UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121912.upa.cvt Date: 1200Z 19 DEC 25 Searching for UHMM... Searching the city database file for: UHMM ... Date:1200Z 19 DEC 25 Station: UHMM WMO ident: 25913 Latitude: 59.58 Longitude: 150.78 Elevation: 118.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 104 70 5 SFC 998 118 -6.5 -12.5 62 6.0 -8.1 70 5 266.8 267.0 265.2 270.8 1.46 2 925 709 -10.5 -15.3 68 4.8 -11.6 75 13 268.6 268.8 266.1 272.1 1.26 3 908 852 -11.1 -14.9 73 3.8 -12.0 74 13 269.4 269.6 266.7 273.1 1.32 4 850 1354 -15.3 -19.8 68 4.5 -16.2 70 11 270.1 270.3 266.5 272.8 0.93 5 746 2325 -23.5 -27.4 70 3.9 -24.0 124 16 271.5 271.6 266.7 273.1 0.54 6 735 2433 -22.9 -26.6 72 3.7 -23.4 130 17 273.3 273.4 268.0 275.0 0.59 7 724 2544 -22.5 -26.7 69 4.2 -23.1 136 18 274.9 275.0 269.1 276.7 0.59 8 700 2791 -24.1 -31.1 52 7.0 -24.9 150 19 275.8 275.9 269.3 277.0 0.41 9 693 2864 -24.7 -31.7 52 7.0 -25.5 151 19 275.9 276.0 269.4 277.1 0.39 10 680 3002 -25.7 -32.7 52 7.0 -26.4 152 20 276.3 276.4 269.5 277.4 0.36 11 650 3329 -25.5 -31.5 57 6.0 -26.2 156 22 280.1 280.2 272.0 281.4 0.42 12 552 4493 -34.5 -39.0 64 4.5 -34.8 168 29 282.9 282.9 273.2 283.6 0.24 13 500 5180 -38.1 -42.2 65 4.1 -38.4 175 33 286.6 286.6 275.2 287.2 0.19 14 475 5533 -39.3 -43.1 67 3.8 -39.5 174 37 289.3 289.4 276.6 289.9 0.18 15 430 6208 -44.7 -48.4 66 3.7 -44.8 172 44 290.8 290.8 277.3 291.2 0.11 16 422 6333 -45.3 -48.9 67 3.6 -45.4 171 46 291.6 291.6 277.6 292.0 0.11 17 400 6690 -46.5 -50.0 67 3.5 -46.6 170 50 294.6 294.6 279.0 294.9 0.10 18 392 6824 -47.1 -50.6 67 3.5 -47.2 170 50 295.5 295.5 279.4 295.8 0.09 19 348 7600 -53.9 -57.6 64 3.7 -53.9 170 52 296.5 296.5 279.8 296.7 0.05 20 316 8217 -55.1 -58.7 64 3.6 -55.2 170 54 303.1 303.1 282.7 303.3 0.04 21 310 8340 -54.1 -57.8 64 3.7 -54.2 172 51 306.2 306.2 284.0 306.4 0.05 22 300 8550 -54.1 -57.9 63 3.8 -54.2 175 46 309.1 309.1 285.1 309.3 0.05 23 266 9321 -55.3 -59.2 62 3.9 -55.4 175 42 318.2 318.2 288.2 318.3 0.05 24 250 9720 -52.9 -57.1 60 4.2 -53.0 175 40 327.4 327.4 291.0 327.7 0.07 25 220 10544 -51.3 -56.0 57 4.7 -51.5 181 36 342.1 342.1 294.9 342.4 0.09 26 200 11160 -52.3 -57.3 55 5.0 -52.5 185 33 349.9 350.0 296.7 350.3 0.08 27 150 13030 -50.1 -57.1 43 7.0 -50.4 205 35 383.7 383.8 302.9 384.3 0.11 28 101 15615 -49.1 -58.1 34 9.0 -49.8 200 40 431.6 431.7 309.1 432.4 0.15 29 100 15680 -48.7 -57.7 34 9.0 -49.4 200 40 433.6 433.7 309.3 434.5 0.16 30 79 17236 -47.1 -58.1 27 11.0 -48.2 207 37 467.2 467.2 312.5 468.3 0.19 31 70 18030 -51.3 -62.3 26 11.0 -52.1 210 35 474.6 474.7 313.1 475.4 0.13 32 54 19720 -50.1 -62.1 23 12.0 -51.3 202 35 514.0 514.0 316.0 515.0 0.17 33 50 20220 -51.9 -63.9 22 12.0 -53.0 200 35 521.2 521.2 316.4 522.1 0.14 34 40 21683 -45.9 -59.9 19 14.0 -48.3 211 34 570.6 570.7 319.3 572.7 0.30 35 31 23373 -47.3 -62.3 16 15.0 -50.0 223 33 609.9 610.0 321.2 612.1 0.28 36 30 23590 -45.7 -60.7 17 15.0 -48.7 225 33 620.1 620.2 321.6 622.8 0.36 37 23 25360 -45.5 -61.5 15 16.0 -49.3 241 29 669.6 669.8 323.5 673.1 0.42 38 22 25658 -42.1 -59.1 14 17.0 -47.1 244 28 688.3 688.5 324.2 693.4 0.60 39 20 26300 -44.3 -62.3 12 18.0 -49.0 250 27 700.6 700.8 324.6 704.4 0.44 40 19 26644 -44.5 -62.5 12 18.0 -49.3 710.3 710.5 324.9 714.3 0.45 41 12 29774 -36.7 -57.7 10 21.0 -46.4 837.7 838.4 328.4 851.4 1.32 42 11 30374 -38.7 -59.7 9 21.0 -47.9 851.6 852.1 328.7 863.4 1.12 43 10 31030 -37.9 -58.9 9 21.0 -47.9 878.1 878.8 329.3 892.9 1.36 TRP 316 8217 -55.1 -58.7 64 3.6 -55.2 170 54 303.1 303.1 282.7 303.3 0.04 WND Sounding variables and indices 1000-500 mb thick: 5076.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 64.17 % Est. max temperature: -3.16 C = 26.31 F Sfc-Lift cond lev (LCL): 907.02 mb = 859.71 m = 2820.54 ft T: -11.17 C 700-500 lapse rate: 5.86 C/km ThetaE index: 0.29 C Layer 850.0- 746.0 mb Conv cond level (CCL): 845.73 mb = 1391.42 m = 4564.96 ft Mean mixing ratio: 1.34 g/kg Conv temperature: -3.13 C = 26.37 F Cap Strength: 9.66 C Lifted Index: 12.33 C Risk: None Lifted Index @300 mb: 26.45 C Lifted Index @700 mb: 4.94 C Showalter Index: 11.54 C Risk: None Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 18.30 C K Index: -4.00 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 3.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.11 J/kg Max Up Vert Vel: 4.27 m/s Conv Inhibition (B-): 75398.52 J/kg Cap Strength: 12.16 C Lift Cond Lev (LCL): 873.28 mb = 1148.31 m = 3767.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 186 at 17 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 ---------------------------------------------------------- 0 998 118 70 5 -4.7 -1.7 | 19 20 -6.5 -18.4 1 925 709 75 13 -12.6 -3.4 | 36 25 -14.3 -20.1 2 850 1354 70 11 -10.3 -3.8 | 31 24 -12.1 -20.5 3 700 2791 150 19 -9.5 16.5 | 89 11 -11.3 -0.2 4 500 5180 175 33 -2.9 32.9 | 164 17 -4.7 16.2 5 400 6690 170 50 -8.7 49.2 | 162 34 -10.5 32.6 6 316 8217 170 54 -9.4 53.2 | 163 38 -11.2 36.5 7 300 8550 175 46 -4.0 45.8 | 169 30 -5.8 29.1 8 250 9720 175 40 -3.5 39.8 | 167 24 -5.3 23.2 9 200 11160 185 33 2.9 32.9 | 184 16 1.1 16.2 10 150 13030 205 35 14.8 31.7 | 221 20 13.0 15.0 11 100 15680 200 40 13.7 37.6 | 210 24 11.9 20.9 12 70 18030 210 35 17.5 30.3 | 229 21 15.7 13.6 13 50 20220 200 35 12.0 32.9 | 212 19 10.2 16.2 14 30 23590 225 33 23.3 23.3 | 253 23 21.5 6.6 15 20 26300 250 27 25.4 9.2 | 288 25 23.6 -7.5 Wind Parameters Mean winds (0-6000m): 156.1 at 22.4 knts Storm direction: 186.1 at 16.8 knts Shear (0-3000m) pos: 3.7 neg: 0.1 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 80.8 deg Storm rel helicity (0-3000m) pos: 132.6 neg: -12.4 tot: 120.2 m^2/s^2 ave: 40.1 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.13 Bulk Shear: 69.32 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 73 8 27 21| 7.0 0.0 7.0| 30.0 0.0 30.0 60.0 0.77| 7.0 5.4 1000 74 10 31 23| 3.5 0.3 3.7| 35.7 -8.4 27.3 27.3 0.51| 4.8 2.5 1500 74 11 32 23| 2.7 0.2 2.9| 54.8 -12.4 42.4 28.2 0.55| 4.6 2.5 2000 82 12 36 23| 3.2 0.1 3.3| 90.2 -12.4 77.8 38.9 0.66| 5.3 3.5 2500 96 13 43 21| 3.6 0.1 3.7|118.3 -12.4 105.8 42.3 0.69| 6.0 4.1 3000 110 14 51 19| 3.7 0.1 3.8|132.6 -12.4 120.2 40.1 0.71| 5.9 4.2 4000 131 16 67 15| 3.6 0.1 3.7|155.1 -12.4 142.6 35.7 0.76| 5.4 4.1 5000 147 19 87 12| 3.6 0.1 3.6|182.4 -12.4 170.0 34.0 0.78| 5.1 4.0 6000 156 22 109 11| 3.0 0.9 3.9|184.5 -14.4 170.1 28.4 0.64| 5.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//UHMM/skewt/UHMM.skewt.20251219.12.gif