UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010900.upa.cvt Date: 0000Z 9 JAN 26 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 9 JAN 26 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1006 169 -6.1 -8.5 83 2.4 -6.8 190 7 266.6 266.9 266.0 272.0 2.00 1 1000 216 -6.9 -8.4 89 1.5 -7.4 200 9 266.2 266.6 265.8 271.7 2.02 2 977 397 -8.3 -9.2 93 0.9 -8.5 203 18 266.6 266.9 265.9 271.9 1.95 3 962 518 -4.9 -8.0 79 3.1 -5.9 205 23 271.2 271.6 269.4 277.2 2.17 4 961 526 -4.9 -8.1 78 3.2 -5.9 205 24 271.3 271.7 269.4 277.2 2.16 5 951 608 -4.1 -9.1 68 5.0 -5.7 206 28 272.9 273.3 270.2 278.5 2.01 6 946 650 -0.7 -12.7 40 12.0 -4.3 207 30 276.8 277.1 271.8 281.2 1.52 7 941 692 0.0 -20.0 21 20.0 -5.1 208 32 277.9 278.1 271.4 280.4 0.83 8 939 709 0.0 -24.0 14 24.0 -5.5 208 32 278.1 278.2 271.1 279.9 0.58 9 925 830 1.4 -26.6 10 28.0 -4.9 210 38 280.7 280.8 272.4 282.2 0.47 10 914 926 1.6 -26.4 10 28.0 -4.8 210 37 281.9 282.0 273.1 283.4 0.48 11 889 1149 1.2 -39.8 3 41.0 -5.8 210 36 283.7 283.8 273.6 284.2 0.13 12 860 1415 0.2 -7.8 55 8.0 -2.7 210 34 285.4 285.8 277.9 292.6 2.47 13 850 1509 0.0 -7.0 59 7.0 -2.6 210 33 286.1 286.6 278.6 293.9 2.66 14 834 1661 -0.3 -7.3 59 7.0 -2.9 212 32 287.4 287.9 279.1 295.1 2.65 15 784 2153 -3.3 218 27 289.3 16 700 3040 -9.5 -9.5 100 0.0 -9.5 230 19 292.0 292.4 281.3 299.9 2.66 17 551 4848 -20.1 -20.3 98 0.2 -20.1 241 25 300.1 300.3 283.2 304.5 1.38 18 500 5560 -25.3 -26.6 89 1.3 -25.5 245 27 302.2 302.4 283.4 305.0 0.87 19 415 6885 -36.5 -37.6 89 1.1 -36.6 253 35 304.3 304.4 283.6 305.6 0.36 20 400 7140 -38.5 -40.7 80 2.2 -38.7 255 36 305.0 305.0 283.8 305.9 0.27 21 332 8392 -49.3 -56.3 44 7.0 -49.5 255 33 306.8 306.9 284.2 307.1 0.06 22 300 9050 -54.1 -61.1 42 7.0 -54.2 255 31 309.1 309.1 285.0 309.2 0.03 23 250 10190 -64.1 -71.1 38 7.0 -64.1 240 38 310.8 310.8 285.6 310.8 0.01 24 231 10672 -67.3 -74.3 36 7.0 -67.3 255 46 313.0 313.0 286.4 313.0 0.01 25 223 10886 -64.9 -71.9 37 7.0 -65.0 260 42 319.9 319.9 288.7 319.9 0.01 26 200 11550 -66.1 -73.1 37 7.0 -66.1 275 31 328.1 328.1 291.2 328.1 0.01 27 188 11925 -66.9 -73.9 37 7.0 -67.0 273 35 332.6 332.6 292.4 332.7 0.01 28 150 13290 -66.5 -75.5 27 9.0 -66.5 265 48 355.5 355.5 297.8 355.6 0.01 29 100 15760 -65.9 -80.2 12 14.3 -66.0 275 64 400.5 400.5 305.3 400.5 0.01 30 70 17940 -65.3 -84.3 6 19.0 -65.5 275 68 444.7 444.7 310.3 444.7 0.00 31 55 19421 -60.7 -90.7 1 30.0 -61.2 271 77 487.0 487.0 314.0 487.0 0.00 32 50 20010 -62.7 -91.7 1 29.0 -63.1 270 81 495.7 495.7 314.7 495.7 0.00 33 39 21552 -59.5 -89.5 1 30.0 -60.3 268 93 540.3 540.3 317.5 540.3 0.00 34 34 22407 -61.1 -91.1 1 30.0 -61.8 266 100 557.7 557.7 318.5 557.8 0.00 35 30 23190 -58.1 -89.1 1 31.0 -59.2 265 106 586.2 586.3 320.0 586.3 0.00 36 29 23404 -57.5 -88.5 1 31.0 -58.7 593.6 593.6 320.3 593.6 0.01 TRP 231 10672 -67.3 -74.3 36 7.0 -67.3 255 46 313.0 313.0 286.4 313.0 0.01 WND 100 15760 -65.9 -80.2 12 14.3 -66.0 275 64 400.5 400.5 305.3 400.5 0.01 Sounding variables and indices 1000-500 mb thick: 5344.00 m Freezing level: Surface below freezing Freezing level: 941.00 mb = 692.47 m = 2271.86 ft Freezing level: 850.00 mb = 1509.00 m = 4950.73 ft Wetbulb zero: Below ground Precipitable water: 0.42 inches Sfc-500 mean rel hum: 78.93 % Est. max temperature: 13.04 C = 55.46 F Sfc-Lift cond lev (LCL): 968.31 mb = 466.77 m = 1531.36 ft T: -6.34 C 700-500 lapse rate: 6.27 C/km ThetaE index: 1.28 C Layer 941.0- 925.0 mb Conv cond level (CCL): 552.46 mb = 4828.51 m = 15841.37 ft Mean mixing ratio: 1.42 g/kg Conv temperature: 27.35 C = 81.24 F Cap Strength: 19.61 C Lifted Index: 20.56 C Risk: None Lifted Index @300 mb: 22.37 C Lifted Index @700 mb: 15.03 C Showalter Index: 8.08 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 18.30 C K Index: 18.30 Risk: < 20 % chance of thunderstorms Sweat Index: 189.70 Risk: None Energy Index: 2.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 84.45 J/kg Max Up Vert Vel: 13.00 m/s Conv Inhibition (B-): 43210.22 J/kg Cap Strength: 20.54 C Lift Cond Lev (LCL): 812.01 mb = 1873.91 m = 6147.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 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 1006 169 190 7 1.2 6.9 | 98 18 -17.5 2.6 1 1000 216 200 9 3.1 8.5 | 105 16 -15.7 4.2 2 925 830 210 38 19.0 32.9 | 181 29 0.3 28.6 3 850 1509 210 33 16.5 28.6 | 175 24 -2.2 24.3 4 700 3040 230 19 14.6 12.2 | 152 9 -4.2 7.9 5 500 5560 245 27 24.5 11.4 | 219 9 5.7 7.1 6 400 7140 255 36 34.8 9.3 | 253 17 16.0 5.0 7 300 9050 255 31 29.9 8.0 | 252 12 11.2 3.7 8 250 10190 240 38 32.9 19.0 | 224 20 14.2 14.7 9 231 10672 255 46 44.4 11.9 | 254 27 25.7 7.6 10 200 11550 275 31 30.9 -2.7 | 300 14 12.1 -7.0 11 150 13290 265 48 47.8 4.2 | 270 29 29.1 -0.1 12 100 15760 275 64 63.8 -5.6 | 282 46 45.0 -9.9 13 70 17940 275 68 67.7 -5.9 | 282 50 49.0 -10.2 14 50 20010 270 81 81.0 -0.0 | 274 62 62.3 -4.3 15 30 23190 265 106 105.6 9.2 | 267 87 86.9 4.9 Wind Parameters Mean winds (0-6000m): 227.1 at 25.6 knts Storm direction: 257.1 at 19.2 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 56.7 deg Storm rel helicity (0-3000m) pos: 140.7 neg: -32.5 tot: 108.2 m^2/s^2 ave: 36.1 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 9.1 stream: 3.5 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 5.43 Bulk Shear: 15.56 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 ------------------------------------------------------------------------------- 500 205 19 139 17| 24.5 0.0 24.5|103.1 0.0 103.1 206.1 0.91| 24.6 22.4 1000 209 27 164 20| 14.9 0.0 14.9|139.7 -8.2 131.4 131.4 0.77| 17.3 13.4 1500 209 29 168 22| 8.6 0.0 8.6|139.9 -17.2 122.7 81.8 0.65| 13.0 8.5 2000 211 29 170 21| 5.4 0.0 5.4|139.9 -19.5 120.4 60.2 0.56| 11.2 6.3 2500 212 28 170 20| 3.5 0.0 3.5|139.9 -26.1 113.8 45.5 0.46| 10.1 4.6 3000 214 27 168 19| 2.5 0.0 2.5|140.7 -32.5 108.2 36.1 0.39| 9.1 3.5 4000 218 26 169 16| 2.4 0.0 2.4|149.1 -32.5 116.6 29.1 0.43| 7.3 3.1 5000 222 25 173 14| 2.3 0.0 2.3|157.8 -32.5 125.3 25.1 0.46| 6.3 2.9 6000 227 26 180 13| 2.4 0.0 2.4|169.6 -32.5 137.1 22.8 0.49| 5.7 2.8 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20260109.00.gif