CODED SURFACE FRONTAL POSITIONS NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 627 PM EDT MON MAY 18 2026 VALID 051821Z HIGHS 1028 5840921 1017 7200653 1019 6820436 1018 3860888 1025 4130643 1026 5580806 1024 4731106 1023 5341020 1007 2931053 1021 5161225 1028 3440668 LOWS 999 3950973 1006 4520915 996 3721032 1013 3741200 1007 6000579 1003 7491146 987 5470277 1008 4790806 1017 4770646 1005 6211198 1002 7061275 1002 5901577 1004 6711647 1001 2151013 1018 5561317 1005 3901059 COLD 3711033 3631073 3531107 STNRY 3541107 3481121 3431134 3401146 3391159 3441182 STNRY 3830986 3780992 3750997 3731003 3721021 3721032 TROF 3731000 3441005 3241017 3041024 2561019 COLD 3950973 3890979 3830986 TROF 4181066 4061068 3961064 3901060 COLD 4520916 4430921 4350927 STNRY 4350927 4280934 4210940 4150948 4110954 4040963 3950973 TROF 3031071 3361046 3471040 3541035 3601032 3711032 STNRY 7031281 6841303 6781346 6781420 6771497 6721555 6721644 TROF 5991353 6191364 6341389 6511444 TROF 5321257 5561236 5761228 TROF 6171203 5791203 5451157 5101120 TROF 4241247 3981230 3851215 3741201 TROF 3481182 3591190 3741200 TROF 4500915 4420892 4250877 4160872 STNRY 4790808 4800821 4780841 4760850 4730863 COLD 4730863 4650878 4590890 4560898 STNRY 4560898 4520915 TROF 5220961 4960971 4700961 4530939 4520916 STNRY 3930592 3950623 4010667 4080686 4110692 4230712 4340729 4340729 WARM 4780804 4720785 4610766 4440741 4360731 TROF 6560848 6490757 6180673 6000586 TROF 7490501 6700513 6300521 5980515 TROF 5490299 5400373 5360431 OCFNT 5990579 5750543 5310514 5010475 4870428 OCFNT 5480295 5500274 5440256 TROF 4380832 4270832 4200835 4090838 4010845 3910863 TROF 3870864 3850868 3810873 3770878 3750885 3730895 3730911 3740924 3780942 TROF 4810804 4890768 4950716 5100620 5100545 TROF 4690589 4740556 4640514 TROF 4610659 4770647 4890631 STNRY 5471067 5651110 5881142 WARM 6191195 6081172 5881145 TROF 7051274 7361194 7501138 7711058 8051020 TROF 7031266 6931188 6801138 STNRY 6211200 6451241 6711259 7031275 TROF 5771663 5881610 5891580 COLD 5891571 5821528 5681485 5531468 5381467 5051490 STNRY 6681648 6551663 6461688 TROF 6721649 6861666 7041674 TROF 1860996 2121012 2531017 TROF 1710924 1950906 2170884 TROF 3901059 3771046 3721033 COLD 5541319 5281312 4981313 4591348 4341404 WARM 5541316 5341300 5171290 5071287 TROF 3661105 4171124 4481121 TROF 2600819 2780825 2890827 $$