UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121200.upa.cvt Date: 0000Z 12 DEC 25 Searching for U3955... Searching the city database file for: U3955 ... Date:0000Z 12 DEC 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 1008 48 -9.7 -13.0 77 3.3 -10.5 220 5 262.9 263.1 262.2 266.6 1.39 1 1000 109 -10.5 -13.8 77 3.3 -11.3 220 5 262.6 262.9 261.9 266.2 1.31 2 944 549 -13.9 -16.8 79 2.9 -14.5 235 8 263.6 263.7 262.2 266.5 1.09 3 925 704 -13.1 -15.5 82 2.4 -13.6 240 9 265.9 266.1 264.1 269.3 1.23 4 912 812 -11.3 -13.6 83 2.3 -11.9 243 10 268.8 269.1 266.6 272.9 1.46 5 850 1348 -15.1 -16.9 86 1.8 -15.5 255 13 270.3 270.5 267.1 273.7 1.20 6 829 1538 -12.9 -14.3 89 1.4 -13.2 258 15 274.6 274.8 270.5 278.9 1.52 7 737 2434 -13.7 -17.3 74 3.6 -14.6 270 22 283.1 283.3 275.1 287.1 1.33 8 700 2824 -16.7 -21.0 69 4.3 -17.6 275 25 284.0 284.2 275.1 287.1 1.02 9 640 3495 -18.9 -23.9 65 5.0 -19.8 274 29 288.9 289.0 277.4 291.5 0.87 10 561 4464 -25.3 -32.3 52 7.0 -26.2 272 35 292.4 292.5 278.6 293.9 0.45 11 500 5290 -31.3 -37.3 55 6.0 -31.9 270 40 294.9 294.9 279.5 295.9 0.31 12 474 5666 -34.1 -39.0 61 4.9 -34.5 274 42 295.9 296.0 280.0 296.9 0.28 13 438 6217 -36.5 -40.7 65 4.2 -36.8 279 46 299.7 299.7 281.5 300.5 0.25 14 400 6840 -41.1 -44.8 67 3.7 -41.3 285 50 301.6 301.6 282.3 302.2 0.18 15 349 7751 -47.1 -50.5 68 3.4 -47.2 287 52 305.5 305.5 283.7 305.9 0.11 16 300 8730 -55.3 -59.0 63 3.7 -55.4 290 54 307.4 307.4 284.4 307.6 0.04 17 282 9122 -58.7 -62.6 61 3.9 -58.7 288 53 308.0 308.0 284.6 308.1 0.03 18 250 9870 -63.9 -67.8 59 3.9 -63.9 285 50 311.1 311.1 285.7 311.1 0.02 19 242 10070 -65.1 -69.0 58 3.9 -65.1 285 50 312.2 312.2 286.1 312.2 0.01 20 231 10356 -63.9 284 50 318.2 21 200 11240 -65.7 280 48 328.7 22 150 12980 -67.3 290 48 354.2 23 100 15400 -70.1 300 46 392.3 24 93 15831 -70.3 400.1 25 83 16507 -70.5 412.9 TRP 242 10070 -65.1 -69.0 58 3.9 -65.1 285 50 312.2 312.2 286.1 312.2 0.01 WND Sounding variables and indices 1000-500 mb thick: 5181.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 70.19 % Est. max temperature: -2.40 C = 27.68 F Sfc-Lift cond lev (LCL): 956.04 mb = 452.51 m = 1484.59 ft T: -13.15 C 700-500 lapse rate: 5.92 C/km ThetaE index: 0.40 C Layer 1000.0- 944.0 mb Conv cond level (CCL): 623.49 mb = 3686.95 m = 12096.15 ft Mean mixing ratio: 1.23 g/kg Conv temperature: 17.09 C = 62.75 F Cap Strength: 21.32 C Lifted Index: 22.53 C Risk: None Lifted Index @300 mb: 28.23 C Lifted Index @700 mb: 15.74 C Showalter Index: 17.61 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 14.40 C K Index: -5.00 Risk: None Sweat Index: 66.00 Risk: None Energy Index: 4.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.67 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 24107.81 J/kg Cap Strength: 22.43 C Lift Cond Lev (LCL): 913.57 mb = 798.97 m = 2621.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 19 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 1008 48 220 5 3.2 3.8 | 135 19 -13.4 13.3 1 1000 109 220 5 3.2 3.8 | 135 19 -13.4 13.3 2 925 704 240 9 7.8 4.5 | 148 17 -8.8 13.9 3 850 1348 255 13 12.6 3.4 | 162 13 -4.1 12.8 4 700 2824 275 25 24.9 -2.2 | 229 11 8.3 7.3 5 500 5290 270 40 40.0 -0.0 | 248 25 23.4 9.4 6 400 6840 285 50 48.3 -12.9 | 276 32 31.7 -3.5 7 300 8730 290 54 50.7 -18.5 | 285 35 34.1 -9.0 8 250 9870 285 50 48.3 -12.9 | 276 32 31.7 -3.5 9 242 10070 285 50 48.3 -12.9 | 276 32 31.7 -3.5 10 200 11240 280 48 47.3 -8.3 | 268 31 30.6 1.1 11 150 12980 290 48 45.1 -16.4 | 284 29 28.5 -7.0 12 100 15400 300 46 39.8 -23.0 | 300 27 23.2 -13.6 Wind Parameters Mean winds (0-6000m): 269.6 at 25.5 knts Storm direction: 299.6 at 19.1 knts Shear (0-3000m) pos: 4.1 neg: 0.0 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 98.0 deg Storm rel helicity (0-3000m) pos: 77.8 neg: 0.0 tot: 77.8 m^2/s^2 ave: 25.9 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 3.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.36 Bulk Shear: 59.46 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 ------------------------------------------------------------------------------- 500 228 6 139 18| 3.5 0.0 3.5| 14.4 0.0 14.4 28.8 0.88| 3.5 3.1 1000 237 8 144 17| 3.7 0.0 3.7| 27.7 0.0 27.7 27.7 0.84| 3.7 3.1 1500 245 10 149 16| 3.8 0.0 3.8| 40.0 0.0 40.0 26.7 0.83| 3.9 3.3 2000 251 11 155 14| 4.0 0.0 4.0| 53.7 0.0 53.7 26.9 0.87| 4.1 3.6 2500 257 13 163 13| 4.1 0.0 4.1| 67.5 0.0 67.5 27.0 0.90| 4.2 3.8 3000 262 15 171 12| 4.1 0.0 4.1| 77.8 0.0 77.8 25.9 0.89| 4.2 3.8 4000 267 19 190 11| 3.1 0.8 3.9| 87.9 0.0 87.9 22.0 0.80| 4.0 3.2 5000 268 22 209 12| 2.4 1.3 3.7| 96.2 0.0 96.2 19.2 0.71| 3.8 2.7 6000 270 26 223 13| 2.7 1.1 3.7|145.0 0.0 145.0 24.2 0.72| 3.9 2.8 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251212.00.gif