597
ASUS43 KMKX 220420
RWRWI
WISCONSIN REGIONAL WEATHER ROUNDUP
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1000 PM CST SUN DEC 21 2025
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR S TO VISIBILITY.
WIZ001-002-006>008-014>016-023>028-220500-
NORTHWEST WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
SUPERIOR ARPT PTCLDY 3 -1 84 CALM 30.19R TC -16
ASHLAND PTCLDY 6 3 87 CALM 30.18S TC -14
HAYWARD CLEAR 14 9 80 S6 30.17S WCI 5 TC -10
SIREN CLEAR 19 14 80 SE3 30.16S TC -7
CUMBERLAND CLEAR 14 9 79 CALM 30.17F TC -10
RICE LAKE CLEAR 15 9 74 SE5 30.20S WCI 8 TC -9
CHETEK CLEAR 17 10 75 E5 30.19F WCI 10 TC -8
LADYSMITH CLEAR 17 10 71 S5 30.22S WCI 10 TC -8
EAU CLAIRE CLEAR 18 12 77 CALM 30.21F TC -8
MENOMONIE CLEAR 20 12 69 SE5 30.21F WCI 14 TC -6
NEW RICHMOND CLEAR 26 21 82 S9 30.17F WCI 16 TC -4
OSCEOLA CLEAR 26 20 79 S7 30.19F WCI 18 TC -3
WIZ003>005-009-010-017-018-220500-
NORTH CENTRAL WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MANITOWISH WTR PTCLDY 9 3 78 CALM 30.17S TC -13
ARBOR VITAE PTCLDY 12 4 71 S6 30.18S WCI 3 TC -11
WOODRUFF PTCLDY 12 4 71 S6 30.18S WCI 3 TC -11
RHINELANDER PTCLDY 15 6 67 SW8 30.19S WCI 4 TC -9
EAGLE RIVER CLEAR 13 5 71 CALM 30.18S TC -11
LAND O LAKES CLEAR 11 5 75 CALM 30.19S TC -11
PHILLIPS CLEAR 17 9 71 S5 30.18S WCI 9 TC -9
TOMAHAWK CLEAR 8 3 82 MISG 30.21S TC -13
MEDFORD CLEAR 11 4 75 S5 30.20S WCI 3 TC -12
MERRILL CLEAR 4 -1 77 CALM 30.22S TC -15
WIZ029-030-035-036-043>047-220500-
CENTRAL WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
WAUSAU CLEAR 13 5 70 E3 30.24F TC -11
MOSINEE CLEAR 12 7 79 S8 30.24S WCI 1 TC -11
MARSHFIELD CLEAR 19 10 68 SW10 30.24S WCI 7 TC -7
STEVENS POINT MOCLDY 20 10 66 SW7 30.27S WCI 11 TC -7
WAUPACA PTCLDY 12 7 79 CALM 30.34R TC -11
WAUTOMA CLOUDY 13 10 88 CALM 30.31S TC -11
WISC RAPIDS CLEAR 20 9 62 S7 30.29S WCI 11 TC -7
CAMP DOUGLAS PTCLDY 26 13 57 CALM 30.26S TC -3
WIZ011>013-019>022-031-037>040-048>050-220500-
NORTHEAST WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
ANTIGO CLEAR 14 6 71 SW5 30.23S WCI 6 TC -10
SHAWANO CLEAR 15 8 72 CALM 30.30S TC -9
OCONTO CLEAR 15 8 73 S3 30.31S TC -9
STURGEON BAY CLEAR 19 10 68 SW8 30.32S WCI 9 TC -7
GREEN BAY CLEAR 14 8 77 CALM 30.31S TC -10
MANITOWOC CLEAR 19 11 70 S7 30.34S WCI 10 TC -7
APPLETON CLEAR 21 16 79 S9 30.30S WCI 11 TC -6
CLINTONVILLE CLEAR 9 5 85 CALM 30.31S TC -13
OSHKOSH MOCLDY 23 14 68 SW13 30.30F WCI 11 TC -5
WIZ032>034-041-042-053>061-220500-
SOUTHWEST WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
LA CROSSE CLOUDY 28 17 63 S9 30.28F WCI 19 TC -2
SPARTA MOCLDY 21 14 73 CALM 30.27F TC -6
VIROQUA CLOUDY 27 17 67 CALM 30.27R TC -3
BOSCOBEL CLOUDY 25 17 72 CALM 30.31F TC -4
PRAIRIE DU CHI CLOUDY 30 20 66 E7 30.29F WCI 23 TC -1
PLATTEVILLE CLOUDY 30 22 71 SE8 30.31F WCI 23 TC -1
WIZ056-057-062-063-064-067-068-220500-
SOUTH CENTRAL WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
REEDSBURG MOCLDY 26 16 63 S6 30.30F WCI 20 TC -3
BARABOO/DELLS MOCLDY 28 18 65 S12 30.29F WCI 18 TC -2
LONE ROCK CLOUDY 26 17 68 E3 30.33F TC -3
MINERAL POINT NOT AVBL
MADISON CLOUDY 29 17 61 S9 30.34F WCI 20 TC -2
MIDDLETON CLOUDY 31 17 57 SW5 30.33F WCI 26 TC -1
WATERTOWN CLOUDY 25 17 71 S3 30.35S TC -4
MONROE CLOUDY 29 20 66 S13 30.33S WCI 19 TC -1
JANESVILLE MOCLDY 30 19 64 S9 30.37S WCI 22 TC -1
WIZ051-052-058>065-066-070>072-220500-
SOUTHEAST WISCONSIN
CITY SKY/WX TMP DP RH WIND PRES REMARKS
MILWAUKEE MOCLDY 26 15 63 SW10 30.36F WCI 16 TC -3
WAUKESHA CLOUDY 27 18 69 S6 30.37S WCI 20 TC -3
MILWAUKEE/TIMM CLOUDY 27 16 63 CALM 30.38S TC -3
RACINE CLOUDY 26 14 60 SW8 30.40F WCI 18 TC -3
KENOSHA NOT AVBL
FOND DU LAC CLOUDY 26 15 63 SW13 30.33R WCI 15 TC -3
SHEBOYGAN CLEAR 14 9 80 S5 30.33F WCI 6 TC -10
WEST BEND CLOUDY 30 19 64 SW6 30.35R WCI 24 TC -1
JUNEAU CLOUDY 24 16 74 S8 30.35S WCI 14 TC -5
LSZ147-162-220500-
LAKE SUPERIOR
STATION/POSITION TIME TEMP WIND PRES WAVE
AIR SEA DIR/SP/G HT/PER
(UTC) (F) (DEG/KT/KT) (MB) (FT/S)
PORT WING 0340 8 130/ 3/ 7 1021.7F
SAXON HARBOR 0330 8 200/ 5/ 6 1023.0S
LMZ867-665-643>646-220500-
LAKE MICHIGAN
STATION/POSITION TIME TEMP WIND PRES WAVE
AIR SEA DIR/SP/G HT/PER
(UTC) (F) (DEG/KT/KT) (MB) (FT/S)
NORTHPORT PIER 0300 17 170/ 3/ 7 N/A
KEWAUNEE LAKESHO 0348 210/ 9/ 12 1026.3S
SHEBOYGAN LAKESH 0400 26 210/ 13/ 15 1028.2F
PORT WASHINGTON 0415 26 260/ 4 1010.0
TC - TEMPERATURE IN CELSIUS
VSB - VISIBILITY IN STATUTE MILES
WCI - WIND CHILL INDEX
HX - HEAT INDEX
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