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 U4266... Searching the city database file for: U4266 ... Date:0000Z 12 DEC 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 1002 140 -41.1 -45.1 65 4.0 -41.2 245 1 231.9 231.9 231.8 232.1 0.07 1 1000 154 -41.3 -46.3 58 5.0 -41.4 245 1 231.9 231.9 231.7 232.0 0.06 2 985 257 -40.9 -45.9 58 5.0 -41.0 246 1 233.3 233.3 233.1 233.4 0.06 3 938 594 -34.3 -39.2 61 4.9 -34.5 249 3 243.3 243.3 242.8 243.6 0.14 4 925 692 -33.9 -38.7 62 4.8 -34.1 250 3 244.6 244.7 244.1 245.0 0.15 5 889 971 -32.7 -37.0 65 4.3 -32.9 297 5 248.7 248.7 247.9 249.2 0.18 6 884 1010 -32.3 -36.5 66 4.2 -32.5 304 5 249.5 249.5 248.6 250.0 0.19 7 882 1026 -30.5 -34.6 67 4.1 -30.7 306 5 251.5 251.6 250.5 252.2 0.23 8 850 1289 -30.1 -33.8 70 3.7 -30.3 350 7 254.6 254.7 253.2 255.3 0.26 9 826 1493 -29.9 -33.4 71 3.5 -30.2 5 7 256.9 257.0 255.2 257.7 0.28 10 818 1562 -27.5 -30.9 73 3.4 -27.8 11 7 260.2 260.2 258.1 261.2 0.36 11 804 1687 -25.9 -29.1 74 3.2 -26.2 20 8 263.2 263.2 260.5 264.4 0.43 12 700 2687 -27.1 -30.2 75 3.1 -27.4 95 9 272.5 272.5 267.2 273.8 0.44 13 666 3044 -28.7 -32.0 73 3.3 -29.0 93 9 274.6 274.7 268.5 275.8 0.39 14 573 4106 -35.3 -38.7 71 3.4 -35.5 86 8 278.9 279.0 270.9 279.7 0.23 15 500 5040 -42.9 -46.5 68 3.6 -43.0 80 7 280.7 280.8 271.8 281.1 0.12 16 400 6500 -54.7 -58.4 63 3.7 -54.8 100 5 283.9 283.9 273.5 284.0 0.04 17 380 6827 -57.3 -60.9 63 3.6 -57.3 96 5 284.7 284.7 273.9 284.8 0.03 18 308 8138 -63.7 -67.5 60 3.8 -63.7 80 7 293.3 293.3 278.3 293.4 0.01 19 306 8178 -63.7 -67.5 60 3.8 -63.7 82 8 293.9 293.9 278.6 293.9 0.01 20 300 8300 -62.7 -66.5 60 3.8 -62.7 90 11 297.0 297.0 280.0 297.0 0.02 21 261 9162 -61.7 -65.2 63 3.5 -61.7 124 14 310.5 310.5 285.5 310.6 0.02 22 250 9430 -59.5 -63.4 60 3.9 -59.6 135 15 317.6 317.6 288.0 317.7 0.03 23 218 10293 -56.5 -60.3 62 3.8 -56.6 144 17 334.9 334.9 293.1 335.1 0.05 24 214 10411 -56.7 -60.6 61 3.9 -56.8 145 18 336.4 336.4 293.4 336.6 0.05 25 200 10840 -56.3 -60.2 61 3.9 -56.4 150 19 343.6 343.6 295.3 343.9 0.06 26 150 12660 -56.1 -60.6 57 4.5 -56.2 165 21 373.4 373.4 301.2 373.8 0.07 27 100 15230 -58.7 -64.7 46 6.0 -58.9 175 31 414.3 414.3 307.1 414.6 0.06 28 70 17480 -57.9 -64.9 40 7.0 -58.2 175 38 460.5 460.5 311.8 461.0 0.09 29 50 19600 -58.3 -67.3 31 9.0 -58.8 180 54 506.1 506.1 315.4 506.7 0.09 30 38 21330 -57.9 -67.9 27 10.0 -58.6 188 73 548.4 548.5 318.1 549.2 0.11 31 30 22840 -52.7 -63.7 25 11.0 -54.2 195 89 601.0 601.1 320.7 602.8 0.24 32 23 24547 -54.7 -66.7 21 12.0 -56.3 195 101 642.5 642.6 322.4 644.2 0.21 33 20 25450 -50.3 -63.3 20 13.0 -52.9 195 108 682.2 682.4 324.0 685.5 0.38 34 18 26136 -51.3 -64.3 20 13.0 -53.9 699.9 700.1 324.6 703.2 0.37 35 16 26908 -47.5 -62.5 16 15.0 -51.5 736.3 736.5 325.7 741.2 0.53 36 15 27340 -42.3 -58.3 16 16.0 -48.3 767.3 767.8 326.7 776.6 0.98 37 14 27806 -42.2 -59.1 14 16.9 -48.6 205 126 783.0 783.5 327.0 792.2 0.94 38 12 28850 -41.9 -60.9 11 19.0 -49.2 819.3 819.7 327.9 828.2 0.88 TRP 308 8138 -63.7 -67.5 60 3.8 -63.7 80 7 293.3 293.3 278.3 293.4 0.01 WND 14 27806 -42.2 -59.1 14 16.9 -48.6 205 126 783.0 783.5 327.0 792.2 0.94 Sounding variables and indices 1000-500 mb thick: 4886.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 70.04 % Est. max temperature: -18.59 C = -1.46 F Sfc-Lift cond lev (LCL): 933.84 mb = 625.36 m = 2051.68 ft T: -34.17 C 700-500 lapse rate: 6.71 C/km ThetaE index: 0.09 C Layer 1000.0- 985.0 mb Conv cond level (CCL): 1000.00 mb = 154.00 m = 505.24 ft Mean mixing ratio: 0.11 g/kg Conv temperature: -40.28 C = -40.50 F Cap Strength: 33.00 C Lifted Index: 33.25 C Risk: None Lifted Index @300 mb: 40.23 C Lifted Index @700 mb: 29.19 C Showalter Index: 20.86 C Risk: None Total Totals Index: 21.90 C Risk: None Vertical Totals Index: 12.80 C Cross Totals Index: 9.10 C K Index: -24.10 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 5.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.84 J/kg Max Up Vert Vel: 10.94 m/s Conv Inhibition (B-): 79794.80 J/kg Cap Strength: 33.23 C Lift Cond Lev (LCL): 883.76 mb = 1012.24 m = 3320.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 107 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 1002 140 245 1 0.9 0.4 | 281 6 5.8 -1.1 1 1000 154 245 1 0.9 0.4 | 281 6 5.8 -1.1 2 925 692 250 3 2.8 1.0 | 274 8 7.7 -0.5 3 850 1289 350 7 1.2 -6.9 | 324 10 6.1 -8.4 4 700 2687 95 9 -9.0 0.8 | 80 4 -4.1 -0.7 5 500 5040 80 7 -6.9 -1.2 | 36 3 -2.0 -2.7 6 400 6500 100 5 -4.9 0.9 | 4 1 -0.1 -0.7 7 308 8138 80 7 -6.9 -1.2 | 36 3 -2.0 -2.7 8 300 8300 90 11 -11.0 0.0 | 76 6 -6.1 -1.5 9 250 9430 135 15 -10.6 10.6 | 148 11 -5.7 9.1 10 200 10840 150 19 -9.5 16.5 | 163 16 -4.6 14.9 11 150 12660 165 21 -5.4 20.3 | 178 19 -0.6 18.8 12 100 15230 175 31 -2.7 30.9 | 184 29 2.2 29.4 13 70 17480 175 38 -3.3 37.9 | 182 36 1.6 36.3 14 50 19600 180 54 0.0 54.0 | 185 53 4.9 52.5 15 30 22840 195 89 23.0 86.0 | 198 89 27.9 84.4 16 20 25450 195 108 28.0 104.3 | 198 108 32.8 102.8 Wind Parameters Mean winds (0-6000m): 77.4 at 6.8 knts Storm direction: 107.4 at 5.1 knts Shear (0-3000m) pos: 1.6 neg: 0.0 tot: 1.6 10-3/s Storm rel Dir Shear (0-3000m): 151.1 deg Storm rel helicity (0-3000m) pos: 47.9 neg: -1.8 tot: 46.1 m^2/s^2 ave: 15.4 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.02 Bulk Shear: 9.95 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 ------------------------------------------------------------------------------- 500 248 2 277 7| 1.9 0.0 1.9| 0.0 -1.3 -1.3 -2.7 -0.42| 1.9 -0.8 1000 281 3 285 8| 3.0 0.0 3.0| 14.4 -1.3 13.1 13.1 0.57| 4.4 2.5 1500 330 4 307 9| 2.8 0.0 2.8| 30.8 -1.3 29.4 19.6 0.74| 5.1 3.8 2000 359 5 324 8| 2.4 0.0 2.4| 40.3 -1.3 38.9 19.5 0.77| 5.2 4.0 2500 26 6 342 7| 2.0 0.0 2.0| 47.4 -1.3 46.0 18.4 0.80| 5.3 4.3 3000 51 6 1 6| 1.6 0.0 1.6| 47.9 -1.8 46.1 15.4 0.77| 4.6 3.5 4000 70 7 21 4| 1.2 0.2 1.4| 47.9 -3.0 44.9 11.2 0.69| 3.6 2.5 5000 75 7 29 4| 1.0 0.2 1.2| 47.9 -4.0 43.9 8.8 0.63| 3.0 1.9 6000 77 7 31 3| 0.7 0.2 0.9| 47.9 -4.1 43.9 7.3 0.58| 2.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20251212.00.gif