UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U0744... Searching the city database file for: U0744 ... Date:1200Z 19 OCT 25 Station: U0744 WMO ident: 20744 Latitude: 72.37 Longitude: 52.73 ------------------------------------------------------------------------------- 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 13 180 5 SFC 999 21 2.0 0.1 87 1.9 1.2 180 5 275.2 275.9 274.4 285.7 3.85 2 960 342 1.0 -2.3 79 3.3 -0.3 221 7 277.4 277.9 274.9 286.7 3.36 3 925 639 -1.5 -6.2 70 4.7 -3.2 260 9 277.8 278.2 274.0 285.1 2.60 4 871 1115 -6.1 -10.1 73 4.0 -7.4 249 10 277.8 278.2 273.2 283.6 2.03 5 850 1306 -6.9 -11.9 67 5.0 -8.4 245 11 278.9 279.2 273.5 284.1 1.80 6 717 2611 -15.7 -29.7 29 14.0 -17.9 232 25 283.1 283.2 273.8 284.6 0.45 7 700 2792 -17.1 -29.1 34 12.0 -19.0 230 27 283.5 283.6 274.0 285.1 0.49 8 676 3053 -18.1 -25.1 54 7.0 -19.3 229 28 285.3 285.4 275.4 287.5 0.74 9 571 4286 -29.1 -31.8 77 2.7 -29.4 224 31 286.5 286.6 275.6 287.9 0.47 10 566 4349 -30.1 -32.8 77 2.7 -30.4 224 31 286.0 286.1 275.3 287.4 0.43 11 500 5220 -36.5 -40.3 68 3.8 -36.8 220 33 288.5 288.6 276.3 289.3 0.23 12 400 6730 -46.5 -51.5 57 5.0 -46.7 225 33 294.6 294.6 279.0 294.8 0.08 13 392 6864 -47.7 -53.7 50 6.0 -47.9 225 33 294.7 294.7 279.0 294.9 0.07 14 307 8444 -57.7 -62.7 53 5.0 -57.8 225 35 302.0 302.0 282.2 302.1 0.03 15 300 8590 -56.5 -61.5 53 5.0 -56.6 225 35 305.7 305.7 283.7 305.8 0.03 16 275 9150 -52.1 -57.1 55 5.0 -52.2 225 32 319.8 319.8 288.8 320.0 0.06 17 250 9770 -51.1 -57.1 49 6.0 -51.3 225 29 330.1 330.1 291.8 330.4 0.07 18 211 10879 -49.3 -56.3 44 7.0 -49.6 225 26 349.3 349.3 296.5 349.7 0.09 19 200 11230 -49.1 -57.1 39 8.0 -49.4 225 25 355.0 355.0 297.8 355.4 0.08 20 162 12608 -51.1 -61.1 29 10.0 -51.5 240 22 373.7 373.7 301.2 374.0 0.06 21 150 13110 -50.5 -60.5 30 10.0 -50.9 245 21 383.1 383.1 302.8 383.4 0.07 22 100 15730 -54.1 -67.1 19 13.0 -54.6 235 17 423.2 423.2 308.1 423.4 0.05 23 70 18000 -58.3 -72.3 15 14.0 -58.7 235 17 459.7 459.7 311.8 459.8 0.03 24 50 20090 -62.3 -76.3 14 14.0 -62.7 215 15 496.7 496.7 314.7 496.8 0.02 25 44 20879 -62.7 -76.7 14 14.0 -63.1 220 16 514.2 514.2 315.9 514.3 0.03 26 36 22108 -65.7 -79.7 13 14.0 -66.0 228 16 536.8 536.8 317.3 536.9 0.02 27 30 23220 -64.3 -78.3 13 14.0 -64.8 235 17 569.3 569.4 319.2 569.5 0.03 28 29 23428 -63.9 -77.9 13 14.0 -64.4 576.0 576.0 319.5 576.2 0.03 29 23 24835 -67.7 -81.7 12 14.0 -68.1 604.3 604.3 320.8 604.5 0.02 30 20 25682 -65.1 -79.1 13 14.0 -65.7 636.9 636.9 322.2 637.2 0.04 TRP 307 8444 -57.7 -62.7 53 5.0 -57.8 225 35 302.0 302.0 282.2 302.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5207.00 m Freezing level: 946.00 mb = 460.68 m = 1511.39 ft Wetbulb zero: 968.49 mb = 270.85 m = 888.61 ft Precipitable water: 0.28 inches Sfc-500 mean rel hum: 62.71 % Est. max temperature: 5.72 C = 42.29 F Sfc-Lift cond lev (LCL): 969.88 mb = 259.33 m = 850.81 ft T: 1.26 C 700-500 lapse rate: 7.99 C/km ThetaE index: 3.08 C Layer 925.0- 850.0 mb Conv cond level (CCL): 889.14 mb = 951.80 m = 3122.65 ft Mean mixing ratio: 3.07 g/kg Conv temperature: 4.58 C = 40.24 F Cap Strength: 2.56 C Lifted Index: 3.03 C Risk: None Lifted Index @300 mb: 14.20 C Lifted Index @700 mb: 1.45 C Showalter Index: 4.20 C Risk: None Total Totals Index: 54.20 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.60 C Cross Totals Index: 24.60 C K Index: 5.70 Risk: None Sweat Index: 159.00 Risk: None Energy Index: 1.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.75 J/kg Max Up Vert Vel: 4.42 m/s Conv Inhibition (B-): 44668.64 J/kg Cap Strength: 2.82 C Lift Cond Lev (LCL): 897.99 mb = 873.48 m = 2865.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 18 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 ---------------------------------------------------------- 0 999 21 180 5 0.0 5.0 | 94 17 -17.2 1.1 1 925 639 260 9 8.9 1.6 | 74 9 -8.3 -2.3 2 850 1306 245 11 10.0 4.6 | 96 7 -7.2 0.7 3 700 2792 230 27 20.7 17.4 | 195 14 3.5 13.5 4 500 5220 220 33 21.2 25.3 | 191 22 4.1 21.4 5 400 6730 225 33 23.3 23.3 | 198 20 6.2 19.4 6 307 8444 225 35 24.7 24.7 | 200 22 7.6 20.8 7 300 8590 225 35 24.7 24.7 | 200 22 7.6 20.8 8 250 9770 225 29 20.5 20.5 | 191 17 3.3 16.6 9 200 11230 225 25 17.7 17.7 | 182 14 0.5 13.8 10 150 13110 245 21 19.0 8.9 | 201 5 1.9 5.0 11 100 15730 235 17 13.9 9.8 | 151 7 -3.2 5.8 12 70 18000 235 17 13.9 9.8 | 151 7 -3.2 5.8 13 50 20090 215 15 8.6 12.3 | 134 12 -8.6 8.4 14 30 23220 235 17 13.9 9.8 | 151 7 -3.2 5.8 Wind Parameters Mean winds (0-6000m): 227.2 at 23.5 knts Storm direction: 257.2 at 17.6 knts Shear (0-3000m) pos: 1.7 neg: 3.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 100.8 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -9.8 tot: 19.6 m^2/s^2 ave: 6.5 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 37.61 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 ------------------------------------------------------------------------------- 500 225 7 93 12| 7.8 0.0 7.8| 4.0 -5.2 -1.2 -2.5 -0.10| 8.4 -0.9 1000 245 8 87 10| 5.0 0.0 5.0| 6.5 -9.7 -3.2 -3.2 -0.12| 6.2 -0.8 1500 245 9 89 9| 3.4 1.2 4.6| 12.3 -9.7 2.7 1.8 0.11| 5.4 0.6 2000 243 11 98 8| 2.5 2.4 4.9| 19.9 -9.7 10.2 5.1 0.33| 5.5 1.8 2500 239 13 114 7| 2.0 3.1 5.1| 26.6 -9.7 17.0 6.8 0.38| 5.6 2.1 3000 236 15 135 6| 1.7 3.2 4.9| 29.4 -9.8 19.6 6.5 0.36| 5.3 1.9 4000 232 19 162 8| 1.3 2.8 4.0| 29.4 -11.5 17.9 4.5 0.31| 4.4 1.4 5000 229 21 175 10| 1.0 2.5 3.5| 29.4 -15.0 14.4 2.9 0.26| 3.9 1.0 6000 227 23 180 12| 0.9 2.1 3.0| 37.0 -15.9 21.1 3.5 0.28| 3.4 1.0 Wrote GIF file: /home/apache/climate/data/raob//U0744/skewt/U0744.skewt.20251019.12.gif