UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for X1004... Searching the city database file for: X1004 ... Date:1200Z 2 DEC 25 Station: X1004 WMO ident: 31004 Latitude: 58.62 Longitude: 125.37 ------------------------------------------------------------------------------- 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 281 SFC 945 679 -32.7 -36.2 71 3.5 -32.9 250 1 244.4 244.4 244.0 244.9 0.18 2 925 829 -34.3 -39.3 60 5.0 -34.5 225 5 244.2 244.3 243.7 244.6 0.14 3 912 928 -34.7 -39.7 60 5.0 -34.9 252 6 244.8 244.8 244.3 245.2 0.13 4 897 1044 -32.9 -37.9 61 5.0 -33.1 283 8 247.8 247.9 247.1 248.3 0.16 5 886 1132 -29.3 -34.3 62 5.0 -29.6 307 9 252.4 252.5 251.3 253.1 0.24 6 850 1429 -27.5 -31.7 67 4.2 -27.9 25 13 257.3 257.4 255.7 258.2 0.32 7 846 1463 -27.5 -31.6 68 4.1 -27.8 26 13 257.7 257.7 255.9 258.6 0.32 8 818 1707 -24.7 -28.8 69 4.1 -25.1 33 15 263.1 263.2 260.5 264.4 0.43 9 809 1788 -21.7 -26.0 68 4.3 -22.2 35 15 267.2 267.3 263.8 268.8 0.57 10 770 2153 -20.1 -25.0 65 4.9 -20.8 45 17 272.7 272.8 267.7 274.6 0.65 11 720 2646 -24.5 -28.0 73 3.5 -24.9 59 20 273.1 273.2 267.8 274.7 0.53 12 718 2666 -24.5 -28.0 73 3.5 -24.9 60 20 273.4 273.4 268.0 274.9 0.53 13 716 2687 -21.7 -25.0 75 3.3 -22.2 60 20 276.7 276.8 270.4 278.7 0.70 14 700 2853 -22.3 -25.2 77 2.9 -22.7 65 21 277.8 277.9 271.1 279.9 0.70 15 615 3794 -28.9 -33.4 65 4.5 -29.3 52 18 280.7 280.7 272.2 281.8 0.37 16 500 5240 -41.3 -46.1 60 4.8 -41.5 30 13 282.7 282.7 272.9 283.1 0.12 17 453 5898 -47.1 -51.8 59 4.7 -47.2 37 13 283.5 283.5 273.3 283.7 0.07 18 412 6518 -49.9 -54.5 58 4.6 -50.0 43 13 287.7 287.7 275.6 287.9 0.06 19 400 6710 -51.5 -56.1 58 4.6 -51.6 45 13 288.1 288.1 275.7 288.2 0.05 20 309 8340 -64.5 -69.1 53 4.6 -64.6 36 20 291.9 291.9 277.6 292.0 0.01 21 300 8520 -65.5 -69.9 54 4.4 -65.5 35 21 293.0 293.0 278.2 293.0 0.01 22 274 9067 -67.3 -72.1 50 4.8 -67.3 40 17 298.1 298.1 280.5 298.1 0.01 23 264 9291 -66.3 -71.0 52 4.7 -66.3 46 16 302.7 302.7 282.5 302.8 0.01 24 250 9620 -66.9 -71.7 51 4.8 -66.9 55 15 306.6 306.6 284.0 306.6 0.01 25 240 9866 -67.3 -72.1 50 4.8 -67.3 57 14 309.6 309.6 285.2 309.6 0.01 26 217 10479 -63.5 -68.4 51 4.9 -63.6 61 12 324.5 324.5 290.2 324.6 0.02 27 200 10980 -63.7 -68.6 51 4.9 -63.7 65 11 331.9 331.9 292.3 332.0 0.02 28 150 12760 -62.1 -67.1 51 5.0 -62.2 15 9 363.1 363.1 299.3 363.2 0.03 29 136 13363 -61.3 -66.3 51 5.0 -61.4 11 8 374.8 374.8 301.4 375.0 0.04 30 100 15250 -63.5 -69.5 44 6.0 -63.6 360 3 405.0 405.0 305.9 405.2 0.03 31 70 17440 -65.1 -71.1 43 6.0 -65.3 240 11 445.1 445.1 310.4 445.3 0.04 32 61 18277 -66.1 -73.1 37 7.0 -66.2 224 11 460.8 460.8 311.8 460.9 0.03 33 52 19250 -63.9 -70.9 38 7.0 -64.1 205 11 487.4 487.4 314.1 487.7 0.05 34 50 19490 -64.7 -71.7 38 7.0 -64.9 200 11 491.0 491.0 314.3 491.3 0.05 35 44 20268 -66.1 -73.1 37 7.0 -66.3 505.9 505.9 315.4 506.2 0.04 36 30 22618 -61.3 -69.3 34 8.0 -61.9 577.5 577.6 319.6 578.3 0.11 TRP 274 9067 -67.3 -72.1 50 4.8 -67.3 40 17 298.1 298.1 280.5 298.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 4959.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 66.34 % Est. max temperature: -8.36 C = 16.95 F Sfc-Lift cond lev (LCL): 890.14 mb = 1098.60 m = 3604.29 ft T: -30.66 C 700-500 lapse rate: 7.96 C/km ThetaE index: 0.26 C Layer 925.0- 912.0 mb Conv cond level (CCL): 502.70 mb = 5202.44 m = 17068.18 ft Mean mixing ratio: 0.21 g/kg Conv temperature: 4.95 C = 40.92 F Cap Strength: 26.36 C Lifted Index: 26.41 C Risk: None Lifted Index @300 mb: 30.11 C Lifted Index @700 mb: 24.85 C Showalter Index: 20.09 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 13.80 C Cross Totals Index: 9.60 C K Index: -20.80 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 5.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.53 J/kg Max Up Vert Vel: 11.96 m/s Conv Inhibition (B-): 50266.35 J/kg Cap Strength: 26.50 C Lift Cond Lev (LCL): 832.19 mb = 1582.11 m = 5190.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 77 at 11 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 ---------------------------------------------------------- 0 945 679 250 1 0.9 0.3 | 256 12 11.8 2.9 1 925 829 225 5 3.5 3.5 | 247 16 14.4 6.1 2 850 1429 25 13 -5.5 -11.8 | 330 11 5.3 -9.2 3 700 2853 65 21 -19.0 -8.9 | 52 10 -8.2 -6.3 4 500 5240 30 13 -6.5 -11.3 | 334 10 4.3 -8.7 5 400 6710 45 13 -9.2 -9.2 | 346 7 1.6 -6.6 6 300 8520 35 21 -12.0 -17.2 | 5 15 -1.2 -14.6 7 274 9067 40 17 -10.9 -13.0 | 1 10 -0.1 -10.5 8 250 9620 55 15 -12.3 -8.6 | 14 6 -1.5 -6.0 9 200 10980 65 11 -10.0 -4.6 | 338 2 0.9 -2.1 10 150 12760 15 9 -2.3 -8.7 | 306 10 8.5 -6.1 11 100 15250 360 3 -0.0 -3.0 | 272 11 10.8 -0.4 12 70 17440 240 11 9.5 5.5 | 248 22 20.4 8.1 13 50 19490 200 11 3.8 10.3 | 229 19 14.6 12.9 Wind Parameters Mean winds (0-6000m): 46.7 at 14.8 knts Storm direction: 76.7 at 11.1 knts Shear (0-3000m) pos: 3.6 neg: 0.5 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 127.6 deg Storm rel helicity (0-3000m) pos: 131.5 neg: -16.7 tot: 114.8 m^2/s^2 ave: 38.3 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 5.2 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 1.48 Bulk Shear: 48.19 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 ------------------------------------------------------------------------------- 500 279 6 265 17| 9.6 0.0 9.6| 51.5 -4.7 46.8 93.6 0.59| 16.6 9.8 1000 19 9 308 10| 7.8 0.0 7.8|101.0 -4.7 96.3 96.3 0.72| 16.4 11.9 1500 32 11 325 9| 6.2 0.0 6.2|113.3 -4.7 108.5 72.4 0.76| 12.6 9.5 2000 42 13 345 7| 5.4 0.0 5.4|126.8 -4.7 122.1 61.0 0.79| 10.8 8.5 2500 49 15 2 7| 4.3 0.0 4.3|131.5 -9.4 122.1 48.8 0.73| 9.4 6.8 3000 51 15 9 7| 3.6 0.5 4.1|131.5 -16.7 114.8 38.3 0.62| 8.3 5.2 4000 51 16 10 7| 2.7 1.1 3.8|131.5 -29.7 101.8 25.5 0.46| 7.0 3.2 5000 48 15 4 8| 2.2 1.1 3.3|132.8 -36.4 96.4 19.3 0.39| 5.9 2.3 6000 47 15 360 8| 1.9 0.9 2.8|135.3 -36.4 98.9 16.5 0.40| 5.1 2.1 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20251202.12.gif