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STEEL WEATHER

Steel Erection Weather Intelligence

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Live Wind Map
All Clear

North Charleston Steel Erection

North Charleston, SC · Updated Wed, May 27, 9:42 PM

Current Conditions

KCHS
16mph

forecasted gust

8mph

observed sustained

S
79°FPartly Sunny then Chance Showers And ThunderstormsH: 91° · L: 74°
Observed 9:25 PM

Daylight

5:46 AM – 8:47 PM

15 hrs daylight

Crane Hours

~14 hrs

Mobile Hydraulic / 30 mph gust limit

Today's Erection Grade

C
Fair— increased monitoring

Score: 74 / 100

Wind
78
Precip
76
Lightning
59
Temp
82

⚠Intermittent rain (5 of 13 working hrs)

⚠Intermittent storm risk (5 of 13 working hrs)

7-Day Erection Grade Forecast

Tap a day for the detailed breakdown

Peak Forecasted Gust (10-day)

27 mph

Peak on Sun, May 31

Precipitation (3-Day Peak)

61%

Highest on Sat, May 30

Tropical Systems

None

Atlantic basin clear

Heat Index (Today Peak)

96°F

OSHA Caution — hydration required

Gust Exceedance Probability

Threshold
Today
May 27
Peak: 0 mph
Tomorrow
May 28
Peak: 20 mph
Day 3
May 29
Peak: 24 mph
Day 4-5
May 30 – 31
Peak: 27 mph
Day 6-7
Jun 1 – 2
Peak: 25 mph
Day 8-10
Jun 3 – 5
Peak: 24 mph
20 mphPlanning threshold
0%44%94%84%72%72%
24 mphCrane operations suspended
0%2%20%44%32%28%
35 mphAll steel erection suspended
0%0%0%6%4%4%
50 mphSevere threshold
0%0%0%0%0%0%
88 mphASCE 37 construction wind
0%0%0%0%0%0%

Probability = % of ensemble members predicting gusts at or above threshold in each time window. Based on ECMWF IFS ensemble.

Updated 9:42 PM

10-Day Ensemble Gust Forecast

Shaded band = 10th–90th percentile range. Dashed gray = ensemble maximum. Dashed colored lines = gust thresholds. Hover/tap for details.

Today & Tomorrow — Hourly Detail

NWS sustained wind · Ensemble forecasted gusts · * NWS gust estimate · Working hours

TimeSustainedForecasted GustDirConditions
8:00 PM12 mph—
S
Slight Chance Showers And Thunderstorms
9:00 PM10 mph—
S
Mostly Cloudy
6:00 AM↗ 6:14 AM6 mph15 mph
SW
Mostly Cloudy
7:00 AM6 mph14 mph
SW
Partly Sunny
8:00 AM7 mph13 mph
SW
Partly Sunny
9:00 AM7 mph13 mph
SW
Partly Sunny
10:00 AM7 mph12 mph
W
Mostly Sunny
11:00 AM7 mph12 mph
W
Mostly Sunny
12:00 PM7 mph13 mph
W
Mostly Sunny
1:00 PM7 mph14 mph
W
Mostly Sunny
2:00 PM8 mph17 mph
W
Chance Showers And Thunderstorms
3:00 PM8 mph19 mph
W
Chance Showers And Thunderstorms
4:00 PM7 mph20 mph
W
Chance Showers And Thunderstorms
5:00 PM8 mph20 mph
SW
Showers And Thunderstorms Likely
6:00 PM8 mph20 mph
SW
Chance Showers And Thunderstorms
7:00 PM8 mph20 mph
SW
Slight Chance Showers And Thunderstorms
8:00 PM↘ 8:19 PM7 mph19 mph
SW
Chance Showers And Thunderstorms
9:00 PM5 mph18 mph
SW
Mostly Cloudy