UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122012.upa.cvt Date: 1200Z 20 DEC 25 Searching for URRR... Searching the city database file for: URRR ... Date:1200Z 20 DEC 25 Station: URRR WMO ident: 34731 Latitude: 47.25 Longitude: 39.82 Elevation: 77.00 ------------------------------------------------------------------------------- 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 1016 77 -0.5 -3.1 83 2.6 -1.4 55 1 271.4 271.9 270.8 279.5 2.99 1 1000 211 -3.1 -5.9 81 2.8 -4.0 65 5 270.0 270.5 269.1 276.7 2.46 2 962 517 -5.3 -7.1 87 1.8 -5.9 80 3 270.8 271.2 269.4 277.2 2.33 3 957 558 -1.9 -3.9 86 2.0 -2.6 82 3 274.7 275.2 272.8 282.9 2.99 4 925 832 5.2 -10.8 30 16.0 -0.4 95 1 284.6 284.9 276.6 289.9 1.81 5 905 1010 5.6 -20.4 13 26.0 -1.9 73 2 286.8 287.0 276.3 289.4 0.83 6 880 1239 4.8 -27.2 8 32.0 -3.1 45 3 288.3 288.4 276.6 289.8 0.47 7 850 1521 4.2 -12.8 28 17.0 -1.7 10 5 290.5 290.8 279.4 295.6 1.68 8 800 2012 2.6 -17.4 21 20.0 -3.7 2 6 293.9 294.1 280.3 297.7 1.22 9 700 3077 -3.9 -16.9 36 13.0 -7.9 345 9 298.2 298.4 282.5 302.7 1.45 10 673 3386 -6.1 -19.1 35 13.0 -9.8 358 9 299.1 299.3 282.6 303.1 1.25 11 669 3433 -6.1 -19.1 35 13.0 -9.8 360 9 299.6 299.8 282.8 303.6 1.26 12 651 3647 -4.7 -22.7 23 18.0 -9.6 9 9 303.5 303.7 284.0 306.6 0.95 13 579 4559 -10.1 -38.1 8 28.0 -14.9 47 8 307.5 307.6 284.7 308.4 0.25 14 500 5670 -19.3 -49.3 5 30.0 -22.4 95 7 309.5 309.5 285.2 309.8 0.09 15 446 6505 -25.7 -54.7 5 29.0 -27.9 115 12 311.7 311.7 286.0 311.9 0.05 16 400 7280 -32.1 -45.1 26 13.0 -33.1 135 17 313.3 313.3 286.7 313.9 0.17 17 334 8530 -41.9 -51.9 33 10.0 -42.3 138 26 316.4 316.5 287.7 316.8 0.09 18 300 9250 -47.5 -56.5 35 9.0 -47.8 140 31 318.4 318.4 288.3 318.6 0.06 19 267 10010 -53.5 -62.5 33 9.0 -53.7 130 34 320.4 320.4 288.9 320.6 0.03 20 250 10430 -56.3 -65.3 31 9.0 -56.4 125 36 322.4 322.4 289.5 322.5 0.02 21 206 11639 -64.3 -73.3 28 9.0 -64.4 129 39 328.1 328.1 291.2 328.2 0.01 22 200 11820 -64.9 -73.9 28 9.0 -65.0 130 40 330.0 330.0 291.7 330.0 0.01 23 166 12946 -68.9 -77.9 26 9.0 -68.9 160 23 341.4 341.4 294.7 341.4 0.01 24 150 13560 -64.1 -73.1 28 9.0 -64.2 190 7 359.7 359.7 298.7 359.7 0.01 25 136 14163 -62.1 -71.1 29 9.0 -62.2 217 7 373.4 373.4 301.2 373.5 0.02 26 119 14983 -64.5 -73.5 28 9.0 -64.6 253 8 383.5 383.5 302.8 383.6 0.02 27 100 16050 -62.9 -72.9 25 10.0 -63.1 300 9 406.2 406.2 306.0 406.3 0.02 28 70 18240 -62.5 -73.5 21 11.0 -62.7 295 19 450.7 450.7 310.9 450.8 0.03 29 63 18891 -61.1 -73.1 19 12.0 -61.4 290 22 467.5 467.6 312.4 467.7 0.03 30 50 20320 -62.5 -74.5 18 12.0 -62.9 280 29 496.2 496.2 314.7 496.4 0.03 31 43 21241 -65.9 -77.9 17 12.0 -66.2 277 40 509.7 509.7 315.7 509.8 0.02 32 38 21993 -64.5 -77.5 15 13.0 -64.8 275 49 531.6 531.6 317.1 531.8 0.03 33 30 23420 -69.1 -82.1 14 13.0 -69.4 270 66 556.3 556.3 318.5 556.4 0.02 34 23 24984 -74.1 -87.1 12 13.0 -74.3 273 75 585.5 585.5 319.9 585.5 0.01 35 20 25800 -72.9 -85.9 12 13.0 -73.1 275 79 613.0 613.0 321.2 613.1 0.01 36 14 27898 -71.7 -84.7 13 13.0 -72.1 682.9 682.9 323.9 683.1 0.02 TRP 166 12946 -68.9 -77.9 26 9.0 -68.9 160 23 341.4 341.4 294.7 341.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5459.00 m Freezing level: Surface below freezing Freezing level: 948.44 mb = 631.22 m = 2070.91 ft Freezing level: 760.00 mb = 2437.87 m = 7998.16 ft Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 26.57 % Est. max temperature: 17.50 C = 63.50 F Sfc-Lift cond lev (LCL): 975.45 mb = 407.08 m = 1335.54 ft T: -4.51 C 700-500 lapse rate: 5.94 C/km ThetaE index: 2.79 C Layer 1000.0- 962.0 mb Conv cond level (CCL): 543.90 mb = 5032.79 m = 16511.59 ft Mean mixing ratio: 2.38 g/kg Conv temperature: 36.68 C = 98.03 F Cap Strength: 23.22 C Lifted Index: 23.34 C Risk: None Lifted Index @300 mb: 26.07 C Lifted Index @700 mb: 17.58 C Showalter Index: 12.79 C Risk: None Total Totals Index: 30.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 6.50 C K Index: -2.30 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 3.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.72 J/kg Max Up Vert Vel: 12.22 m/s Conv Inhibition (B-): 53177.69 J/kg Cap Strength: 23.36 C Lift Cond Lev (LCL): 880.10 mb = 1237.97 m = 4061.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 56 at 5 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 1016 77 55 1 -0.8 -0.6 | 236 4 3.3 2.2 1 1000 211 65 5 -4.5 -2.1 | 146 1 -0.5 0.7 2 925 832 95 1 -1.0 0.1 | 227 4 3.1 2.9 3 850 1521 10 5 -0.9 -4.9 | 304 4 3.2 -2.1 4 700 3077 345 9 2.3 -8.7 | 313 9 6.4 -5.9 5 500 5670 95 7 -7.0 0.6 | 140 4 -2.9 3.4 6 400 7280 135 17 -12.0 12.0 | 152 17 -7.9 14.8 7 300 9250 140 31 -19.9 23.7 | 149 31 -15.8 26.5 8 250 10430 125 36 -29.5 20.6 | 133 35 -25.4 23.4 9 200 11820 130 40 -30.6 25.7 | 137 39 -26.6 28.5 10 166 12946 160 23 -7.9 21.6 | 171 25 -3.8 24.4 11 150 13560 190 7 1.2 6.9 | 209 11 5.3 9.7 12 100 16050 300 9 7.8 -4.5 | 278 12 11.9 -1.7 13 70 18240 295 19 17.2 -8.0 | 284 22 21.3 -5.2 14 50 20320 280 29 28.6 -5.0 | 274 33 32.6 -2.2 15 30 23420 270 66 66.0 -0.0 | 268 70 70.1 2.8 16 20 25800 275 79 78.7 -6.9 | 273 83 82.8 -4.1 Wind Parameters Mean winds (0-6000m): 25.7 at 6.6 knts Storm direction: 55.7 at 4.9 knts Shear (0-3000m) pos: 0.3 neg: 1.7 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 76.8 deg Storm rel helicity (0-3000m) pos: 4.2 neg: -1.2 tot: 3.0 m^2/s^2 ave: 1.0 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 25.55 Bulk Shear: 2.92 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 69 4 205 2| 1.9 0.0 1.9| 0.6 -0.7 -0.1 -0.2 -0.11| 6.1 -0.7 1000 69 3 220 2| 0.9 0.4 1.4| 1.5 -0.8 0.8 0.8 0.04| 4.5 0.2 1500 45 3 251 2| 0.6 1.7 2.4| 3.2 -0.8 2.4 1.6 0.24| 4.6 1.1 2000 29 4 282 2| 0.5 1.7 2.2| 4.0 -0.8 3.2 1.6 0.26| 3.8 1.0 2500 17 4 297 3| 0.4 1.7 2.0| 4.2 -0.8 3.4 1.4 0.24| 3.4 0.8 3000 7 5 303 4| 0.3 1.7 2.0| 4.2 -1.2 3.0 1.0 0.21| 3.1 0.7 4000 6 6 312 5| 1.0 1.2 2.3| 12.7 -1.2 11.5 2.9 0.35| 3.2 1.1 5000 14 6 323 4| 1.3 1.0 2.3| 17.3 -1.2 16.1 3.2 0.46| 3.1 1.4 6000 26 7 339 3| 1.5 0.8 2.3| 20.0 -1.7 18.3 3.0 0.45| 3.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//URRR/skewt/URRR.skewt.20251220.12.gif