4.9 75 3.8 -2.5 258 10 278.6 279.1 274.9 286.7 2.88 7 913 986 -1.3 -5.3 74 4.0 -2.8 262 11 279.0 279.5 275.0 286.9 2.82 8 886 1226 0.2 -16.8 27 17.0 -4.7 278 14 283.0 283.2 274.8 286.4 1.16 9 882 1262 0.0 -18.0 24 18.0 -5.0 280 15 283.1 283.3 274.7 286.3 1.05 10 850 1557 -2.3 -8.3 63 6.0 -4.4 300 19 283.7 284.2 277.0 290.7 2.40 11 843 1623 -2.5 -8.5 63 6.0 -4.6 299 19 284.2 284.6 277.2 291.1 2.38 12 700 3078 -9.5 -22.5 34 13.0 -12.5 270 9 292.0 292.1 279.0 294.8 0.90 13 691 3178 -10.3 -24.3 31 14.0 -13.4 271 9 292.2 292.3 278.9 294.6 0.77 14 601 4240 -15.9 -29.9 29 14.0 -18.4 284 14 297.6 297.7 281.0 299.3 0.53 15 500 5600 -25.3 -40.3 23 15.0 -26.9 300 19 302.2 302.2 282.6 303.0 0.23 16 400 7180 -37.1 -51.1 22 14.0 -37.8 305 23 306.8 306.8 284.2 307.1 0.09 17 357 7957 -42.7 -55.7 23 13.0 -43.2 307 27 309.4 309.4 285.2 309.6 0.06 18 327 8544 -47.3 -59.3 24 12.0 -47.6 309 30 310.9 310.9 285.7 311.1 0.04 19 300 9110 -50.9 -62.9 23 12.0 -51.1 310 33 313.6 313.6 286.6 313.7 0.03 20 250 10280 -58.3 -69.3 23 11.0 -58.4 305 46 319.4 319.4 288.6 319.4 0.01 21 229 10827 -61.1 -71.1 25 10.0 -61.2 305 48 323.2 323.2 289.8 323.3 0.01 22 200 11670 -59.5 -69.5 26 10.0 -59.6 295 42 338.5 338.5 294.0 338.6 0.02 23 150 13470 -57.9 -67.9 27 10.0 -58.1 290 27 370.3 370.3 300.7 370.4 0.03 24 123 14721 -59.1 -70.1 23 11.0 -59.3 288 25 389.8 389.8 303.8 389.9 0.02 25 106 15655 -59.7 -71.7 20 12.0 -59.9 286 24 405.6 405.6 306.0 405.7 0.02 26 104 15774 -59.9 -71.9 19 12.0 -60.2 285 23 407.4 407.4 306.2 407.5 0.02 27 102 15896 -59.7 -71.7 20 12.0 -59.9 285 23 410.0 410.1 306.5 410.2 0.02 28 100 16020 -59.5 -71.5 20 12.0 -59.7 285 23 412.8 412.8 306.9 412.9 0.02 29 70 18240 -60.3 -73.3 17 13.0 -60.6 255 17 455.4 455.4 311.4 455.5 0.03 30 50 20340 -60.7 -74.7 14 14.0 -61.2 275 13 500.4 500.4 315.0 500.6 0.03 31 34 22734 -61.7 -76.7 12 15.0 -62.3 271 18 556.2 556.2 318.5 556.4 0.03 32 30 23510 -61.5 -77.5 10 16.0 -62.2 270 19 577.0 577.0 319.5 577.2 0.03 33 28 23939 -60.5 -76.5 10 16.0 -61.3 270 20 591.3 591.3 320.2 591.6 0.04 34 20 26040 -59.5 -76.5 9 17.0 -60.8 270 25 654.0 654.1 322.9 654.5 0.06 35 15 27839 -59.9 -76.9 9 17.0 -61.4 708.8 708.8 324.7 709.4 0.07 TRP 229 10827 -61.1 -71.1 25 10.0 -61.2 305 48 323.2 323.2 289.8 323.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5345.00 m Freezing level: Surface below freezing Freezing level: 1014.97 mb = 136.62 m = 448.22 ft Freezing level: 935.33 mb = 793.88 m = 2604.57 ft Freezing level: 889.60 mb = 1194.08 m = 3917.53 ft Freezing level: 882.00 mb = 1262.31 m = 4141.40 ft Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 43.59 % Est. max temperature: 12.00 C = 53.61 F Sfc-Lift cond lev (LCL): 1008.27 mb = 189.22 m = 620.79 ft T: 2.31 C 700-500 lapse rate: 6.26 C/km ThetaE index: 0.65 C Layer 886.0- 850.0 mb Conv cond level (CCL): 788.82 mb = 2142.75 m = 7029.94 ft Mean mixing ratio: 3.34 g/kg Conv temperature: 15.69 C = 60.24 F Cap Strength: 12.15 C Lifted Index: 14.35 C Risk: None Lifted Index @300 mb: 19.98 C Lifted Index @700 mb: 9.17 C Showalter Index: 10.42 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 17.00 C K Index: 1.70 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.31 J/kg Max Up Vert Vel: 7.11 m/s Conv Inhibition (B-): 58202.07 J/kg Cap Strength: 14.20 C Lift Cond Lev (LCL): 926.00 mb = 873.34 m = 2865.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 318 at 10 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 75 0 0 -0.0 -0.0 | 138 10 -6.9 7.6 1 1000 255 175 9 -0.8 9.0 | 155 18 -7.7 16.5 2 925 882 255 9 8.7 2.3 | 190 10 1.8 9.9 3 850 1557 300 19 16.5 -9.5 | 281 10 9.5 -1.9 4 700 3078 270 9 9.0 -0.0 | 195 8 2.1 7.6 5 500 5600 300 19 16.5 -9.5 | 281 10 9.5 -1.9 6 400 7180 305 23 18.8 -13.2 | 295 13 11.9 -5.6 7 300 9110 310 33 25.3 -21.2 | 307 23 18.4 -13.6 8 250 10280 305 46 37.7 -26.4 | 301 36 30.8 -18.8 9 229 10827 305 48 39.3 -27.5 | 302 38 32.4 -20.0 10 200 11670 295 42 38.1 -17.7 | 288 33 31.2 -10.2 11 150 13470 290 27 25.4 -9.2 | 275 19 18.5 -1.7 12 100 16020 285 23 22.2 -6.0 | 264 15 15.3 1.6 13 70 18240 255 17 16.4 4.4 | 218 15 9.5 12.0 14 50 20340 275 13 13.0 -1.1 | 223 9 6.0 6.4 15 30 23510 270 19 19.0 -0.0 | 238 14 12.1 7.6 16 20 26040 270 25 25.0 -0.0 | 247 20 18.1 7.6 Wind Parameters Mean winds (0-6000m): 287.6 at 13.7 knts Storm direction: 317.6 at 10.3 knts Shear (0-3000m) pos: 3.4 neg: 2.9 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 58.0 deg Storm rel helicity (0-3000m) pos: 106.7 neg: -34.2 tot: 72.5 m^2/s^2 ave: 24.2 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 3.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.72 Bulk Shear: 35.08 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 ------------------------------------------------------------------------------- 500 191 7 159 16| 0.0 9.3 9.3| 58.6 -8.8 49.8 99.6 0.54| 21.3 11.6 1000 223 8 175 14| 4.9 4.6 9.5| 80.3 -8.8 71.5 71.5 0.61| 15.7 9.5 1500 261 11 202 10| 6.9 3.1 10.0|106.7 -8.8 97.9 65.3 0.71| 14.3 10.1 2000 275 12 220 8| 5.2 3.1 8.2|106.7 -18.4 88.3 44.2 0.55| 11.8 6.5 2500 279 13 225 8| 4.1 3.0 7.1|106.7 -26.6 80.1 32.0 0.43| 10.3 4.4 3000 280 12 225 8| 3.4 2.9 6.3|106.7 -34.2 72.5 24.2 0.33| 9.2 3.0 4000 279 12 222 8| 3.1 2.2 5.3|115.8 -34.2 81.6 20.4 0.38| 7.5 2.9 5000 283 13 228 7| 3.0 1.7 4.7|126.2 -34.2 92.0 18.4 0.43| 6.5 2.8 6000 288 14 241 7| 2.9 1.4 4.3|134.8 -34.2 100.6 16.8 0.45| 5.8 2.6 Wrote GIF file: /home/apache/climate/data/raob//U8661/skewt/U8661.skewt.20251021.00.gif